Cimarron River (Upper Canadian)
Streamflow, conditions and background by watershed segment. Data through November 1, 2026.
Data gaps and disparities
Found automatically in the gauge records behind this river, and notes from a reviewer who checked them against other sources. Gauges need at least 26 weeks of daily data to appear on the Flow tab.
Warnings (2)
- warning: gap Cimarron River At Springer, NM: 3 gaps of 60+ days inside the record (6,394 days in all). Longest: Sep 30, 1909 to Sep 30, 1924 (5,480 days); Sep 30, 1928 to Mar 31, 1930 (548 days); Sep 30, 1925 to Sep 30, 1926 (366 days).
- warning: gap Cimarron River At Ute Park, NM: 1 gap of 60+ days inside the record (4,656 days in all). Longest: Jan 1, 1918 to Sep 30, 1930 (4,656 days).
Context (6)
Show 6 notes
- flatline Cimarron River At Springer, NM: 2 runs of 30+ days at exactly the same flow: 3.1 cfs for 43 days from Feb 26, 1927; 11.2 cfs for 31 days from Aug 1, 1930. Usually an estimated period (ice, a broken gauge) rather than measured daily flow.
- flatline Cimarron River At Ute Park, NM: 11 runs of 30+ days at exactly the same flow: 5.0 cfs for 35 days from Jan 19, 1933; 14.0 cfs for 33 days from Oct 11, 1907; 10.0 cfs for 33 days from Oct 27, 1909. Usually an estimated period (ice, a broken gauge) rather than measured daily flow.
- flatline Cimarron River Below Eagle Nest Dam, NM: 3 runs of 30+ days at exactly the same flow: 1.5 cfs for 73 days from Dec 19, 2013; 47.0 cfs for 38 days from Feb 1, 1992; 1.2 cfs for 33 days from Dec 25, 1995. Below a dam this is usually a steady set release, which is real flow.
- zero run Cimarron River Below Eagle Nest Dam, NM: 19 runs of 60+ days at zero flow; longest 197 days from Oct 18, 1960; 154 days from Nov 1, 1959. Usually real (a dry channel or no release), not missing data.
- flatline Cimarron River Near Cimarron, NM: 2 runs of 30+ days at exactly the same flow: 3.0 cfs for 31 days from Dec 1, 1953; 1.7 cfs for 31 days from Jan 1, 1955. Usually an estimated period (ice, a broken gauge) rather than measured daily flow.
- ended Discontinued gauges: 2 gauges have stopped reporting: Cimarron River At Ute Park, NM (last 1950); Cimarron River At Springer, NM (last 2004). Their segments rest on fewer gauges after those years.
Values removed (0)
A reading is removed automatically only when it is impossible (for example, a daily mean above the highest flow USGS recorded that water year). Low and zero flows are never removed: rivers here really do dry up.
None.
Gauges
Each row is one physical gauge; "published by" lists every agency copy that was merged into it.
| Gauge | Segment | Published by | First | Last | Weeks |
|---|---|---|---|---|---|
| Cimarron River At Ute Park, NM | Cimarron | usgs | 1907-09-30 | 1950-09-25 | 1579 |
| Cimarron River Below Eagle Nest Dam, NM | Cimarron | usgs | 1950-05-01 | 2026-10-26 | 3992 |
| Cimarron River Near Cimarron, NM | Cimarron | nwps, usgs | 1950-05-29 | 2026-10-26 | 3988 |
| Cimarron River At Springer, NM | Cimarron | usgs | 1907-09-30 | 2004-09-20 | 4147 |