Little Patuxent River below Lake Kittamaqundi
Maryland — Water Level & Flood Stage
Located in Howard County, Maryland on the Little Patuxent River. Live water level data from USGS, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: CSEM2). Live data may be limited. View on NWS AHPS →
Flood Stages
Minor Flood
298.5 ft
Action Stage
295.5 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
302 ft
US Route 29 begins to flood near Columbia Town Center.
298.5 ft
The river is overtopping the South Entrance Road bridge and flooding of the roadway is occurring.
295.5 ft
Water reaches the underside of the South Entrance Road bridge. No flooding is yet occurring.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| May 27, 2018 | 303.76 ft | — |
| May 27, 2018 | 303.76 ft | — |
| Jun 3, 2018 | 298.63 ft | — |
| Jun 3, 2018 | 298.63 ft | — |
About This Gauge
NWS LID
CSEM2
River
Little Patuxent River
County
Howard, MD
Coordinates
39.2078°N, 76.8572°W
Get Flood Alerts for Little Patuxent River
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.
Frequently Asked Questions
What is the current water level of Little Patuxent River below Lake Kittamaqundi?
The Little Patuxent River below Lake Kittamaqundi gauge is maintained by USGS 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 Little Patuxent River below Lake Kittamaqundi?
The NWS-defined flood stage for Little Patuxent River below Lake Kittamaqundi is 298.5 feet. Action stage begins at 295.5 feet. Moderate flooding starts at N/A feet, and major flooding at N/A feet.
How do I get alerts when Little Patuxent River rises?
Download StormCast free on Google Play, go to River Gauges, and add Little Patuxent River below Lake Kittamaqundi 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 Little Patuxent River below Lake Kittamaqundi gauge located?
The gauge is located in Howard County, Maryland at coordinates 39.2078°N, 76.8572°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
- Stage may be affected by ice.