Upper Reservoir Bear Swamp
Upper Reservoir Bear Swamp in Franklin County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 108 acres.
- Area
- 108 acres
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Why Upper Reservoir Bear Swamp 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 Upper Reservoir Bear Swamp, 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.
Upper Reservoir Bear Swamp is a 108-acre lake in Franklin County, Massachusetts.
Source: EPA Water Quality Portal sampling records, MassDEP, 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 Upper Reservoir Bear Swamp
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 Upper Reservoir Bear Swamp
Compare lakeside cabins, hotels, and vacation rentals near Upper Reservoir Bear Swamp in Franklin 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.
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Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 108 acres |
No bathymetric survey has been published for Upper Reservoir Bear Swamp, so its depth is not documented here.
Fishing Upper Reservoir Bear Swamp
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Frequently asked questions about Upper Reservoir Bear Swamp
Where is Upper Reservoir Bear Swamp?
- Upper Reservoir Bear Swamp is a lake in Franklin 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 Upper Reservoir Bear Swamp?
- Upper Reservoir Bear Swamp in Franklin County, Massachusetts is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 108 acres.
Is Upper Reservoir Bear Swamp safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Upper Reservoir Bear Swamp is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
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Where this data comes from
Measurements for Upper Reservoir Bear Swamp come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.