Barker Reservoir
Boulder County, Colorado198 acresView mapDirections
No nutrient or algae sampling on record from Colorado WQCD for this lake.
- Impaired · Metals (other than mercury)
Barker Reservoir in Boulder County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 198 acres.
Barker Reservoir is a 198-acre lake in Boulder County, Colorado.
Source: EPA Water Quality Portal sampling records, CDPHE. Methodology: how these readings are compared.
What Barker Reservoir is good for
From access and monitoring records, not editorial picks.
- Camping1 public campground nearby
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Barker Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury). Check local advisories before you swim.
Whether Barker Reservoir is safe to swim in today is a call for the Water Quality Control Division of the Colorado Department of Public Health and Environment and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Barker Reservoir
These are the measurements Colorado WQCD publishes for Barker Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Barker Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
198 acres
Shoreline
3.5 mi
No bathymetric survey has been published for Barker Reservoir, so its depth is not documented here.
Recreation & Access
Public campgrounds near Barker Reservoir
- Kelly Dahl3.6 kmReserve
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Barker Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Barker Reservoir in Boulder County, Colorado — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Barker Reservoir
Prices for Oct 9–11, 4 adults. Change dates on the map below.
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Fishing Barker Reservoir
EPA Impairment Status
Barker Reservoir is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Drinking water.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit COSPBO14_B · Official waterbody report
Nearby Lakes in Boulder County
Frequently asked questions about Barker Reservoir
Where is Barker Reservoir?
- Barker Reservoir is a lake in Boulder County, Colorado. Its water-quality measurements are published by Colorado WQCD and shown on this page as reported.
What is the water quality of Barker Reservoir?
- Barker Reservoir in Boulder County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 198 acres.
Is Barker Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Barker Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury). Check local advisories before you swim.
Are there campgrounds on Barker Reservoir?
- Barker Reservoir has 1 public campground from USGS The National Map within 5 km, including Kelly Dahl. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Barker Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Public campgrounds from USGS The National Map Structures, within about 3 miles