USGS · 01551500

WB SUSQUEHANNA RIVER

USGS · 01551500LIVE

WB Susquehanna River at Williamsport, PA

SOUTH WILLIAMSPORT, PA41.2361°N, -76.9966°W Updated 31 min ago

FLOW RATE

11,500cfs

GAUGE HT

4.79ft

AIR TEMP

73°F

WIND

3mph SSE

FISH INDEX

81SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

11,500cfs 189.8% vs avg

Optimal band: 10,030–13,570 cfs

PERIOD HIGH

13,300cfs

PERIOD LOW

4,250cfs

RUNNABLE

83%

last 1 day in band

Gauge Height

4.79ft

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

24.8in

≈ normal

24.84 in of precipitation so far this year — about average for this point in the season (normal 23.06 in).

YTD Total

24.8in

This year so far

Normal to Date

23.1in

30-yr average

Typical Range

18.0–29.2in

10th–90th pct YTD

Departure

+8%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.33" · normal 3.23" (2.0–5.3)

Jan

Feb: 1.40" · normal 2.73" (1.4–4.8)

Feb

Mar: 5.44" · normal 3.84" (1.7–6.3)

Mar

Apr: 3.78" · normal 4.12" (2.4–6.7)

Apr

May: 3.86" · normal 4.01" (1.9–5.9)

May

Jun: 3.51" · normal 4.17" (2.1–6.5)

Jun

Jul: 4.52" (so far)· normal 3.93" (1.5–6.5)

Jul

Aug: normal 3.81" (1.9–5.9)

Aug

Sep: normal 4.56" (1.6–8.3)

Sep

Oct: normal 3.87" (1.7–6.4)

Oct

Nov: normal 3.41" (1.9–5.0)

Nov

Dec: normal 3.61" (2.0–5.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo04:46 AM

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Station Location

41.2361, -76.9966

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DATA · USGS · NOAA · NWSUPDATED 2026-07-09 04:15 UTC

Site #01551500·USGS

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