Long Lake

Outline

Drawn from the DNR's 24K hydrography (surveyed 1981), so the shape is approximate and a landing can sit a little off the shore. Open the DNR lake map.

Water clarity

11.2 ft Secchi depthClear

Last measured Aug 10, 2022. 1 reading on record, 2022.

Only one reading is on record.

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 Long Lake - Deep Hole T38 R08 S16. 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.

Stocking history

• Walleyelast stocked 2024 (large fingerling, small fingerling and yearling); stocked in 5 years since 2010

Stocking shows what was added to the lake, not what is in it now.

Wisconsin DNR annual fish stocking summary. Checked Oct 23, 2026.

More lakes in Oneida County

• Brown Lake0.7 miles away
• Muskellunge Lake0.9 miles away
• D L Lake1.1 miles away
• Shallow Lake1.2 miles away
• Turtle Lake1.6 miles away
• Tom Doyle Lake1.8 miles away

All Oneida County lakes

Where this comes from

• Size, depth and lake typeWisconsin DNR lake classifications, checked Oct 23, 2026
• OutlineWisconsin DNR 24K hydrography, checked Oct 23, 2026
• Stocking historyWisconsin DNR annual fish stocking summary, checked Oct 23, 2026
• Regulations linkWisconsin DNR fishing regulations (linked, not restated), 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.