Rivermatics

USGS Streamgage 09402000

Little Colorado River near Cameron, AZ

Little Colorado River near Cameron, AZ is USGS streamgage 09402000 in Arizona, monitoring river discharge in hydrologic subbasin 15020016. It sits on the Little Colorado River, alongside 8 other gauges Rivermatics tracks on the same river. It drains a watershed of about 26,459 square miles. Discharge records at this site go back to 1923. Typical flow runs near 6.4 cfs in July and 86.7 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Arizona
Drainage area
26,459 sq mi
Gauge elevation
3,979 ft
Subbasin (HUC-8)
15020016
Coordinates
35.92638, -111.56737
USGS site number
09402000
Records begin
1923-09-20 (103 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Little Colorado River near Cameron, AZ. 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
282 873 2,437
153 737 2,770
79.6 383 1,459
41.8 191 669
24 131 556
9.7 71.7 358
11.3 91.9 533
11 101 646
6.3 86.6 685
3.2 72.3 662
2 59.2 523
1.6 39.5 289
0.4 23.8 230
0.1 12.2 168

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 79 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 0 2.8 332.7
February 0 14.6 741.9
March 0 128 1,369.4
April 0 86.7 1,479.8
May 0 0.1 205.8
June 0 0 1.6
July 0 6.4 387.5
August 0 53.1 1,139.5
September 0 17.6 654.2
October 0 1.2 372.6
November 0 0.4 127.7
December 0 0.4 126.5

All values in cubic feet per second (cfs).

Common questions

When does Little Colorado River near Cameron, AZ normally run highest?
March, on the long-term record. The median daily flow that month is about 128 cfs, against 0 cfs in June, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Little Colorado River near Cameron, AZ?
It depends on the month. In January, half of days historically fall near 2.8 cfs, with the middle 80% of days between 0 and 332.7 cfs. The month-by-month table on this page gives the full range.
How long has Little Colorado River near Cameron, AZ been measured?
Discharge records at USGS site 09402000 begin in 1923, about 103 years, covering roughly 9,130 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Little Colorado River near Cameron, AZ?
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 Little Colorado River near Cameron, AZ?
The gauge sits at 35.92638, -111.56737, in Arizona, in hydrologic subbasin 15020016, at an elevation of about 3,979 feet, draining roughly 26,459 square miles.
Can I use Little Colorado River near Cameron, AZ 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 Little Colorado River

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

Other gauges in this subbasin