Rivermatics

USGS Streamgage 09126000

Cimarron River near Cimarron, CO

Cimarron River near Cimarron, CO is USGS streamgage 09126000 in Colorado, monitoring river discharge in hydrologic subbasin 14020002. It sits on the Cimarron River, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 67 square miles. Discharge records at this site go back to 1954. Typical flow runs near 148 cfs in July and 22 cfs in April, with the higher of the two arriving in July. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Colorado
Drainage area
67 sq mi
Gauge elevation
8,639 ft
Subbasin (HUC-8)
14020002
Coordinates
38.25819, -107.54611
USGS site number
09126000
Records begin
1954-10-01 (72 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Cimarron River near Cimarron, CO. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
19.9 21 22
19.6 20.9 22
19.2 20.7 22.3
18.9 20.8 23.3
18.8 21 25.2
18.6 21.4 27
18.4 21 28.5
18 20.7 26.9
17.7 20.5 24.8
16.5 20.1 23.3
14.5 19.8 22.4
13.5 19.6 22.2
11.6 19.2 22.1
10.7 18.9 22.1

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 56 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 8.6 13.2 23.5
February 8.4 13.2 23.1
March 8.6 14.3 25.5
April 13.5 22 39.2
May 50.4 137 374.1
June 134.2 366.5 770.7
July 92.6 148 380.9
August 85.3 119.1 150.5
September 37.5 74.1 117.2
October 17 32.2 66.5
November 11.9 19.6 36.2
December 9.7 14.4 26.6

All values in cubic feet per second (cfs).

Common questions

When does Cimarron River near Cimarron, CO normally run highest?
June, on the long-term record. The median daily flow that month is about 366.5 cfs, against 13.2 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Cimarron River near Cimarron, CO?
It depends on the month. In January, half of days historically fall near 13.2 cfs, with the middle 80% of days between 8.6 and 23.5 cfs. The month-by-month table on this page gives the full range.
How long has Cimarron River near Cimarron, CO been measured?
Discharge records at USGS site 09126000 begin in 1954, about 72 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Cimarron River near Cimarron, CO?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Cimarron River near Cimarron, CO?
The gauge sits at 38.25819, -107.54611, in Colorado, in hydrologic subbasin 14020002, at an elevation of about 8,639 feet, draining roughly 67 square miles.
Can I use Cimarron River near Cimarron, CO data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Cimarron River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Cimarron River in full.

Other gauges in this subbasin