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Event

High Great Lakes water levels prompt a fall-storm erosion warning, 1986

Also 1986 Great Lakes high water warning · Beaver Island shoreline erosion warning

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
Dates1986-08 – 1986-10
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
Dates
1986-08 – 1986-10
Kind
Announcement
Where
Beaver Island
Eras
Modern era
Concepts
environmenthydrologyshorelinesdisastercommunication
Within
Beaver Island

Summary

The November 1986 Beaver Beacon reprinted a warning that high Great Lakes levels and continued precipitation could increase Beaver Island shoreline erosion and flooding during fall storms.

Evidence limits

This is a reprinted forecast and advisory, not a calibrated hydrologic dataset, engineering assessment, or later storm-outcome record.

Sources

  1. Reports above-normal Great Lakes precipitation and levels, a wetter-than-normal forecast through October, shoreline vulnerability to erosion and flooding, and August 5 Lake Michigan–Huron levels and projections. It is a reprinted forecast and advisory, not a calibrated hydrologic dataset, engineering assessment, or later storm-outcome record. 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 · 1986-11_Beaver-Beacon
  2. The held twenty-page November issue PDF is paired with the canonical OCR source and confirms the high-water article.
    data1 · beaver-island-archive · scans · beaver_beacon · issues · 1986-11_Beaver-Beacon

Added 4 August 2026. Recent changes

Cite this article

Beaver Island Archive, “High Great Lakes water levels prompt a fall-storm erosion warning, 1986”, https://beaverislandarchive.org/events/beaver-island-high-water-fall-storm-warning-1986/, accessed [date], citing Philip Kollor, “High Water Could Mean Damage in Fall Storms,” Beaver Beacon, November 1986, reprinted from the Door County Advocate. (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 “High Great Lakes water levels prompt a fall-storm erosion warning, 1986”RIS for “High Great Lakes water levels prompt a fall-storm erosion warning, 1986”