Displaying Springs, Groundwater Discharge Related Reports

Title: Variable Flow Study - Seven Years of Monitoring and Applied Research
Description:
Summary of the Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal and San Marcos Springs Ecosystems Aquatic for 2000-2007
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Title: Evaluation of the Option to Designate a Separate San Marcos Pool for Critical Period Management
Description:
Hydrogeologic relationships between nearby streams and rivers to springflow at San Marcos Springs
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Title: Simulated Impacts Associated with the Cibolo Creek Transfers Using MODFLOW-NR and Senate Bill 3 Assumptions
Description:
Tests of MODFLOW-NR and Senate Bill 3 assumptions on springflow in the Edwards Aquifer Balcones Fault Zone San Antonio Segment
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Title: Evaluation of the Aquifer and Springflow Impacts Associated with the Cibolo Creek Transfer Rules
Description:
Use of data and modeling to determine effects on springflow in Comal and San Marcos Springs from Cibolo Transfers (transfers of permits from Bexar to eastern counties)
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2006
Description:
Annual report for 2006 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: 2010 Edwards Aquifer Hydrologic Data Fact Sheet for Recharge and Discharge
Description:
Summary for 2010 on recharge and discharge in the Edwards Aquifer San Antonio Region
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Title: 2011 Edwards Aquifer Hydrologic Data Fact Sheet for Recharge and Discharge
Description:
2011 Edwards Aquifer Hydrologic Data Fact Sheet for Recharge and Discharge
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Title: Edwards Aquifer Authority Hydrogeologic Data Report for 1999
Description:
Annual report for 1999 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Large‐format versions of the plates for this report are available at: http://www.edwardsaquifer.org/documents/2000_Esquil in‐etal_1999HydrologicData‐Plates.pdf.
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Title: Edwards Aquifer Hydrogeologic Report for 2000
Description:
Annual report for 2000 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrogeologic Report for 2001
Description:
Annual report for 2001 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrogeologic Report for 2002
Description:
Annual report for 2002 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2003
Description:
Annual report for 2003 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2004
Description:
Annual report for 2004 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2005
Description:
Annual report for 2005 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Analysis of Recharge and Recirculation Edwards Aquifer Phase 1
Description:
Testing the MODFLOW model with historical data of recharge and recirculation at two hypothetical recharge sites prior to release of the model
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Title: Analysis of Recharge and Recirculation Edwards Aquifer Phase 2
Description:
Use of the MODFLOW model to examine recharge at eight sites in the Edwards Aquifer and discharge at San Marcos Springs
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Title: Recharge and Recirculation / Edwards Aquifer Optimization Program Phase III / IV Report Final
Description:
Continued and final analyses using improved flow model and recent agency rules for optimizing recharge and streamflow in the Edwards Aquifer
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Title: Conduits and Turbulent Flow in the Edwards Aquifer
Description:
Description of the Edwards Aquifer Balcones Fault Zone as a typical karst aquifer and recommendations for locations of conduits in the MODFLOW model
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Title: Evaluation of Augmentation Methodologies in Support of In-Situ Refugia at Comal and San Marcos Springs, Texas
Description:
Evaluation of different augmentation methodologies to maintain habitats in Comal and San Marcos Springs during drought conditions
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2011
Description:
Annual report for 2011 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: 1983-84 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1983-84, with 1934-84 Summary
Description:
Annual report for 1983-84 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: 1985 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1985, with 1934-85 Summary
Description:
Annual report for 1985 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Large‐format versions of the plates for this report are available at: http://www.edwardsaquifer.org/documents/1987_Ozuna-etal_1985HydrologicData-Plates.pdf.
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Title: 1986 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1986, with 1934-86 Summary
Description:
Annual report for 1986 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Large-format versions of the plates for this report are available at: http://www.edwardsaquifer.org/documents/ 1988_Ozuna-etal_1986HydrologicData-Plates.pdf
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Title: 1987 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1987, with 1934-87 Summary
Description:
Annual report for 1987 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Large-format versions of the plates for this report are available Here
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Title: 1988 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1988, with 1934-88 Summary
Description:
Annual report for 1988 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Large-format versions of the plates for this report are available at:http://www.edwardsaquifer.org/documents/1989_Nalley_1988HydrologicData.pdf.
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Title: 1989 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1989, with 1934-89 Summary
Description:
Annual report for 1989 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: 1990 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1990, with 1934-90 Summary
Description:
Annual report for 1990 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: 1991 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1991, with 1934-91 Summary
Description:
Annual report for 1991 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Hydrogeologic Status Report for 1992
Description:
Annual report for 1992 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Hydrogeologic Report for 1995
Description:
Annual report for 1995 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Hydrogeologic Report for 1997
Description:
Annual report for 1997 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Hydrogeologic Report for 1998
Description:
Annual report for 1998 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2011 Annual Report
Description:
Annual report for 2011 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2011 Annual Report
Description:
Annual report for 2011 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2005 Annual Report
Description:
Annual report for 2005 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2005 Annual Report
Description:
Annual report for 2005 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2002 Annual Report
Description:
Annual report for 2002 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2002 Annual Report
Description:
Annual report for 2002 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2001 Annual Report
Description:
Annual report for 2001 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2001 Annual Report
Description:
Annual report for 2001 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2001 Annual Report Appendix C: Drop Net Raw Data
Description:
Raw drop-net data for the 2001 Annual report on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2004 Annual Report
Description:
Annual report for 2004 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2004 Annual Report
Description:
Annual report for 2004 on biota study of San Marcos Springs/River
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Title: The Edwards Aquifer Extremely Productive, but...
Description:
Semi-technical description of the Edwards aquifer and considerations for its use and preservation for the general public and policy-makers
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, 1955-62, San Antonio Area, Texas
Description:
First of annual reports on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1963
Description:
Annual report for 1963 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Records of Precipitation, Aquifer Head, and Ground-Water Discharge to the Edwards and Associated Limestones, San Antonio Area, Texas, 1963
Description:
Annual report for 1963 on precipitation, aquifer levels, and recharge to the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1964
Description:
Annual report for 1964 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1965
Description:
Annual report for 1965 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1966
Description:
Annual report for 1966 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1967
Description:
Annual report for 1967 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1968
Description:
Annual report for 1968 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1969
Description:
Annual report for 1969 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1970
Description:
Annual report for 1970 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1971
Description:
Annual report for 1971 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1972
Description:
Annual report for 1972 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1973
Description:
Annual report for 1973 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1974
Description:
Annual report for 1974 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1975
Description:
Annual report for 1975 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Ground-Water Discharge from the Edwards and Associated Limestones, San Antonio Area, Texas, 1976
Description:
Annual report for 1976 on discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Records of Ground-Water Recharge and Discharge for the Edwards Aquifer in the San Antonio Area, Texas, 1934-77
Description:
Annual report for 1977 on recharge and discharge from the Edwards Aquifer issued by the Edwards Underground Water District
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Title: Records of Ground-Water Recharge, Discharge, Water Levels and Chemical Quality of Water for the Edwards Aquifer in the San Antonio Area, Texas, 1934-78
Description:
Title page: Records of Ground-water Recharge and Discharge, 1934-78; Water Levels, 1975-78; and Chemical Quality of Water, 1977-78, for the Edwards Aquifer in the San Antonio Area, Texas. Annual hydrologic report issued by the Edwards Underground Water District.
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Title: Records of Ground-Water Recharge, Discharge, Water Levels and Chemical Quality of Water for the Edwards Aquifer in the San Antonio Area, Texas, 1934-79.
Description:
Title page: Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1934-79. Annual hydrologic report issued by the Edwards Underground Water District.
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Title: Records of Ground-Water Recharge, Discharge, Water Levels and Chemical Quality of Water for the Edwards Aquifer in the San Antonio Area, Texas, 1934-80.
Description:
Title page: Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1934-80. Annual hydrologic report issued by the Edwards Underground Water District.
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Title: Records of Ground-Water Recharge, Discharge, Water Levels and Chemical Quality of Water for the Edwards Aquifer in the San Antonio Area, Texas, 1934-81.
Description:
Title page: Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1981, with 1934-81 Summary. Annual hydrologic report issued by the Edwards Underground Water District.
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Title: Records of Ground-Water Recharge, Discharge, Water Levels and Chemical Quality of Water for the Edwards Aquifer in the San Antonio Area, Texas, 1934-82.
Description:
Title page: Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1982, with 1934-82 Summary. Annual hydrologic report issued by the Edwards Underground Water District.
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Title: Ecology of the Exotic Giant Rams-Horn Snail, Marisa cornuarietis, Other Biological Characteristics and a Species/Ecological Review of the Literature of the Comal Springs Ecosystem of South Central Texas
Description:
Literature research on endangered species of the Edwards Aquifer, and field and laboratory studies on the giant rams-horn snail (Marisa cornuarietis)
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Title: Report on the Edwards Aquifer San Antonio Region, Texas
Description:
Review of geology, hydrogeology, recharge and pumpage of the Edwards Aquifer, Balcones Fault Zone, San Antonio Segment Note: This report is included for its historical value and may have been replaced by more recent studies.
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Title: Regional Specific Yield of the Edwards and Associated Limestones in the San Antonio, Texas Area
Description:
Regional specific yield of the San Antonio Segment of the Edwards Aquifer for 1958-1966
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Title: Records of Wells and Springs, San Antonio Area, Texas
Description:
Records of wells and springs in the Edwards Aquifer, Balcones Fault Zone, San Antonio Segment, 1956-1968
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Title: Water Quality/Variable Flow Study Summary of Critical Period Sampling #1 Comal River, New Braunfels, Texas August 23-31, 2000
Description:
Sampling activities methodologies, sample locations, and raw data for critical period monitoring on the Comal River, New Braunfels, Texas August 23-31, 2000
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Title: Water Quality/Variable Flow Study Summary of Critical Period Sampling #2 Comal River, New Braunfels, Texas September 7-15, 2000
Description:
Sampling activities methodologies, sample locations, and raw data for critical period monitoring on the Comal River, New Braunfels, Texas September 7-15, 2000
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Title: Water Quality/Variable Flow Study Summary of Fall Quarterly Sampling Comal River, New Braunfels, Texas November 9-17, 2000
Description:
Sampling activities methodologies, sample locations, and raw data for critical period monitoring on the Comal River, New Braunfels, Texas September 7-15, 2000
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Title: Water Quality/Variable Flow Study Summary of Fall Quarterly Sampling San Marcos River, San Marcos, Texas October 24-November 2, 2000
Description:
Sampling activities methodologies, sample locations, and raw data for critical period monitoring in the San Marcos River October 24-November 2, 2000
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Title: Statistical Analysis of Water-Level, Springflow and Streamflow Data for the Edwards Aquifer in South-Central Texas
Description:
Development of data-based simple and multiple linear regression equations for estimating water levels, springflow and streamflow in the San Antonio region of the Edwards Aquifer
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Title: Evaluation of Acoustic Doppler Velocity Meters to Quantify Flow from Comal Springs and San Marcos Springs, Texas
Description:
Evaluation of acoustic Doppler velocity meters (ADVMs) in relation to stream gages to quantify flow from Comal and San Marcos Springs
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Title: Edwards Aquifer Hydrogeologic Report for 1993
Description:
Annual report for 1993 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Ground-Water Divides Assessment, San Antonio Region, Texas
Description:
Hydrogeologic study on location of groundwater divides in Hays and Kinney Counties
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Title: Edwards Aquifer Hydrogeologic Report for 1994
Description:
Annual report for 1994 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Appendix B A Report Investigating Impacts of Aquifer Pumping Limits on Flow of Comal Springs and San Marcos Springs
Description:
Use of GWSIM-IV model to determine effects of various pumpage reductions on springflow at Comal and San Marcos Springs
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Title: Streamflow Conditions in the Guadalupe River Basin, South-Central Texas, Water Years 1987-2006-An Assessment of Streamflow Gains and Losses and Relative Contribution of Major Springs to Streamflow
Description:
Use of streamflow and springflow data to estimate contribution of springflow from Comal, San Marcos and Hueco Springs to streamflow in the Guadalupe River Basin
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Title: Measuring Floodplain Hydraulics of Seco Creek and Medina River Where They Overlie the Edwards Aquifer - Final Report
Description:
Study of the hydraulic relationships between Seco Creek, the Medina River, and the Edwards Aquifer
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Title: Edwards Aquifer Authority Hydrologic Data Summary for 2007
Description:
2007 hydrologic data summary
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2006 Annual Report
Description:
Annual report for 2006 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2006 Annual Report
Description:
Annual report for 2006 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2008 Annual Report
Description:
Annual report for 2008 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2009 Annual Report
Description:
Annual report for 2009 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2010 Annual Report
Description:
Annual report for 2010 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2003 Annual Report
Description:
Annual report for 2003 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2007 Annual Report
Description:
Annual report for 2007 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2008 Annual Report
Description:
Annual report for 2008 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2007 Annual Report
Description:
Annual report for 2007 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2009 Annual Report
Description:
Annual report for 2009 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2010 Annual Report
Description:
Annual report for 2010 on biota study of San Marcos Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2003 Annual Report
Description:
Annual report for 2003 on biota study of San Marcos Springs/River
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2007
Description:
Annual report for 2007 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2008
Description:
Annual report for 2008 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2009
Description:
Annual report for 2009 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2010
Description:
Annual report for 2010 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: A Lumped Parameter Model for the Edwards Aquifer
Description:
Computer modeling of the San Antonio region of the Edwards Aquifer using a nonlinear optimization algorithm with a Kalman filter
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Title: Executive Summary of Water Availability Study for the Guadalupe and San Antonio River Basins
Description:
Note: This paper is included for its historical value but has been replaced by more recent studies. Summary of studies on proposed reservoirs on the Guadalupe and San Antonio Rivers.
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Title: 1988 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1988, with 1934-88 Summary - Plates
Description:
Plates from 1988 annual report on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Original size plates - need large-format printer.
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Title: 1989 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1989, with 1934-89 Summary - Plates
Description:
Plates from 1989 annual report on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Original size plates - need large-format printer.
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Title: Edwards Aquifer Authority Hydrogeologic Data Report for 1999 - Plates
Description:
High-resolution fulll-size plates from "Edwards Aquifer Authority Hydrogeologic Data Report for 1999". Note: large-format printer required.
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Title: 1985 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1985, with 1934-85 Summary - Plates
Description:
Full-size plates for annual report for 1985 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Requires large-format printer.
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Title: 1986 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1986, with 1934-86 Summary - Plates
Description:
Plates from annual report for 1986 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Requires large-format printer.
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Title: 1987 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1987, with 1934-87 Summary - Plates
Description:
Plates from annual report for 1987 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region. Note: Requires large-format printer.
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Title: Recharge to and Discharge from the Edwards Aquifer in the San Antonio Area, Texas, 1998
Description:
Short report summarizing recharge and discharge to and from the Edwards Aquifer from 1934-1998
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the Comal Springs/River Aquatic Ecosystem Final 2012 Annual Report
Description:
Annual report for 2012 on biota study of Comal Springs/River
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Title: Comprehensive and Critical Period Monitoring Program to Evaluate the Effects of Variable Flow on Biological Resources in the San Marcos Springs/River Aquatic Ecosystem Final 2012 Annual Report
Description:
Annual report for 2012 on biota study of San Marcos Springs/River
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Title: Water resources of the Edwards Aquifer Region [Infographic]
Description:
Infographic and map showing structure, discharge and recharge of the Edwards Aquifer. Scale ca. 1:500,000. Note: contains both letter-size and large-format versions.
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Title: Suggested Design and Construction of Edwards Aquifer Wells
Description:
Guide for domestic well owners. Note: This document is included for historical interest and may have been replaced by more recent guidelines.
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Title: The Edwards Underground Reservoir [Trifold Brochure and Map]
Description:
Map and summary of the Edwards Aquifer and Edwards Underground Water District. Note: this information is no longer current but is included for historical value.
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2012 / Report No. 13-01
Description:
Annual report for 2012 on recharge, discharge, precipitation, water levels and water quality in the Edwards Aquifer Balcones Fault Zone San Antonio Segment
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Title: 1990 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1990, with 1934-90 Summary-Plates
Description:
Large-format plates for the 1990 Hydrologic Data Report - see companion document.
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Title: 1991 Hydrologic Data Report - Compilation of Hydrologic Data for the Edwards Aquifer, San Antonio Area, Texas, 1991, with 1934-91 Summary-Plates
Description:
Large-format plates for the 1991 Hydrologic Data Report. See companion document.
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Title: Edwards Aquifer Hydrogeologic Report for 1996
Description:
Annual report for 1996 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Hydrogeologic Report for 1996-Plates
Description:
Large-format plates for Edwards Aquifer Hydrogeologic Report for 1996. See companion document.
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Title: Edwards Aquifer Hydrogeologic Report for 1997-Plates
Description:
Large-format plates for Edwards Aquifer Hydrogeologic Report for 1997. See companion document.
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Title: Edwards Aquifer Hydrogeologic Report for 1997
Description:
Annual report for 1997 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: The Edwards Underground Reservoir and the Edwards Underground Water District
Description:
General description of the Edwards Aquifer and current concerns and acts of regulatory agencies in 1975. This document is included for its historical value and information may no longer be current.
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Title: Final report as required by the Endangered Species Program, Texas: grant no. E-38-HP: endangered and threatened species conservation: habitat conservation planning for the development of the Edwards Aquifer Authority habitat conservation plan
Description:
Summary of progress on development of the Habitat Conservation Plan (HCP) to protect the Comal and San Marcos spring ecosystems and mitigate any incidental take of listed species that would occur as a result of low spring flows, and Environmental Impact Statement (EIS) for description of the preferred alternative
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Title: Habitat conservation planning for development of the Edwards Aquifer Authority Habitat Conservation Plan: grant no. E-38-HP: grant program, Section 6 habitat conservation plan planning assistance
Description:
Summary of progress to 2005 on development of the Habitat Conservation Plan (HCP) to protect the Comal and San Marcos spring ecosystems and mitigate any incidental take of listed species that would occur as a result of low spring flows, and Environmental Impact Statement (EIS) for description of the preferred alternative
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Title: Appendix C of Edwards Aquifer Authority Hydrologic Data Report for 2013
Description:
Appendix C of annual report for 2013 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2013
Description:
Annual report for 2013 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2014
Description:
Annual report for 2014 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Appendix C of Edwards Aquifer Authority Hydrologic Data Report for 2014
Description:
Appendix C of Edwards Aquifer Authority Hydrologic Data Report for 2014 Year 2014 Water Quality Data
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2015 - Groundwater
Description:
Annual report for 2015 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Edwards Aquifer Authority Hydrologic Data Report for 2015 - Precipitation
Description:
Annual report for 2015 on recharge, discharge, water levels and water quality in the Edwards Aquifer San Antonio Region
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Title: Updates to the MODFLOW Groundwater Model of the San Antonio Segment of the Edwards Aquifer
Description:
MODFLOW groundwater model springflow in the Edwards Aquifer Balcones Fault Zone San Antonio Segment and Barton Springs segment
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Title: Re-Conceptualizing the Edwards Aquifer Authority Recharge Program: Staff Recommendations to Optimize and Protect the Edwards Aquifer
Description:
Recharge is defined in the EAA Act as: Increasing the supply of water to the aquifer by naturally occurring channels or artificial means. Based on this definition, the EAA recharge program previously consisted of four recharge dams initially sponsored by the EUWD and Medina County Commissioners Court until calendar year 2004, when participation in the regional Precipitation Enhancement Program (PEP) was added to the program.
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Title: Field and Laboratory Tests of Passive Sampling Techniques
Description:
One of the objectives of the study was to compare the results between the five urban wells and the two rural wells. Only one rural sample contained PCE, and all the other detections were fuel-related compounds, in contrast to the frequent detections of PCE in the urban wells.
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