Black Hawk Pits depth map

Sac County, Iowa. The contour map of Black Hawk Pits, deepest water shaded darkest, with a heavier line every 20 feet.

Contours: Iowa DNR (2014). Not for navigation. Original documentation travels with the data. Source: Iowa DNR lake bathymetry, 1 ft contours.

Fish Black Hawk Pits through the ice

Download Black Hawk Pits in Lake Depth Maps and its depth lines work with no signal: your position shows on the contours, with the depth under you read from the nearest lines. Pick two depths and the app lays a line of holes across the steepest break.

Water levels change. Not for navigation. A depth map says nothing about the ice. Check ice yourself, every trip.

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