California Integrated Water Quality System (CIWQS 100.0) - Build Number: mainTrunk.mm.dd.yyyy.1


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	California Integrated Water Quality System Project (CIWQS)

Facility At-A-Glance Report

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Place ID 264677

General Information
Region	Place ID	Place Name	Place Type	Place Address	Place County
1	264677	Andrea Thompson Property	Dredge/Fill Site	9000 Mill Station Sebastopol, CA, 95472	Sonoma

Related Parties

Party	Party Type	Party Name	Role	Classification	Relationship Start Date	Relationship End Date
628217	Organization	Thompson, Andrea Renee	Owner and Operator	Private-Individual	04/15/2021
45986	Organization	Tomich, John	Owner and Operator	Privately-Owned Business	06/17/2005	04/14/2021

Total Related Parties: 2

Regulatory Measures

Reg Measure ID	Reg Measure Type	Region	Program	Order No.	WDID	Effective Date	Expiration Date	Status	Amended?
448954	Enrollee - Waiver	1	CERFILLEXC	R1-2022-0031	1B03013CNSO	08/25/2022	12/07/2027	Historical	N
172123	Unregulated	1	CERFILLEXC		1B03013CNSO	11/26/2002		Historical	N

Total Reg Measures: 2

Violations

Violation ID	Occurred Date	Violation Type	(-) Violation Description	Corrective Action	Status	Classification	Source
1119555	09/14/2022	BPP	Site soil recently disturbed by machinery; sediment and debris piled up; vegetation cleared, chipped, and spread as fill; on areas identified by USACE as a delineated and mapped wetland.	Recommend submitting a Water Quality Certification, sediment and erosion control plan and implementing it before the rainy season, perform a wetland delineation of the site to determine impacts, develop a plan to restore impacted wetlands and stream channels.	Violation	B	Complaint
1096381	09/13/2021	UAUTHDISC	Inspections, the latest on 9/13/21, Staff found evidence of unpermitted impacts to wetlands and stream channels that are waters of the state and/or United States at the site.		Violation	B	Inspection
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.

Total Violations: 2

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
BPP = Basin Plan Prohibition	UAUTHDISC = Unauthorized Discharge

Enforcement Actions

Enf Id	Enf Type	Enf Order No.	Effective Date	Status
445689	Notice of Violation	null	11/08/2021	Historical
244404	13267 Letter		06/12/2003	Historical
242229	13267 Letter		06/09/2003	Historical
256883	13267 Letter		01/02/2003	Historical
256885	Oral Communication		11/26/2002	Historical

Total Enf Actions: 5

Inspections

Inspection ID	Inspection Type	Lead Inspector	Actual End Date	Planned	Violations	Attachment
52849218	Complaint inspection	Scott Gergus	09/13/2022	N	0	Download
52857979	Complaint inspection	Scott Gergus	08/30/2022	N	0	Download
48931362	Follow-up inspection (enforcement)	Gil Falcone	08/30/2022	N	0	N/A
45403303	Follow-up inspection (noncompliance)	Scott Gergus	09/13/2021	N	1	N/A
45403302	Complaint inspection	Scott Gergus	07/27/2021	N	0	N/A
45403301	Complaint inspection	Scott Gergus	07/23/2021	N	0	N/A
328271	Complaint inspection	Andrew Jensen	11/26/2002	Y	0	N/A

Total Inspections: 7

Last Inspection: 09/13/2022

The current report was generated with data as of: 04/08/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.

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