USGS · 03074998

MONONGAHELA R RIVER

USGS · 03074998LIVE

Monongahela R at L&D4 Upper Pool at Charleroi, PA

MONESSEN, PA40.1481°N, -79.8922°W

AIR TEMP

86°F

WIND

6mph WSW

FISH INDEX

50SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

—cfs

No flow data available

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

26.4in

≈ normal

26.38 in of precipitation so far this year — about average for this point in the season (normal 26.34 in).

YTD Total

26.4in

This year so far

Normal to Date

26.3in

30-yr average

Typical Range

21.0–31.9in

10th–90th pct YTD

Departure

+0%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.67" · normal 3.57" (2.1–5.3)

Jan

Feb: 1.30" · normal 3.28" (1.6–5.0)

Feb

Mar: 6.49" · normal 4.38" (2.4–6.5)

Mar

Apr: 4.53" · normal 4.56" (2.7–6.2)

Apr

May: 5.95" · normal 4.97" (2.4–7.8)

May

Jun: 5.44" · normal 5.18" (2.4–7.8)

Jun

Jul: 0.00" (so far)· normal 4.83" (3.1–6.8)

Jul

Aug: normal 3.85" (2.4–5.5)

Aug

Sep: normal 3.89" (1.8–7.2)

Sep

Oct: normal 3.53" (1.8–5.4)

Oct

Nov: normal 3.48" (1.6–5.3)

Nov

Dec: normal 3.46" (1.9–5.4)

Dec

Baseline 1991–2020 · Source: Open-Meteo12:57 AM

Your History · Monongahela R at L&D4 Upper Pool at Charleroi, PA

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Station Location

40.1481, -79.8922

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 00:57 UTC

Site #03074998·USGS

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