1) Bandera, Uvalde, Medina & Real County - Utopia Vanderpool Area ESD No. 1

2) Bastrop County Emergency Services District No. 2

3) Bastrop-Travis Counties Emergency Services District No. 1

4) Bell County Emergency Services District No. 1

5) Bexar County Emergency Services District No. 11

6) Bosque County Emergency Services District No. 1

7) Burnet County Emergency Services District No. 7

8) Burnet County Emergency Services District No. 8

9) Crane County Emergency Services District #1

10) Duval County Emergency Services District No. 2

11) Ellis County Emergency Services District #1

12) Ellis County Emergency Services District No. 2

13) Ellis County Emergency Services District No. 4

14) Ellis County Emergency Services District No. 5

15) Ellis County Emergency Services District No. 6

16) Ellis County Emergency Services District No. 9

17) Hays County Emergency Services District No. 4

18) Hays County Emergency Services District No. 5

19) Hays County Emergency Services District No. 9

20) Hill County Emergency Services District No. 2

21) Hudspeth County Emergency Services District No. 2

22) Jasper County Emergency Services District No. 1

23) Jim Wells County Emergency Services District No. 1

24) Jonah Water Special Utility District

25) Kaufman County Emergency Services District #7

26) Kaufman County Emergency Services District No. 3

27) Kaufman County Emergency Services District No. 6

28) Lake Pointe Municipal Utility District

29) Llano County Emergency Services District No. 2

30) Midland County Utility District

31) Multi-County Water Supply Corporation

32) North Blanco County Emergency Services District No. 1

33) North Hays County Emergency Services District No. 1

34) Palo Pinto County Emergency Services District No. 1

35) Riverside Special Utility District

36) Southwest Leon County Emergency Services District No. 2

37) Tanglewood Forest Limited District

38) Texas Section of the American Water Works Association

39) Texas State Association of Fire and Emergency Services Districts

40) Texas Water Utility Association

41) Travis County Emergency Services District No. 16

42) Travis County Emergency Services District No. 2

43) Travis County Emergency Services District No. 8

44) Travis County Water Control & Improvement District No. 10

45) Upshur County Emergency Services District No. 1

46) UtopiaVanderpool Area ESD No. 1

47) Uvalde County Emergency Services District No. 2

48) Van Zandt County Emergency Services District No. 2

49) Williamson County Emergency Services District No. 12

50) Williamson County Emergency Services District No. 3

51) Williamson County Emergency Services District No. 4

52) Williamson County Emergency Services District No. 5

53) Williamson County Emergency Services District No. 6

54) Williamson County Emergency Services District No. 7