Lagerman Reservoir trout stocking
Boulder County, Colorado · lake · 5,095 ft elevation
Lagerman Reservoir was last stocked 4 months ago (Jun 5 to 11, 2026). We have 1 stocking on record since Jun 5, 2026, 1 in the last 12 months.
- Number 17 of 17 stocked waters in Boulder County by stocking days.
- Stocked less often than most Colorado waters on our record.
River conditions
Nearest USGS gage: LEFT HAND CREEK AT HOVER ROAD NEAR LONGMONT, CO (5 km away, on a different stream or lake).
- Flow
- 1 cfs
- about normal for the last six weeks
- Gage height
- 5.33 ft
Latest reading Sep 29, 2026, 12:10 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Lagerman Reservoir
- Tonight54°FChance Rain Showers49% rain · wind 5 mph
- Tuesday67°FChance Rain Showers31% rain · wind 2 to 6 mph
- Tuesday Night52°FChance Rain Showers50% rain · wind 2 to 6 mph
- Wednesday66°FRain Showers Likely57% rain · wind 3 to 9 mph
- Wednesday Night49°FChance Rain Showers50% rain · wind 8 mph
- Thursday66°FChance Rain Showers then Mostly Sunny40% rain · wind 6 mph
Forecast from the National Weather Service for this location, refreshed hourly.
Stocking history
20261 stocking
| Date | Species |
|---|---|
Week of Jun 5Latest Jun 5 to Jun 11 | 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 Lagerman Reservoir?
Boulder County, Colorado. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Lagerman Reservoir
- Izaak Walton Longmont Pondpond · 4 mistocked Oct 3, 2025
- McCall Lakelake · 5 mistocked Jun 5, 2026
- KOA Lake - Boulderlake · 7 mistocked Apr 3, 2026
- Wonderland Lakelake · 8 mistocked Apr 21, 2020
- Union Reservoirlake · 9 mistocked Jun 5, 2026
- Erie Lakelake · 9 mistocked Oct 4, 2024
- Thomas Reservoirlake · 9 mistocked May 22, 2026
- Thunderbird Lakelake · 10 mistocked Nov 10, 2017
All stocked waters in Boulder CountyStocked this week in Colorado
Questions about Lagerman Reservoir
- When was Lagerman Reservoir last stocked?
- The latest reported stocking was Jun 5 to 11, 2026, according to Colorado agency reports.
- How often is Lagerman Reservoir stocked?
- It was stocked 1 times in the last 12 months.
- Is Lagerman Reservoir stocked often?
- Number 17 of 17 stocked waters in Boulder 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.