Rivermatics

USGS Streamgage 06701900

South Platte River below Brush Creek near Trumbull, CO

South Platte River below Brush Creek near Trumbull, CO is USGS streamgage 06701900 in Colorado, monitoring river discharge in hydrologic subbasin 10190002. It sits on the South Platte River, alongside 8 other gauges Rivermatics tracks on the same river. It drains a watershed of about 2,028 square miles. Discharge records at this site go back to 2002. Typical flow runs near 277.4 cfs in July and 155.7 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.

View live conditions & forecast →

Gauge details

State
Colorado
Drainage area
2,028 sq mi
Gauge elevation
6,385 ft
Subbasin (HUC-8)
10190002
Coordinates
39.25999, -105.22194
USGS site number
06701900
Records begin
2002-07-19 (24 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for South Platte River below Brush Creek near Trumbull, 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
152 171 187
142 169 192
129 166 195
118 165 203
109 163 209
96.8 158 212
111 171 232
110 174 240
111 176 243
110 180 254
97.3 165 236
88.3 160 234
87.4 160 239
88.5 159 237

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 24 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 66.2 128.5 194.1
February 56.4 110.9 189.8
March 64.7 127.7 206.1
April 77.3 155.7 325.3
May 73 210.1 700
June 73.4 212.6 778.7
July 106.6 277.4 725.1
August 173.1 314.4 538.7
September 140.8 235.8 457.7
October 71.8 134.8 306.1
November 59.5 99.6 182.7
December 65.4 125.6 203.2

All values in cubic feet per second (cfs).

Common questions

When does South Platte River below Brush Creek near Trumbull, CO normally run highest?
August, on the long-term record. The median daily flow that month is about 314.4 cfs, against 99.6 cfs in November, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for South Platte River below Brush Creek near Trumbull, CO?
It depends on the month. In January, half of days historically fall near 128.5 cfs, with the middle 80% of days between 66.2 and 194.1 cfs. The month-by-month table on this page gives the full range.
How long has South Platte River below Brush Creek near Trumbull, CO been measured?
Discharge records at USGS site 06701900 begin in 2002, about 24 years, covering roughly 8,784 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for South Platte River below Brush Creek near Trumbull, 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 South Platte River below Brush Creek near Trumbull, CO?
The gauge sits at 39.25999, -105.22194, in Colorado, in hydrologic subbasin 10190002, at an elevation of about 6,385 feet, draining roughly 2,028 square miles.
Can I use South Platte River below Brush Creek near Trumbull, 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 South Platte River

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

Other gauges in this subbasin