Skip to main content
LakeQuality
D

Buffalo Bill Lake Nr. Access

DeKalb County, WisconsinEutrophic

Buffalo Bill Lake Nr. Access is a 45-acre productive, nutrient-rich eutrophic lake in DeKalb County, MO. Water quality is graded D based on 2 sampling years through 2024. Compared to the 5 other monitored lakes in DeKalb County, Buffalo Bill Lake Nr. Access ranks #2 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-08-07. Grade methodology: LakeGrade methodology.

Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

No clarity data. Phosphorus level: 71.3 µg/L. Chlorophyll-a: 24.3 µg/L. Trophic State Index: 64.

MetricValueGrade
Water Clarity (Secchi Depth)No data
Phosphorus71.3 µg/LD
Chlorophyll-a (Algae)24.3 µg/LD
Trophic State Index (TSI)64Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Surface Area45 acres

Location

Loading map…

County Ranking

Ranked #2 of 6 lakes in DeKalb County

Nearby Lakes in DeKalb County

Reservoir Info (USACE NID)

Buffalo Bill Lake Nr. Access is a man-made reservoir impounded by the Buffalo Bill Dam (completed 1990), built primarily for flood risk reduction on the TRIB WEST FORK LOST CREEK; earth-type dam, 41 ft tall and 750 ft long.

Surface area
45 ac
Normal storage
271 ac-ft
Max storage
271 ac-ft
Drainage area
2.13 sq mi
Hazard class
High
Owner
MO DEPT OF CONSERVATION

Source: USACE National Inventory of Dams, NID ID MO12201 · Operator website · Matched by proximity (0.13 km)

EPA Impairment Status

Buffalo Bill Lake Nr. Access is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growthMercury

Source: EPA ATTAINS assessment unit MO_7117.00 · Official waterbody report · Matched by proximity (0.35 km)

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: 2024-08-07

Monitoring stations: 1