When was Upper Nemahbin Lake last stocked?

The latest reported stocking was in 2023 (rainbow trout, 2,323 fish), according to Wisconsin agency reports.

Is Upper Nemahbin Lake stocked often?

Number 26 of 31 stocked waters in Waukesha County by stocking days. Stocked less often than most Wisconsin waters on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Upper Nemahbin Lake?

Rainbow trout (2 stockings, 7,339 fish).

Upper Nemahbin Lake trout stocking

Waukesha County, Wisconsin · lake · about 870 ft elevation

Upper Nemahbin Lake was last stocked in 2023; Wisconsin publishes yearly totals rather than dates. We have 2 stockings on record since 2020. Species stocked: rainbow trout.

Last stocked

2023

yearly total, no date published

Next planned

Not announced

Last 12 months

0 stockings

On record

2 stockings

since 2020

Number 26 of 31 stocked waters in Waukesha County by stocking days.
Stocked less often than most Wisconsin waters on our record.

River conditions

Nearest USGS gage: BARK RIVER AT NAGAWICKA ROAD AT DELAFIELD, WI (5 km away, on a different stream or lake).

Flow: 32 cfs; about normal for the last six weeks
Gage height: 12.64 ft

Streamflow, last six weeks (cfs), daily. Latest: 35 cfs on Sep 27.

Latest reading Sep 29, 2026, 3:00 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Upper Nemahbin Lake

Tonight
48°F
Mostly Clear
wind 0 mph
Tuesday
74°F
Mostly Sunny
wind 0 to 10 mph
Tuesday Night
60°F
Mostly Cloudy then Chance Rain Showers
35% rain · wind 5 mph
Wednesday
70°F
Rain Showers
76% rain · wind 5 to 10 mph
Wednesday Night
63°F
Showers And Thunderstorms
77% rain · wind 5 to 10 mph
Thursday
69°F
Showers And Thunderstorms
77% rain · wind 5 mph

Forecast from the National Weather Service for this location, refreshed hourly.

What is stocked

Species	Stockings	Fish	Fish per stocking	Typical size
Rainbow trout	2	7,339	3,670	8.9 in

Stocking history

20231 stocking · 2,323 fish

Date	Species	Fish	Size
Yearly totalLatest date not published	Rainbow trout	2,323	8.9 in

20201 stocking · 5,016 fish

Date	Species	Fish	Size
Yearly total date not published	Rainbow trout	5,016	8.5 in

From Wisconsin fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Wisconsin fishing regulations.

Where is Upper Nemahbin Lake?

Waukesha County, Wisconsin. Approximate: the marker is the USGS place-name point for this water, not an agency location.

Directions Larger map Wisconsin fishing regulations

Stocked waters near Upper Nemahbin Lake

Lower Nashotah Lakelake · 1 mi6 on record
Lower Nemahbin Lakelake · 1 mi1 on record
Lower Genesee Lakelake · 3 mi17 on record
Fowler Lakelake · 5 mi3 on record
Pebble Creekstream · 9 mi1 on record
Ottawa Lakelake · 9 mi8 on record
Spring Brookstream · 9 mi1 on record
Jericho Creekstream · 12 mi3 on record

All stocked waters in Waukesha County Stocked this week in Wisconsin

Questions about Upper Nemahbin Lake

When was Upper Nemahbin Lake last stocked?: The latest reported stocking was in 2023 (rainbow trout, 2,323 fish), according to Wisconsin agency reports.
Is Upper Nemahbin Lake stocked often?: Number 26 of 31 stocked waters in Waukesha County by stocking days. Stocked less often than most Wisconsin waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Upper Nemahbin Lake?: Rainbow trout (2 stockings, 7,339 fish).

Stocking data from the Wisconsin Department of Natural Resources fish stocking database, which reports yearly totals per water after verification, without stocking dates. We will correct or remove it on request.