North Carlson Lake
Ward County, WisconsinMesotrophic
North Carlson Lake is a mesotrophic lake in Ward County, ND. Water quality is graded B based on 2 sampling years through 2024. Compared to the 3 other monitored lakes in Ward County, North Carlson Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-10-08. Grade methodology: LakeGrade methodology.
Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Murky, only visible to about 3.7 ft. Chlorophyll-a: 2.9 µg/L. Trophic State Index: 50.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.7 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 2.9 µg/L | A |
| Trophic State Index (TSI) | 50 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #2 of 4 lakes in Ward County
Cleaner Lakes Within 30 Miles
North Carlson Lake holds Grade B. 4 nearby lakes hold higher grades.
- AGarlk1390a LakeMercer County · 28.8 mi · Higher grade (B → A)
- AQacmainstfbk LakeMercer County · 29.4 mi · Higher grade (B → A)
- BVelva Sportsmans Dam LakeWard County · 23.3 mi · Higher overall water quality score
- BQacmainstdup LakeMercer County · 29.4 mi · Higher overall water quality score
Nearby Lakes in Ward County
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-10-08
Monitoring stations: 1