Victoria Lake
Hennepin County, MinnesotaHypereutrophic
Victoria Lake grades an F: water clarity, phosphorus, and chlorophyll-a all rate poorly, placing it among the most stressed lakes monitored in Minnesota. Sub-grades cluster within a single letter of each other, which usually means the lake is in stable trophic balance rather than fighting one specific stressor.
The hypereutrophic status — TSI 71 — reflects sustained heavy nutrient loading from the surrounding watershed and frequent algal pressure. The lake's maximum depth is not yet documented in state morphometric records — context for its physical structure remains limited. The lake's surface area is not consistently recorded across state datasets — physical context remains partial. Within Hennepin County's 104 graded lakes, Victoria Lake ranks 71 — below the local median, though not at the bottom.
No invasive species are currently listed at Victoria Lake — the lake remains off the Minnesota infested-waters roster. The state fisheries records do not list documented species for Victoria Lake, which usually reflects a lack of formal fisheries survey work rather than an empty lake. No formal public access is documented at Victoria Lake — most use is by shoreline residents and their guests. The grade is supported by multiple sampling years from Minnesota PCA volunteers and partner agencies, giving the letter a reasonably stable foundation.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-08-09. Grade methodology: LakeGrade methodology.
Watch Victoria Lake water quality
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
Very murky, less than 1.2 ft of visibility. Phosphorus level: 78 µg/L. Chlorophyll-a: 56 µg/L. Trophic State Index: 71.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.2 ft | F |
| Phosphorus | 78 µg/L | D |
| Chlorophyll-a (Algae) | 56 µg/L | F |
| Trophic State Index (TSI) | 71 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Water Quality Trend: → Stable
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.033 m/yr | 2 |
| Phosphorus | ↓ Declining | +9.5 µg/L/yr | 2 |
Location
County Ranking
Ranked #71 of 104 lakes in Hennepin County
Cleaner Lakes Within 30 Miles
Victoria Lake holds Grade F. 5 nearby lakes hold higher grades.
- BSweeney-Twin LakeHennepin County · mi · Two grade letters higher (F → B)
- CWestwood LakeHennepin County · mi · Two grade letters higher (F → C)
- CWolfe Park LakeHennepin County · mi · Two grade letters higher (F → C)
- CHannan LakeHennepin County · mi · Two grade letters higher (F → C)
- DCedar LakeHennepin County · mi · Higher grade (F → D)
Nearby Lakes in Hennepin County
More Minnesota Lake Rankings
State Parks Near Victoria Lake
Other Grade F Lakes in Minnesota
Hypereutrophic Lakes in Minnesota
EPA Impairment Status
Victoria Lake 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 MN27-0053-00 · Official waterbody report · Matched by proximity (0.79 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: 2024-08-09
Monitoring stations: 1