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Honeygo Run near White Marsh, MD Water Level Today

Maryland · USGS gauge 01585104 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 01585104 sits on Honeygo Run and reads everything draining 2.5 square miles of the Gunpowder-Patapsco basin. Its datum sits 20 feet above sea level NAVD88. Daily flow has been on record here since 2000, 26 years of it.

Normal flows here

Honeygo Run runs a median of 1.5 cfs at this gauge across 26 years of record. March is the fullest month at a median 2.2 cfs, and September the leanest at 0.8 cfs. The highest daily mean on record is 370 cfs in 2006, and the lowest is 0.0 cfs in 2002.

Median flow by month
MonthMedian flowShare of annual median
Jan1.7 cfs113%
Feb2.1 cfs140%
Mar2.2 cfs147%
Apr2.1 cfs140%
May1.5 cfs100%
Jun1.1 cfs73%
Jul0.9 cfs60%
Aug0.9 cfs61%
Sep0.8 cfs52%
Oct1.2 cfs80%
Nov1.4 cfs93%
Dec2.0 cfs133%

Medians from the USGS daily-statistics record, 2000 to 2025. A month at 100% is running at its own long-term median.

Flood stages and record crests

Honeygo Run reaches flood stage at this gauge at 6 feet. NWS starts watching it at 4 feet. The highest crest on record is 13.5 feet, in October 2024.

NWS flood categories
CategoryGage height
Action4 ft
Minor flooding6 ft
Moderate flooding8 ft
Major flooding15 ft
Highest crests on record
WhenCrest
October 202413.5 ft
July 20258.3 ft
July 20197.8 ft
June 20157.6 ft
June 20136.9 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge WMHM2. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 01585104. Percentile context computed against the gauge's period of record. Not for navigation.

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