USGS · 03085972

THORN RUN

USGS · 03085972LIVE

Thorn Run at Thorn Hollow Dr nr Coraopolis PA

MOON TOWNSHIP, PA40.5208°N, -80.1778°W

AIR TEMP

71°F

WIND

3mph NW

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

—cfs

No flow data available

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

24.8in

≈ normal

24.78 in of precipitation so far this year — about average for this point in the season (normal 24.57 in).

YTD Total

24.8in

This year so far

Normal to Date

24.6in

30-yr average

Typical Range

20.1–30.4in

10th–90th pct YTD

Departure

+1%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.47" · normal 3.43" (2.0–4.8)

Jan

Feb: 1.00" · normal 2.94" (1.6–4.7)

Feb

Mar: 5.86" · normal 4.01" (2.1–6.1)

Mar

Apr: 4.92" · normal 4.28" (2.4–5.6)

Apr

May: 5.12" · normal 4.45" (1.9–6.7)

May

Jun: 4.27" · normal 4.56" (2.2–7.3)

Jun

Jul: 1.13" (so far)· normal 4.03" (2.5–6.1)

Jul

Aug: normal 3.35" (2.0–5.2)

Aug

Sep: normal 3.73" (1.2–6.7)

Sep

Oct: normal 3.39" (1.7–5.3)

Oct

Nov: normal 3.35" (1.6–5.3)

Nov

Dec: normal 3.33" (1.8–5.0)

Dec

Baseline 1991–2020 · Source: Open-Meteo09:01 AM

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Station Location

40.5208, -80.1778

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