Ontario Lake Depths
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Steenburg Lake

Hastings County, Ontario · MNRF bathymetric survey
19.8m Mapped depth
65 ft
296 ha 13 contours Fishing access
Paddling Index51Modest
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Depth scale

The lake

Survey readout

Steenburg Lake is mapped to a depth of 19.8 m (65 ft) on the Ontario MNRF survey and covers about 296 ha (732 acres) in Hastings County, Ontario. Depths come from the Ontario MNRF survey of 1961.

Measured from the Ontario MNRF bathymetry survey.

Deepest mapped contour
19.8 m (65 ft)
Survey year
1961
Surface area
296 ha (732 acres)
Shoreline
16.9 km (10.5 mi) · irregular
Fishing access
1 MNRF fishing access point · 1 boat launch
Additional depth details13 contours
Contour depths
0–19.8 m (65 ft)
Deep-spot markers
19.8 m (65 ft)
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Chart data

Provenance

Sources: Ontario MNRF / LIO Bathymetry, Ontario FRI Leaf-On Imagery, Ontario FRI LiDAR DTM, OpenStreetMap (ODbL), Contains information licensed under the Open Government Licence – Ontario.

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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 Ontario LiDAR (FRI DTM) elevation, with a Ontario FRI aerial basemap and OpenStreetMap shoreline. Colour shows surveyed depth; dark lines are the survey's own isobaths.

Coordinates
44.82420, -77.68200
MNRF lake ID
18-2880-49669
Vertical exaggeration
1.47×
Basemap
Ontario FRI
Model size
1.4 MB

Check the source: this lake’s record (18-2880-49669) in the Ontario MNRF bathymetry index, and the contour line layer the map is drawn from (Land Information Ontario open data, Open Government Licence – Ontario). Survey year: 1961. This model was built 2026-09-06. Depths between contours are interpolated, not measured.

Paddling

Paddling Index methodology v1.0 · calculated 2026-09-16
51 / 100ModestData confidence: High

Steenburg Lake has a partly natural setting, moderate open-water exposure, some nearby classified roads.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingGood15.7 of 3558% natural land cover within 150 m of shore (48% forest, 10% wetland; 40% developed)
Geometric wind exposureGood12.1 of 29mean fetch 1,661 m · 0% of sampled water within 500 m of shelter · moderate open-water fetch
Motor & speed rulesNot modelled—Canada publishes vessel motor and speed restrictions as federal legal schedules, not map data, so they are not part of the Ontario index. Check local signage and Transport Canada rules before going out.
Public accessGood15.0 of 181 MNRF fishing access point · boat ramp
Road isolationGood8.6 of 18some nearby classified roads · 28 Ontario Road Network segments within 1.2 km (traffic estimated from road class, not measured)

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
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
Moderate — 48% forest and 10% wetland cover within 150 m of shore
Mapped wildlife habitat
Mapped — Ontario MNRF has mapped deer wintering area within 1 km of this lake. These are habitat records from provincial surveys, not animal counts; areas with nothing mapped may still hold wildlife. · Ontario MNRF Wildlife Values Area. Contains information licensed under the Open Government Licence – Ontario.
How this index is calculated. The Paddling Index is a relative composite derived from lake geometry and public land-cover, access and road-network 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 for Ontario lakes: natural setting 35%, geometric wind exposure 29%, public access 18%, road isolation 18%. Motor and speed restrictions are not modelled for Ontario, and road traffic is estimated from road class, not measured. Where a component has no data the remaining weights are renormalized and the confidence rating is lowered; below Medium confidence no number is shown. Ontario scores are relative to other Ontario lakes and are not directly comparable with Paddling Index scores on our sister sites, which use different data sources and include a watercraft-rules component. Sources: Ontario MNRF bathymetry outline (0 m contour or survey index polygon), Ontario Land Cover v1.0, Ontario MNRF (Open Government Licence – Ontario) (2020), Ontario MNRF Fishing Access Points (Open Government Licence – Ontario) (2026-09) and Ontario Road Network (Open Government Licence – Ontario); traffic estimated by road class, not measured (2026-09). Conditions change quickly — check current weather and local conditions before going out.

Angler catch reports

Fish ON-Line · 2013–2026

What anglers say they caught here, logged trip by trip in Ontario’s Fish ON-Line app — most recently in March 2026.

34Trips logged
14Species
444Fish reported

Pictures are sized relative to each other. Illustrations are AI-generated representative adults in everyday colours, not photographs (provenance).

All species & trip details14 species
Yellow Perch17 of 34 trips · 322 caught
Splake17 of 34 trips · 44 caught
Rock Bass9 of 34 trips · 30 caught
Largemouth Bass7 of 34 trips · 20 caught
Smallmouth Bass5 of 34 trips · 9 caught
Yellow Bullhead2 of 34 trips · 2 caught
White Perch1 trip · one angler’s report · 5 caught
Freshwater Drum1 trip · one angler’s report · 4 caught
Burbot1 trip · one angler’s report · 2 caught
Channel Catfish1 trip · one angler’s report · 2 caught
Brook Trout1 trip · one angler’s report · 1 caught
Brown Bullhead1 trip · one angler’s report · 1 caught
Pumpkinseed1 trip · one angler’s report · 1 caught
White Sucker1 trip · one angler’s report · 1 caught

How people fish it: ice 82% · boat 12% · shore 6%
Catch rate: about 3.2 fish an hour, all species together (34 trips, 137 hours logged)
Kept: 30% of the fish reported; the rest were released

Trips are logged voluntarily by anglers in Ontario’s Fish ON-Line app. This is what people report catching, not a Ministry survey, and a species nobody has logged may still be here. Contains information licensed under the Open Government Licence – Ontario. Source: Ontario Ministry of Natural Resources, Fish ON-Line. A logged catch does not mean it is legal to catch or keep: check the Ontario Fishing Regulations Summary for this lake’s zone and exceptions.
Quick answers

Steenburg Lake — common questions

How deep is Steenburg Lake?

The deepest contour on the Ontario MNRF bathymetric survey of Steenburg Lake is 19.8 m (65 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 Steenburg Lake?

Steenburg Lake covers about 296 ha (732 acres) in Hastings County, Ontario.

Is there public access to Steenburg Lake?

The Ontario MNRF lists 1 fishing access point within 100 m of the shoreline of Steenburg Lake: 1 boat launch. The list includes municipal and privately owned sites, and some may charge a fee or restrict parking, so it confirms a place anglers use rather than a public right of way. Check locally before you go.