Rivermatics

USGS Streamgage 11527000

Trinity River near Burnt Ranch, CA

Trinity River near Burnt Ranch, CA is USGS streamgage 11527000 in California, monitoring river discharge in hydrologic subbasin 18010211. It sits on the Trinity River, alongside 3 other gauges Rivermatics tracks on the same river. It drains a watershed of about 1,439 square miles. Discharge records at this site go back to 1931. Typical flow runs near 700.5 cfs in July and 2,101.7 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.

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Gauge details

State
California
Drainage area
1,439 sq mi
Gauge elevation
948 ft
Subbasin (HUC-8)
18010211
Coordinates
40.78872, -123.44001
USGS site number
11527000
Records begin
1931-10-01 (95 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Trinity River near Burnt Ranch, CA. 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
1,186 1,228 1,287
1,145 1,217 1,276
1,090 1,212 1,278
957 1,206 1,290
782 1,186 1,304
652 1,148 1,297
591 1,114 1,285
561 1,087 1,275
503 1,034 1,257
471 979 1,231
479 978 1,222
475 956 1,206
493 939 1,186
498 930 1,185

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 63 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 645.3 1,773.9 7,261.6
February 836.2 2,029.3 7,589
March 1,036.4 2,263.5 6,318.1
April 1,040.4 2,101.7 5,501.7
May 1,053.1 2,401.9 6,180
June 713.2 1,300.9 3,759
July 404.5 700.5 1,691.5
August 265.7 537.7 902.7
September 278.6 526.5 876.6
October 325.7 479.3 727.5
November 410.2 581.7 1,935.2
December 499.4 1,026.6 4,654.5

All values in cubic feet per second (cfs).

Common questions

When does Trinity River near Burnt Ranch, CA normally run highest?
May, on the long-term record. The median daily flow that month is about 2,401.9 cfs, against 479.3 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 Trinity River near Burnt Ranch, CA?
It depends on the month. In January, half of days historically fall near 1,773.9 cfs, with the middle 80% of days between 645.3 and 7,261.6 cfs. The month-by-month table on this page gives the full range.
How long has Trinity River near Burnt Ranch, CA been measured?
Discharge records at USGS site 11527000 begin in 1931, about 95 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 Trinity River near Burnt Ranch, CA?
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 Trinity River near Burnt Ranch, CA?
The gauge sits at 40.78872, -123.44001, in California, in hydrologic subbasin 18010211, at an elevation of about 948 feet, draining roughly 1,439 square miles.
Can I use Trinity River near Burnt Ranch, CA 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 Trinity River

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

Other gauges in this subbasin