Killman Pond
Hancock County, MaineView mapDirections
Maine DEP publishes the water-quality measurements for Killman Pond. Here is what has been measured.
- Mesotrophic
Killman Pond in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Water clarity: 12.7 ft visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 3 µg/L.
Killman Pond is a mesotrophic lake in Hancock County, Maine. Overall water quality is declining over recent sampling years. Compared to the 3 other monitored lakes in Hancock County, Killman Pond ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-09-25. Methodology: how these readings are compared.
What Killman Pond is good for
From access and monitoring records, not editorial picks.
- Clear water12.7 ft of visibility
Swimming conditions
Readings onlyLow algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Killman Pond is safe to swim in today is a call for the Maine Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Killman Pond
These are the measurements Maine DEP publishes for Killman Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 12.7 ft. Phosphorus 8 µg/L. Chlorophyll-a 3 µg/L. TSI 39.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 12.7ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 8µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 3µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 39 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Killman Pond
Answers come straight from the public measurements and survey records on this page.
Stays via Stay22
Stays near Killman Pond
Compare lakeside cabins, hotels, and vacation rentals near Killman Pond in Hancock County, Maine — 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 Killman Pond
Prices for Oct 2–4, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow Killman Pond’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Killman Pond
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Stable0 µg/L/yr5 years
Chlorophyll-a
Worsening+0.66 µg/L/yr5 years
Nearby Lakes in Hancock County
Frequently asked questions about Killman Pond
Where is Killman Pond?
- Killman Pond is a lake in Hancock County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.
What is the water quality of Killman Pond?
- Killman Pond in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Water clarity: 12.7 ft visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 3 µg/L.
Is Killman Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Killman Pond across LakeQuality
More lakes in Maine
Other Lakes in Maine
Mesotrophic Lakes in Maine
Where this data comes from
63 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples63 samples · 2020–2024
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.