StormCast — Weather & Emergency Alerts

Gwynns Falls at Glyndon
Maryland — Water Level & Flood Stage

Located in Baltimore County, Maryland on the Gwynns Falls. Live water level data from USGS gauge 01589180, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Minor Flood

5 ft

Action Stage

3.75 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

5 ft

Water is in neighborhood yards near the gauge site, and approaches both Chatsworth Avenue and Wabash Avenue.

3.75 ft

Water approaches a footbridge near the gauge location.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Sep 6, 20113.75 ft323 cfs
Sep 6, 20113.75 ft323 cfs

About This Gauge

USGS Site

01589180

NWS LID

GLGM2

River

Gwynns Falls

County

Baltimore, MD

Coordinates

39.4717°N, 76.8169°W

Get Flood Alerts for Gwynns Falls

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

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Frequently Asked Questions

What is the current water level of Gwynns Falls at Glyndon?

The Gwynns Falls at Glyndon gauge is maintained by USGS (site 01589180) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Gwynns Falls at Glyndon?

The NWS-defined flood stage for Gwynns Falls at Glyndon is 5 feet. Action stage begins at 3.75 feet. Moderate flooding starts at N/A feet, and major flooding at N/A feet.

How do I get alerts when Gwynns Falls rises?

Download StormCast free on Google Play, go to River Gauges, and add Gwynns Falls at Glyndon to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Gwynns Falls at Glyndon gauge located?

The gauge is located in Baltimore County, Maryland at coordinates 39.4717°N, 76.8169°W. USGS site number: 01589180. Data is provided by the U.S. Geological Survey and the National Weather Service.

More Gauges on Gwynns Falls

More Resources

Source & Notes

Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey