USGS 13120000 NF BIG LOST RIVER AT WILD HORSE NR CHILLY ID

PROVISIONAL DATA SUBJECT TO REVISION

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NF Big Lost River at Wildhorse near Chilly, ID - USGS file photo

> Rating Information


Station operated with funding provided by the U.S. Geological Survey Groundwater and Streamflow Information Program (GWSIP).

This station managed by the Idaho Falls Field Office.

Available Parameters Available Period
  
1987-08-14  2026-07-20
2025-04-01  2026-07-20







 (7)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 89.8 07-20-2026   08:15 MDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jul 20 based on 81 water years of record more
Min
(2021)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Jul 20		 Median Mean 75th
percen-
tile		 Max
(1995)
31.9 77 89.8 131 142 189 436

Gage height, feet
Most recent instantaneous value: 2.27 07-20-2026   08:15 MDT
Graph of Gage height, feet

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