Biological Monitoring - Edwards Aquifer Authority

Biological Monitoring

2023 Annual Reports

Comal Springs

2023 Low-Flow Reports

San Marcos Springs

2023 Low-Flow Reports


2022 Annual Reports

Comal Springs

2022 Low-Flow Reports

San Marcos Springs

2022 Low-Flow Reports


2021 Annual Reports

Comal Springs

San Marcos Springs


2020 Annual Reports

Comal Springs

San Marcos Springs


2019 Annual Reports

Comal Springs

San Marcos Springs


2018 Annual Reports

Comal Springs

San Marcos Springs


2017 Annual Reports

Comal Springs

San Marcos Springs


2016 Annual Reports

Comal Springs

San Marcos Springs


2015 Annual Reports

Comal Springs

San Marcos Springs

2015 High-Flow Reports


2014 Annual Reports

Comal Springs

San Marcos Springs

2014 Low-Flow Reports


2013 Annual Reports

Comal Springs

San Marcos Springs

2013 Low-Flow Reports

In observance of Memorial Day, the office will be closed on Monday, May 27th.