Big Lost River at Howell Ranch, near Chilly, ID (above reservoir)

IDAHO43.9983°N, -114.0211°W Updated 12 hr ago

FLOW RATE

327cfs

GAUGE HT

1.69ft

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

327cfs 1.5% vs avg

Optimal band: 82–112 cfs

PERIOD HIGH

1,388cfs

PERIOD LOW

52cfs

RUNNABLE

44%

last 1 year in band

Gauge Height

1.69ft

Precipitation History

Your History · Big Lost River at Howell Ranch, near Chilly, ID (above reservoir)

Track your history

Sign in to track your sessions at Big Lost River at Howell Ranch, near Chilly, ID (above reservoir) — best days, monthly trends, and time on the water.

Station Location

43.9983, -114.0211

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #13120500·USGS

Create a free account to save favorites, set flow alerts, and track conditions