Directory of Environmental
Consultants and Engineers

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Name of Company	Tri-State Environmental Services
Contact Person	Mark O'Harrow
Address	5313 Wellington Ave.
City	Sioux City
State	IA
Zip	51106
Phone	712-276-2854
Fax Number	712-276-4298
E-Mail Address	tses@willinet.net

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Nebraska Department of Environmental Quality
1200 "N" Street, Suite 400
P.O. Box 98922
Lincoln, Nebraska 68509
(402) 471-2186