The Procurement Department is responsible for providing assistance to EAA departments in securing goods and services in the most economical, efficient, and timely manner possible. The procurement process allows for competition between potential vendors and contractors in accordance with local, state and federal laws and regulations, sound internal controls and professional purchasing.
Vendor Registration
Vendor Registration
The EAA uses DocuSign® to securely obtain the information required for vendor registration. By clicking the link(s) below, you will be able to complete the vendor registration forms, digitally sign and submit them securely to the EAA Finance Department from your desktop/laptop, tablet or mobile phone. As an alternative, you can download the forms, print, sign and mail to the EAA Finance Department at 900 E. Quincy St., San Antonio, TX 78215 or fax to the EAA Finance Department at (210) 222-9869.
New Vendors: To become a registered vendor with the EAA, Vendors must complete the forms included in the New Vendor Packet. If you have any questions, please contact the EAA Finance Associate at (210) 222-2204 ext. 135.
Exisiting Vendors: If you are currently an EAA vendor and need to update one of your vendor related forms, please select the form below to securely update online or download, print, sign and return to the EAA Finance Department.
Remember: Please do not email any vendor forms to the EAA. Information on various forms could contain sensitive personal information. Keep your personal information secure!
Conflicts of Interest
Conflicts of Interest
Vendors agrees to comply with the conflict of interest provisions of the Chapter 176 of the Local Government Code, which requires sellers to submit this form. Vendors agrees to maintain up-to-date disclosure of interest form on file with the Procurement Department throughout the term of any contract.
Procurement Policies
Procurement Policies
The EAA procurement function, residing in the Finance department, supports the organization by procuring equipment, materials, supplies, and services in a manner that promotes competition among qualified vendors and complies with all applicable local, state, and federal laws. The department also assists EAA teams with developing clear specifications to ensure fair and open competition and issues formal bids or proposals for goods or services valued at more than $50,000, unless otherwise allowed by law.
The EAA makes purchases on the open market by direct request, by informal or formal requests, or by using interlocal cooperative contracts. Interlocal cooperative contracts are established with Texas local or state government entities or with institutions of higher learning (Universities). For University contracts, the EAA limits the assessment of an overhead/indirect rate to 10%.
Direct Purchase
Informal Solicitations
Formal Solicitations
$0-$3,000
$3,000.01 – $50,000
$50,000.01 and above
Purchases based on a single quote and may be billed by purchase order or paid by purchasing card.
Purchases based on an informal request with a minimum of 3 quotes, at least 2 from small or local businesses in the EAA’s jurisdiction.
Purchases based on a formal solicitation and award; requires approval by the EAA Board of Directors.
Current Opportunities
Current Opportunities
As a public agency, the EAA often solicits competitive invitations for bids, requests for proposals and request for statement of interest and qualification from prospective vendors.
The EAA looks forward to providing you with more bid information and simplifying the entire bid, proposal and quote processes for everyone involved. We appreciate your cooperation and welcome your participation. If you need help registering, please call Bidnet Direct support department toll free 1-800-835-4603.
Surplus Sale
Thank You for Your Interest
The 2026 EAA Surplus Sale has concluded.
We’ll be back in 2027.
Please check back for information about next year’s sale.
As part of a comprehensive effort to streamline processes for our permit holders and the regulated community, the EAA now offers an online payment program that allows individuals and business entities to pay for their transactions by credit card (American Express, Discover, MasterCard, or VISA) or by electronic check.
The payment site is operated and maintained by a secure, third party, payment processor. A convenience fee of 2.75% applies to all credit card transactions (a $2 minimum fee) and a $2.00 fee applies to e-check transactions. The EAA does not keep any portion of these convenience fees. After confirmation of payment, the EAA will coordinate internally to ensure your payment is posted to the correct account. This process may take up to 72 hours.
Aquifer Conditions
CURRENT 
