Little Martha Lake
Iron County, Wisconsin · WBIC 2314700
Size
35 acres
Max depth
36 ft
DNR lake type
Complex, Warm, clear water color
Water clarity
6.2 ft
Moderate, measured May 2023
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 1981), so the shape is approximate and a landing can sit a little off the shore. Open the DNR lake map.
Water clarity
6.2 ft Secchi depthModerate
Last measured May 9, 2023. 1 reading on record, 2023.
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 Little Martha Lake - Deepest Spot. 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.
More lakes in Iron County
- Spring Lake0.7 miles away
- Net Lake0.8 miles away
- Payment Lake1.0 miles away
- Martha Lake1.1 miles away
- Margaret Lake1.2 miles away
- Wallace Lake1.4 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
- 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.
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