Beaver Island Beacon reports June 1989 Lake Michigan levels

Locator map: Beaver Island highlighted within the Beaver Island archipelago — Took place at Beaver IslandLocator plate © OpenStreetMap contributors (ODbL 1.0); depths NOAA; names USGS GNIS. How the plates are drawn.

Event

Date: 1989-06-30
Kind: Observation
Where: Beaver Island
Eras: Modern era
Concepts: hydrologyenvironmentcommunication
Within: Beaver Island

Summary

The July Beacon reports Lake Michigan at 578.68 feet above sea level at the end of June 1989 and gives a June monthly mean of 578.56 feet, alongside historical comparisons and a July forecast.

Evidence limits

This preserves the published summary and its stated comparisons, not the Corps of Engineers gauge series or forecast file.

Sources

“LAKE LEVELS,” Beaver Beacon, July 28, 1989.
Reports an end-of-June level of 578.68 feet above sea level, a June mean of 578.56 feet, comparisons with historical extremes, and a Corps of Engineers July forecast. The holding institution's portal restricts automated access; the archive holds a copy of this issue and can provide it on request.
data1 · beaver-island-archive · beaver_beacon · 1989-07_Beaver-Beacon
Beaver Beacon, July 1989, held issue PDF, source scan.
Paired held twenty-two-page July issue PDF.
data1 · beaver-island-archive · scans · beaver_beacon · issues · 1989-07_Beaver-Beacon

Added 4 August 2026. Recent changes

Cite this article

Beaver Island Archive, “Beaver Island Beacon reports June 1989 Lake Michigan levels”, https://beaverislandarchive.org/events/beaver-island-june-lake-levels-1989/, accessed [date], citing “LAKE LEVELS,” Beaver Beacon, July 28, 1989. (and 1 further source listed on the page).

Last revised 2026-08-04. Fill in [date] with the date you read it — this page is static and cannot know that.

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