Moromoesoy Island
Moromoesoy Island in Barnstable County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 125 acres.
- Area
- 125 acres
Next lake in Barnstable County
Swipe left or right on this bar to open the next or previous lake.
Why Moromoesoy Island 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 Moromoesoy Island, 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.
Moromoesoy Island is a 125-acre lake in Barnstable County, Massachusetts.
Source: EPA Water Quality Portal sampling records, MassDEP, last sampled recent years. Grade methodology: LakeQuality methodology.
Watch Moromoesoy Island water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Moromoesoy Island
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 Moromoesoy Island
Compare lakeside cabins, hotels, and vacation rentals near Moromoesoy Island in Barnstable 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 Moromoesoy Island
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Massachusetts’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 125 acres |
No bathymetric survey has been published for Moromoesoy Island, so its depth is not documented here.
Fishing Moromoesoy Island
Nearby Lakes in Barnstable County
Frequently asked questions about Moromoesoy Island
Where is Moromoesoy Island?
- Moromoesoy Island is a lake in Barnstable 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 Moromoesoy Island?
- Moromoesoy Island in Barnstable County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 125 acres.
Is Moromoesoy Island safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Moromoesoy Island is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Explore Moromoesoy Island 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
Full state directory
Other Lakes in Massachusetts
Where this data comes from
Measurements for Moromoesoy Island come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.