USGS · 13215480

SOUTH FORK MALHEUR

USGS · 13215480LIVE

SOUTH FORK MALHEUR RIVER NR RIVERSIDE, OR

MALHEUR COUNTY, OR43.5191°N, -118.1751°W Updated 38 min ago

FLOW RATE

3.23cfs

GAUGE HT

6.11ft

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

3.23cfs 23.5% vs avg

Optimal band: 4–5 cfs

PERIOD HIGH

5.58cfs

PERIOD LOW

2.98cfs

RUNNABLE

36%

last 1 day in band

Gauge Height

6.11ft

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

6.7in

-15% vs normal

6.71 in of precipitation so far this year, 15% below the 30-year normal of 7.9 in for this point in the season.

YTD Total

6.7in

This year so far

Normal to Date

7.9in

30-yr average

Typical Range

5.2–10.8in

10th–90th pct YTD

Departure

-15%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 0.63" · normal 1.67" (0.5–2.6)

Jan

Feb: 1.68" · normal 1.25" (0.5–2.4)

Feb

Mar: 0.84" · normal 1.36" (0.6–2.2)

Mar

Apr: 2.03" · normal 1.27" (0.5–1.9)

Apr

May: 0.90" · normal 1.51" (0.4–3.2)

May

Jun: 0.48" · normal 0.81" (0.2–1.3)

Jun

Jul: 0.14" (so far)· normal 0.21" (0.0–0.5)

Jul

Aug: normal 0.24" (0.0–0.6)

Aug

Sep: normal 0.37" (0.0–0.9)

Sep

Oct: normal 0.89" (0.3–1.9)

Oct

Nov: normal 1.40" (0.6–2.5)

Nov

Dec: normal 1.83" (0.7–3.5)

Dec

Baseline 1991–2020 · Source: Open-Meteo10:53 AM

Your History · SOUTH FORK MALHEUR RIVER NR RIVERSIDE, OR

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Station Location

43.5191, -118.1751

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DATA · USGS · NOAA · NWSUPDATED 2026-07-07 10:15 UTC

Site #13215480·USGS

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