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LakeQuality
D

Central Park Lake

Jones County, WisconsinEutrophic

Central Park Lake is a 25-acre productive, nutrient-rich eutrophic lake in Jones County, IA. Water quality is graded D based on 2 sampling years through 2024. Compared to the 1 other monitored lakes in Jones County, Central Park Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-08-26. Grade methodology: LakeGrade methodology.

Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

Very murky, less than 3.3 ft of visibility. Chlorophyll-a: 23.2 µg/L. Trophic State Index: 61.

MetricValueGrade
Water Clarity (Secchi Depth)3.3 ftF
PhosphorusNo data
Chlorophyll-a (Algae)23.2 µg/LD
Trophic State Index (TSI)61Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Surface Area25 acres

Location

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County Ranking

Ranked #1 of 2 lakes in Jones County

Nearby Lakes in Jones County

Reservoir Info (USACE NID)

Central Park Lake is a man-made reservoir impounded by the Central Park Lake Dam (completed 1965), built primarily for recreation on the TR-MINERAL CREEK; earth-type dam, 23 ft tall and 665 ft long.

Surface area
25 ac
Normal storage
300 ac-ft
Max storage
481 ac-ft
Drainage area
0.62 sq mi
Hazard class
Low
Owner
Jones County Conservation Board

Source: USACE National Inventory of Dams, NID ID IA00561 · Operator website

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2024-08-26

Monitoring stations: 1