USGS · 03072655

MONONGAHELA RIVER

USGS · 03072655LIVE

Monongahela River near Masontown, PA

PENNSYLVANIA39.8250°N, -79.9228°W Updated 2 hr ago

FLOW RATE

9,053cfs

AIR TEMP

82°F

WIND

2mph SW

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

9,053cfs 27.2% vs avg

Optimal band: 3,451–4,669 cfs

PERIOD HIGH

55,696cfs

PERIOD LOW

401cfs

RUNNABLE

12%

last 1 year in band

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

28.6in

≈ normal

28.61 in of precipitation so far this year — about average for this point in the season (normal 27.69 in).

YTD Total

28.6in

This year so far

Normal to Date

27.7in

30-yr average

Typical Range

21.5–34.5in

10th–90th pct YTD

Departure

+3%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.71" · normal 3.90" (2.5–6.1)

Jan

Feb: 1.46" · normal 3.64" (2.0–5.6)

Feb

Mar: 5.80" · normal 4.58" (2.6–6.5)

Mar

Apr: 5.92" · normal 4.63" (2.7–6.4)

Apr

May: 6.61" · normal 5.29" (3.1–7.2)

May

Jun: 6.10" · normal 5.31" (2.6–8.2)

Jun

Jul: 0.00" (so far)· normal 5.02" (3.4–7.5)

Jul

Aug: normal 3.97" (2.2–6.1)

Aug

Sep: normal 4.02" (1.9–7.7)

Sep

Oct: normal 3.60" (1.6–5.5)

Oct

Nov: normal 3.57" (1.6–4.9)

Nov

Dec: normal 3.86" (2.1–6.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo12:52 AM

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Station Location

39.8250, -79.9228

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 02:22 UTC

Site #03072655·USGS

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