Mines in Waldo County, Maine

Waldo County, Maine has 70 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 11 of these are currently active mining operations. The most commonly recorded commodity is construction sand and gravel, with 22 sites. The table below lists all recorded mines in the county with links to individual site details.

All Mines in Waldo County

Mine	Commodity	Type	Status	Source
Round Stone-2	Construction Sand and Gravel	Surface	Active	MSHA
Winterport Pit	Construction Sand and Gravel	Surface	Active	MSHA
Acorn Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Belfast Quarry	Stone	Surface	Producer	MRDS
Knox Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Montville Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Mosquito Mountain Pit and Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Perkins Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Winterport Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Winterport Pit 1	Sand and Gravel, Construction	Surface	Producer	MRDS
Winterport Pit 4	Sand and Gravel, Construction	Surface	Producer	MRDS
Erin Portable Power Crusher	Construction Sand and Gravel	Surface	Intermittent	MSHA
30x42 Cedar Rapids Jaw Crusher	Construction Sand and Gravel	Surface	Abandoned	MSHA
Adams Oak Quarry	Granite	Surface	Past Producer	MRDS
Ames Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Ammo Park Quarry	Construction Sand and Gravel	Surface	Abandoned	MSHA
Belfast Pit and Mill	Construction Sand and Gravel	Surface	Intermittent	MSHA
Belfast Pit & Mill	Sand and Gravel, Construction	Surface	Unknown	MRDS
Belfast Quarry & Mill	Crushed, Broken Stone NEC	Surface	Temporarily Idled	MSHA
Bog Hill Quarry	Granite	Surface	Past Producer	MRDS
Bussey Quarry	Granite	Surface	Past Producer	MRDS
Cilley Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Davis Pit	Construction Sand and Gravel	Surface	Intermittent	MSHA
Diester Screen	Construction Sand and Gravel	Surface	Abandoned	MSHA
Don Heal Quarries	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Downeast Quarries of Maine Incorporated	Dimension Stone NEC	Surface	Abandoned	MSHA
Fairbrother Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Fernald Quarry	Slate, Dimension	Surface	Past Producer	MRDS
Fort Knox Prospect		Underground	Unknown	MRDS
Freeman Mine	Gold		Prospect	MRDS
Hall Quarry	Granite	Surface	Past Producer	MRDS
Hawes Bridge Quarry	Construction Sand and Gravel	Surface	Abandoned	MSHA
Heagan Quarry	Granite	Surface	Past Producer	MRDS
Heal Black Granite Quarry	Granite	Surface	Past Producer	MRDS
Ingles Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Isleboro Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Jackson Mine		Underground	Unknown	MRDS
Kelly's Quarry	Granite	Surface	Past Producer	MRDS
Kolman Screen #36	Construction Sand and Gravel	Surface	Abandoned	MSHA
Labreque Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Lincolnville Prospect	Gold	Underground	Prospect	MRDS
Lincolnville Quarry	Granite	Surface	Past Producer	MRDS
Mosquito Mountain Pit and Mill	Construction Sand and Gravel	Surface	Abandoned	MSHA
Mack Quarry	Granite	Surface	Past Producer	MRDS
Mansfield Quarry	Granite	Surface	Past Producer	MRDS
Metso Portable Crusher #2	Construction Sand and Gravel	Surface	Intermittent	MSHA
Milliken-Heal Quarries	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Mosquito Mountain Quarry	Granite	Surface	Past Producer	MRDS
Mosquito Mountain Quarry	Dimension Granite	Surface	Intermittent	MSHA
Mount Waldo Quarry	Granite	Surface	Past Producer	MRDS
Mount Waldo Quarry	Dimension Granite	Surface	Abandoned	MSHA
Mt. Waldo; Mosquito Mtn.	Molybdenum		Occurrence	MRDS
Oak Hill Quarries	Granite	Surface	Past Producer	MRDS
Old Lime Quarry	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Pmd	Construction Sand and Gravel	Surface	Intermittent	MSHA
Pooler Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Portable Sandvik Screener	Construction Sand and Gravel	Surface	Intermittent	MSHA
Prospect Quarry-C646	Construction Sand and Gravel	Surface	Intermittent	MSHA
Round Stone	Construction Sand and Gravel	Surface	Intermittent	MSHA
Reed Screen R-210	Construction Sand and Gravel	Surface	Intermittent	MSHA
Screen Plant 1	Construction Sand and Gravel	Surface	Intermittent	MSHA
Searsport Wash Plant	Construction Sand and Gravel	Surface	Intermittent	MSHA
Slate Quarry	Slate, Dimension	Surface	Past Producer	MRDS
Stone Prospect	Silver		Prospect	MRDS
Talty Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Th' Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Thurlow Farm Quarries	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Towner Quarries	Stone, Crushed/Broken	Surface	Past Producer	MRDS
Unnamed Mine	Gold		Occurrence	MRDS
Winterport Pit 2	Sand and Gravel, Construction	Surface	Past Producer	MRDS