Patapsco River At Hollofield, Md Realtime Data
PATAPSCO RIVER AT HOLLOFIELD, MD
Realtime Data • Report • Conditions
48
Discharge (cfs)
1.5
Gauge Height (ft)
USGS 01589000
Streamflow discharge was last observed at 48 cfs, and a gauge height of 1.45 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 46 .
Weather today, Tomorrow,
The river is dammed at several locations, including the Bloede Dam, which was recently removed to restore the river's natural flow. Seasonal trends show that the river experiences higher flows in the spring and fall, while summer flows are typically lower. Interesting hydrological features include the river's rocky terrain and the presence of rapids and waterfalls. The Patapsco River is also home to diverse aquatic life, including several species of fish, turtles, and mussels.
July 20, 2026
| Elevation | 190.0 ft |
| Last Updated | |
| Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 ±2.5°, formazin nephelometric units (FNU) | 1.4 FNU |
| Gage height, ft | 1.45 ft |
| Streamflow, ft³/s | 47.6 ft3/s |
| Stream water level elevation above NAVD 1988, in ft | 188.37 ft |
| Percent of Normal | 62% |
| Year Over Year Average | 77 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 11,500 cfs |
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