Lake Vesuvius
Lawrence County, WisconsinLimited DataMesotrophic
Lake Vesuvius is a 143-acre mesotrophic lake in Lawrence County, OH. Water quality is graded C based on 1 sampling years through 2023.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2023-10-31. Grade methodology: LakeGrade methodology.
Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 8.2 ft. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 8.2 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 143 acres |
Location
County Ranking
Ranked #1 of 1 lakes in Lawrence County
Nearby Lakes in Lawrence County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Reservoir Info (USACE NID)
Lake Vesuvius is a man-made reservoir impounded by the Vesuvius Dam, built primarily for water supply on the STORMS CREEK; earth-type dam, 51 ft tall and 425 ft long.
- Surface area
- 143 ac
- Normal storage
- 1,300 ac-ft
- Max storage
- 2,624 ac-ft
- Drainage area
- 11 sq mi
- Hazard class
- High
- Owner
- USDA FS
All listed purposes: Water Supply;Fish and Wildlife Pond;Recreation.
Source: USACE National Inventory of Dams, NID ID OH82424 · Operator website
EPA Impairment Status
Lake Vesuvius is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit OH050901030104 · Official waterbody report · Matched by proximity (2.97 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: 2023-10-31
Monitoring stations: 1