Poffenrath Slough
Grant County, Wisconsin · WBIC 1214600
The DNR lists this lake's watershed (City of Boscobel-Wisconsin River) as suspect or infected with VHS, a fish virus. The listing covers the watershed, not a test of this lake. About VHS
Size
10 acres
Max depth
6 ft
DNR lake type
Simple, Warm, dark water color
Water clarity
4.9 ft
Low, measured Oct 2022
A warm-water lake type: the DNR groups it with lakes that warm up through summer. This describes the lake type in general, not this lake in particular.
Outline
Drawn from the DNR's 24K hydrography (surveyed 1983), so the shape is approximate and a landing can sit a little off the shore. Open the DNR lake map.
Water clarity
4.9 ft Secchi depthLow
Last measured Oct 27, 2022. 6 readings on record, 2022.
Secchi depth is how far down a white disk stays visible. A bigger number means clearer water. Clear means a Secchi depth of 10 feet or more, moderate 5 to 10 feet, low under 5 feet.
Wisconsin DNR water monitoring (volunteer and staff), via the Water Quality Portal; station Unknown -- Poffenrath Slough. Checked Oct 23, 2026.
Today at the lake
Forecast: National Weather Service (no endorsement implied). Sunrise, sunset and moon phase are calculated. The moon phase can be a day off.
Boat landings
- Poffenrath SloughCarry-in access · Unimproved surface · State(dnr)
- Poffrnrath SloughCarry-in access · Select One...
Some landings are matched to this lake by name only, because the DNR list gives no location for them. They have no pin.
Wisconsin DNR public boat access sites. Checked Oct 23, 2026.
More lakes in Grant County
- Postel Slough0.4 miles away
- Rice Lake0.6 miles away
- Fish Trap Lake0.8 miles away
- Pospichal Slough1.0 miles away
- Whites Slough1.8 miles away
- Woodman Lake16 miles away
Where this comes from
- Size, depth and lake typeWisconsin DNR lake classifications, checked Oct 23, 2026
- OutlineWisconsin DNR 24K hydrography, checked Oct 23, 2026
- Boat landingsWisconsin DNR public boat access sites, checked Oct 23, 2026
- Water clarityWisconsin DNR water monitoring, via the Water Quality Portal, checked Oct 23, 2026
- VHS statusWisconsin DNR VHS status by watershed, checked Oct 24, 2026
See data sources for what each source covers, and about for how the numbers are matched to lakes.
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