Hydrographic Regions and Basins
Carson City
 RegionBasinSq MilesAcresHydrographic Basin/Sub-Basin NameCountiesNearest CitiesDesignated
   Total110,54570,748,800Square miles/acres   

[6] TRUCKEE RIVER REGION (Hydrographic Region 6)

 93 6 90 139 88960 Lake Tahoe Basin Douglas; Washoe; Carson City Incline Village; Glenbrook; Stateline Yes
   Total2,3001,472,000Square miles/acres   

[8] CARSON RIVER REGION (Hydrographic Region 8)

 109 8 103 369 236160 Dayton Valley Lyon; Storey; Carson City; Douglas Dayton; Virginia City Yes
 110 8 104 69 44160 Eagle Valley Carson City; Douglas Carson City Yes
 111 8 105 419 268160 Carson Valley Douglas; Carson City Minden; Gardnerville Yes
   Total3,5192,252,160Square miles/acres