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 714637

General Information
Region	Place ID	Place Name	Place Type	Place Address	Place County
2	714637	Belvedere Lagoon POA - Aquatic Pesticides	Waterway/Shoreline Site	PO Box 465 Belvedere, CA, 94920	Marin

Related Parties

Party	Party Type	Party Name	Role	Classification	Relationship Start Date	Relationship End Date
457961	Organization	Belvedere Lagoon POA	Owner	Community Organization	09/16/2008

Total Related Parties: 1

Regulatory Measures

Reg Measure ID	Reg Measure Type	Region	Program	Order No.	WDID	Effective Date	Expiration Date	Status	Amended?
340978	Enrollee	2	NPDNONMUNIPRCS	2013-0002-DWQ	2 21AP00012	04/18/2014	11/30/2018	Active	N

Total Reg Measures: 1

Violations

Violation ID	Occurred Date	Violation Type	(-) Violation Description	Corrective Action	Status	Classification	Source
1124537	08/01/2023	UAUTHDISC	BLPOA used an unauthorized product, PondZilla Pro California, as an adjuvant with diquat during two applications during 2023. The application dates were August 1 and August 23.		Violation	B	Complaint
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.

Total Violations: 1

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
UAUTHDISC = Unauthorized Discharge

Enforcement Actions

Enf Id	Enf Type	Enf Order No.	Effective Date	Status
455967	Oral Communication		02/26/2024	Historical
421725	Staff Enforcement Letter	2013-0002-DWQ	10/20/2017	Historical
421727	13267 Letter	2013-0002-DWQ	05/03/2017	Historical

Total Enf Actions: 3

Inspections

Inspection ID	Inspection Type	Lead Inspector	Actual End Date	Planned	Violations	Attachment
48772372	B Type compliance inspection	Alessandra Moyer	06/10/2022	N	0	N/A

Total Inspections: 1

Last Inspection: 06/10/2022

The current report was generated with data as of: 12/23/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.

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