La Jara Reservoir
Conejos County, Colorado721 acresView mapDirections
No nutrient or algae sampling on record from Colorado WQCD for this lake.
- Impaired · Oxygen depletion (low DO)
- Public access
La Jara Reservoir in Conejos County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 721 acres.
La Jara Reservoir is a 721-acre lake in Conejos County, Colorado. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, CDPHE. Methodology: how these readings are compared.
What La Jara Reservoir is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. La Jara Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.
Whether La Jara 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 La Jara Reservoir
These are the measurements Colorado WQCD publishes for La Jara 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 La Jara Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
721 acres
Shoreline
10 mi
Public access
Yes
Listed by Colorado WQCD
No bathymetric survey has been published for La Jara Reservoir, so its depth is not documented here.
Recreation & Access
- Trujillo Meadows State Wildlife AreaPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near La Jara Reservoir
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Fishing La Jara Reservoir
EPA Impairment Status
La Jara 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: Aquatic life.
Source: EPA ATTAINS assessment unit CORGAL25_B · Official waterbody report
Nearby Lakes in Conejos County
Frequently asked questions about La Jara Reservoir
Where is La Jara Reservoir?
- La Jara Reservoir is a lake in Conejos County, Colorado. Its water-quality measurements are published by Colorado WQCD and shown on this page as reported.
What is the water quality of La Jara Reservoir?
- La Jara Reservoir in Conejos County, Colorado has water-quality measurements published by Colorado WQCD, shown here as reported. Surface area: 721 acres.
Is La Jara Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. La Jara Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.
Are there boat ramps on La Jara Reservoir?
- La Jara Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Trujillo Meadows State Wildlife Area. Public access is listed as yes.
Can I fish at La Jara Reservoir?
- La Jara Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Colorado's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
Measurements for La Jara 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
Named boat-access points from the USGS National Boat Ramps inventory