| 1980's |
| 1980 |
- May 18 - At 8:32 a.m., Mount St. Helens experiences a major volcanic eruption. Due to favorable winds, the Des Moines area receives only occasional dustings of volcanic ash.
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| 1984 |
- Thomas and Frederica Wooton donate three acres for park on Redondo Way.
- Oct. - Midway Landfill designated as a "Superfund" site by the Environmental Protection Agency.
|
| 1986 |
- Nov. 4 - Voters approve purchase of Des Moines Beach Park (Covenant Beach Camp). The site is placed on State Register of Historical Places in1988.
|
| 1988 |
- Sept. 18 - New Library opened adjacent to City Hall on the corner of 11th Avenue South and South 216th Street.
- Nov. 11 - Des Moines Centennial Celebration begins.
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| 1989 |
- April - Publication of One Hundred Years of the “Waterland”; Community: A History of Des Moines, Washington; Richard Kennedy and Grechen Schmidt, Editors.
- Des Moines News/Highline Times/Federal Way News sold to an Oregon investor group.
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