Current Bids, RFPs and RFQs

The Guadalupe-Blanco River Authority (GBRA) is requesting sealed bids or sealed proposals from qualified, responsible service providers for the items listed below. GBRA's procurement and professional service engagement policies provide for open, fair, and competitive procurement practices with equal opportunity for all vendors. All qualified firms including Small, Minority, and Women Owned Businesses are encouraged to submit proposals.

GBRA has partnered with BidnetDirect and CivCast to provide electronic bid services. Both platforms provide no cost registration and vendors can select to be notified of future bid opportunities. In addition, both platforms handle solicitations for other member governmental agencies, districts, and authorities throughout Texas.

Please click the project description below for additional project information and to download bid documents.

Date Posted e-Bid Platform Bid, RFP or RFQ Closing Date
There are currently no open Bids, RFPs or RFQs.

GBRA looks forward to providing you with more bid information and simplifying the entire bid, proposal, and quote process for everyone involved. We appreciate and welcome your participation. If you need assistance registering or submitting your bid please contact the corresponding e-bid platform:

CivCastUSA at or 281-376-4577

BidNetDirect at 1-800-835-4603 option #2

If you have any questions about GBRA bids or bid process, please contact GBRA Purchasing Manager Victor Castillo at or 830-379-5822.

Under Texas Local Government Code Chapter 176, all current or potential vendors are required to file a Conflict of Interest Questionnaire (CIQ) when a relevant conflict exists. Please review the CIQ form and the local government officer list below.


The GBRA is a political subdivision of the State of Texas to develop, store and protect the water resources of the Guadalupe River Basin for the benefit of its residents. Occasionally as a way to keep the public informed, GBRA may post official notices -- sometimes as a requirement of the state or as part of GBRA's activities in management of the basin's resources. Such notices may be posted below:

Date Posted Public Notice End Date
May 6, 2021 Public Notice - To All Interested Agencies and Public Groups

The Texas Water Development Board (TWDB) issued a Categorical Exclusion from a full environmental review on May 6, 2021, for the Categorical Exclusion, Guadalupe Blanco River Authority, Guadalupe and Gonzales County, Texas, Guadalupe Valley Hydroelectric System (GVHS), Lake Dunlap Spillgate Replacement, Dam Repair, and Erosion Control, Clean Water State Revolving Fund, TWDB Project No. 73897. The full text and maps for the Categorical Exclusion are available on the TWDB website ( and here

Comments regarding this determination may be submitted to the Director of Regional Water Project Development, Texas Water Development Board, P.O. Box 13231, Austin, Texas 78711-3231 or via email at
April 8, 2019 Public Notice - Flouride Secondary Constituent Level Exceedance
May 1, 2017 Coleto Creek Park: Public notice: TCEQ Routine Drinking Water Monitoring violation
April 27, 2016 GBRA Calhoun County Rural Water System Drought Contingency Plan
April 28, 2015 TCEQ Certificate of Delivery of Public Notice to Customers
February 26, 2015 TCEQ Certificate of Delivery of Public Notice to Customers
November 18, 2014 TCEQ Certificate of Delivery of Public Notice to Customers
October 8, 2013 Public notice: routine monitoring violation total coliform rule
© 1998 Guadalupe-Blanco River Authority