Pomme de Terre L. Lake
Hickory County, WisconsinEutrophic
Pomme de Terre L. Lake is a 7,820-acre productive, nutrient-rich eutrophic lake in Hickory County, MO. Water quality is graded C based on 3 sampling years through 2024. Compared to the 9 other monitored lakes in Hickory County, Pomme de Terre L. Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-09-15. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 4.8 ft. Phosphorus level: 25 µg/L. Chlorophyll-a: 9.2 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.8 ft | D |
| Phosphorus | 25 µg/L | B |
| Chlorophyll-a (Algae) | 9.2 µg/L | B |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 7.8K acres |
Location
County Ranking
Ranked #1 of 10 lakes in Hickory County
Nearby Lakes in Hickory 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
Platte County · Clarity: 4.7 ft
Barry County · Clarity: 5 ft
Phelps County · Clarity: 4.9 ft
Eutrophic Lakes in Wisconsin
Reservoir Info (USACE NID)
Pomme de Terre L. Lake is a man-made reservoir impounded by the Pomme De Terre Dam (completed 1961), built primarily for flood risk reduction on the POMME DE TERRE RIVER; rockfill-type dam, 155 ft tall and 4,630 ft long.
- Surface area
- 7,820 ac
- Normal storage
- 230,000 ac-ft
- Max storage
- 650,000 ac-ft
- Drainage area
- 611 sq mi
- Hazard class
- High
- Owner
- USACE - Kansas City District
All listed purposes: Flood Risk Reduction;Fish and Wildlife Pond;Recreation;Water Supply.
Source: USACE National Inventory of Dams, NID ID MO30201 · Operator website · Matched by proximity (0.73 km)
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-15
Monitoring stations: 1