Hendricks Lake
Lincoln County, MinnesotaLimited DataEutrophic
On the scoring rubric Hendricks Lake grades a D: clarity at 6.2 ft and phosphorus readings still being added keep it in the lower bracket for Lincoln County.
Eutrophic conditions are the baseline here: clarity drops noticeably in late summer, and dissolved oxygen near the bottom can become a concern. A maximum depth of just 9 ft means sediment-bound phosphorus releases back into the water column whenever wind stirs the bottom — a classic shallow-lake dynamic. With 1,522 acres of surface and 12.6 miles of shoreline, Hendricks Lake is a large water by Minnesota standards — recreational pressure is spread across a long shoreline. Among the 5 graded lakes in Lincoln County, Hendricks Lake sits at rank 2, above the county median.
No invasive species are currently listed at Hendricks Lake — the lake remains off the Minnesota infested-waters roster. Walleye are documented at Hendricks Lake, one of 18 fish species on record for the lake. Public access is available — the lake is on the Minnesota PCA public-access list. The lake has a partial ice record — 24 observed ice-outs, centered near Apr 5. 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 2024-09-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Murky, only visible to about 6.2 ft. Trophic State Index: 51.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.2 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 51 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 9 ft |
| Surface Area | 1.5K acres |
| Shoreline Length | 12.6 mi |
| Littoral Zone | 43% |
| Public Access | Yes |
Fish Species
Click a species to see all Minnesota and Wisconsin lakes where it is found.
→ Best fishing times for Hendricks Lake (14-day solunar calendar)
→ Is it safe to eat fish from Hendricks Lake? (mercury & PFAS guide)
→ Hendricks Lake fishing regulations (limits, seasons, special rules)
Water Quality Trend: → Stable
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | -0.032 m/yr | 5 |
Ice Season
Historical ice data from Minnesota DNR (42 observations).
Estimated open water season: 234 days
| Earliest | Latest | |
|---|---|---|
| Ice-Out | 2024-02-25 (2024) | 2018-04-30 (2018) |
| Ice-In | 2018-11-09 (2018) | 2017-12-13 (2017) |
Most recent ice-out: 2025-03-15
Location
County Ranking
Ranked #2 of 5 lakes in Lincoln County
Cleaner Lakes Within 30 Miles
Hendricks Lake holds Grade D. One nearby lake has a higher grade.
Nearby Lakes in Lincoln County
More Minnesota Lake Rankings
Other Grade D Lakes in Minnesota
Eutrophic Lakes in Minnesota
Compare Hendricks Lake With Nearby Lakes
DNR Fisheries Survey Summary
22 surveys on file from MN DNR Fisheries. Most recent: 2025-08-18 (Targeted Survey).
Top Species by Catch Rate
| Species | Avg CPUE | Avg Weight |
|---|---|---|
| White Bass | 277.72 | 0.91 lb |
| Black Bullhead | 155.21 | 0.44 lb |
| SUN | 106.72 | — |
| Yellow Perch | 51.55 | 0.26 lb |
| OTM | 40.62 | — |
| Fathead Minnow | 30.78 | — |
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.
White Bass
Black Bullhead
Yellow Perch
From the 2025-08-18 survey
Hendricks Lake is on the Minnesota - South Dakota border and is adjacent to the southwestern Minnesota town of Hendricks. The Minnesota Department of Natural Resources and South Dakota Department of Game, Fish and Parks comanage the fishery and border waters fishing regulations apply. An aeration system is often…
DNR Reports & Resources
Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Hendricks Lake. 3 reports on file.
- —Fisheries Lake Survey — HendricksFisheries Lake Survey · MN DNR LakeFinder
- —Fish Stocking History — HendricksFish Stocking History · MN DNR LakeFinder
- —Public Water Access Sites — HendricksPublic Water Access Sites · MN DNR LakeFinder
EPA Impairment Status
Hendricks 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 MN41-0110-00 · 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: 2024-09-01
Monitoring stations: 1