Hoff Lake
Meeker County, MinnesotaEutrophic
Hoff Lake grades an F: every scored parameter (clarity and phosphorus) rates poorly, placing it among the most stressed lakes monitored in Minnesota. With clarity and phosphorus scored, the sub-grades cluster within a letter of each other, pointing to stable conditions rather than one specific stressor.
A TSI in the eutrophic range signals a lake doing what nutrient-loaded waters do — supporting an active algal community at the cost of clear water. A maximum depth of just 8 ft means sediment-bound phosphorus releases back into the water column whenever wind stirs the bottom — a classic shallow-lake dynamic. At 139 acres, Hoff Lake fits the Minnesota median for monitored lakes, with 3.1 miles of shoreline. Within the 23 graded lakes of Meeker County, Hoff Lake sits at rank 21, near the bottom of the county list.
No invasive species are currently listed at Hoff Lake — the lake remains off the Minnesota infested-waters roster. The fishery includes walleye among the lake's 17 documented species — a notable draw for Minnesota anglers. A documented public access point at Hoff Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. 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 2023-09-18. Grade methodology: LakeGrade methodology.
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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 2.6 ft of visibility. Phosphorus level: 111 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.6 ft | F |
| Phosphorus | 111 µg/L | F |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 8 ft |
| Surface Area | 138.53 acres |
| Shoreline Length | 3.1 mi |
| Littoral Zone | 100% |
| Public Access | Yes |
Fish Species
Click a species to see all Minnesota and Wisconsin lakes where it is found.
→ Best fishing times for Hoff Lake (14-day solunar calendar)
→ Is it safe to eat fish from Hoff Lake? (mercury & PFAS guide)
→ Hoff Lake fishing regulations (limits, seasons, special rules)
Ice Season
Historical ice data from Minnesota DNR (7 observations).
Estimated open water season: 211 days
| Earliest | Latest | |
|---|---|---|
| Ice-Out | 2015-04-02 (2015) | 2013-04-29 (2013) |
| Ice-In | 2014-11-12 (2014) | 2012-11-24 (2012) |
Most recent ice-out: 2019-04-19
Location
County Ranking
Ranked #21 of 23 lakes in Meeker County
Cleaner Lakes Within 30 Miles
Hoff Lake holds Grade F. 5 nearby lakes hold higher grades.
- AMinnie-Belle LakeMeeker County · mi · Two grade letters higher (F → A)
- CBelle LakeMeeker County · mi · Two grade letters higher (F → C)
- DWillie LakeMeeker County · mi · Higher grade (F → D)
- DStahl'S LakeMcLeod County · mi · Higher grade (F → D)
- DStar LakeMeeker County · mi · Higher grade (F → D)
Nearby Lakes in Meeker County
More Minnesota Lake Rankings
State Parks Near Hoff Lake
Other Grade F Lakes in Minnesota
Eutrophic Lakes in Minnesota
DNR Fisheries Survey Summary
5 surveys on file from MN DNR Fisheries. Most recent: 2019-07-01 (Standard Survey).
Top Species by Catch Rate
| Species | Avg CPUE | Avg Weight |
|---|---|---|
| Black Bullhead | 155.14 | 0.15 lb |
| Bluegill | 15.48 | 0.21 lb |
| Northern Pike | 12.29 | 2.05 lb |
| Common Carp | 10.19 | 2.6 lb |
| Black Crappie | 8.82 | 0.21 lb |
| Yellow Perch | 6.35 | 0.17 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
Bluegill
Northern Pike
Common Carp
From the 2019-07-01 survey
A standard survey was conducted at Hoff Lake beginning on July 1, 2019, to monitor the lake's fish population. Hoff is a class 43 lake and net catches were compared to other similar lakes around the state. The 2015 MNDNR Fisheries lake management plan (LMP) listed Northern Pike as the primary management species at…
DNR Reports & Resources
Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Hoff Lake. 2 reports on file.
- —Fisheries Lake Survey — HoffFisheries Lake Survey · MN DNR LakeFinder
- —Public Water Access Sites — HoffPublic Water Access Sites · MN DNR LakeFinder
EPA Impairment Status
Hoff Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MN47-0106-00 · 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
Lake details from Minnesota DNR LakeFinder
Ice data from Minnesota DNR Climate
Most recent sample: 2023-09-18
Monitoring stations: 1