Skip to main content
LakeQuality
D

Storm Lake Max Depth

Buena Vista County, WisconsinEutrophic

Storm Lake Max Depth is a productive, nutrient-rich eutrophic lake in Buena Vista County, IA. Water quality is graded D based on 2 sampling years through 2024. Compared to the 2 other monitored lakes in Buena Vista County, Storm Lake Max Depth ranks #2 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-09-09. 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 1.7 ft of visibility. Chlorophyll-a: 12.1 µg/L. Trophic State Index: 62.

MetricValueGrade
Water Clarity (Secchi Depth)1.7 ftF
PhosphorusNo data
Chlorophyll-a (Algae)12.1 µg/LC
Trophic State Index (TSI)62Eutrophic

High nutrients, frequent algae, reduced clarity

Location

Loading map…

County Ranking

Ranked #2 of 3 lakes in Buena Vista County

Cleaner Lakes Within 30 Miles

Storm Lake Max Depth holds Grade D. 2 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Buena Vista County

EPA Impairment Status

Storm Lake Max Depth is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Pathogens (E. coli, fecal)Turbidity

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit IA 04-RAC-1143 · Official waterbody report · Matched by proximity (0.58 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: 2024-09-09

Monitoring stations: 1