June Lake
June Lake in Mono County, California is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 306 acres.
- Area
- 306 acres
- Public access
- Yes
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Why June Lake has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For June Lake, no water-quality sampling on record for this lake.
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by your state environmental agency and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
June Lake is a 306-acre lake in Mono County, California. Limited fish-species data available. Public access is available with 2 public boat landings.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled recent years. Grade methodology: LakeQuality methodology.
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Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for June Lake
These readings exist but are not enough for an A–F grade — see why.
No clarity data. Trophic State Index: undefined.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) |
Where to stay near June Lake
Compare lakeside cabins, hotels, and vacation rentals near June Lake in Mono 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.
Top-rated places to stay near June Lake
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 306 acres |
| Public Access | Yes |
No bathymetric survey has been published for June Lake, so its depth is not documented here.
Recreation & Access
- June Lake MarinaPublic
- Big Rock Resort and MarinaSemi-private
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing June Lake
Nearby Lakes in Mono County
Frequently asked questions about June Lake
Where is June Lake?
- June Lake is a lake in Mono County, California. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for June Lake?
- June Lake in Mono County, California is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 306 acres.
Is June Lake safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. June Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Are there boat ramps on June Lake?
- June Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include June Lake Marina, Big Rock Resort and Marina. Public access is listed as yes.
Explore June Lake across LakeQuality
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Where this data comes from
Measurements for June Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory