Copper Canyon Bay Lake
Copper Canyon Bay Lake in San Bernardino County, California has a water quality grade of D (Nutrient-rich). Water clarity: 13.2 ft visibility. Phosphorus: 460 µg/L.
- Clarity
- 13.2 ft
- Type
- Eutrophic
Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Copper Canyon Bay Lake →
Copper Canyon Bay Lake is a productive, nutrient-rich eutrophic lake in San Bernardino County, California. Water quality is graded D based on 1 sampling years through 2022. Compared to the 3 other monitored lakes in San Bernardino County, Copper Canyon Bay Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2022-03-25. Grade methodology: LakeGrade methodology.
Watch Copper Canyon Bay Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
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)
Good clarity, visible to about 13.2 ft. Phosphorus level: 460 µg/L. Trophic State Index: 66.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 13.2 ft | Not graded |
| Phosphorus | 460 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 Copper Canyon Bay Lake
Compare lakeside cabins, hotels, and vacation rentals near Copper Canyon Bay Lake in San Bernardino 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 Copper Canyon Bay Lake are listed below.
Top-rated places to stay near Copper Canyon Bay Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Fishing Copper Canyon Bay Lake
County Ranking
Ranked #1 of 4 lakes in San Bernardino County
Nearby Lakes in San Bernardino County
Frequently asked questions about Copper Canyon Bay Lake
Where is Copper Canyon Bay Lake?
- Copper Canyon Bay Lake is a lake in San Bernardino County, California. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Copper Canyon Bay Lake?
- Copper Canyon Bay Lake in San Bernardino County, California has a water quality grade of D (Nutrient-rich). Water clarity: 13.2 ft visibility. Phosphorus: 460 µg/L.
Is Copper Canyon Bay 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. Copper Canyon Bay Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.
Explore Copper Canyon Bay Lake across LakeGrade
More California Lake Rankings
Other Grade D Lakes in California
Riverside County · Nutrient-rich
Los Angeles County · Nutrient-rich
Tuolumne County · Nutrient-rich
Alpine County · Nutrient-rich
Marin County · Nutrient-rich
Lake County · Nutrient-rich
Eutrophic Lakes in California
Where this data comes from
33 measurements from 1 monitoring station, 2020–2022. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- Chemehuevi Indian Tribe
CHEMEHUEVI_WQX33 samples · 2020–2022
Analytical methods
- Unknown - Historic Data
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.