East Fork Vermillion River above Montrose
McCook County, South Dakota
The past week
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What floods at each level
- 1534 ft
The Clark Street bridge in Montrose is overtopped. Several structures near the gauge are in danger of flooding.
- 1533 ft
248th Street begins to flood, and the bridge on 252nd Street is overtopped.
- 1531.5 ft
Water reaches the bottom of the Clark Street bridge in Montrose, and parts of Clark Street begin to flood.
- 1531 ft
Water overtops the culvert on 248th Street. Water reaches the bottom of the bridge on 252nd Street, and portions of 252nd Street begin to flood east of the bridge. South 1st Avenue in Montrose will also begin to flood.
- 1530 ft
Major agricultural flooding begins throughout this reach of the river. The culvert on 245th Street is overtopped flooding the road, and water reaches the top of the culvert opening on 248th Street. Flooding also begins to affect the campground near the Clark Street bridge in Montrose.
- 1529.5 ft
Water begins to surround some outbuildings south of 248th.
- 1529 ft
Water reaches the streamgage sensor and may result in a loss of data.
- 1527 ft
Minor agricultural flooding begins throughout this reach of the river. Water reaches the top of the culvert opening on 245th Street, and water overtops the culvert on 244th Street flooding the road.
- 1526 ft
Water reaches the top of the culvert opening on 244th Street.
- 1525 ft
Minor lowland flooding begins.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jun 20, 2024 | 1527.16 ft | — |
| Apr 7, 2023 | 1523.94 ft | — |
| Jul 15, 2025 | 1522.47 ft | — |
More on East Fork Vermillion River
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