RIVER REPORT
Lake Creek | Below Twin Lakes
Lake Creek, flowing below Twin Lakes, is a scenic mountain stream nestled in the heart of Colorado’s high country. Fed by the outflow from Twin Lakes Reservoir, the creek offers diverse water conditions ranging from slow-moving pools to swift riffles, making it a prime destination for fly anglers. With its clear, cold waters, Lake Creek is home to a healthy population of trout, including brown, rainbow, and cutthroat, thriving on the abundant insect life supported by the region’s pristine environment. The surrounding alpine landscape provides a stunning backdrop, enhancing the tranquil yet dynamic nature of this mountain waterway.
CONDITIONS
Weather & Flow Data Reported From OpenWeather and USGS
Recent Reports
Lake Creek Below Twin Lakes – April Fly Fishing Report: As of early April, Lake Creek below Twin Lakes Reservoir in Colorado is exhibiting favorable fishing conditions. This tailwater fishery benefits from consistent, cold flows, creating an ideal habitat for trout. Anglers can anticipate hatches of midges and Blue-Winged Olives (BWOs) during warmer midday periods, providing opportunities for both nymphing and dry fly fishing. Effective nymph patterns include Pheasant Tails, Copper Johns, and RS2s in sizes 16–20. For dry fly enthusiasts, BWOs and midge patterns in sizes 18–22 can be productive during active hatches. Additionally, streamer fishing with patterns like Woolly Buggers and Sculpzillas can yield positive results, especially during overcast conditions. Given the river’s clear water, employing light tippets (5x to 6x) and a stealthy approach is advisable. Focusing efforts during the warmest parts of the day, typically late morning to early afternoon, can enhance success rates. Overall, Lake Creek below Twin Lakes offers promising opportunities for anglers this April.
Water Flow Data
5 Day Outlook
BUGS
Lake Creek’s insect life provides a smorgasbord for hungry trout. AvidMax recommends these key fly patterns:
THE FISHERY
Lake Creek below Twin Lakes provides anglers with a dynamic tailwater fishery, featuring steady flows and cold waters that offer excellent trout fishing opportunities amidst the stunning alpine scenery of Colorado’s high country.
Fish Species
Lake Creek below Twin Lakes is home to populations of brown and rainbow trout, with browns being the dominant species. While most trout in this section typically range from 10-16 inches, larger fish are occasionally present, especially during the fall when brown trout are more active as they prepare to spawn.
Unique Fishing Conditions
As a tailwater fishery, Lake Creek benefits from cold, consistent flows, creating good year-round fishing opportunities. The creek features fast riffles, deep pools, and runs, offering diverse fishing conditions. Spring and summer bring hatches of caddis, blue-winged olives, and stoneflies, making for excellent dry fly fishing. Nymphing with stonefly, midge, and mayfly patterns (sizes 16-20) is productive throughout the year, especially in deeper pools and along seams. Streamers are effective in the fall when targeting larger browns.
Access and Regulations
Access to Lake Creek below Twin Lakes is relatively easy, with several access points along Highway 82 as the creek flows toward the Arkansas River. While there are no special regulations for this section, anglers are encouraged to practice catch-and-release to maintain the fishery. Water levels can fluctuate depending on releases from Twin Lakes, so it’s important to check flows before fishing, particularly during spring runoff or after heavy rainfall.
TACTICS
AvidMax encourages anglers to explore their full repertoire on Lake Creek:
Nymphing
Nymphing allows anglers to target trout feeding below the surface, with or without an indicator, making it an effective technique for covering deep runs and slow pools where fish are actively feeding on subsurface insects.
Dry Fly Fishing
Fishing with dry flies provides the ultimate surface experience, imitating adult insects and offering exciting visual strikes, particularly during hatches when trout are feeding on the water’s surface.
Streamer Fishing
Using streamers mimics baitfish and other larger prey, offering an aggressive approach that can entice bigger, predatory trout, especially when fishing deeper water or fast-moving currents.

SEASONS
Each season on Lake Creek brings unique joys and challenges for AvidMax anglers:
Spring
Spring runoff can cause higher flows, but nymphing with larger patterns like stoneflies and San Juan worms is effective in slower pockets and along the banks. Focus on eddies and deep pools where trout seek refuge from strong currents.
Summer
Summer provides great dry fly action with hatches of caddis, PMDs, and terrestrials like hoppers. Early mornings and evenings offer the best opportunities to fish dries in the faster runs and riffles.
Fall
Fall is an excellent time for streamer fishing, especially for brown trout as they prepare to spawn. Focus on deeper pools and structure where aggressive trout hold in cooler water.
Winter
Winter fishing is slower, but small midge and baetis nymphs can be productive in deeper, slower-moving water. Fish during the warmest part of the day when trout are more likely to be feeding.

REMEMBER
Lake Creek below Twin Lakes is a beautiful tailwater fishery offering anglers clear, cold waters and a healthy trout population. However, its fluctuating water levels and high-altitude setting require extra preparation and care to ensure a safe and successful day on the water.
Water Conditions
Flows in Lake Creek are controlled by releases from Twin Lakes, which can vary significantly. Check the current flow rates before heading out, as high releases can make wading difficult and impact fishing success.
Regulations
Certain stretches of Lake Creek may have special regulations, such as catch-and-release or artificial flies and lures-only restrictions. Be sure to review and follow these rules to help protect the fishery.
Safety
The creek’s rocky bottom and fast currents, especially after water releases, can make wading tricky. Wear proper wading boots with good traction and be cautious when navigating deep or fast-moving sections, especially in colder conditions typical of high-altitude areas.

COMMENTS
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