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Hay Lake

Gogebic County, Michigan · MI DNR bathymetric survey
35ft Max
depth
14 acres 8 contours
Paddling Index90ExcellentMedium confidenceaway from major roads · sheltered geometry · wooded shoreline
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Depth scale

The lake

Survey readout

Hay Lake is mapped to a depth of 35 ft on the Michigan DNR survey and covers about 14 acres in Gogebic County, Michigan.

Measured from the Michigan DNR inland-lake contour survey.

Deepest mapped contour
35 ft
Mean depth
9.5 ft · estimated
Surface area
14 acres
Estimated volume
131 acre-ft · 43M gal
Shoreline
0.75 mi · lobed
Aquatic vegetation
8% of surface · NDVI estimate
Public access
No public DNR launch identified
Additional depth details8 contours
Contour depths
0–35 ft
Recorded point soundings
35 ft, 29 ft

58.1% of the surface sits over water shallower than 10 ft; 9.2% is deeper than 20 ft. Depth, area and volume are estimated from the interpolated survey surface — historical reference, not measurement.

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Chart data

Provenance

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
46.21421, -89.33096
MI DNR lake ID
L46049
Vertical exaggeration
2.49×
Basemap
USDA NAIP · public domain
Model size
1.2 MB

Paddling

Paddling Index methodology v1.0 · calculated 2026-08-21
90 / 100ExcellentData confidence: Medium

Hay Lake has a heavily wooded and largely undeveloped setting, well sheltered geometry, little nearby major-road exposure. No special watercraft restriction is identified in the current source.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingExcellent34.3 of 3597% natural land cover within 150 m of shore (92% forest, 4% wetland; 0% developed)
Geometric wind exposureExcellent29.4 of 29mean fetch 326 m · 100% of sampled water within 500 m of shelter · short fetch in most directions
Watercraft controlsNone identified8.8 of 18No special watercraft restriction identified in the current DNR source. Motors permitted, subject to general law.
Public accessNot listedNo DNR-listed access site. Township, county and road-end launches are not in this source, so this is not evidence that access is poor — the component is excluded and the remaining weights are renormalized.
Road isolationExcellent17.6 of 18relatively isolated from major roads · 0 MDOT-classified segments within 1.2 km

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
High — narrow throughout — passing wakes would reach most of the water
Aquatic vegetation
Low — approximately 8% 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
High — 92% forest and 4% wetland cover within 150 m of shore
How this index is calculated. The Paddling Index is a relative composite derived from lake geometry and public environmental, access, roadway and watercraft-control data. It is not a user review, a safety rating, or a prediction of an individual outing. Differences of a few points should not be treated as meaningful — an 84 and an 82 are broadly comparable. Components and weights: natural setting 30%, geometric wind exposure 25%, watercraft controls 15%, public access 15%, road isolation 15%; observed motorboat activity is weighted 0% because no defensible lake-level measurement exists. Where a component has no data the remaining weights are renormalized and the confidence rating is lowered; below Medium confidence no number is shown. Sources: MI DNR Watercraft Control Areas (2026-08), USGS/MRLC NLCD Land Cover (2021), MDOT Annual Average Daily Traffic (2025) and MI DNR bathymetric survey outline (0 ft isobath). Conditions change quickly — check current weather and local conditions before going out.

Fishing rules

No recent catch, survey, or stocking data for this lake — but a fisheries order still governs it.

Fishing rules for this lake Beta

Rules that apply to this water, whatever you are fishing for.

These are hook-and-line size, daily limit and season rules. Gear, spearing and bow fishing, spawning closures and rod limits are set by other Fisheries Orders and are not shown here.

Beta. This panel is newly published. Every value is parsed from the Michigan DNR fisheries orders and hand-checked against the printed digest, but the coverage and wording are still under review. If anything here disagrees with the Michigan DNR's Fisheries Orders or its printed digest, the DNR is right — the signed Fisheries Order is the legal text; the digest summarises it.
Sylvania Wilderness Area — Statewide seasons apply, except that no fishing is allowed before the last Saturday in April or after October 31. Largemouth and Smallmouth Bass must be returned immediately to the water without injury. Possession of any bass is prohibited on these waters, regardless of where it was caught. Hook-and-line fishing only. Only artificial lures with barbless hooks may be used. (FO-212.19, effective 2018-09-13)

From FO-206.26 (eff. 2026-04-01) / FO-215.23A (eff. 2023-09-15) / FO-254.25 (eff. 2025-10-10), checked against the 2026 Michigan Fishing Regulations digest · verified 2026-08-24. Regulations can change — Michigan DNR rules are the controlling source; verify current regulations before fishing. Official regulations

Non-native species records

No non-native species recorded in the available dataset. This does not confirm that no non-native species are present.

Source: Midwest Glacial Lakes Partnership Conservation Planner; underlying nonindigenous species records from the USGS Nonindigenous Aquatic Species database.

Bait & tackle nearby

licensed retail bait dealers · straight-line distance
Wilderness Bay Lodge & Resort≈2.6 mi · (800) 445-5370E20060 Thousand Island Lake Rd, Watersmeet · Google · Apple
Dealers licensed by the Michigan DNR to sell live bait; listing is not an endorsement. Distances are straight-line, not driving — and call ahead: hours and stock change. Source: Michigan DNR retail bait dealer data.
Quick answers

Hay Lake — common questions

How deep is Hay Lake?

The deepest contour on the Michigan DNR bathymetric survey of Hay Lake is 35 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 Hay Lake?

Hay Lake covers about 14 acres in Gogebic County, Michigan.

What is the average depth of Hay Lake?

The estimated mean depth of Hay Lake is 9.5 ft, calculated from the survey contours.

Is there public access to Hay Lake?

No public launch for Hay 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.