Silver Lake
Boulder County, Colorado105 acresView mapDirections
No nutrient or algae sampling on record from Colorado WQCD for this lake.
- Impaired · Metals (other than mercury)
Silver Lake in Boulder County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 105 acres.
Silver Lake is a 105-acre lake in Boulder County, Colorado.
Source: EPA Water Quality Portal sampling records, CDPHE. Methodology: how these readings are compared.
What Silver Lake 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. Silver Lake is listed impaired under Clean Water Act §303(d) (IR 5) for metals (other than mercury). Check local advisories before you swim.
Whether Silver Lake 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 Silver Lake
These are the measurements Colorado WQCD publishes for Silver Lake, 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 Silver Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
105 acres
Shoreline
2 mi
No bathymetric survey has been published for Silver Lake, so its depth is not documented here.
Recreation & Access
Public campgrounds near Silver Lake
- Rainbow Lakes2.4 km
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 Silver Lake
Compare lakeside cabins, hotels, and vacation rentals near Silver Lake 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 Silver Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Fishing Silver Lake
EPA Impairment Status
Silver Lake 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, Aquatic life.
Source: EPA ATTAINS assessment unit COSPBO14_D · Official waterbody report
Nearby Lakes in Boulder County
Frequently asked questions about Silver Lake
Where is Silver Lake?
- Silver Lake 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 Silver Lake?
- Silver Lake in Boulder County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 105 acres.
Is Silver Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Silver Lake 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 Silver Lake?
- Silver Lake has 1 public campground from USGS The National Map within 5 km, including Rainbow Lakes. 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 Silver Lake 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