Rock Pond
Rock Pond in Essex County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 49 acres.
- Area
- 49 acres
- Public access
- Yes
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Why Rock Pond 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 Rock Pond, 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 MassDEP and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Rock Pond is a 49-acre lake in Essex County, Massachusetts. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, MassDEP, last sampled recent years. Grade methodology: LakeQuality methodology.
Watch Rock Pond water quality
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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 Rock Pond
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 Rock Pond
Compare lakeside cabins, hotels, and vacation rentals near Rock Pond in Essex County, Massachusetts — 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 Rock Pond
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 49 acres |
| Public Access | Yes |
No bathymetric survey has been published for Rock Pond, so its depth is not documented here.
Recreation & Access
- Rock PondPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Rock Pond
Nearby Lakes in Essex County
Frequently asked questions about Rock Pond
Where is Rock Pond?
- Rock Pond is a lake in Essex County, Massachusetts. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Rock Pond?
- Rock Pond in Essex County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 49 acres.
Is Rock Pond safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Rock Pond 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 Rock Pond?
- Rock Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Rock Pond. Public access is listed as yes.
Explore Rock Pond across LakeQuality
More Massachusetts Lake Rankings
Top 25 by overall water quality score
Top 25 by Secchi water clarity
Grade A/B + low algae filter
Panfish-rich, public access
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Where this data comes from
Measurements for Rock Pond 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