| |
| Alamito |
| Amistad Reservoir |
| Aransas |
| Aransas Bay |
| Atascosa |
| Austin-Oyster |
| Austin-Travis Lakes |
| Baffin Bay |
| Barrilla Draw |
| Bayou Pierre |
| Beals |
| Big Bend |
| Big Canyon |
| Black Hills-Fresno |
| Blackwater Draw |
| Blue |
| Blue-China |
| Bois D Arc-Island |
| Bosque |
| Brady |
| Buchanan-Lyndon B |
| Buffalo-San Jacinto |
| Caddo Lake |
| Carrizo |
| Cedar |
| Central Laguna Madre |
| Chambers |
| Cibolo |
| Cibolo-Red Light |
| Coldwater |
| Colorado Headwaters |
| Concho |
| Cowhouse |
| Coyanosa-Hackberry Draws |
| Cross Bayou |
| Delaware |
| Denton |
| Double Mountain Fork Brazos |
| Dry Devils |
| East Fork San Jacinto |
| East Fork Trinity |
| East Galveston Bay |
| East Matagorda Bay |
| East San Antonio Bay |
| El Paso-Las Cruces |
| Elm Fork Red |
| Elm Fork Trinity |
| Elm-Sycamore |
| Farmers-Mud |
| Groesbeck-Sandy |
| Hondo |
| Howard Draw |
| Hubbard |
| Independence |
| International Falcon Reservoir |
| Jim Ned |
| Johnson Draw |
| Lake Fork |
| Lake Meredith |
| Lake O the Fines |
| Lake Texoma |
| Lampasas |
| Landreth-Monumnet Draws |
| Lavaca |
| Leon |
| Little |
| Little Cypress |
| Little Witchita |
| Llano |
| Los Olmos |
| Lost Draw |
| Lower Angelina |
| Lower Beaver |
| Lower Brazos |
| Lower Brazos-Little Brazos |
| Lower Canadian-Deer |
| Lower Clear Fork Brazos |
| Lower Colorado |
| Lower Colorado-Cummins |
| Lower Devils |
| Lower Frio |
| Lower Guadalupe |
| Lower Neches |
| Lower Nueces |
| Lower Pecos |
| Lower Pecos-Red Bluff Reservoir |
| Lower Prairie Dog Town Fork Red |
| Lower Sabine |
| Lower Salt Fork Red |
| Lower San Antonio |
| Lower Sulfer |
| Lower Trinity |
| Lower Trinity-Kickapoo |
| Lower Trinity-Tehuacana |
| Lower West Fork Trinity |
| Lower Wolf |
| Lozier Canyon |
| Maravillas |
| McKinney-Posten Bayous |
| Medina |
| Middle Beaver |
| Middle Brazos-Lake Whitney |
| Middle Brazos-Millers |
| Middle Brazos-Palo Pinto |
| Middle Canadian-Spring |
| Middle Canadian-Trujillo |
| Middle Colorado |
| Middle Colorado-Elm |
| Middle Concho |
| Middle Guadalupe |
| Middle Neches |
| Middle North Fork Red |
| Middle Nueces |
| Middle Pease |
| Middle Sabine |
| Mission |
| Monument-Seminole Draws |
| Mustang Draw |
| Navasota |
| Navidad |
| North Bosque |
| North Concho |
| North Corpus Christi Bay |
| North Fork Double Mountain Fork Brazos |
| North Galveston Bay |
| North Laguna Madre |
| North Llano |
| North Pease |
| North Witchita |
| Nueces Headwaters |
| Paint |
| Palo Blanco |
| Palo Duro |
| Pease |
| Pecan Bayou |
| Pecan-Waterhole |
| Pecos |
| Pedernales |
| Pine Island Bayou |
| Punta de Agua |
| Reagan-Sanderson |
| Richland |
| Rio Grande-Fort Quitman |
| Rita Blanca |
|
| Running Water Draw |
| Sabine Lake |
| Salt Basin |
| Salt Draw |
| Salt Fork Brazos |
| San Ambrosia-Santa Isabel |
| San Bernard |
| San Fernando |
| San Francisco |
| San Gabriel |
| San Marcos |
| San Miguel |
| San Saba |
| Santiago Draw |
| South Concho |
| South Corpus Christi Bay |
| South Laguna Madre |
| South Llano |
| South Witchita |
| Southern Beaver |
| Spring |
| Sulfur Headwater |
| Sulphur Springs Draw |
| Terlingua |
| Tierra Blanca |
| Toledo Bend Reservoir |
| Toyah |
| Tularosa Valley |
| Tule |
| Tunas |
| Turkey |
| Upper Angelina |
| Upper Beaver |
| Upper Canadian-Ute Reservoir |
| Upper Clear Fork Brazos |
| Upper Colorado |
| Upper Devils |
| Upper Frio |
| Upper Guadalupe |
| Upper Neches |
| Upper North Fork Red |
| Upper Nueces |
| Upper Pecos-Black |
| Upper Prairie Dog Town Fork Red |
| Upper Sabine |
| Upper Salt Fork Red |
| Upper San Antonio |
| Upper Trinity |
| Upper West Fork Trinity |
| Upper Wolf |
| Village |
| Washita Headwaters |
| West Fork San Jacinto |
| West Galveston Bay |
| West Matagorda Bay |
| West Nueces |
| White |
| White Oak Bayou |
| Witchita |
| Yegua |
| Yellow House Draw |
| <all other values> |