Elizabeth Lake
Elizabeth Lake in Los Angeles County, California has a water quality grade of D (Nutrient-rich). Phosphorus: 75 µg/L.
- Type
- Eutrophic
- Public access
- Yes
Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Elizabeth Lake →
Elizabeth Lake is a productive, nutrient-rich eutrophic lake in Los Angeles County, California. Water quality is graded D based on 1 sampling years through 2020. 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 2020-09-21. Grade methodology: LakeGrade methodology.
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Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum
Water Quality Grade: D (Nutrient-rich)
No clarity data. Phosphorus level: 75 µg/L. Trophic State Index: 66.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | 75 µg/L | Poor |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 66 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Elizabeth Lake
Compare lakeside cabins, hotels, and vacation rentals near Elizabeth Lake in Los Angeles 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Elizabeth Lake are listed below.
Top-rated places to stay near Elizabeth Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Recreation & Access
- Elizabeth LakePublic
Named access points from the USGS National Boat Ramps inventory, snapped within 5 km. More lakes with boat ramps
Fishing Elizabeth Lake
EPA Impairment Status
Elizabeth Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit CAL4035100019990202155114 · Official waterbody report
County Ranking
Ranked #1 of 1 lakes in Los Angeles County
Nearby Lakes in Los Angeles County
Frequently asked questions about Elizabeth Lake
Where is Elizabeth Lake?
- Elizabeth Lake is a lake in Los Angeles County, California. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Elizabeth Lake?
- Elizabeth Lake in Los Angeles County, California has a water quality grade of D (Nutrient-rich). Phosphorus: 75 µg/L.
Is Elizabeth Lake safe to swim in?
- Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Elizabeth Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.
Are there boat ramps on Elizabeth Lake?
- Elizabeth Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Elizabeth Lake. Public access is listed as yes.
Explore Elizabeth Lake across LakeGrade
More California Lake Rankings
Other Grade D Lakes in California
Eutrophic Lakes in California
Where this data comes from
7 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- USGS California Water Science Center
USGS-CA7 samples · 2020
Analytical methods
- P, wu, WCA, persulfate CF color
- HACH, sensor model 2100 P, NTRU
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated 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