Augustine Lake
Ashland County, Wisconsin171 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Augustine Lake. Here is what has been measured.
- Purple Loosestrife
- 10 ft max depth
- Public access
- Limited data
Augustine Lake in Ashland County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 4 ft visibility. Maximum depth: 10 ft. Surface area: 171 acres.
Wisconsin DNR lists Musky as common on Augustine Lake. DNR survey details →
Augustine Lake is a 171-acre lake in Ashland County, Wisconsin with a maximum depth of 10 feet. Overall water quality is declining over recent sampling years. The lake supports 4 documented fish species including Musky, Panfish, and Largemouth Bass. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2025-10-04. Methodology: how these readings are compared.
Augustine Lake covers about 170 acres in Ashland County. It has one public boat landing. Vrbo is where to look for cabins and lake homes around Augustine Lake, and Booking.com and Expedia search hotels near the lake for your dates.
What Augustine Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Fishing4 species recorded
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Augustine 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 Augustine Lake
These are the measurements Wisconsin DNR publishes for Augustine Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 4 ft. TSI 57.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4ft | 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. | 57 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Augustine Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Musky as common on Augustine Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Augustine Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is declining. 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 2000. 1 station on file (most recent sample 2025).
Fish Species (DNR-rated)
Lake Details
Max depth
10 ft
Surface area
171 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Shoreline
2.3 mi
HydroLAKES / HydroSHEDS
Elevation
1,617 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Augustine LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Augustine Lake
Compare lakeside cabins, hotels, and vacation rentals near Augustine Lake in Ashland 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.
Top-rated places to stay near Augustine Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing Augustine 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.
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Worsening6 years
Nearby Lakes in Ashland County
Frequently asked questions about Augustine Lake
Where is Augustine Lake?
- Augustine Lake is a lake in Ashland County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Augustine Lake?
- Augustine Lake in Ashland County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 4 ft visibility. Maximum depth: 10 ft. Surface area: 171 acres.
Is Augustine Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Augustine Lake?
- Augustine Lake has a maximum depth of 10 feet. The lake covers 171 acres.
What fish are in Augustine Lake?
- Fish species found in Augustine Lake include Musky, Panfish, Largemouth Bass, Northern Pike. Augustine Lake is located in Ashland County, Wisconsin.
What did the DNR fisheries survey find at Augustine Lake?
- Wisconsin DNR lists Musky as common on Augustine Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Augustine Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Augustine Lake?
- Augustine Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Augustine Lake. Public access is listed as yes.
Can I fish at Augustine Lake?
- Augustine Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. 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
51 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX51 samples · 2020–2025
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory