Rivermatics

USGS Streamgage 12396500

Pend Oreille River below Box Canyon near Ione, WA

Pend Oreille River below Box Canyon near Ione, WA is USGS streamgage 12396500 in Washington, monitoring river discharge in hydrologic subbasin 17010216. It sits on the Pend Oreille River, alongside 2 other gauges Rivermatics tracks on the same river. It drains a watershed of about 24,900 square miles. Discharge records at this site go back to 1948. Typical flow runs near 26,616.1 cfs in July and 27,870 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
Washington
Drainage area
24,900 sq mi
Gauge elevation
2,029 ft
Subbasin (HUC-8)
17010216
Coordinates
48.78096, -117.41637
USGS site number
12396500
Records begin
1948-06-01 (78 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Pend Oreille River below Box Canyon near Ione, 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
12,736 15,106 18,178
11,707 15,810 21,505
10,792 15,507 22,298
10,334 15,533 22,973
10,042 15,692 23,676
9,636 15,242 23,298
9,155 14,829 22,907
8,678 14,362 22,490
8,318 13,921 22,133
7,952 13,469 21,967
7,806 13,217 21,752
7,694 13,150 22,173
7,578 12,862 21,785
7,389 12,588 21,662

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 74 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 10,768.1 17,422.6 24,983.9
February 11,621.7 17,731 28,306.9
March 12,351.6 20,806.5 33,622.6
April 15,010 27,870 49,063.3
May 26,141.9 47,145.2 77,719.4
June 24,416.7 55,906.7 95,163.3
July 13,014.2 26,616.1 43,445.2
August 6,945.8 11,473.2 17,567.7
September 8,024 13,143.7 20,123.3
October 14,534.2 22,871 28,012.9
November 13,323.3 20,466.7 28,543.3
December 11,909.4 17,461.3 25,351.6

All values in cubic feet per second (cfs).

Common questions

When does Pend Oreille River below Box Canyon near Ione, WA normally run highest?
June, on the long-term record. The median daily flow that month is about 55,906.7 cfs, against 11,473.2 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 Pend Oreille River below Box Canyon near Ione, WA?
It depends on the month. In January, half of days historically fall near 17,422.6 cfs, with the middle 80% of days between 10,768.1 and 24,983.9 cfs. The month-by-month table on this page gives the full range.
How long has Pend Oreille River below Box Canyon near Ione, WA been measured?
Discharge records at USGS site 12396500 begin in 1948, about 78 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Pend Oreille River below Box Canyon near Ione, WA?
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 Pend Oreille River below Box Canyon near Ione, WA?
The gauge sits at 48.78096, -117.41637, in Washington, in hydrologic subbasin 17010216, at an elevation of about 2,029 feet, draining roughly 24,900 square miles.
Can I use Pend Oreille River below Box Canyon near Ione, 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 Pend Oreille River

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

Other gauges in this subbasin