Lacey Keosauqua Lake
Van Buren County, WisconsinMesotrophic
Lacey Keosauqua Lake is a 23-acre mesotrophic lake in Van Buren County, IA. Water quality is graded B based on 2 sampling years through 2024. Compared to the 2 other monitored lakes in Van Buren County, Lacey Keosauqua Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-09-16. Grade methodology: LakeGrade methodology.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 7.1 ft. Chlorophyll-a: 4.7 µg/L. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.1 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 4.7 µg/L | A |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 23 acres |
Location
County Ranking
Ranked #1 of 3 lakes in Van Buren County
Nearby Lakes in Van Buren County
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
Reservoir Info (USACE NID)
Lacey Keosauqua Lake is a man-made reservoir impounded by the Lacey-Keosaqua Park Lake Dam (completed 1930), built primarily for recreation on the TR-DES MOINES; earth-type dam, 47 ft tall and 312 ft long.
- Surface area
- 23 ac
- Normal storage
- 207 ac-ft
- Max storage
- 455 ac-ft
- Drainage area
- 1.18 sq mi
- Hazard class
- Low
- Owner
- Iowa Department of Natural Resources
Source: USACE National Inventory of Dams, NID ID IA01380 · Operator website · Matched by proximity (0.04 km)
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-16
Monitoring stations: 1