MEDIAN FLOW RATE · 30 DAY
2cfs 77.3% vs avg
Optimal band: 1–1 cfs
PERIOD HIGH
2cfs
PERIOD LOW
1cfs
RUNNABLE
94%
last 30 day in band
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
21.7in
≈ normal
21.73 in of precipitation so far this year — about average for this point in the season (normal 25.49 in).
YTD Total
21.7in
This year so far
Normal to Date
25.5in
30-yr average
Typical Range
19.5–30.2in
10th–90th pct YTD
Departure
-15%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.65" · normal 3.40" (2.0–5.1)
Feb: 1.81" · normal 3.51" (1.8–5.8)
Mar: 3.83" · normal 4.15" (2.3–6.5)
Apr: 2.06" · normal 4.48" (2.9–6.6)
May: 6.09" · normal 4.86" (2.1–7.9)
Jun: 4.68" · normal 4.18" (2.6–6.3)
Jul: 0.62" (so far)· normal 3.83" (2.4–5.5)
Aug: normal 2.97" (1.3–4.3)
Sep: normal 3.10" (1.0–5.3)
Oct: normal 3.11" (1.3–4.8)
Nov: normal 3.20" (2.1–5.3)
Dec: normal 3.67" (2.3–5.4)
Baseline 1991–2020 · Source: Open-Meteo10:26 PM
Your History · Upper Twin Creek at McGaw OH
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Station Location
38.6437, -83.2157Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC
Site #03237280·USGS
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