RIVER GAUGE
Yankee Hill Reservoir
Lancaster County, Nebraska
Water level1236.83 ft
Flow—
Last readingSep 16, 2026, 4:15 PM UTC (last recorded)
Action1246.23 ft
Minor flood1249.65 ft
Major flood1265.5 ft
The past week
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What floods at each level
- 1270.2 ft
This value represents the height of the dam.
- 1267.8 ft
This level represents the maximum surcharge elevation at this reservoir.
- 1265.5 ft
This level represents when water begins to flow over the spillway.
- 1249.65 ft
This level represents when 20-percent of the flood storage is being used.
- 1246.23 ft
This level represents when 5-percent of the flood storage is being used.
- 1244.9 ft
This level represents the beginning of the exclusive flood control pool.
- 1241.9 ft
This level represents the beginning of the conservation pool.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| May 6, 2015 | 1253.7 ft | -9,999 cfs |
| Oct 10, 1973 | 1252.3 ft | -9,999 cfs |
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