Koleski Reservoir Number 1 Fishing in Adams County, Colorado

• Overview

  Koleski Reservoir Number 1 lies within the bounds of Adams County, Colorado. The water sits 5,292 feet up. A pocket of water where every cast reaches cover. It is a small entry by Adams County standards. Northglenn sits 2.5 miles from here and is the nearest stop. The big place round here is Thornton, 3.7 miles distant. It sits near the edge of the county, so check which rules apply.

• Where to Fish on Koleski Reservoir Number 1

  Nothing we hold settles how deep this runs. On a natural lake the weed line and the shelf beyond it do the work. Read the surface for the wind lane, then fish the edge of it. Open biodiversity records for Adams County list common carp, white sucker, bluegill and green sunfish. The county list is broader than any single water. At this water the first feature you find is worth twenty minutes.

• Seasonal Patterns

  Between January at about 30°F and July at about 73°F, the water has a wide range to work through. Fishing continues through most of the calendar, with quiet spells rather than closures. Cover comes and goes, so treat it with suspicion rather than trust. June to September is hot work, so the first and last hours are what count. On this water the same rules apply, with local timing.

• Tackle & Baits

  Our records carry no access rule either way. Records show it does not hold water year-round. The nearest car park is 160 yards from the water. Toilets show in mapping about half a mile away. Part of this sits inside or beside Tanglewood Creek Open Space, so read the notices. Look for a notice board at the entrance. Some stretches are reserved and marked as such on the ground. For a change of water, Webster Lake is 0.9 miles distant. The position on this water is worth confirming on the day.