California Integrated Water Quality System (CIWQS 22.2.1)


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	California Integrated Water Quality System Project (CIWQS)

Facility At-A-Glance Report

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Place ID 253344

General Information
Region	Place ID	Place Name	Place Type	Place Address	Place County
5S	253344	Union Pacific Railroad Company - Roseville Rail Yard	Surface Impoundment	9451 Atkinson Roseville, CA, 95747	Placer

Related Parties

Party	Party Type	Party Name	Role	Classification	Relationship Start Date	Relationship End Date
531861	Person	John R. Thomas	Contact		02/02/2012
107235	Person	James Diel	Owner		10/27/2008
41677	Organization	Union Pacific Railroad Company Roseville Yard	Owner	Privately-Owned Business	09/23/1983

Total Related Parties: 3

Regulatory Measures

Reg Measure ID	Reg Measure Type	Region	Program	Order No.	WDID	Effective Date	Expiration Date	Status	Amended?
173118	401 Certification	5S	CERFILLEXC		5A31CR00050			Never Active	N
157124	Unregulated	5S	RCRA		5A310106003			Never Active	N
383392	WDR	5S	LNDISPOTH	R5-2012-0009	5A310106003	02/02/2012	02/02/2022	Active	N
140809	WDR	5S	WDRNONMUNIPRCS	92-197	5A310106003	09/25/1992	09/25/2002	Historical	Y
140382	WDR	5S	WDR	90-052	5A310106003	02/23/1990	02/21/2000	Historical	N
139761	WDR	5S	WDR	83-126	5A310106003	09/23/1983	12/31/1988	Historical	N

Total Reg Measures: 6

Violations

Violation ID	Occurred Date	Violation Type	(-) Violation Description	Corrective Action	Status	Classification	Source
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.

Total Violations: 0

Priority Violations: 0

*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.

Violation Types

Enforcement Actions

Enf Id	Enf Type	Enf Order No.	Effective Date	Status
445498	Notice of Violation		10/05/2021	Historical
437034	Notice of Violation		01/08/2020	Historical
410441	Notice of Violation		11/30/2016	Historical
223909	Clean-up and Abatement Order	R5-1989-0703	02/28/1989	Active

Total Enf Actions: 4

Inspections

Inspection ID	Inspection Type	Lead Inspector	Actual End Date	Planned	Violations	Attachment
62204776	B Type compliance inspection	Paul Sanders	12/09/2025	N	0	Download
55873288	B Type compliance inspection	Paul Sanders	04/30/2024	N	0	Download
52074010	B Type compliance inspection	Paul Sanders	06/15/2023	N	0	N/A
46432901	B Type compliance inspection	Paul Sanders	01/19/2022	N	0	N/A
30781981	B Type compliance inspection	Paul Sanders	11/07/2017	N	0	N/A
27607069	B Type compliance inspection	Paul Sanders	02/15/2017	N	0	N/A
14189081	B Type compliance inspection	Bill Brattain	10/24/2013	N	0	[Attachments]
13752057	B Type compliance inspection	Bill Brattain	09/13/2013	N	0	[Attachments]
7590496	B Type compliance inspection	Todd Del Frate	03/20/2012	N	0	Download
3571498	Prerequirement inspection	Bill Brattain	08/02/2010	N	0	Download

Total Inspections: 10

Last Inspection: 12/09/2025

The current report was generated with data as of: 10/23/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.

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