Jefferson River near Twin Bridges, MT

Jefferson River MT USGS

Jefferson River near Twin Bridges, MT (06026500) is a real-time streamflow monitoring station on the Jefferson River in MT, operated by the U.S. Geological Survey. Riverbot tracks its streamflow and water temperature and publishes a 7-day flow forecast so anglers know when conditions line up. 7 fish species are associated with this station in public fish records.

USGS site number
06026500
Operated by
U.S. Geological Survey
State
MT
Coordinates
45.6133, -112.3294

Live conditions & history

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7-day weather

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Fishing regulations

Central District zone default

Default area rules for fish in the public records above. A grey row means the release has no canonical regulation match for that species.

Central District zone default only. Water-specific, national-park, sanctuary, licence, and in-season exceptions may apply.

Effective Jan 1, 2026 – Sep 14, 2027 · evaluated for 2026-09-10 in America/Denver

Regulations shown are for reference only and may not reflect in-season changes. Always verify current regulations with the Montana Fishing Regulations before fishing.

Fish recorded near this station

Expected in this watershed

Jefferson River near Twin Bridges, MT lies within HUC8 watershed 10020005. USGS coarse native range maps (derived from AGAP, IchthyMaps, NatureServe) indicate 7 fish species are expected to occur in this watershed.

Species include: mountain sucker (Catostomus platyrhynchus), mottled sculpin (Cottus bairdii), golden shiner (Notemigonus crysoleucas), longnose dace (Rhinichthys cataractae), redside shiner (Richardsonius balteatus), and 2 others.

Where these records come from

Evidence
Expected in this watershed
Range maps place these species in this watershed; no local survey has confirmed them at this station.
Records
7 species
from 7 individual records
Observed
No observation dates recorded

Sources

🪰 Hatch Calendar

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A month-by-month hatch calendar for this river — which insects are emerging now, hook sizes, and patterns to fish — collected from fly shops and guides who know it.

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