GroundwaterFlowSystems_BoundaryLines (5)
| Delineated by NDWR |
| Delineated by NDWR, Extends Beyond Area Shown |
| Delineated by USGS |
| Delineated by USGS, Modified by NDWR |
| State |
| Undetermined |
GroundwaterFlowSystems_Basins (4)
| Black Rock Desert System |
| Bruneau System |
| Buena Vista Valley |
| Buffalo Valley |
| Carson System |
| Cold Spring Valley |
| Colorado System |
| Continental Lake System |
| Death Valley System |
| Diamond Valley System |
| Dixie Valley System |
| Duck Lake Valley |
| Edwards Creek Valley |
| Fernley Sink System |
| Gabbs Valley |
| Goose System |
| Goshute Valley System |
| Granite Springs System |
| Grass Valley |
| Great Salt Lake Desert System |
| Humboldt System |
| Independence Valley System |
| Lemmon Valley |
| Long Valley System |
| Mesquite Valley |
| Mono Lake System |
| Monte Cristo Valley |
| Newark Valley System |
| Northern Big Smoky Valley |
| Owens System |
| Owyhee System |
| Penoyer Valley |
| Railroad Valley System |
| Rawhide Flats |
| Ruby Valley System |
| Salmon Falls System |
| Sevier Lake System |
| Smith Creek Valley |
| South-Central Marshes |
| Swan Lake Valley |
| Truckee System |
| Undetermined |
| Virgin Valley |
| Walker System |
| Winnemucca Lake Valley |
GroundwaterFlowSystems (0)
| Black Rock Desert System |
| Bruneau System |
| Buena Vista Valley |
| Buffalo Valley |
| Carson System |
| Cold Spring Valley |
| Colorado System |
| Continental Lake System |
| Death Valley System |
| Diamond Valley System |
| Dixie Valley System |
| Duck Lake Valley |
| Edwards Creek Valley |
| Fernley Sink System |
| Gabbs Valley |
| Goose System |
| Goshute Valley System |
| Granite Springs System |
| Grass Valley |
| Great Salt Lake Desert System |
| Humboldt System |
| Independence Valley System |
| Lemmon Valley |
| Long Valley System |
| Mesquite Valley |
| Mono Lake System |
| Monte Cristo Valley |
| Newark Valley System |
| Northern Big Smoky Valley |
| Owens System |
| Owyhee System |
| Penoyer Valley |
| Railroad Valley System |
| Rawhide Flats |
| Ruby Valley System |
| Salmon Falls System |
| Sevier Lake System |
| Smith Creek Valley |
| South-Central Marshes |
| Swan Lake Valley |
| Truckee System |
| Undetermined |
| Virgin Valley |
| Walker System |
| Winnemucca Lake Valley |
|