Rivermatics

USGS Streamgage 09404200

Colorado Rvr above Diamond Creek near Peach Springs, AZ

Colorado Rvr above Diamond Creek near Peach Springs, AZ is USGS streamgage 09404200 in Arizona, monitoring river discharge in hydrologic subbasin 15010002. It sits on the Colorado Rvr, alongside 1 other gauge Rivermatics tracks on the same river. It drains a watershed of about 149,316 square miles. Discharge records at this site go back to 1983. Typical flow runs near 15,393.5 cfs in July and 11,746.7 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.

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Gauge details

State
Arizona
Drainage area
149,316 sq mi
Gauge elevation
1,340 ft
Subbasin (HUC-8)
15010002
Coordinates
35.7736, -113.36354
USGS site number
09404200
Records begin
1983-08-23 (43 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Colorado Rvr above Diamond Creek near Peach Springs, 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
9,096 9,281 9,550
8,889 9,141 9,573
8,757 9,058 9,625
8,662 9,002 9,618
8,575 8,945 9,586
8,494 8,889 9,544
8,427 8,845 9,545
8,409 8,856 9,660
8,424 8,912 9,853
8,500 9,053 10,249
8,610 9,292 10,782
8,708 9,501 11,194
8,839 9,718 11,595
8,931 9,998 12,116

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 43 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 11,321.3 14,245.2 17,703.2
February 10,564.1 12,965.5 17,737.9
March 9,937.7 12,077.4 17,703.2
April 9,608.7 11,746.7 17,680
May 9,716.5 11,567.7 18,829
June 10,255.7 13,653.3 18,956.7
July 11,825.5 15,393.5 20,419.4
August 12,867.7 15,819.4 21,267.7
September 9,062.3 11,873.3 18,426.7
October 8,529.4 10,542.6 16,919.4
November 8,703.3 10,770 17,863.3
December 9,936.5 13,387.1 17,190.3

All values in cubic feet per second (cfs).

Common questions

When does Colorado Rvr above Diamond Creek near Peach Springs, AZ normally run highest?
August, on the long-term record. The median daily flow that month is about 15,819.4 cfs, against 10,542.6 cfs in October, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Colorado Rvr above Diamond Creek near Peach Springs, AZ?
It depends on the month. In January, half of days historically fall near 14,245.2 cfs, with the middle 80% of days between 11,321.3 and 17,703.2 cfs. The month-by-month table on this page gives the full range.
How long has Colorado Rvr above Diamond Creek near Peach Springs, AZ been measured?
Discharge records at USGS site 09404200 begin in 1983, about 43 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 Colorado Rvr above Diamond Creek near Peach Springs, 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 Colorado Rvr above Diamond Creek near Peach Springs, AZ?
The gauge sits at 35.7736, -113.36354, in Arizona, in hydrologic subbasin 15010002, at an elevation of about 1,340 feet, draining roughly 149,316 square miles.
Can I use Colorado Rvr above Diamond Creek near Peach Springs, 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 Colorado Rvr

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

Other gauges in this subbasin