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Timeline of Natural History of Hartley Park
Geology
- 1,100,000 Years Ago - A splitting continent poured out a solid bedrock foundation for Hartley Park and Lake Superior.
- 10,000 Years Ago - The most recent glaciation that sculpted the landscape of Hartley Park and the Lake Superior basin came to an end.
- 10,000 Years Ago to 1896 - West Tischer Creek Valley filled up
Ecology
- Pre-1895 - A blanket forest thrived before Europeans settled in the park area.
- 1896 - Allandale Farm cleared the forest for the first time.
- 1918 - Allandale Farm and dairy pasture had expanded to full capacity.
- 1940 - Hartley Field had burned extensively before this time.
- 1972 - Hartley pond drained out through an earth dam washout.
- 1981 - Three beaver dams created a huge pond, flooding old vegetable fields.