N-Wellfield PFAS IX Treatment Facility and Baseball Field Disinfection Facility Project

2 Documents in Project

Summary

SCH Number
2019100073
Public Agency
Santa Clarita Valley Water Agency
Document Title
N-Wellfield PFAS IX Treatment Facility and Baseball Field Disinfection Facility Project
Document Type
NOE - Notice of Exemption
Received
Posted
12/11/2020
Present Land Use
recreation

Document Description
The Santa Clarita Valley Water Agency – Valencia Division (hereinafter Valencia Division) proposed Project includes the N-Wellfield PFAS IX Treatment Facility and the Baseball Field Disinfection Facility at the location described above. The Valencia Division will utilize ion exchange treatment to remove per and polyfluoroalkyl substances (PFAS) from the raw water of Wells N, N-7, and N-8 at the N-Wellfield PFAS IX Treatment Facility. Wells N, N-7, and N-8 have a combined capacity of 6,250 gpm. The effluent from the IX vessels will then receive chloramination treatment at the Baseball Field Disinfection Facility. The N-Wellfield PFAS IX Treatment Facility includes three disposable cartridge filters, three treatment trains (six ion exchange vessels total, with two vessels operated in lead and lag configuration for each treatment train), face piping, and piping module with support skid. The treatment system can treat up to 6,250 gpm. The Baseball Field Disinfection Facility includes a sodium hypochlorite generation and chemical feed system, and a liquid ammonium sulfate storage and feed system. Both treatment facilities are equipped the associated electrical equipment, Supervisory Control and Data Acquisition (SCADA) system, and water quality measuring equipment.

Contact Information
Shu-Fang Orr
State Water Resources Control Board
Lead/Public Agency
500 North Central Avenue, Suite 500
Glendale, CA 91203

Phone : (818) 551-2004
Shu-Fang.Orr@waterboards.ca.gov

Location

Regions
Citywide
Cross Streets
23503 Valencia Boulevard, Santa Clarita CA 91355
Zip
91355

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Class 1 title 14, division 6, chapter 3, article 19, section 15301
Reasons for Exemption
the treatment facility is minor alteration of an existing public facility and the proposed new mechanical equipment involving negligible or no expansion of use, i.e. no additional delivery of water beyond that existing at the time of the lead agency’s determination. None of the exceptions listed in Section 15300.2 of the CEQA Guidelines would apply to the proposed actions.
Exempt Status
Categorical Exemption
Type, Section or Code
Class 3 title 14, division 6, chapter 3, article 19, section 15303
Reasons for Exemption
This Project also qualifies for an exemption under Class 3 New Construction or Conversion of Small Structures because the project construction is limited to construction within the existing footprint of the fenced facility. None of the exceptions listed in Section 15300.2 of the CEQA Guidelines would apply to the proposed actions.

Attachments

Notice of Exemption
NOE_SCVWA_Wellfield_PFAS_WSP   PDF 265 K

Disclaimer: The Governor’s Office of Planning and Research (OPR) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

Download CSV New Search Print