Updated October 15, 2026
    Access point

    DePuy Spring Creek Main Accesson DePuy Spring Creek

    The main parking and check-in area for this private spring creek (requires reservation).

    River flow last 30 days

    08001,600Sep 16Sep 22Sep 271,694 cfs
    Flow now
    1,680cfs
    Below the typical range (1,710–1,770 cfs)
    Last 7 days
    Steady
    1,694 to 1,828 cfs
    Weather now
    71°F
    Clear Sky, wind 14 mph SW
    Bite report · week of Oct 4

    DePuy Spring Creek maintains stable water temperatures

    1. 01DePuy Spring Creek maintains stable water temperatures, providing consistent fall fishing for Grayling.
    2. 02October Caddis are actively hatching, offering significant dry fly opportunities.
    3. 03Blue-Winged Olive (BWO) and Mahogany Dun hatches are strong, especially on overcast days.
    4. 04Midges and scuds remain year-round subsurface staples for feeding fish.
    5. 05Egg patterns are effective due to fall spawning activity.

    What to tie on at DePuy Spring Creek Main Access

    Picked from recent reports for this stretch.

    Montana season by season

    What changes on the water through the year, with the flies for each season.

    Fly shops nearby

    Local flies, current advice and guided trips.

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