Great Lakes water levels constitute one of the longest high quality hydrometeorological data sets in North America with reference gauge records beginning about 1860 with sporadic records back to the early 1800's. These levels are collected and archived by NOAA's National Ocean Service.

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. NOTE: During winter months, stage and discharge may be significantly affected by backwater from ice, resulting in incorrect discharge data. Consequently, discharge data may not be displayed during periods of ice effect.

Lake Michigan–Huron (also Huron–Michigan) is the body of water combining Lake Michigan and Lake Huron, which are joined through the 5-mile-wide (8.0 km), 295-foot-deep (90 m), open-water Straits of Mackinac.

A statewide map of Michigan showing the major lakes, streams and rivers. Drought, precipitation, and stream gage information.

Jan 21, 2025 · Approximately 100 streams flow into the lake, only a few of which are of appreciable size. The Manistee, Pere Marquette, White, Muskegon, Grand, Kalamazoo, and St. Joseph rivers enter the lake from the east. The Fox and Menominee rivers flow into Green Bay, a northwestern arm of the lake.

Map of real-time streamflow compared to historical streamflow for the day of the year (Michigan)

Distance between current water level and bridge is . Plot Data. Standard Metric Auto-Refresh: No station data found on this data type map layer. Use the Advanced feature to search under a different data type map layer and try again. Water Level. Water Level. Winds. Air Temperature. Water Temperature ...

The Straits of Mackinac is the connecting waterway between Lakes Michigan and Huron of the Great Lakes—the largest freshwater system on Earth. Due to the unique flow of the Straits, the two lakes are considered to be one (Lake Mchigan-Huron), forming the largest lake in the world by surface area and the fourth largest by volume.

Jan 25, 2024 · Scientists say because of its unique setup, on average, it will take 99 years for the water in Lake Michigan to be completely replaced. So you MIGHT live long enough for ONE full cycle of water in Lake Michigan.

The Milwaukee Reef, running under Lake Michigan from a point between Milwaukee and Racine to a point between Grand Haven and Muskegon, divides the lake into northern and southern basins. Each basin has a clockwise flow of water, deriving from rivers and winds.