Great Western Reservoir
Broomfield County, Colorado142 acresView mapDirections
No nutrient or algae sampling on record from Colorado WQCD for this lake.
Great Western Reservoir in Broomfield County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 142 acres.
Great Western Reservoir is a 142-acre lake in Broomfield County, Colorado.
Source: EPA Water Quality Portal sampling records, CDPHE. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Great Western 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 Great Western Reservoir
These are the measurements Colorado WQCD publishes for Great Western 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 Great Western Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
142 acres
Shoreline
2.6 mi
No bathymetric survey has been published for Great Western Reservoir, so its depth is not documented here.
Stays via Stay22
Stays near Great Western Reservoir
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Frequently asked questions about Great Western Reservoir
Where is Great Western Reservoir?
- Great Western Reservoir is a lake in Broomfield County, Colorado. Its water-quality measurements are published by Colorado WQCD and shown on this page as reported.
What is the water quality of Great Western Reservoir?
- Great Western Reservoir in Broomfield County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 142 acres.
Is Great Western Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Great Western Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.