| Clear Fork Trinity River At Kelly Rd Near Aledo, TX |
| Clear Fork Trinity River Near Benbrook, TX |
| Clear Fork Trinity River Near Weatherford, TX |
| Cole Creek At Deihl Rd, Houston, TX |
| Coleto Creek At Arnold Rd Crsg Near Schroeder, TX |
| Coleto Creek Near Victoria, TX |
| Colorado River Above La Grange, TX |
| Colorado River Above Silver, TX |
| Colorado River At Austin, TX |
| Colorado River At Bastrop, TX |
| Colorado River At Colorado City, TX |
| Colorado River At Columbus, TX |
| Colorado River At Robert Lee, TX |
| Colorado River At Smithville, TX |
| Colorado River At Wharton, TX |
| Colorado River Near Ballinger, TX |
| Colorado River Near Bay City, TX |
| Colorado River Near Gail, TX |
| Colorado River Near San Saba, TX |
| Colorado River Near Stacy, TX |
| Comal River At New Braunfels, TX |
| Comal River (Nc) Near Landa Lake, New Braunfels, TX |
| Comal River (Oc) Near Landa Lake, New Braunfels, TX |
| Concho River At Paint Rock, TX |
| Concho River At San Angelo, TX |
| Copano Creek Near Refugio, TX |
| Cow Bayou Near Mauriceville, TX |
| Cowhouse Creek At Pidcoke, TX |
| Cowleech Fork Sabine River At Greenville, TX |
| Cramer Creek At Us Hwy 54 Near Dalhart, TX |
| Culebra Creek In Gcsna Near Helotes, TX |
| Cuthand Creek At Fm 910 Near Cuthand, TX |
| Cwa Canal Near Dayton, TX |
| Cypress Creek At Grant Rd Near Cypress, TX |
| Cypress Creek At House-Hahl Rd Near Cypress, TX |
| Cypress Creek At Katy-Hockley Rd Near Hockley, TX |
| Cypress Creek At Sharp Rd Near Hockley, TX |
| Cypress Creek At Stuebner-Airline Rd Near Westfield, TX |
| Cypress Creek Near Westfield, TX |
| Davidson Creek Near Lyons, TX |
| Deep Creek At Moran, TX |
| Deep Creek Near Dunn, TX |
| Denton Creek Near Grapevine, TX |
| Denton Creek Near Justin, TX |
| Dmf Brazos River At Justiceburg, TX |
| Dmf Brazos River Near Aspermont, TX |
| Dmf Brazos River Near Rule, TX |
| Doe Brook At Us Hwy 380 Near Prosper, TX |
| Dolan Creek Above Devils River Near Comstock, TX |
| Dove Creek At Knickerbocker, TX |
