MEDIAN FLOW RATE · 7 DAY
0cfs 100.0% vs avg
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
20.9in
≈ normal
20.85 in of precipitation so far this year — about average for this point in the season (normal 22.94 in).
YTD Total
20.9in
This year so far
Normal to Date
22.9in
30-yr average
Typical Range
17.9–29.8in
10th–90th pct YTD
Departure
-9%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.82" · normal 3.28" (1.9–5.1)
Feb: 1.87" · normal 2.88" (1.8–4.9)
Mar: 3.53" · normal 4.06" (1.9–5.9)
Apr: 2.67" · normal 3.67" (2.1–5.9)
May: 4.51" · normal 3.98" (2.1–6.3)
Jun: 3.57" · normal 4.17" (1.9–6.7)
Jul: 1.88" (so far)· normal 4.69" (2.3–8.3)
Aug: normal 4.00" (2.0–6.7)
Sep: normal 4.92" (1.8–8.4)
Oct: normal 3.83" (1.5–5.9)
Nov: normal 3.10" (1.4–4.6)
Dec: normal 3.82" (1.9–5.7)
Baseline 1991–2020 · Source: Open-Meteo05:13 AM
Your History · POND BRANCH AT OREGON RIDGE, MD
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Station Location
39.4803, -76.6875Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-06 00:00 UTC
Site #01583570·USGS
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