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Beaver Island Beacon publishes a Great Lakes water-level explainer, 1989

Also Great Lakes water-level article · Lake Michigan water-level explainer

Draft — sources verified, prose evolving

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.
TypeEvent
Date1989-03
WithinBeaver Island
ErasModern era
On this page
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
1989-03
Kind
Publication
Where
Beaver Island
Eras
Modern era
Concepts
hydrologyenvironmentgeographypublicationcommunication
Within
Beaver Island

Summary

The March issue publishes an explanatory article about Great Lakes water levels, including surface area, natural factors, and the Chicago diversion.

Evidence limits

This record captures the newspaper’s educational publication, not a new measurement or a complete hydrologic source review.

Sources

  1. Explains lake-surface area, factors affecting levels, Chicago diversion, and related Great Lakes context. 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 · 1989-03_Beaver-Beacon
  2. Paired held sixteen-page issue PDF.
    data1 · beaver-island-archive · scans · beaver_beacon · issues · 1989-03_Beaver-Beacon

Added 4 August 2026. Recent changes

Cite this article

Beaver Island Archive, “Beaver Island Beacon publishes a Great Lakes water-level explainer, 1989”, https://beaverislandarchive.org/events/beaver-island-great-lakes-water-level-explainer-1989/, accessed [date], citing “Great Lakes water levels,” Beaver Beacon, March 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.

BibTeX for “Beaver Island Beacon publishes a Great Lakes water-level explainer, 1989”RIS for “Beaver Island Beacon publishes a Great Lakes water-level explainer, 1989”