Field Office Compliance - Canadian Pacific Mason City Rail Yard, Mason City

Canadian Pacific Mason City Rail Yard, Mason City - 311913392

Mason City, IA 50401

Cerro Gordo County

FO 2

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Programs

Program Name	Program ID - Status	# Staff Actions
Contaminated Sites - CERCLA Preremedial	1394 - Closed	2
Field Office - FO	33600	1

Program Name	Program ID	Status	Last Updated	Select Unmerge
Field Office - FO	33600		9/2/2025
Contaminated Sites - CERCLA Preremedial	1394	Closed	5/6/2016

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Compliance Summary

Site NOVs
0

Date of Last NOV
N/A

Site LNCs
0

Administrative Orders
0

Spills
1

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Staff Actions

Action Date	Action Date2	Staff Action	Compliance Determination	Program	Staff Name	Attachments
8/31/2025	8/31/2025	Visit - FO - 205251	No Deficiencies Noted	Field Office	Carl Berg
5/24/2018	5/24/2018	Complaint - Air Quality [Chapter 21-33] (not open burning) - 25516	Referred to other authorities	Air Quality	Jeff Vansteenburg
12/14/2017	12/14/2017	Complaint - Wastewater [Chapter 60-63, 67-69, 81] - 24989	No Deficiencies Noted	Wastewater	Carl Berg
1/23/2014	1/23/2014	Spill - 012314-DAK-0838		Spill	David Knoll
10/22/2012	10/22/2012	Assistance - 53619		Contaminated Sites	David Miller
8/9/2012	8/9/2012	Assistance - 51004		Contaminated Sites	David Miller