States / Iowa / Cerro Gordo County
Cerro Gordo County: EPA Toxic Release Inventory
25 active of 27 registered facilities
Superfund Sites
EPA National Priorities List — includes sites already cleaned up, marked as such below.
MASON CITY COAL GASIFICATION PLANT · MASON CITYCURRENTLY ON THE FINAL NPL
NORTHWESTERN STATES PORTLAND CEMENT CO. · MASON CITYDELETED FROM THE FINAL NPL
Facilities in Violation (EPA ECHO)
HEIDELBERG MATERIALS US CEMENT LLC (REMEDIATION SITE) · MASON CITYSignificant Violation
CLEAR LAKE BAPTIST CHURCH-TREATMENT PLANT · CLEAR LAKEViolation Identified
HEIDELBERG MATERIALS US CEMENT LLC · MASON CITYViolation Identified
THORNTON CITY OF STP · THORNTONViolation Identified
GOLDEN GRAIN ENERGY, LLC · MASON CITYViolation Identified
HOLCIM (US) INC - MASON CITY · MASON CITYViolation Identified
BUFFALO RUN GOLF CLUBViolation Identified
CLEAR LAKE SANITARY DISTRICT · CLEAR LAKEViolation Identified
PLYMOUTH WATER SUPPLY-PLANT #1 · PLYMOUTHViolation Identified
LUCKYS LAST RESORT CAMPGROUNDSignificant Violation
TRI-Registered Facilities
AADG INC CURRIES DIV 9TH ST FACILITY · MASON CITYActiveAG PROCESSING INC · MASON CITYActiveALEXANDER TECHNOLOGIES · MASON CITYActiveCARGILL KITCHEN SOLUTIONS INC · MASON CITYActiveCONAGRA FOODS · MASON CITYActiveCONTINENTAL GRAIN CO INC WAYNE FEED DIV · MASON CITYActiveCURRIES DIV OF AADG INC. · MASON CITYActiveEMERY GENERATING STATION · CLEAR LAKEActiveGOLDEN GRAIN ENERGY LLC · MASON CITYActiveHEIDELBERG MATERIALS US CEMENT LLC · MASON CITYActiveHOLCIM (US) INC · MASON CITYActiveKRAFT HEINZ FOODS CO · MASON CITYActiveMASON CITY RECYCLING CENTER LTD · MASON CITYActiveMASONITE CORP - 12TH ST FACILITY · MASON CITYActiveMASONITE CORP - 19TH ST FACILITY · MASON CITYActiveMIDLAND CONCRETE PRODUCTS · CLEAR LAKEActiveMINNESOTA RUBBER & PLASTICS · MASON CITYActivePEPSI COLA BOTTLING CO · MASON CITYActivePURINA ANIMAL NUTRITION LLC - MASON CITY · MASON CITYActiveQUICK SUPPLY CO · MASON CITYActiveREG MASON CITY LLC · MASON CITYActiveROCKWELL INTL CORP · MASON CITYActiveSTELLAR INDUSTRIES INC. - MASON CITY PLANT · MASON CITYActiveWELLBORN INDUSTRIES LTD · MASON CITYActiveWOODHARBOR DOORS & CABINETRY · MASON CITYActiveSHANNON GROUP INC TONKA DIV · MASON CITYInactiveUNISYS CORP, CLEAR LAKE OPS · CLEAR LAKEInactive
Source: U.S. EPA Toxic Release Inventory, ECHO, Superfund (SEMS NPL). Registration or a violation listed does not by itself indicate a current health hazard.