Cuba Lake
Allegany County, WisconsinLimited DataOligotrophic
Cuba Lake is a 465-acre cold, clear oligotrophic lake in Allegany County, NY. Water quality is graded B based on 1 sampling years through 2020.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-09-15. Grade methodology: LakeGrade methodology.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Good clarity, visible to about 14.6 ft. Trophic State Index: 38.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 14.6 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 38 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 465 acres |
Location
County Ranking
Ranked #1 of 1 lakes in Allegany County
Nearby Lakes in Allegany County
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Oligotrophic Lakes in Wisconsin
Reservoir Info (USACE NID)
Cuba Lake is a man-made reservoir impounded by the Cuba Lake Dam (completed 1872), built primarily for recreation on the OIL CREEK; earth-type dam, 55 ft tall and 1,750 ft long.
- Surface area
- 465 ac
- Normal storage
- 8,215 ac-ft
- Max storage
- 16,498 ac-ft
- Drainage area
- 25.3 sq mi
- Hazard class
- High
- Owner
- CUBA LAKE DISTRICT;New York State Office of General Services
Source: USACE National Inventory of Dams, NID ID NY00455 · Operator website
EPA Impairment Status
Cuba Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit NY0201-0016 · Official waterbody report
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-15
Monitoring stations: 1