Rivermatics

USGS Streamgage 09255000

Slater Fork near Slater, CO

Slater Fork near Slater, CO is USGS streamgage 09255000 in Colorado, monitoring river discharge in hydrologic subbasin 14050003. It drains a watershed of about 151 square miles. Discharge records at this site go back to 1911. Typical flow runs near 20.5 cfs in July and 103.1 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
Colorado
Drainage area
151 sq mi
Gauge elevation
6,609 ft
Subbasin (HUC-8)
14050003
Coordinates
40.9825, -107.38222
USGS site number
09255000
Records begin
1911-05-09 (115 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Slater Fork near Slater, 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
0 0.1 0.3
0 0.1 0.6
0 0.1 1.5
0 0.3 4.5
0 0.5 5.7
0.1 1.3 9.5
0.5 3.2 16.1
0.6 4 13.7
0.6 3.6 11.7
0.4 3.1 11.1
0.3 2.8 10.5
0.2 2.3 9.6
0.1 1.8 8.9
0.1 1.8 9.2

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 95 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 10.6 16.4 24.9
February 11.8 17.7 25.9
March 16.2 24.4 48.5
April 40.3 103.1 246.1
May 126 337.1 708.5
June 45.2 206.9 507.4
July 3.9 20.5 88.2
August 1.6 6.8 20
September 3.5 8.5 20.6
October 9.7 16.5 35.4
November 11.1 17.9 28.8
December 10.8 16.5 24.5

All values in cubic feet per second (cfs).

Common questions

When does Slater Fork near Slater, CO normally run highest?
May, on the long-term record. The median daily flow that month is about 337.1 cfs, against 6.8 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Slater Fork near Slater, CO?
It depends on the month. In January, half of days historically fall near 16.4 cfs, with the middle 80% of days between 10.6 and 24.9 cfs. The month-by-month table on this page gives the full range.
How long has Slater Fork near Slater, CO been measured?
Discharge records at USGS site 09255000 begin in 1911, about 115 years, covering roughly 9,113 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Slater Fork near Slater, 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 Slater Fork near Slater, CO?
The gauge sits at 40.9825, -107.38222, in Colorado, in hydrologic subbasin 14050003, at an elevation of about 6,609 feet, draining roughly 151 square miles.
Can I use Slater Fork near Slater, 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.

Other gauges in this subbasin