Figure 22.4

Cooperative Institute for Climate and Satellites - NC
Kenneth E. Kunkel

This figure appears in chapter 22 of the NOAA-led State Summaries 2017 report.

Long-term annual time series of the average water levels for Lake Michigan-Huron. Water levels in the Great Lakes have fluctuated widely over the years. Lake Michigan-Huron has shown a statistically significant downward trend over the past 150 years. The trend is largely due to the high levels early in the period and extremely low levels during the 21st century. Source: NOAA NOS and Canadian Hydrographic Service.

Free to use with credit to the original figure source.

The time range for this figure is January 01, 1860 (00:00 AM) to April 30, 2015 (00:00 AM).

This figure was created on April 24, 2015.

The spatial range for this figure is 41.6960° to 48.1910° latitude, and -82.4184° to -90.4185° longitude.

Provenance

This figure was derived from dataset Great Lakes Water Levels Monitoring Network using the activity 0096f954-43ac-4f5d-b409-1cbb077280f4