Powell River near Jonesville
Flood levels
Official flood levels at this gauge: action stage begins at 15.0 ft; minor flooding begins at 18.0 ft; moderate flooding begins at 30.0 ft; major flooding begins at 35.0 ft.
| Action stage | 15.0 ft |
|---|---|
| Minor flooding | 18.0 ft |
| Moderate flooding | 30.0 ft |
| Major flooding | 35.0 ft |
Highest recorded crests
- 44.3 ft on Apr 5, 1977 (historic crest)
- 33.4 ft on Mar 12, 1963 (historic crest)
- 33.0 ft on Jan 18, 1918 (historic crest)
- 32.4 ft on Mar 18, 2002 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 18.0 ft | The river invades several fields and reaches a few farm buildings. |
|---|---|
| 21.0 ft | Low lying sections of Cooney Hollow Road and Route 783 are affected and some private driveways are flooded. The driveway to a dwelling just upstream from Hurricane Bridge Road bridge on the left bank begins to flood. The gravel parking area for the Poteet Ferry Public Access beneath the Hwy 58 bridge begins to flood. |
| 25.0 ft | A few homes are slightly affected and about 100 acres are flooded. The gravel parking lot for the Flanary Bridge Boat Launch Access begins to flood. The residence just upstream from Hurricane Bridge Road bridge on the left bank is at risk of taking water and the driveway is inundated with several feet of water. |
| 30.0 ft | About a half dozen isolated homes along the river are affected and 200 acres around Highway 70 are flooded. |
| 32.0 ft | The river reaches the bottom of the Highway 70 bridge. Structures at a utility station adjacent to the Hwy 58 bridge begin to flood. |
| 33.0 ft | Water reaches the bottom of the Hwy 58 bridge. |
| 34.0 ft | Water reaches the bottom of Hurricane Bridge Road bridge. The residence just upstream may have washed away. |
| 35.0 ft | Between twelve and fifteen homes dotting several miles of the river are affected, and around 300 acres are flooded. |
| 38.0 ft | The river reaches the pavement on top of the Highway 70 bridge and the Hurricane Bridge. |
| 40.0 ft | This is two feet over the road on the Highway 70 bridge. About 30 homes are affected with over 400 acres flooded. |
| 44.3 ft | The river is six feet higher than the Highway 70 bridge. More than 40 homes are flooded and over 500 acres are inundated. Water reaches the bottom of the Flanary Bridge. |
Forecast office: NWS Morristown · River Forecast Center: Lower Mississippi River Forecast Center.
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