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Facility Details: Holcim (us) Inc - Mason City

Street Photo
Street Map 		Aerial Photo
Aerial Photo
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  • Name/Address:
  • Holcim (us) Inc - Mason City
  • 14322 300th St
  • Mason City, IA 50401
  • Owner: Holcim (US) Inc.
  • State Facility ID: 310401684
  • Federal Facility ID:
  • Location Supplement:
  • Location Comment: From original WWTP.shp where Location Method=Locator Map
  • Latitude: 43.20754
  • Longitude: -93.24925
  • Location Accuracy: 20 m (Good)
  • Reference Point: PLANT ENTRANCE (GENERAL)
  • Collection Method: INTERPOLATION-PHOTO
  • Last Updated: 12/5/2025 2:29 AM
  • Collected By: WKTU

Aliases
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Program Name Start Date End Date
NPDES Wastewater Treatment Operating Permit Holnam Inc. 01/01/1990 3/4/2007 6:52:30 PM
NPDES Wastewater Treatment Operating Permit Holnam Inc. 01/01/1990 3/4/2007 6:52:30 PM

Program Information
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Emergency Response - Spills

Spill NumberAt Facility?Reported DateStatusResponsible PartyModeLink To Details

Wastewater - NPDES Wastewater Treatment Operating Permit

EPA IDState IDPermit TypeClassPreTreatmentIssue DateExpiration DateStatusConstruction Permits
00719511750116INDUSTRIALMINORNo 6/1/2022 5/31/2027 ACTIVETo Site
00719511750116INDUSTRIALMINORNo 6/1/2022 5/31/2027 ACTIVETo Site

Contaminated Sites - CERCLA Remedial

Program TypeSite TypeClosed DateInstitutional ControlLink To DetailsElectronic Documents
CERCLA RemedialCERCLA Remedial4/15/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
CERCLA RemedialDisposal4/15/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
CERCLA RemedialEPA Lead4/15/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
CERCLA RemedialNational Priority List (NPL)4/15/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
EPA LeadCERCLA Remedial12/26/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
EPA LeadDisposal12/26/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
EPA LeadEPA Lead12/26/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
EPA LeadNational Priority List (NPL)12/26/2019 12:00:00 AMYesTo Site DetailsElectronic Docs
National Priority List (NPL)CERCLA RemedialYesTo Site DetailsElectronic Docs
National Priority List (NPL)DisposalYesTo Site DetailsElectronic Docs
National Priority List (NPL)EPA LeadYesTo Site DetailsElectronic Docs
National Priority List (NPL)National Priority List (NPL)YesTo Site DetailsElectronic Docs

Air - Title V

Plant #RequirementTypePermit StatusPermit IssuedPermit ExpirationLink to Details

Contaminated Sites - EPA Lead

Program TypeSite TypeClosed DateInstitutional ControlLink To DetailsElectronic Documents

Contaminated Sites - National Priority List (NPL)

Program TypeSite TypeClosed DateInstitutional ControlLink To DetailsElectronic Documents


Industrial Codes
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No SIC Information for this site.
No NAICS Information for this site.

Compliance Links
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Enforcement Action
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Features
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NPDES Wastewater Treatment Operating Permit Feature List

Name Type Accuracy Supplemental Location
FD-1 Wastewater Treatment 20 m (Good)
OF-1 Outfall 20 m (Good) DISCHARGE FROM THE WEST QUARRY SITE REMEDIATION PR