Current Conditions

Flow Rate
12 cfs
Trend Trend
🔴Dropping Fast - ≤ -30%
🟠Dropping - -10% to -30%
🔘Stable - -10% to +10%
🔵Rising - +10% to +30%
🔴Rising Fast - > +30%
-8%

Flow data from USGS, USBR , and Colorado DWR .

Hatch Guide for South Platte River - Middle Fork

Gear Recommendations

ROD 5wt
LEADER 9ft , 4X-5X taper
TIPPET 4X-6X
INDICATOR Thingamabobber or foam
RIG Indicator nymph (2-fly)
Fish: 10-14 inches avg

⚠️ REGULATIONS

  • Artificial flies & lures only

From the Colo. 9 bridge (4.9 miles north of Garo) downstream to the confluence with the South Fork of the South Platte: Artificial flies and lures only. Trout 12–20 inches long must be returned to the water immediately. Bag and possession limit for trout is 2. Only one may be longer than 20 inches.

View official Colorado regulations →

*Verify current regulations before fishing. Rules may change.

Map South Platte River - Middle Fork

Nearby Rivers to Fly Fishing South Platte River – Middle Fork

Fish Species

Fly Fishing South Platte River - Middle Fork

Overview

The Middle Fork South Platte winds through South Park meadow toward its meeting with the South Fork. Willow banks, long glides and deeper bend pools shape this freestone-style river. Open grassland and sage flats give the Tomahawk area a setting distinct from the reservoir tailwaters downstream.

Meadow Pools and Bank Cover

Brown trout are an important part of this water, with other trout also present. Work the bank grass and cut-bank seams before reaching toward the center of a pool. A quiet approach matters where clear water and open ground leave the angler exposed.

Snowmelt and upstream water use change the channel’s depth and clarity. Different parts of the section can carry different current, so study the selected run at the water. Choose a position from local depth, footing and bank conditions.

Wind and Terrestrial Presentations

South Park wind affects both casting and the insects delivered to the river. A practical leader and a controlled cast help place a hopper beside a grassy margin. Ants, beetles, caddis and attractor dries broaden the searching options.

Olive and midge imitations suit smaller feeding lanes. For deeper bends, adjust nymph weight or work a streamer at a controlled depth. Let the fish’s response and the run’s structure guide changes in presentation.

The river’s meadow character rewards a slower pace: look for the change in depth at a bend, the sheltered seam beside a willow and the tailout where a dry can drift freely.