Poplar River at international boundary

MONTANA48.9903°N, -105.6969°W Updated 8 hr ago

FLOW RATE

6cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

6cfs 1.8% vs avg

Optimal band: 3–5 cfs

PERIOD HIGH

16cfs

PERIOD LOW

2cfs

RUNNABLE

61%

last 30 day in band

Precipitation History

Your History · Poplar River at international boundary

Track your history

Sign in to track your sessions at Poplar River at international boundary — best days, monthly trends, and time on the water.

48.9903, -105.6969

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC

Site #06178000·USGS

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