Where is Tahoekeyslagoons.Lucernect.F Lake?

Tahoekeyslagoons.Lucernect.F Lake is a lake in El Dorado County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.

Are there boat ramps on Tahoekeyslagoons.Lucernect.F Lake?

Tahoekeyslagoons.Lucernect.F Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Tahoe Keys Marina. Public access is listed as yes.

Can I fish at Tahoekeyslagoons.Lucernect.F Lake?

Tahoekeyslagoons.Lucernect.F Lake 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 California's fish and wildlife agency, so check its current regulations before you go.

Tahoekeyslagoons.Lucernect.F Lake

El Dorado County, California267 acresView map Directions

SWRCB publishes the water-quality measurements for Tahoekeyslagoons.Lucernect.F Lake. Here is what has been measured.

Phosphorus

154 µg/L

More phosphorus than most

Measured by SWRCB

Chlorophyll-a

0.2 µg/L

Less algae than most

Measured by SWRCB

Area

267 acres

Surface area

Type

Oligotrophic

Trophic class

Oligotrophic
Impaired · pH / acidity
Public access
Limited data

See the measurements Directions Where to stay

Tahoekeyslagoons.Lucernect.F Lake in El Dorado County, California has water-quality measurements published by SWRCB, shown here as reported. Phosphorus: 154 µg/L. Chlorophyll-a (algae): 0.2 µg/L. Surface area: 267 acres.

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Tahoekeyslagoons.Lucernect.F Lake is a 267-acre cold, clear oligotrophic lake in El Dorado County, California. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2020-10-13. Methodology: how these readings are compared.

What Tahoekeyslagoons.Lucernect.F Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

Readings only

Limited data

Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Nutrient and algae readings are not a swimming clearance. Tahoekeyslagoons.Lucernect.F Lake is listed impaired under Clean Water Act §303(d) (IR 5) for pH / acidity. Check local advisories before you swim.

Whether Tahoekeyslagoons.Lucernect.F Lake is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Get alerts for Tahoekeyslagoons.Lucernect.F Lake →

Water quality measurements for Tahoekeyslagoons.Lucernect.F Lake

These are the measurements SWRCB publishes for Tahoekeyslagoons.Lucernect.F 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. Phosphorus 154 µg/L. Chlorophyll-a 0.2 µg/L.

Water quality readings
Measure	Reading	Where it sits
Water clarity (Secchi depth)		No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer.
Total phosphorus	154µg/L	Poor GoodFairPoor
Chlorophyll-a (algae)	0.2µg/L	Good GoodFairPoor

Low nutrients, clear water. No reading is a swimming clearance.

Ask about Tahoekeyslagoons.Lucernect.F Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

267 acres

Public access

Yes

Listed by SWRCB

No bathymetric survey has been published for Tahoekeyslagoons.Lucernect.F Lake, so its depth is not documented here.

Recreation & Access

Boat Landings

Yes

Public Access

Tahoe Keys MarinaPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Tahoekeyslagoons.Lucernect.F Lake

Compare lakeside cabins, hotels, and vacation rentals near Tahoekeyslagoons.Lucernect.F Lake in El Dorado County, California — 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.

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Fishing Tahoekeyslagoons.Lucernect.F Lake

→ Tahoekeyslagoons.Lucernect.F Lake fishing regulations (limits, seasons, special rules)

Reservoir Info (USACE NID)

Tahoekeyslagoons.Lucernect.F Lake is a man-made reservoir impounded by the Tallac (completed 1970), built primarily for other on the Unnamed Tributary; gravity-type dam, 16 ft tall and 85 ft long.

Surface area: 267 ac
Max storage: 1,399 ac-ft
Drainage area: 3.4 sq mi
Hazard class: Low
Owner: Tahoe Keys Property Owners Association

All listed purposes: Other;Recreation.

Source: USACE National Inventory of Dams, NID ID CA10376 · Operator website · Matched by proximity (0.34 km)

EPA Impairment Status

Tahoekeyslagoons.Lucernect.F Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

pH / acidity

Designated uses not supporting: Aquatic life.

Source: EPA ATTAINS assessment unit CAL6341004220020726131244 · Official waterbody report

Nearby Lakes in El Dorado County

Tahoekeyslagoons.Slalomct.H Lake0.1 miView →Tahoekeyslagoons.Traverse.I Lake0.2 miView →Fallen Leaf Lake—View →Cascade Lake—View →Lower Echo Lake—View →Upper Echo Lake—View →

Frequently asked questions about Tahoekeyslagoons.Lucernect.F Lake

Where is Tahoekeyslagoons.Lucernect.F Lake?: Tahoekeyslagoons.Lucernect.F Lake is a lake in El Dorado County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Tahoekeyslagoons.Lucernect.F Lake?: Tahoekeyslagoons.Lucernect.F Lake in El Dorado County, California has water-quality measurements published by SWRCB, shown here as reported. Phosphorus: 154 µg/L. Chlorophyll-a (algae): 0.2 µg/L. Surface area: 267 acres.
Is Tahoekeyslagoons.Lucernect.F Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Tahoekeyslagoons.Lucernect.F Lake is listed impaired under Clean Water Act §303(d) (IR 5) for pH / acidity. Check local advisories before you swim.
Are there boat ramps on Tahoekeyslagoons.Lucernect.F Lake?: Tahoekeyslagoons.Lucernect.F Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Tahoe Keys Marina. Public access is listed as yes.
Can I fish at Tahoekeyslagoons.Lucernect.F Lake?: Tahoekeyslagoons.Lucernect.F Lake 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 California's fish and wildlife agency, so check its current regulations before you go.

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Where this data comes from

1 measurement from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-21.

Collected and reported by

California State Water Resources Control BoardCEDEN1 sample · 2020

Analytical methods

EPA 365.1M

Monitoring station identifiers (1)

EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.

Other records on this page

Impairment status from EPA ATTAINS 303(d) database

Named boat-access points from the USGS National Boat Ramps inventory