Operation of 1,2,3 Trichloropropane (123 TCP) Treatment Plant-Water Supply Permit
Summary
SCH Number
2026031154
Lead Agency
City of Chino Hills
Document Title
Operation of 1,2,3 Trichloropropane (123 TCP) Treatment Plant-Water Supply Permit
Document Type
NOD - Notice of Determination
Received
Posted
3/26/2026
Document Description
The Applicant proposes to operate the new granular activated carbon (GAC) 1,2,3-TCP treatment plant, Booster 9 granular activated carbon and blending station, and reactivate Wells 1A, 7A, 7B, 15B, and 17.
Contact Information
Name
Hector Cazares
Agency Name
State Water Resources Control Board
Job Title
District Engineer
Contact Types
Responsible Agency
Phone
Name
MARK WILEY
Agency Name
City of Chino Hills
Job Title
Utility Operations Manager
Contact Types
Lead/Public Agency / Project Applicant
Phone
Email
Location
Cities
Chino Hills
Counties
San Bernardino
Regions
Citywide
Cross Streets
90 Independent Court
Zip
91709
Parcel #
1022-591-02
Notice of Determination
Approving Agency
State Water Resources Control Board, Division of Drinking Water
Approving Agency Role
Responsible Agency
Approved On
County Clerk
San Bernardino
Final Environmental Document Available at
Available from the Lead Agency
Determinations
(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
No
(4) A mitigation reporting or monitoring plan was adopted for this project
No
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
No
Attachments
Notice of Determination
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