Four Mile Run at Alexandria
Flood levels
Official flood levels at this gauge: action stage begins at 6.0 ft; minor flooding begins at 12.0 ft; moderate flooding begins at 15.0 ft; major flooding begins at 18.0 ft.
| Action stage | 6.0 ft |
|---|---|
| Minor flooding | 12.0 ft |
| Moderate flooding | 15.0 ft |
| Major flooding | 18.0 ft |
Highest recorded crests
- 20.2 ft on Jun 25, 2006 (historic crest)
- 15.3 ft on Jul 8, 2019 (historic crest)
- 13.1 ft on Sep 26, 1975 (historic crest)
- 12.9 ft on Jul 7, 2020 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 6.0 ft | Flooding of low portions of the Four Mile Run Trail begins. |
|---|---|
| 12.0 ft | Water begins to flood the north bank, into grassy areas and parking lots. |
| 15.0 ft | Water approaches Arlington Mill Road on the south side of the stream. On the north side, water is approaching structures. |
| 18.0 ft | Significant flooding is occurring with structures and roads impacted on both sides. |
Forecast office: NWS Sterling · River Forecast Center: Middle Atlantic River Forecast Center.
Four Mile Run at Alexandria in your pocket
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Nearby stations and gauges
- Four Mile Run above Highway 1 at Alexandria NWS gauge · 1.8 mi
- Holmes Run at Alexandria / Fairfax Border NWS gauge · 2.8 mi
- Holmes Run at Van Dorn Street NWS gauge · 2.8 mi
- Cameron Run at Alexandria NWS gauge · 2.9 mi
- Cameron Run at Eisenhower Avenue in Alexandria NWS gauge · 2.9 mi
- Cameron Run at Huntington - Metro Bridge NWS gauge · 3.2 mi