Water Use
The Upper Arkansas River subbasin has a total of 4,487 water rights with an authorized quantity of 1,599,893 acre-feet. There are more appropriation rights than vested rights. The average water use was 890,253 acre-feet from 1987 to 2009. This analysis used all irrigation, industrial, recreation, municipal, domestic and stock water rights.
| Source | Type | Number of Rights | Authorized Quantity |
| Surface | Vested | 21 | 150,249 |
| Ground | Vested | 345 | 105,171 |
| Surface | Appropriated | 39 | 8,729 |
| Ground | Appropriated | 4,082 | 1,335,744 |
The Points of Diversion Map includes some surface water rights that are used for watershed dams and account for evaporation.
