Fly fishing · CO · Silverthorne / Dillon · Gold Medal Tailwater

Blue River: hatch chart + live conditions

Gold Medal tailwater below Dillon Reservoir in Silverthorne. Heavily fished but holds large fish. Midge and BWO dominant in winter/spring; PMD and caddis in summer. Artificial-only in Gold Medal section.

Current conditions: Checking USGS… USGS site 09058000

Top 3 dry flies for July

1
Elk Hair Caddis fly pattern
Size 12-16 · dry
Matches active hatch: caddis.
2
Stimulator fly pattern
Size 10-14 · dry
Matches active hatch: caddis.
3
Trico Spinner fly pattern
Size 20-24 · dry
Matches active hatch: trico.

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12-month hatch chart

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Frequently asked

What are the best months to fish the Blue River?

Best months: April, May, June, July, August, September, October.

What flies hatch on the Blue River in July?

Active hatches this month: pale morning dun, caddis, trico, terrestrial.

What species are in the Blue River?

Primary: rainbow trout, brown trout. Gold Medal tailwater below Dillon Reservoir in Silverthorne. Heavily fished but holds large fish. Midge and BWO dominant in winter/spring; PMD and caddis in summer. Artificial-only in Gold Medal section.

Are there special fishing regulations on the Blue River?

No special-regulation section is listed here, so standard Colorado trout regulations apply. Check CO CPW before fishing.

How do I check live water conditions on the Blue River?

The live USGS reading is shown at the top of this page (site 09058000). It refreshes hourly.

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