Alger County, MI Water Table Trend
Alger County, MI: the closest actual trend
Marquette County, MI, 45 miles from Alger County, is the closest county with a qualifying well, and its water table is declining at a typical pace for a declining county.
No well inside Alger County clears this site's 15-year qualifying bar, so this is the closest real reading, not a measurement of Alger County's own aquifer. Worth checking your own well's depth log against it rather than assuming it matches. See Marquette County, MI's full page. See the no-data guide for why a county this close to a qualifying well still doesn't get its own number.
About Alger County
Alger County, Michigan covers 915 square miles and is home to about 8,695 people. USGS's National Groundwater Monitoring Network covers 1,449 of 3,222 US counties (45%) today; Alger County isn't one of them yet, see the methodology guide for the exact qualifying bar.