Barger Pond
Putnam County, New YorkView mapDirections
NY DEC publishes the water-quality measurements for Barger Pond. Here is what has been measured.
- Impaired · Nutrients (phosphorus, nitrogen)
- Limited data
Barger Pond in Putnam County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 3.9 ft visibility.
Barger Pond is a lake in Putnam County, New York.
Source: EPA Water Quality Portal sampling records, NYSDEC, last sampled 2020-09-19. Methodology: how these readings are compared.
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Swimming conditions
No readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Barger Pond is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
Whether Barger Pond is safe to swim in today is a call for the New York Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Barger Pond
These are the measurements NY DEC publishes for Barger Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 3.9 ft. TSI 57.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 57 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Barger Pond
EPA Impairment Status
Barger Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
Source: EPA ATTAINS assessment unit NY1301-0091 · Official waterbody report
Regulated Pollution Sources Nearby
5 EPA-permitted facilities operate within about 5 miles of Barger Pond under Clean Water Act (NPDES) discharge permits. 4 facilities have a reported Clean Water Act violation in the past three years.
- Ivy Hills Sd#6Mahopac · 1.3 mi away · NPDES NY0031828Recent violation
- Myrtle Ave & Rte 6N Hwy GarageMahopac · 1.6 mi away · NPDES NY0259811Recent violation
- Carmel Hillsdale Estates StpMahopac · 2 mi away · NPDES NY0030678Recent violation
- Carmel (T) Sd No.4 StpMahopac · 2 mi away · NPDES NY0105252Recent violation
- Jefferson Valley MallYorktown Heights · 2.2 mi away · NPDES NY0108111
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Putnam County
Frequently asked questions about Barger Pond
Where is Barger Pond?
- Barger Pond is a lake in Putnam County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Barger Pond?
- Barger Pond in Putnam County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 3.9 ft visibility.
Is Barger Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Barger Pond is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
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Where this data comes from
8 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North American Lake Management Society
NALMS8 samples · 2020
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.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)