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LakeQuality
B

East Smith Lake

Itasca County, MinnesotaLimited DataMesotrophic

East Smith Lake comes in at a B on the grading rubric — a respectable showing for a Minnesota lake of its size and depth. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

A TSI near 41 places East Smith Lake in the mesotrophic band — moderate productivity, with seasonal swings between clearer spring water and richer late-summer conditions. East Smith Lake reaches 38 ft at its deepest point — typical for Minnesota mid-sized lakes, with seasonal stratification but limited cold-water refuge. At 152 acres, East Smith Lake fits the Minnesota median for monitored lakes, with 5.0 miles of shoreline. Among the 141 graded lakes in Itasca County, East Smith Lake sits at rank 64, above the county median.

No invasive species are currently listed at East Smith Lake — the lake remains off the Minnesota infested-waters roster. Bass fishing is part of the appeal: the species list runs to 5, anchored by largemouth and/or smallmouth bass. The lake lacks a documented public access point, so visitor use is limited. The lake has a partial ice record — 12 observed ice-outs, centered near Apr 20. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-09-01. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 12 ft. Trophic State Index: 41.

MetricValueGrade
Water Clarity (Secchi Depth)12 ftB
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)41Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth38 ft
Surface Area151.78 acres
Shoreline Length5 mi
Littoral Zone45%
Public AccessNo

Fish Species

Click a species to see all Minnesota and Wisconsin lakes where it is found.

→ Best fishing times for East Smith Lake (14-day solunar calendar)

→ Is it safe to eat fish from East Smith Lake? (mercury & PFAS guide)

East Smith Lake fishing regulations (limits, seasons, special rules)

Water Quality Trend: Stable

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Stable-0.06 m/yr5

Ice Season

Historical ice data from Minnesota DNR (24 observations).

Typical Ice-Out
Apr 20
Typical Ice-In
Nov 23

Estimated open water season: 217 days

EarliestLatest
Ice-Out2000-03-28 (2000)2008-05-02 (2008)
Ice-In2003-11-08 (2003)1998-12-17 (1998)

Most recent ice-out: 2008-05-02

Location

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County Ranking

Ranked #64 of 141 lakes in Itasca County

Nearby Lakes in Itasca County

DNR Fisheries Survey Summary

3 surveys on file from MN DNR Fisheries. Most recent: 2009-08-10 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluegill14.990.14 lb
Northern Pike3.131.41 lb
Black Crappie1.770.42 lb
Yellow Perch1.600.1 lb
Largemouth Bass0.630.66 lb
Pumpkinseed0.380.1 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.

Bluegill

108 fish · 39 in · 2009-08-10
51260trophy 103456789

Northern Pike

32 fish · 936 in · 2009-08-10
420trophy 361012141618202224262830323436

Black Crappie

32 fish · 611 in · 2009-08-10
950trophy 1067891011

Yellow Perch

8 fish · 67 in · 2009-08-10
74067

From the 2009-08-10 survey

East Smith Lake is a 145 acre lake located five miles southeast of Marcell, MN in the Big Fork River watershed. The lake is in ecological lake class 32. Lakes in this class are small, have moderate clarity and depth, and relatively soft water. Other area lakes in this class include Big Ole, Black Island and Highland…

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 East Smith Lake. 2 reports 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: 2024-09-01

Monitoring stations: 1