Plainfield Lake
Waushara County, Wisconsin29 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Plainfield Lake. Here is what has been measured.
- 12 ft max depth
- Public access
- Limited data
Plainfield Lake in Waushara County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 6.8 ft visibility. Maximum depth: 12 ft. Surface area: 29 acres.
Wisconsin DNR lists Panfish as present on Plainfield Lake. DNR survey details →
Plainfield Lake is a 29-acre lake in Waushara County, Wisconsin with a maximum depth of 12 feet. The lake supports 1 documented fish species including Panfish. Public access is available.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2020-09-09. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Plainfield Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Plainfield Lake
These are the measurements Wisconsin DNR publishes for Plainfield Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 6.8 ft. TSI 50.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 6.8ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 50 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Plainfield Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as present on Plainfield Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Plainfield Lake’s water-quality measurements separately. 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. 1 station on file (most recent sample 2020).
Fish Species (DNR-rated)
Lake Details
Max depth
12 ft
Surface area
29 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
20 sq mi
HydroLAKES / HydroSHEDS
Shoreline
0.9 mi
HydroLAKES / HydroSHEDS
Elevation
1,109 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
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Stays near Plainfield Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing Plainfield Lake
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Plainfield Lake under Clean Water Act (NPDES) discharge permits.
- Plainfield Wastewater Treatment FacilityPlainfield, Village Of · 0.8 mi away · NPDES WI0060062
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Waushara County
Frequently asked questions about Plainfield Lake
Where is Plainfield Lake?
- Plainfield Lake is a lake in Waushara County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Plainfield Lake?
- Plainfield Lake in Waushara County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 6.8 ft visibility. Maximum depth: 12 ft. Surface area: 29 acres.
Is Plainfield Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Plainfield Lake?
- Plainfield Lake has a maximum depth of 12 feet. The lake covers 29 acres.
What fish are in Plainfield Lake?
- Fish species found in Plainfield Lake include Panfish. Plainfield Lake is located in Waushara County, Wisconsin.
What did the DNR fisheries survey find at Plainfield Lake?
- Wisconsin DNR lists Panfish as present on Plainfield Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Plainfield Lake’s water-quality measurements separately. Catch rate is not a swim clearance and is not a weekly bite report.
Can I fish at Plainfield Lake?
- Public access to Plainfield Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
1 measurement from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX1 sample · 2020
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes