Little Pickerel Lake
Little Pickerel Lake in Oconto County, Wisconsin has a water quality grade of B (Good). Water clarity: 11 ft visibility. Phosphorus: 16.9 µg/L. Maximum depth: 20 ft. Surface area: 25 acres.
Wisconsin DNR lists Panfish as present on Little Pickerel Lake. DNR survey details →
- Clarity
- 11 ft
- Typical in August
- 71°F
- Max depth
- 20 ft
- Area
- 25 acres
- Type
- Mesotrophic
- Trend
- → Stable
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Little Pickerel Lake is a 25-acre mesotrophic lake in Oconto County, Wisconsin with a maximum depth of 20 feet. Water quality is graded B based on 1 sampling years through 2026. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Compared to the 38 other monitored lakes in Oconto County, Little Pickerel Lake ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-06-19. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLow algae
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Good clarity, visible to about 11 ft. Phosphorus level: 16.9 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 11 ft | Not graded |
| Phosphorus | 16.9 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Little Pickerel Lake
Compare lakeside cabins, hotels, and vacation rentals near Little Pickerel Lake in Oconto County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Water Temperature
Little Pickerel Lake typically sits around 71°F at the surface in August. Summer average is about 72°F. Usually warmest in Jun (about 72°F) and coldest in Jan (about 36°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 13 field readings (2024–2026) via the EPA Water Quality Portal. See the full Little Pickerel Lake water temperature breakdown →
Wisconsin DNR lists Panfish as present on Little Pickerel Lake.
A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Little Pickerel Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 7 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. Monitored by volunteers since 2015. 1 station on file (most recent sample 2025).
Fish Species (DNR-rated)
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 20 ft |
| Surface Area | 25 acres |
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Little Pickerel Lake
Water Quality Trend: → Stable
Based on 7 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +0.134 m/yr | 7 |
| Phosphorus | → Stable | -0.18 µg/L/yr | 7 |
County Ranking
Ranked #7 of 39 lakes in Oconto County
Nearby Lakes in Oconto County
Frequently asked questions about Little Pickerel Lake
Where is Little Pickerel Lake?
- Little Pickerel Lake is a lake in Oconto County, Wisconsin. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Little Pickerel Lake?
- Little Pickerel Lake in Oconto County, Wisconsin has a water quality grade of B (Good). Water clarity: 11 ft visibility. Phosphorus: 16.9 µg/L. Maximum depth: 20 ft. Surface area: 25 acres.
Is Little Pickerel Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Little Pickerel Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Little Pickerel Lake?
- Little Pickerel Lake typically sits around 71°F at the surface in August, from 13 EPA Water Quality Portal field readings (2024–2026). That is a typical value for the month, not a live reading.
How deep is Little Pickerel Lake?
- Little Pickerel Lake has a maximum depth of 20 feet. The lake covers 25 acres.
What fish are in Little Pickerel Lake?
- Fish species found in Little Pickerel Lake include Panfish, Largemouth Bass, Northern Pike. Little Pickerel Lake is located in Oconto County, Wisconsin.
What did the DNR fisheries survey find at Little Pickerel Lake?
- Wisconsin DNR lists Panfish as present on Little Pickerel Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Little Pickerel Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 7 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.
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Where this data comes from
48 measurements from 1 monitoring station, 2020–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX48 samples · 2020–2026
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes