Rivermatics

USGS Streamgage 12115000

Cedar River near Cedar Falls, WA

Cedar River near Cedar Falls, WA is USGS streamgage 12115000 in Washington, monitoring river discharge in hydrologic subbasin 17110012. It sits on the Cedar River, alongside 6 other gauges Rivermatics tracks on the same river. It drains a watershed of about 41 square miles. Discharge records at this site go back to 1945. Typical flow runs near 91.8 cfs in July and 308 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Washington
Drainage area
41 sq mi
Gauge elevation
1,571 ft
Subbasin (HUC-8)
17110012
Coordinates
47.37011, -121.6251
USGS site number
12115000
Records begin
1945-10-01 (81 years)

14-day flow forecast

Based on observations through for Cedar River near Cedar Falls, WA. 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
20.2 21.1 21.8
20.1 21.3 22.8
23.9 33.9 69.6
25.3 35.7 64.3
23.4 29.4 43.1
21.8 25.7 34.1
20.6 23.7 29.7
19.8 22.5 27.3
19.2 21.8 26
18.9 21.4 25.3
18.5 21 24.8
18.1 20.6 24
17.8 20.3 23.8
17.5 20.1 23.6

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 81 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 94.5 205.1 693.1
February 95.1 201.8 590.1
March 108.5 204.2 452.2
April 174.2 308 594.2
May 227.9 408.5 754.7
June 125.3 292.5 628
July 55.1 91.8 286.6
August 32.4 43.4 89.6
September 26.3 39.7 109.9
October 30.2 86.4 341.9
November 88.7 226.3 685.3
December 102.1 214.8 711.5

All values in cubic feet per second (cfs).

Common questions

When does Cedar River near Cedar Falls, WA normally run highest?
May, on the long-term record. The median daily flow that month is about 408.5 cfs, against 39.7 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Cedar River near Cedar Falls, WA?
It depends on the month. In January, half of days historically fall near 205.1 cfs, with the middle 80% of days between 94.5 and 693.1 cfs. The month-by-month table on this page gives the full range.
How long has Cedar River near Cedar Falls, WA been measured?
Discharge records at USGS site 12115000 begin in 1945, about 81 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Cedar River near Cedar Falls, WA?
The gauge sits at 47.37011, -121.6251, in Washington, in hydrologic subbasin 17110012, at an elevation of about 1,571 feet, draining roughly 41 square miles.
Can I use Cedar River near Cedar Falls, WA 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 Cedar River

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

Other gauges in this subbasin