| Code |
| ARKANSAS RIVER BASIN |
| Purgatoire |
| Cimarron headwaters |
| Upper Cimarron |
| Canadian headwaters |
| Cimarron |
| Upper Canadian |
| Mora |
| Conchas |
| Upper Canadian-Ute reservoir |
| Ute |
| Revuelto |
| Middle Canadian-Trujillo |
| Punta de agua |
| Rita Blanca |
| Carrizo |
| Upper Beaver |
| Tierra Blanca |
| Palo Duro |
| SOUTHERN HIGH PLAINS |
| Yellow house draw |
| Blackwater draw |
| Running Water Draw |
| Lost Draw |
| Monument-Seminole Draws |
| Mustang Draw |
| Sulphur Springs Draw |
| RIO GRANDE AND PECOS BASINS |
| Alamosa-Trinchera |
| Conejos |
| Upper Rio Grande |
| Rio Chama |
| Rio Grande-Santa Fe |
| Jemez |
| Rio Grande-Albuquerque |
| Rio Puerco |
| Arroyo Chico |
| North Plains (CLOSED BASIN) |
| Rio San Jose |
| Plains of San Agustin (CLOSED BASIN) |
| Rio Salado |
| Jornado Del Muerto (CLOSED BASIN) |
| Elephant Butte Reservoir |
| Caballo |
| El Paso-Las Cruces |
| Jornada Draw (CLOSED BASIN) |
| Playas Lake (CLOSED BASIN) |
| Mimbres |
| RIO GRANDE CLOSED BASINS |
| Western Estancia (CLOSED BASIN) |
| Eastern Estancia (CLOSED BASIN) |
| Tularosa Valley (CLOSED BASIN) |
| Salt Basin (CLOSED BASIN) |
| UPPER PECOS RIVER BASIN |
| Pecos headwaters |
| Pintada Arroyo |
| Upper Pecos |
| Taiban |
| Arroyo Del Macho |
| Gallo Arroyo |
| Upper Pecos-Long Arroyo |
| Rio Hondo |
| Rio Felix |
| Rio Penasco |
| Upper Pecos-Black |
| LOWER PECOS RIVER BASIN |
| Lower Pecos-Red Bluff Reservoir |
| Delaware |
| Landreth-Monument Draws |
| SAN JUAN RIVER BASIN |
| Upper San Juan |
| Blanco Canyon |
| Animas |
| Middle San Juan |
| Chaco |
| Mancos |
| Lower San Juan |
| Chinle |
| LOWER COLORADO RIVER BASIN |
| Little Colorado headwaters |
| Upper Little Colorado |
| Carrizo Wash |
| Zuni |
| Upper Puerco |
| Upper Gila |
| Upper Gila-Mangas |
| Animas Valley (CLOSED BASIN) |
| San Francisco |
| San Simon |
| San Bernadino Valley (CLOSED BASIN) |
| Cloverdale |
