Williams Lake
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Depth scale
Survey readout
Williams Lake is mapped to a depth of 45 ft on the Michigan DNR survey and covers about 171 acres in Oakland County, Michigan.
Measured from the Michigan DNR inland-lake contour survey.
- Deepest mapped contour
- 45 ft
- Mean depth
- 12.9 ft · estimated
- Surface area
- 171 acres
- Estimated volume
- 2,212 acre-ft · 721M gal
- Shoreline
- 3.92 mi · irregular
- Aquatic vegetation
- 5% of surface · NDVI estimate
- Public access
- Boat Launch · Rec Passport
Additional depth details8 contours
- Contour depths
- 0–45 ft
- Recorded point soundings
- 45 ft
Other waters with a public launch on this map: Maceday Lake. Their launches are not marked on the model — only Williams Lake’s own are.
48.7% of the surface sits over water shallower than 10 ft; 27.1% is deeper than 20 ft. Depth, area and volume are estimated from the interpolated survey surface — historical reference, not measurement.
Compare with another lakeProvenance
Sources: MI DNR inland lake contours, USGS 3DEP, USDA NAIP (public domain), OpenStreetMap (ODbL), MI DNR Boat Launches.
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Map details & sources5 sources
All layers registered to one bounding box; positions in WGS 84.
Survey-derived depth contours drape over USGS 3DEP elevation, with a USDA NAIP aerial basemap and OpenStreetMap shoreline. Colour shows surveyed depth; dark lines are the survey's own isobaths.
- Coordinates
- 42.67495, -83.42374
- MI DNR lake ID
- L914
- Vertical exaggeration
- 2.15×
- Basemap
- USDA NAIP · public domain
- Model size
- 2.4 MB
Paddling
Paddling Index methodology v1.0 · calculated 2026-08-21Williams Lake has a substantially developed setting, generally sheltered geometry, substantial nearby higher-volume roads. No special watercraft restriction is identified in the current source.
Why this score?5 components
Included in the index
| Component | Rating | Points of weight | Measurement |
|---|---|---|---|
| Natural setting | Modest | 0.6 of 30 | 4% natural land cover within 150 m of shore (1% forest, 3% wetland; 90% developed) |
| Geometric wind exposure | Very Good | 18.8 of 25 | mean fetch 736 m · 3% of sampled water within 500 m of shelter · generally short fetch |
| Watercraft controls | None identified | 7.5 of 15 | No special watercraft restriction identified in the current DNR source. Motors permitted, subject to general law. |
| Public access | Good | 12.8 of 15 | 1 site with DNR boating-facility records · 2 ramp lanes · 15 trailer spaces |
| Road isolation | Modest | 0.8 of 15 | substantial nearby higher-volume roads · 136 MDOT-classified segments within 1.2 km, peak 31,133 vehicles/day |
Additional paddling considerations
These describe the lake but are not part of the v1 Paddling Index and do not change the number above.
- Wake sensitivity
- Low — wide enough that wakes disperse over most of the lake
- Aquatic vegetation
- Low — approximately 5% mapped coverage · NAIP aerial imagery (NDVI)
- Observed motorized activity
- Unknown — No lake-level measurement of boat traffic is available. Legal permission to operate motors is not evidence of use.
- Wildlife habitat potential
- Limited — 1% forest and 3% wetland cover within 150 m of shore
Compare Michigan lakes by Paddling Index →
Non-native species records
1 recordPlants & algae
- Starry Stonewort
What does non-native mean?
USGS records identify non-native species that have been documented for this lake or its shoreline. Non-native does not necessarily mean invasive, and historical records do not confirm current presence.
Source: Midwest Glacial Lakes Partnership Conservation Planner; underlying nonindigenous species records from the USGS Nonindigenous Aquatic Species database.
At the lake
community-mapped amenities · straight-line distanceBait & tackle nearby
licensed retail bait dealers · straight-line distanceWilliams Lake — common questions
How deep is Williams Lake?
The deepest contour on the Michigan DNR bathymetric survey of Williams Lake is 45 ft. That is the deepest depth the historical survey map records, which may differ from the deepest point of the lake itself.
How big is Williams Lake?
Williams Lake covers about 171 acres in Oakland County, Michigan.
What is the average depth of Williams Lake?
The estimated mean depth of Williams Lake is 12.9 ft, calculated from the survey contours.
Is there public access to Williams Lake?
No public launch for Williams Lake appears in the Michigan DNR access data. That is not the same as the lake being private -- municipal and private ramps are not in that source.





