Colorado Fishing

Big Alkali Lake

Nestled in the west of Colorado, Big Alkali Lake offers anglers productive Lake fishing for Rainbow Trout. Big Alkali Lake is located near western Colorado at coordinates 38.75, -106.93. The productive lake provides stable water levels and diverse habitat for Rainbow Trout, Largemouth Bass, Kokanee Salmon. Local anglers frequently report success with Rainbow Trout, Largemouth Bass, Kokanee Salmon at Big Alkali Lake.

Lake Colorado 38.7500, -106.9300
Updated 2026-04-29

Location

View on Google Maps 38.7500, -106.9300

Fishing Tips

  • Focus on bridge pilings during early morning when Rainbow Trout are active.
  • Focus on rock humps during sunset hours when Rainbow Trout are active.
  • Focus on shoreline drop-offs during dusk when Rainbow Trout are active.

Fishing Techniques for Big Alkali Lake

Medium-action spinning gear paired with 8-12 lb test line covers most situations at this lake. Soft plastics, crankbaits, and live bait rigs all produce consistent results depending on conditions. For Rainbow Trout, try matching the local forage — shad, bluegill, or crawfish patterns work well here.

What to Expect at Big Alkali Lake

Fishing pressure is moderate year-round, peaking on weekends and holidays from spring through fall. Weekday trips typically mean fewer crowds and better fishing. The ecosystem here supports healthy populations of Rainbow Trout and Largemouth Bass, with good catch rates for prepared anglers.

Regulations

A valid Colorado fishing license is required. Check Colorado Parks and Wildlife for current regulations.

Fishing Tips for Big Alkali Lake

Frequently Asked Questions

post-spawn offers excellent Rainbow Trout fishing. Water conditions peak during this period.

Success depends on technique, season, and conditions. Local fishing reports provide updates.

Check with Colorado Parks and Wildlife for stocking schedules and seasons at Big Alkali Lake.