Country Lake
Country Lake in Burlington County, New Jersey has a water quality grade of F (Algae-prone). Water clarity: 0.7 ft visibility. Phosphorus: 260 µg/L. Chlorophyll-a (algae): 37.2 µg/L. Surface area: 15 acres.
- Clarity
- 0.7 ft
- Area
- 15 acres
- Type
- Hypereutrophic
Grade F measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Country Lake →
Country Lake is a 15-acre highly nutrient-loaded hypereutrophic lake in Burlington County, New Jersey. Water quality is graded F based on 1 sampling years through 2024. Compared to the 11 other monitored lakes in Burlington County, Country Lake ranks #12 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-10-24. Grade methodology: LakeGrade methodology.
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Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom
Water Quality Grade: F (Algae-prone)
Very murky, less than 0.7 ft of visibility. Phosphorus level: 260 µg/L. Chlorophyll-a: 37.2 µg/L. Trophic State Index: 78.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.7 ft | Not graded |
| Phosphorus | 260 µg/L | Not graded |
| Chlorophyll-a (Algae) | 37.2 µg/L | Poor |
| Trophic State Index (TSI) | 78 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Country Lake
Compare lakeside cabins, hotels, and vacation rentals near Country Lake in Burlington County, New Jersey — 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Country Lake are listed below.
Top-rated places to stay near Country Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 15 acres |
No bathymetric survey has been published for Country Lake, so its depth is not documented here.
Fishing Country Lake
Reservoir Info (USACE NID)
Country Lake is a man-made reservoir impounded by the Country Lakes Lower #2 Dam (completed 1956), built primarily for recreation on the Pole Bridge Branch; earth-type dam, 16 ft tall and 307 ft long.
- Surface area
- 15 ac
- Normal storage
- 61 ac-ft
- Drainage area
- 23 sq mi
- Hazard class
- Significant
- Owner
- Township of Pemberton
Source: USACE National Inventory of Dams, NID ID NJ00051 · Operator website · Matched by proximity (0.39 km)
EPA Impairment Status
Country Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NJ02040202030090-01 · Official waterbody report · Matched by proximity (2.12 km)
County Ranking
Ranked #12 of 12 lakes in Burlington County
Nearby Lakes in Burlington County
Frequently asked questions about Country Lake
Where is Country Lake?
- Country Lake is a lake in Burlington County, New Jersey. LakeQuality grades it F for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Country Lake?
- Country Lake in Burlington County, New Jersey has a water quality grade of F (Algae-prone). Water clarity: 0.7 ft visibility. Phosphorus: 260 µg/L. Chlorophyll-a (algae): 37.2 µg/L. Surface area: 15 acres.
Is Country Lake safe to swim in?
- Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom. Country Lake has a water quality grade of F (Algae-prone). Algae concentration (chlorophyll-a) is 37.2 µg/L. Always check local health department advisories before swimming.
Explore Country Lake across LakeGrade
More New Jersey Lake Rankings
Other Grade F Lakes in New Jersey
Hypereutrophic Lakes in New Jersey
Where this data comes from
48 measurements from 3 monitoring stations, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- NJDEP Bureau of Freshwater and Biological Monitoring
NJDEP_BFBM48 samples · 2024
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (3)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database