Patuxent River near Unity
Flood levels
Official flood levels at this gauge: action stage begins at 7.0 ft; minor flooding begins at 8.0 ft; moderate flooding begins at 11.0 ft; major flooding begins at 18.0 ft.
| Action stage | 7.0 ft |
|---|---|
| Minor flooding | 8.0 ft |
| Moderate flooding | 11.0 ft |
| Major flooding | 18.0 ft |
Highest recorded crests
- 18.6 ft on Sep 11, 1971 (historic crest)
- 16.1 ft on Jun 22, 1972 (historic crest)
- 14.3 ft on Jul 21, 1956 (historic crest)
- 13.6 ft on Aug 1, 1945 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 8.0 ft | The parking lot for the Patuxent River State Park at Maryland Route 97 begins to flood. |
|---|---|
| 11.0 ft | Howard Chapel Road is flooded at the Patuxent River. |
Forecast office: NWS Sterling · River Forecast Center: Middle Atlantic River Forecast Center.
Patuxent River near Unity in your pocket
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Nearby stations and gauges
- CATTAIL CREEK NEAR GLENWOOD, MD NWS gauge · 1.3 mi
- Patuxent River below Brighton Dam NWS gauge · 4.2 mi
- Hawlings River near Sandy Spring NWS gauge · 4.8 mi
- Little Seneca Creek Tributary at Brink, MD NWS gauge · 10.4 mi
- Centennial Branch Little Patuxent River at Centennial Lake NWS gauge · 10.5 mi
- LITTLE SENECA CREEK TRIBUTARY NEAR CLARKSBURG, MD NWS gauge · 10.7 mi