Poplar River at international boundary

Daniels County, Montana · USGS gauge 06178000 · NWS PPRM8 · Poplar River flood status · Montana river levels

Is Poplar River at international boundary flooding right now?

Poplar River at international boundary measured 2.55 ft on 2026-09-11 01:15:00 UTC. That observation was 3.5 ft below its 6 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height

2.55 ft

as of 87 min ago

Streamflow

11 cfs

data refreshed 9 min ago

Minor flooding here begins at 6 ft. The highest crest on record was 10.45 ft on Tue, Apr 6, 1954.

Streamflow outlook

NOAA National Water Model forecast, issued 15 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

Category	Stage	Current distance
Action	5 ft	2.5 ft below
Minor flood	6 ft	3.5 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

Stage	Date
10.45 ft	1954-04-06
9.38 ft	1975-04-23
9.17 ft	1963-06-21
8.96 ft	2017-03-17
8.78 ft	1939-03-21

Nearby gauges

Gauge	Distance	County
Poplar River above W Fork Poplar River, near Bredette, MT	32.0 mi	Daniels County
Rock Creek below Horse Creek near int'l boundary	51.8 mi	Valley County
Marron Creek Tributary near Plentywood MT	57.6 mi	Sheridan County
Big Muddy Creek near Antelope MT	57.9 mi	Sheridan County
Missouri River near Wolf Point MT	64.1 mi	McCone County

Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast