Rivermatics

USGS Streamgage 14138720

Bull Run River at Lower Flume near Brightwood, OR

Bull Run River at Lower Flume near Brightwood, OR is USGS streamgage 14138720 in Oregon, monitoring river discharge in hydrologic subbasin 17080001. It sits on the Bull Run River, alongside 5 other gauges Rivermatics tracks on the same river. It drains a watershed of about 5 square miles. Discharge records at this site go back to 1992. Typical flow runs near 23.5 cfs in July and 29.5 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, alongside daily high and low water-temperature forecasts.

View live conditions & forecast →

Gauge details

State
Oregon
Drainage area
5 sq mi
Subbasin (HUC-8)
17080001
Coordinates
45.47095, -121.86536
USGS site number
14138720
Records begin
1992-10-01 (34 years)
Rivermatics forecast
14-day flow outlook + water temperature

14-day flow forecast

Based on observations through for Bull Run River at Lower Flume near Brightwood, OR. 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
14.6 14.9 15.1
14.5 14.9 15.1
14.4 14.9 15.4
14.1 14.8 15.4
13.9 14.7 15.3
13.8 14.6 15.2
13.6 14.6 15.2
13.5 14.5 15.2
13.3 14.4 15.2
13.2 14.4 15.2
13 14.3 15.2
12.9 14.2 15.2
12.8 14.2 15.2
12.7 14.2 15.2

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 34 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 21 28.5 45.1
February 19 27.9 41.3
March 19.6 28.1 39
April 23.1 29.5 44.5
May 24 30.2 49.9
June 20.8 28.1 44.9
July 17.4 23.5 28.6
August 15.1 20 23.8
September 13.1 16.9 21.9
October 12.4 16.2 23
November 14.8 21.1 31
December 16.9 26.4 39.9

All values in cubic feet per second (cfs).

Common questions

When does Bull Run River at Lower Flume near Brightwood, OR normally run highest?
May, on the long-term record. The median daily flow that month is about 30.2 cfs, against 16.2 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 Bull Run River at Lower Flume near Brightwood, OR?
It depends on the month. In January, half of days historically fall near 28.5 cfs, with the middle 80% of days between 21 and 45.1 cfs. The month-by-month table on this page gives the full range.
How long has Bull Run River at Lower Flume near Brightwood, OR been measured?
Discharge records at USGS site 14138720 begin in 1992, about 34 years, covering roughly 9,201 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Bull Run River at Lower Flume near Brightwood, OR?
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. A companion model forecasts each day's water-temperature high and low. 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 Bull Run River at Lower Flume near Brightwood, OR?
The gauge sits at 45.47095, -121.86536, in Oregon, in hydrologic subbasin 17080001, draining roughly 5 square miles.
Can I use Bull Run River at Lower Flume near Brightwood, OR 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 Bull Run River

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

Other gauges in this subbasin