What is the water quality grade for Lamar City Lk. Nr. Upper End Lake?

Lamar City Lk. Nr. Upper End Lake in Barton County, Wisconsin received a water quality grade of F (Very Poor). Water clarity: 1.8 ft visibility. Phosphorus: 105.7 µg/L. Chlorophyll-a (algae): 63.5 µg/L.

Is Lamar City Lk. Nr. Upper End Lake safe to swim in?

Avoid swimming, very poor water quality, potential algae toxins. Lamar City Lk. Nr. Upper End Lake has an overall water quality grade of F. Algae concentration (chlorophyll-a) is 63.5 µg/L. Always check local health department advisories before swimming.

Lamar City Lk. Nr. Upper End Lake

Barton County, WisconsinHypereutrophic

Lamar City Lk. Nr. Upper End Lake is a highly nutrient-loaded hypereutrophic lake in Barton County, MO. Water quality is graded F based on 3 sampling years through 2020. Compared to the 5 other monitored lakes in Barton County, Lamar City Lk. Nr. Upper End Lake ranks #6 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-11-04. Grade methodology: LakeGrade methodology.

Swimming Safety

Avoid swimming, very poor water quality, potential algae toxins

Water Quality Grade: F, Very Poor

Very murky, less than 1.8 ft of visibility. Phosphorus level: 105.7 µg/L. Chlorophyll-a: 63.5 µg/L. Trophic State Index: 70.

Metric	Value	Grade
Water Clarity (Secchi Depth)	1.8 ft	F
Phosphorus	105.7 µg/L	F
Chlorophyll-a (Algae)	63.5 µg/L	F
Trophic State Index (TSI)	70	Hypereutrophic

Very high nutrients, dense algae, poor clarity

Location

Loading map…

County Ranking

Ranked #6 of 6 lakes in Barton County

Cleaner Lakes Within 30 Miles

Lamar City Lk. Nr. Upper End Lake holds Grade F. 5 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Barton County

Lamar City Lk. Nr. Dam Lake

Barton County

Lamar City Lk. W of Se 30th Ln Lake

Barton County

Lamar City Lk. East Arm Lake

Barton County

Lamar City Lk. South Arm Lake

Barton County

Lamar City Lk. Up Northern Arm Lake

Barton County

More Wisconsin Lake Rankings

Cleanest lakes in Wisconsin

Top 25 by overall water quality score

Best swimming lakes in Wisconsin

Grade A/B + low algae filter

Family fishing lakes in Wisconsin

Panfish-rich, public access

All Wisconsin lakes

Full state directory

Other Grade F Lakes in Wisconsin

Creve Coeur Lake

St. Louis County · Clarity: 1.6 ft

Lake of the Woods-Kc

Jackson County · Clarity: 2 ft

Lake St. Louis by Dam

St. Charles County · Clarity: 2.3 ft

Hemitite Lake

St. Francois County · Clarity: 1.1 ft

Blind Pony Lake

Saline County · Clarity: 2.3 ft

Stockton Lake Upstream of Hwy 123 Bridge

Polk County · Clarity: 1.2 ft

Hypereutrophic Lakes in Wisconsin

Hemitite Lake Stockton Lake Upstream of Hwy 123 Bridge Dairy Farm Lake No.1 Lake St. Louis Nr. Hwy 40

EPA Impairment Status

Lamar City Lk. Nr. Upper End Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).

Causes of impairment

Nutrients (phosphorus, nitrogen)

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

Source: EPA ATTAINS assessment unit MO_7356.00 · Official waterbody report · Matched by proximity (0.77 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: 2020-11-04

Monitoring stations: 1