Johnston Reservoir trout stocking
Jefferson County, Colorado · lake · 5,526 ft elevation
Johnston Reservoir was last stocked 30 months ago (Mar 29, 2024 to Apr 4, 2024). We have 3 stockings on record since Mar 23, 2021. Most stockings come in March.
- Number 11 of 14 stocked waters in Jefferson County by stocking days.
- Stocked less often than most Colorado waters on our record.
River conditions
Nearest USGS gage: DUTCH CR AT PLATTE CANYON DRIVE NEAR LITTLETON, CO (4 km away, on a different stream or lake).
- Flow
- 2 cfs
- about normal for the last six weeks
- Gage height
- 8.58 ft
Latest reading Sep 29, 2026, 12:50 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Johnston Reservoir
- Tonight54°FChance Rain Showers49% rain · wind 1 to 5 mph
- Tuesday67°FChance Rain Showers36% rain · wind 2 to 7 mph
- Tuesday Night53°FShowers And Thunderstorms Likely74% rain · wind 6 mph
- Wednesday64°FRain Showers77% rain · wind 6 to 10 mph
- Wednesday Night50°FShowers And Thunderstorms Likely62% rain · wind 9 mph
- Thursday65°FChance Rain Showers then Partly Sunny48% rain · wind 5 to 9 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Johnston Reservoir stocked?
Most stockings come in March.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | 1 | |||||||||||
| 2021 | 1 | 1 |
Stocking history
20241 stocking
| Date | Species | Since previous |
|---|---|---|
Week of Mar 29Latest Mar 29 to Apr 4 | Trout | 1075 days |
20212 stockings
| Date | Species | Since previous |
|---|---|---|
Week of Apr 19 Apr 19 to Apr 25 | Trout | 27 days |
Week of Mar 23 Mar 23 to Mar 29 | Trout |
From Colorado fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Colorado fishing regulations.
Where is Johnston Reservoir?
Jefferson County, Colorado. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Johnston Reservoir
- Hine Lakelake · 3 mistocked Mar 20, 2026
- Eaglewatch Lakelake · 3 mistocked Apr 10, 2026
- Blackrock Lakelake · 4 mistocked Apr 10, 2026
- Ridgeview Park Pondpond · 4 mistocked Jun 16, 2023
- Centennial Park Lakelake · 4 mistocked May 1, 2026
- Bear Creek Lakelake · 4 mistocked Mar 6, 2026
- Bear Creek Reservoirlake · 4 mistocked May 29, 2026
- Smith Lakelake · 6 mistocked May 1, 2026
All stocked waters in Jefferson CountyStocked this week in Colorado
Questions about Johnston Reservoir
- When was Johnston Reservoir last stocked?
- The latest reported stocking was Mar 29, 2024 to Apr 4, 2024, according to Colorado agency reports.
- How often is Johnston Reservoir stocked?
- Across all years on record, most stockings come in March.
- Is Johnston Reservoir stocked often?
- Number 11 of 14 stocked waters in Jefferson County by stocking days. Stocked less often than most Colorado waters on our record. We count each day the agency reported stocking it.
Stocking report from Colorado Parks and Wildlife, which lists the waters stocked with catchable trout (about 10 inches) in the week before each report. Locations from the Colorado Fishing Atlas.