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LakeQuality
F

Hope Lake

Meeker County, MinnesotaHypereutrophic

Hope Lake earns an F: 167 µg/L of phosphorus and clarity at 2.0 ft signal heavy nutrient loading from the surrounding watershed. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

The hypereutrophic status — TSI 73 — reflects sustained heavy nutrient loading from the surrounding watershed and frequent algal pressure. Hope Lake is a shallow lake at 10 ft maximum depth, which means it warms quickly, mixes constantly, and amplifies nutrient inputs. At 274 acres, Hope Lake fits the Minnesota median for monitored lakes, with 3.8 miles of shoreline. Within the 23 graded lakes of Meeker County, Hope Lake sits at rank 22, near the bottom of the county list.

Hope Lake has no invasive species recorded in Minnesota state databases as of 2024, though prevention practices still apply at all access points. The state fisheries records do not list documented species for Hope Lake, which usually reflects a lack of formal fisheries survey work rather than an empty lake. No formal public access is documented at Hope Lake — most use is by shoreline residents and their guests. The grade is based on limited monitoring — fewer than three independent measurement years contribute, so future updates may shift the letter.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-05-11. Grade methodology: LakeGrade methodology.

Swimming Safety

Avoid swimming, very poor water quality, potential algae toxins

Water Quality Grade: F, Very Poor

Very murky, less than 2 ft of visibility. Phosphorus level: 167 µg/L. Trophic State Index: 73.

MetricValueGrade
Water Clarity (Secchi Depth)2 ftF
Phosphorus167 µg/LF
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)73Hypereutrophic

Very high nutrients, dense algae, poor clarity

Lake Details

CharacteristicValue
Maximum Depth10 ft
Surface Area273.98 acres
Shoreline Length3.8 mi
Littoral Zone100%
Public AccessNo

Water Quality Trend: Declining

Based on 3 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.063 m/yr3

Ice Season

Historical ice data from Minnesota DNR (5 observations).

Typical Ice-Out
Apr 13
EarliestLatest
Ice-Out2015-04-02 (2015)2019-04-17 (2019)
Ice-In2015-11-28 (2015)2021-12-10 (2021)

Most recent ice-out: 2022-04-13

Location

Loading map…

County Ranking

Ranked #22 of 23 lakes in Meeker County

Nearby Lakes in Meeker County

Hypereutrophic Lakes in Minnesota

DNR Fisheries Survey Summary

4 surveys on file from MN DNR Fisheries. Most recent: 2004-06-28 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Black Bullhead122.270.15 lb
Yellow Perch27.340.21 lb
Common Carp8.302.07 lb
Northern Pike4.474.02 lb
Brown Bullhead2.610.32 lb
Bluegill2.000.12 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE = more abundant in standardized sampling.

Length Distributions

Number of fish caught at each inch class in the most recent survey that recorded lengths. Red dashed line marks an approximate trophy threshold for that species.

Black Bullhead

641 fish · 312 in · 2004-06-28
1929603456789101112

Yellow Perch

391 fish · 411 in · 2004-06-28
146730trophy 124567891011

Common Carp

26 fish · 1623 in · 2004-06-28
8401617181920212223

Northern Pike

63 fish · 1931 in · 2004-06-28
95019202122232425262728293031

From the 2004-06-28 survey

Gill nets, trap nets and shoreline seining were used to sample the Hope Lake fish population during the 2004 summer. Aquatic plant sampling and water quality monitoring were also conducted. Hope Lake has a history of winterkill, and fish population levels can fluctuate greatly depending on the frequency and severity…

Source: MN DNR LakeFinder Fisheries Lake Survey

DNR Reports & Resources

Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Hope Lake. 1 report on file.

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Lake details from Minnesota DNR LakeFinder

Ice data from Minnesota DNR Climate

Most recent sample: 2024-05-11

Monitoring stations: 1