Gunnison River — Black Canyon

Tailwater · below Gunnison TunnelLive flow only

No score yet

Live gauge data only. This water needs an ideal-flow range and a fly write-up before it can be scored.

● Live flow from USGS · water temp from sample (no temp sensor at this gauge)

190 cfs

Flow

—

Water temp

38.529, -107.649

Location · USGS gauge

Not yet set

Ideal flow · no score without it

Fly-shop reports

No shops connected for this river yet

Hatchwise doesn't yet have a fly shop linked to Gunnison River — Black Canyon, so there was nothing to check — this isn't a shop reporting slow water. Live flow and temperature above are real and current.

Live flow and water temperature come from the USGS gauge. Shop reports appear here once a shop is connected to this water.

Species

Not yet recorded

USGS gauge 09128000

Seasonal hatch report

In season now

Fall — BWOs & Streamers

Cooling water wakes the fish up. Blue-Winged Olives return on grey afternoons, and pre-spawn browns chase streamers hard.

Morning

Dawn – 11am

Hatching

Midges · BWO nymphs · Trico (early fall)

Flies

Pheasant Tail #18, RS-2 #20, Trico spinner #24

Rig

Nymph deep; streamer the banks early for aggressive browns.

Afternoon

NOW

11am – 5pm

Hatching

Blue-Winged Olives · October caddis (freestone)

Flies

BWO dun #20-22, Parachute Adams #20, October Caddis #10

Rig

Overcast = dry BWOs; otherwise swing/strip streamers for browns.

Evening

5pm – dark

Hatching

BWO spinners · Streamer window

Flies

Sculpin/Woolly Bugger #6-8, RS-2 #20

Rig

Strip big flies through frog water at last light for the biggest fish.

Source: Hatchwise Seasonal Guide · updated Jul 5, 12:00 PM MT. General seasonal patterns — verify against a current local shop report before you go.

Sources & last updated

Source	Feeds	Most recent update
USGS 09128000	Gunnison River — Black Canyon	Sep 14, 11:45 AM MT · flow live
Hatchwise Seasonal Guide	Hatch & fly guidance	Jul 5, 12:00 PM MT · editorial
Fly-shop reports	Shop-validated fly recs	No report found — searched

Live flow & water temp come straight from the USGS Instantaneous Values service; timestamps are the gauge's own reading times (Mountain Time).