Christiana Lake
Cass County, WisconsinLimited DataMesotrophic
Christiana Lake is a mesotrophic lake in Cass County, MI. Water quality is graded C based on 1 sampling years through 2022. Compared to the 22 other monitored lakes in Cass County, Christiana Lake ranks #15 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
Moderate clarity, visible to about 6.8 ft. Trophic State Index: 50.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.8 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 50 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #15 of 23 lakes in Cass County
Cleaner Lakes Within 30 Miles
Christiana Lake holds Grade C. 2 nearby lakes hold higher grades.
- BChristiana Lake Central Basin; Ontwa TownshipCass County · 0.2 mi · Higher grade (C → B)
- BEagle Lake West Central Basin; Ontwa TownshipCass County · 1.6 mi · Higher grade (C → B)
Nearby Lakes in Cass County
More Wisconsin Lake Rankings
Other Grade C Lakes in Wisconsin
Leelanau County · Clarity: 9.5 ft
Iosco County · Clarity: 5.5 ft
Muskegon County · Clarity: 6.8 ft
Gladwin County · Clarity: 9 ft
Montmorency County · Clarity: 9 ft
Oakland County · Clarity: 9 ft
Mesotrophic Lakes in Wisconsin
EPA Impairment Status
Christiana Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MI040500011403-02 · 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: 1