MEDIAN FLOW RATE · 1 DAY
511cfs 59.5% vs avg
Optimal band: 452–612 cfs
PERIOD HIGH
565cfs
PERIOD LOW
511cfs
RUNNABLE
100%
last 1 day in band
Gauge Height
2.91ft
Water Temperature
76.6°F
Weather Map
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Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
27.9in
≈ normal
27.91 in of precipitation so far this year — about average for this point in the season (normal 25.85 in).
YTD Total
27.9in
This year so far
Normal to Date
25.9in
30-yr average
Typical Range
20.9–31.4in
10th–90th pct YTD
Departure
+8%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 3.87" · normal 3.62" (2.2–5.2)
Feb: 1.96" · normal 2.85" (2.0–4.3)
Mar: 5.64" · normal 3.63" (2.5–4.9)
Apr: 5.90" · normal 4.42" (3.1–5.8)
May: 4.73" · normal 4.47" (2.9–7.0)
Jun: 4.12" · normal 5.04" (2.9–7.3)
Jul: 1.69" (so far)· normal 4.70" (2.8–7.3)
Aug: normal 4.11" (2.7–5.8)
Sep: normal 3.96" (2.3–6.1)
Oct: normal 4.27" (2.7–6.2)
Nov: normal 3.77" (2.1–5.3)
Dec: normal 3.88" (2.8–5.3)
Baseline 1991–2020 · Source: Open-Meteo16:40 UTC
Your History · ALLEGHENY RIVER AT SALAMANCA NY
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Station Location
42.1568, -78.7156Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-15 01:45 UTC
Site #03011020·USGS
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