USGS · 01570500

SUSQUEHANNA RIVER

USGS · 01570500LIVE

Susquehanna River at Harrisburg, PA

PENNSYLVANIA40.2547°N, -76.8861°W Updated 1 hr ago

FLOW RATE

11,600cfs

GAUGE HT

3.71ft

AIR TEMP

71°F

WIND

6mph NE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

11,600cfs 46.0% vs avg

Optimal band: 8,262–11,178 cfs

PERIOD HIGH

11,600cfs

PERIOD LOW

9,230cfs

RUNNABLE

96%

last 1 day in band

Gauge Height

3.71ft

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

19.2in

≈ normal

19.2 in of precipitation so far this year — about average for this point in the season (normal 21.79 in).

YTD Total

19.2in

This year so far

Normal to Date

21.8in

30-yr average

Typical Range

17.4–29.1in

10th–90th pct YTD

Departure

-12%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.62" · normal 3.30" (2.0–4.8)

Jan

Feb: 1.64" · normal 2.86" (1.5–5.3)

Feb

Mar: 4.46" · normal 3.86" (1.9–5.8)

Mar

Apr: 2.61" · normal 3.62" (2.1–5.7)

Apr

May: 3.98" · normal 3.57" (1.4–5.5)

May

Jun: 2.52" · normal 3.56" (1.8–5.6)

Jun

Jul: 1.37" (so far)· normal 3.68" (1.8–5.7)

Jul

Aug: normal 3.22" (1.6–4.6)

Aug

Sep: normal 4.23" (1.2–7.3)

Sep

Oct: normal 3.39" (1.5–5.7)

Oct

Nov: normal 3.11" (1.4–4.5)

Nov

Dec: normal 3.51" (1.6–5.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo01:32 AM

Your History · Susquehanna River at Harrisburg, PA

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Station Location

40.2547, -76.8861

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DATA · USGS · NOAA · NWSUPDATED 2026-07-08 05:00 UTC

Site #01570500·USGS

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