Gunnison River at Delta flow today
Streamflow at USGS station 09144250, in the Gunnison basin (Division 4).
About this gauge
Gunnison River at Delta is one of the 51 stream gauges BasinMind reads for the Gunnison basin, Division 4 of Colorado's seven water divisions. It is USGS station 09144250 (38.7530, -108.0784), and the official record is on that station's page.
At Oct 4, 2026, 12:15 p.m. MT it read 447 cfs, about 887 acre-feet a day. The median flow for this date over the gauge's record is 1,050 cfs, so today's flow is 43% of it: critically low.
On the Gunnison River, the nearest gauges BasinMind reads are Gunnison River below Gunnison Tunnel upstream and Gunnison River near Grand Junction downstream.
Across Division 4, DWR lists 21 active calls; the most senior is Kennedy Ditch No 1 on Razor Creek, priority Mar 15, 1878 (the full list). A call governs the stretch of river it is placed on, so look for this river in the list.
One cfs is a cubic foot of water passing each second, about 448.8 gallons per minute; percent of median compares today's flow with the median for this date (cfs and acre-feet). How calls work: What is a water call?.
Main-stem gauges in the Gunnison basin
- Gunnison River near Grand Junction · 1,090 cfs
- Uncompahgre River at Colona · 64 cfs
- Uncompahgre River near Ridgway · 107 cfs
- Gunnison River below Gunnison Tunnel · 209 cfs
- North Fork Gunnison River near Somerset · 57 cfs
- Gunnison River near Gunnison · 214 cfs
- Tomichi Creek at Gunnison · 84 cfs
More gauges on the Gunnison River
Reservoirs in the Gunnison basin
- Blue Mesa Reservoir
- Morrow Point Reservoir
- Crystal Reservoir
- Taylor Park Reservoir
- Ridgway Reservoir
- Paonia Reservoir
- Silver Jack Reservoir