Cow Castle Creek near Bowman
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 10.0 ft; major flooding begins at 23.0 ft.
| Action stage | 7.0 ft |
|---|---|
| Minor flooding | 8.0 ft |
| Moderate flooding | 10.0 ft |
| Major flooding | 23.0 ft |
Highest recorded crests
- 7.5 ft on Aug 31, 2023 (historic crest)
- 7.4 ft on Sep 12, 1979 (historic crest)
- 7.1 ft on Mar 16, 2003 (historic crest)
- 6.8 ft on Jun 12, 1973 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 5.0 ft | Water reaches bankfull. |
|---|---|
| 8.0 ft | Flood stage, water begins to overflow bridge near the gage. |
| 10.0 ft | 2 feet of water flows over the bridge. |
| 12.0 ft | Water flows into the gaging equipment and begins destroying the gaging equipment. |
| 23.0 ft | No measurements will be available at this level, with the gauge being destroyed between 12 and 13 feet, but houses northeast of the gage site will be flooded. |
Forecast office: NWS West Columbia · River Forecast Center: Southeast River Forecast Center.
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