Lower Straits Lake, Oakland County, MI: Depth Map, Fishing & Water Quality

Today on the lake

Updated 9 Oct 2026, 3:25 am EDT. Get alerts for Lower Straits Lake

WEATHEROvernight: clear, 43°F, wind W 5 mph. Friday: sunny, 67°F, wind WSW 3 to 7 mph.

WARNINGSNo weather or fire warnings in effect.

FIRENo wildfires or prescribed burns reported within 25 miles.

BURNINGCampfires and debris burning: check today's status with Michigan DNR.

ALGAEToo small for satellite monitoring (under 1 km²). No bloom reports on record with Michigan DHHS.

National Weather Service; National Interagency Fire Center; U.S. EPA CyAN satellite; Michigan DHHS; Michigan DNR. Weather, warnings, fires and satellite refresh when you open the page (checked at most hourly).

Depth map

9 contours, 3 to 21 ft

034571012152021feet

Michigan DNR survey, fetched 7 Oct 2026. Not for navigation.

Size and depth

209 acres · deepest 21 ft (measured) · shoreline about 5.2 mi

Lower Straits Lake is the 26th largest of the 290 named lakes of 10 acres or more in Oakland County. By Michigan DNR survey it is the 88th deepest of the 104 with a measured depth. Its shoreline measures about 5.2 miles along the state outline. About 6% of its area is deeper than 10 ft.

Ranks against Oakland County lakes in Michigan hydrography, Michigan DNR lake surveys and Michigan EGLE satellite clarity; shoreline measured from the state outline. How we measure

Water quality

Nearby lakes with measured depth

Reed Lake48 ft deep · 1.1 mi · Oakland County

North Commerce Lake66 ft deep · 1.5 mi · Oakland County

66 ft deep · 1.5 mi · County

Long Lake12 ft deep · 1.6 mi · Oakland County

South Commerce Lake56 ft deep · 1.6 mi · Oakland County

Middle Straits Lake55 ft deep · 1.8 mi · Oakland County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Lower Straits Lake?

Lower Straits Lake is 21 feet at its deepest point, measured by Michigan DNR survey. It covers 209 acres.

How much of Lower Straits Lake is deeper than 10 feet?

About 6% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.