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


	California Home

Welcome to California - images of Golden Gate Bridge, ocean sunset, waterfall, flowers, and city skyline


	California Integrated Water Quality System Project (CIWQS)

Facility At-A-Glance Report

[VIEW PRINTER FRIENDLY VERSION] [EXPORT THIS REPORT TO EXCEL]

SEARCH CRITERIA: [REFINE SEARCH] [NEW SEARCH] [GLOSSARY]
Place ID 631689

General Information
Region	Place ID	Place Name	Place Type	Place Address	Place County
5F	631689	Wawona CS	Collection_System	7579 Yosemite Natl Park, CA, 00058	Mariposa

Related Parties

Party	Party Type	Party Name	Role	Classification	Relationship Start Date	Relationship End Date
651986	Person	Dorothy Shreve	Is A Data Submitter For		10/07/2025
651747	Person	Nathan Garrett	Is A Data Submitter For		07/14/2025
650504	Person	Mike Trumm	Is Onsite Manager For		05/02/2025
544198	Person	Cicely Muldoon	Is Onsite Manager For		03/18/2020
606864	Person	Teresa Austin	Is Onsite Manager For		03/18/2020	08/14/2025
575158	Person	Michael T Reynolds	Is Onsite Manager For		03/28/2018	08/26/2020
563358	Person	Chip Jenkins	Is Onsite Manager For		04/17/2017	08/26/2020
560230	Person	Woody Smeck	Is Onsite Manager For		11/08/2016	04/25/2017
518991	Person	Don L. Neubacher	Is Onsite Manager For		11/01/2010	11/08/2016
48160	Organization	US Dept of the Interior Park Service	Owner	Federal Agency	09/23/2010
498069	Person	Katie Brown	Is A Data Submitter For		09/23/2010	04/25/2017
524677	Person	Katie Bablitch	Is A Data Submitter For		09/23/2010	04/25/2017
508950	Person	David V. Uberuaga	Is Onsite Manager For		06/02/2009	12/02/2010
479773	Person	Kevin Cann	Is Onsite Manager For		07/24/2008	12/02/2010
465710	Person	Paul Laymon	Is A Data Submitter For		04/18/2008	04/25/2017
465556	Person	Jim Allen	Is A Data Submitter For		04/16/2008	06/16/2025
524918	Organization	USDI National Park Service Yosemite National Park	Owner	Federal Agency	04/06/2006	09/22/2010
167180	Person	Michael Tollefson	Is Onsite Manager For		04/06/2006

Total Related Parties: 18

Regulatory Measures

Reg Measure ID	Reg Measure Type	Region	Program	Order No.	WDID	Effective Date	Expiration Date	Status	Amended?
301017	Enrollee - WDR	5F	SSOMUNISML	2022-0103-DWQ	5SSO10778	11/16/2006		Active	N

Total Reg Measures: 1

Violations

Violation ID	Occurred Date	Violation Type	(-) Violation Description	Corrective Action	Status	Classification	Source
1142166	01/17/2025	UAUTHDISC	Unauthorized discharge of sewage to waters of the State. Violation of Order section 4.2.		Violation	B	Inspection
1142159	01/17/2025	UAUTHDISC	Unauthorized discharge of sewage to waters of the United States. Violation of CWC section 13376 and CWA section 301.		Violation	B	Inspection
1142175	01/07/2025	Order Conditions	The Enrollee failed to follow the receiving water quality sampling and analysis for a Category 1 spill. Violation of Order section 5.13, Attachment E-1 sections 2.3.2, 2.3.3, & 2.3.4.		Violation	B	Inspection
1142172	01/07/2025	Order Conditions	The Enrollee failed to submit a Certified Spill Report for the 01/07/2025 spill. Violation of Order section 5.13, and Attachment E-1 section 3.1.2.		Violation	B	Inspection
1142173	01/07/2025	Order Conditions	The Enrollee failed to submit a Spill Technical Report for the 01/07/2025 spill. Violation of Order section 5.13, and Attachment E-1 section 3.1.3		Violation	B	Inspection
1144855	01/07/2025	SSOS	Type: Category 1 Spill; Other (specify below) caused 148049 gallons of sewage to spill from Gravity Mainline at Manhole 1-2 to Surface Water,Unpaved Surface	Other (specify below). Looking to add the lift station flow to SCADA.	Violation	A	SSO
1142174	04/02/2024	Order Conditions	The Enrollee failed to submit an Annual Report by 1 April 2024, which includes a running 10-year system performance analysis. Violation of Order section 5.13.2, Attachment E-1 section 3.9, & Order section 5.11.		Violation	B	Inspection
1144854	08/29/2023	SSOS	Type: Category 1 Spill; Pump Station Failure - Controls caused 600 gallons of sewage to spill from Manhole,Lateral Clean Out (Private) at Man hole 1-1 by Lift Station 9 to Unpaved Surface	Other (specify below). See attachments	Violation	A	SSO
1142170	08/29/2023	Order Conditions	The Enrollee failed to submit a Certified Spill Report for the 08/29/2023 spill. Violation of Order section 5.13, and Attachment E-1 section 3.1.2.		Violation	B	Inspection
1142169	05/01/2023	Order Conditions	Sewer System Management Plan (SSMP) has not been updated since 2013, which includes the Spill Emergency Response Plan. Violation of Order section 5.5, Attachment E-1 section 3.11, & Order section 5.12.		Violation	B	Inspection
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.

Total Violations: 10

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
Order Conditions = Order Conditions	SSOS = Sanitary Sewer Overflow/Spill/
UAUTHDISC = Unauthorized Discharge

Enforcement Actions

Enf Id	Enf Type	Enf Order No.	Effective Date	Status
460760	Notice of Violation	null	04/17/2025	Active
378328	Notice of Violation		07/20/2010	Historical

Total Enf Actions: 2

Inspections

Inspection ID	Inspection Type	Lead Inspector	Actual End Date	Planned	Violations	Attachment
59693785	Complaint inspection	Jennifer Dolores	01/21/2025	N	7	Download

Total Inspections: 1

Last Inspection: 01/21/2025

The current report was generated with data as of: 10/28/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.

Back to Main Page | Back to Top of Page