Oklahoma Water Rights Explorer

Statewide intelligence for water rights permits and basin allocations

Data as of March 24, 2026

Basin Allocation by Acre-Feet

Total water allocation permitted per groundwater basin, ranked by volume.

Permit Type Distribution

Breakdown of permits by water source: wells (groundwater) vs. stream/river diversions (surface water).

Groundwater: 11,108 (83%)
Surface Water: 2,334 (17%)

Permits by Beneficial Use

Oklahoma law requires each permit to declare a "beneficial use" -- the legally approved purpose for withdrawing water.

Permit Locations

View Full Map

Loading map...

Open Full Map

Largest Allocations

View all in Search

Top permit holders by total acre-feet allocated across all their permits statewide.

1
North Texas Municipal Water Dist
Antlers
750,000 AF
3 permits
2
Hi - Jo - Ro, LLC
Antlers
520,000 AF
1 permits
3
Tarrant Regional Water District
Antlers
460,000 AF
3 permits
4
Oklahoma City, City of
Kiamichi
359,433 AF
24 permits
5
Upper Trinity Regional Water Dist
Antlers
345,000 AF
3 permits