MEDIAN FLOW RATE · 30 DAY
80cfs 41.7% vs avg
Optimal band: 37–51 cfs
PERIOD HIGH
628cfs
PERIOD LOW
30cfs
RUNNABLE
45%
last 30 day in band
Gauge Height
1.69ft
Weather Map
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Your History · Patapsco River at Hollofield, MD
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Station Location
39.3103, -76.7924Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-10-16 00:00 UTC
Site #01589000·USGS
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