(512)5793600
911 W. 29th Street, Suite 460, Austin, TX, 78705, 
1) Barton Springs / Edwards Aquifer Conservation District
3) Bowie County
5) Camp County
6) Cass County
9) Gregg County
10) Harrison County
11) Hopkins County
12) Marion County
13) Morris County
15) NRP Group
16) Prairielands Groundwater Conservation District
17) Red Bluff Water Power Control District
18) San Antonio River Authority
20) Smith County
21) Sulphur River Basin Authority
23) Titus County
24) Upper Trinity Groundwater Conservation District
25) Upshur County
26) Van Zandt County
27) Wells Branch Municipal Utility District
28) Wood County