Christiana Lake is a mesotrophic lake in Cass County, Michigan. Water quality is graded C based on 1 sampling years through 2022. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 22 other monitored lakes in Cass County, Christiana Lake ranks #15 for water quality.
Source: EPA Water Quality Portal sampling records, Michigan DNR, last sampled 2022-09-24. Grade methodology: LakeGrade methodology.
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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
Where to stay near Christiana Lake
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Fishing Christiana Lake
Water Quality Trend: ↑ Improving
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +3.38 m/yr | 2 |
Recreation & Access
Location & Depth Map
Free interactive depth-contour map of Christiana Lake, reaching a maximum surveyed depth of 40 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.
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.
Nearby Lakes in Cass County
Explore Christiana Lake across LakeGrade
Fish species and top-graded lakes across Michigan
Fish species and best lakes in Cass County
Species activity outlook by water temperature and season
Where to stay at Michigan's top lakes, each with its grade
Moderate nutrients, good water quality
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More Michigan Lake Rankings
Other Grade C Lakes in Michigan
Van Buren County · Clarity: 8 ft
Kalamazoo County · Clarity: 9 ft
St. Joseph County · Clarity: 9.5 ft
Kalamazoo County · Clarity: 8 ft
St. Joseph County · Clarity: 6 ft
Van Buren County · Clarity: 8.3 ft
Mesotrophic Lakes in Michigan
More records, surveys & data sources
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
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Public boat-access points from the USGS National Boat Ramps inventory
Most recent sample: 2022-09-24
Monitoring stations: 1