Waukomis Lake
Platte County, WisconsinEutrophic
Waukomis Lake is a 82-acre productive, nutrient-rich eutrophic lake in Platte County, MO. Water quality is graded C based on 3 sampling years through 2022. Compared to the 2 other monitored lakes in Platte County, Waukomis Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2022-09-24. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 4.7 ft. Phosphorus level: 26 µg/L. Chlorophyll-a: 7.2 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.7 ft | D |
| Phosphorus | 26 µg/L | B |
| Chlorophyll-a (Algae) | 7.2 µg/L | B |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 82 acres |
Location
County Ranking
Ranked #2 of 3 lakes in Platte County
Cleaner Lakes Within 30 Miles
Waukomis Lake holds Grade C. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Platte County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Warren County · Clarity: 3.8 ft
Ralls County · Clarity: 3.7 ft
Warren County · Clarity: 3.3 ft
Barry County · Clarity: 5 ft
Phelps County · Clarity: 4.9 ft
Randolph County · Clarity: 3.6 ft
Eutrophic Lakes in Wisconsin
Reservoir Info (USACE NID)
Waukomis Lake is a man-made reservoir impounded by the Lake Waukomis Dam (completed 1968), built primarily for recreation on the TR LINE CREEK; earth-type dam, 68 ft tall and 785 ft long.
- Surface area
- 82 ac
- Normal storage
- 2,292 ac-ft
- Max storage
- 2,292 ac-ft
- Drainage area
- 2.04 sq mi
- Hazard class
- High
- Owner
- LAKE WAUKOMIS HOME ASSN
Source: USACE National Inventory of Dams, NID ID MO10691 · Operator website
EPA Impairment Status
Waukomis 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 MO_7072.00 · 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: 2022-09-24
Monitoring stations: 2