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Local Info
Critical Stages
3.8' - Action4.3' - FloodModerate FloodMajor Flood
Big Lost River - Gauge MAKI1
Mackay Reservoir, ID
Lat: 43.94N, Lon: 113.65W
 
Latest Observation
Updated: 11:45 AM MDT 10/12/25
Stage:1.93 ft
Flow:0.187 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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