Great Western Reservoir Fishing Guide, Jefferson County, Colorado

• Overview

  Great Western Reservoir lies within the bounds of Jefferson County, Colorado. The land about it is farm and woodlot. Around 142 acres of surface means several distinct areas to work. The full circuit measures close to 1.5 miles on foot. On our Jefferson County list it sits near the top for size. Broomfield is the closest place, 3.9 miles off. Arvada is the closest city, 7.5 miles away. It sits near the edge of the county, so check which rules apply.

• Where to Fish on Great Western Reservoir

  Depth is not on record here, which means reading the ground instead. The old creek line under the surface is the feature worth finding. The arms fish better than the open middle whenever the water is up. Survey and observation records for Jefferson County include rainbow trout, brown trout and common carp. County data is a starting point rather than a guarantee. The near bank of Great Western Reservoir is often the one people ignore.

• Seasonal Patterns

  On the long-term average, July reads 72°F and January reads 31°F. Ice comes and goes from one year to the next. Hard water here is never dependable, so check for yourself before stepping out. April and May are the settled weeks, with October close behind. On Great Western Reservoir that shapes the whole year.

• Tackle & Baits

  Nothing on record says whether the bank is open or closed. The nearest mapped parking is half a mile away, so the last stretch is on foot. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Season dates differ by species, so read the table. Barbless rules turn up on managed water more often than not. The nearest alternative is Mower Reservoir, 1.2 miles out. Nothing here settles the position at Great Western Reservoir for certain.