Dead Run near McLean
Flood levels
Official flood levels at this gauge: action stage begins at 8.0 ft; minor flooding begins at 9.0 ft; moderate flooding begins at 10.0 ft; major flooding begins at 11.0 ft.
| Action stage | 8.0 ft |
|---|---|
| Minor flooding | 9.0 ft |
| Moderate flooding | 10.0 ft |
| Major flooding | 11.0 ft |
Highest recorded crests
- 10.5 ft on Dec 25, 2022 (historic crest)
- 8.2 ft on Jul 8, 2019 (historic crest)
- 7.4 ft on Aug 18, 2010 (historic crest)
- 7.2 ft on Sep 1, 2021 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 9.0 ft | Water approaches yards near the stream. |
|---|---|
| 10.0 ft | Numerous side streets and footbridges are flooded near Dead Run. Water approaches Georgetown Pike. |
| 11.0 ft | Significant flooding is occurring, with numerous roads flooded. |
Forecast office: NWS Sterling · River Forecast Center: Middle Atlantic River Forecast Center.
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