Mines in Douglas County, Nebraska

Mine	Commodity	Type	Status	Source
North Valley Sand	Construction Sand and Gravel	Surface	Active	MSHA
Pit #40 Waterloo	Construction Sand and Gravel	Surface	Active	MSHA
Two Rivers Sand & Gravel	Construction Sand and Gravel	Surface	Active	MSHA
West Center Sand	Construction Sand and Gravel	Surface	Active	MSHA
Hartford Sand & Gravel Pits 1a & 1b	Sand and Gravel, Construction	Surface	Producer	MRDS
Lyman-richey Sand & Gravel Corp.	Sand and Gravel, Construction	Surface	Producer	MRDS
Zonolite Perlite Plant	Perlite	Processing Plant	Producer	MRDS
(facility) Omaha Refinery	Lead, Refiner	Processing Plant	Plant	MRDS
Asarco (omaha) Refinery	Lead, Smelter	Processing Plant	Past Producer	MRDS
Iske Dirt Sand & Gravel	Construction Sand and Gravel	Surface	Abandoned	MSHA
Pit #50	Construction Sand and Gravel	Surface	Abandoned	MSHA
Pit #7 Valley	Construction Sand and Gravel	Surface	Abandoned	MSHA
Portable #23 Screening	Construction Sand and Gravel	Surface	Abandoned	MSHA
Waterloo Sand	Sand, Industrial NEC	Surface	Abandoned	MSHA