Turtle Rock – Rocky Knoll Recycled Water Pipeline Replacement
Summary
SCH Number
2025120005
Public Agency
Irvine Ranch Water District
Document Title
Turtle Rock – Rocky Knoll Recycled Water Pipeline Replacement
Document Type
NOE - Notice of Exemption
Received
Posted
12/1/2025
Document Description
The project involves the removal and replacement of an 8-inch AC recycled water pipeline with an 8-inch PVC recycled water pipeline and associated appurtenances. Upon completion of construction, curbs, gutters, pavement, and landscaping would be restored. The purpose of the project is to replace the existing pipeline which is experiencing leaks and has reached the end of its useful life.
Contact Information
Name
Emily Le
Agency Name
Irvine Ranch Water District
Job Title
Environmental Compliance Analyst
Contact Types
Lead/Public Agency / Parties Undertaking Project
Phone
Email
Location
Coordinates
Cities
Irvine
Counties
Orange
Regions
Citywide, Southern California
Cross Streets
Turtle Rock Dr, Concordia
Zip
92612
State Highways
I-405
Schools
Bonita Canyon Elementary, Vista Verde, University High
Waterways
Sand Canyon Wash
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 1, CEQA Guidelines Section 15301
Reasons for Exemption
The proposed project is exempt from California Environmental Quality Act (CEQA) because the action involves the maintenance and minor alteration of existing public infrastructure, involving no expansion of existing or former use as authorized under the California Code of Regulations, Title 14, Division 6, Chapter 3, Section 15301 (Class 1 “Existing Facilities”). Class 1 exempts the operation, repair, maintenance, permitting, leasing, licensing, or minor alteration of existing public or private structures, facilities, mechanical equipment, or topographical features, involving negligible or no expansion of existing or former use, such as existing facilities of publicly owned utilities used to provide public utility services. In addition, pursuant to Section 15300.2 of Title 14 of the California Code of Regulations, none of the exceptions to the use of a categorical exemption under CEQA are applicable.
Exempt Status
Categorical Exemption
Type, Section or Code
Class 2, CEQA Guidelines Section 15302
Reasons for Exemption
The proposed project is exempt from California Environmental Quality Act (CEQA) because the action involves the relocation and replacement of existing recycled water pipelines where the new structures will be located on the same site as the structures replaced and will have substantially the same purpose and capacity as the structures replaced, as authorized under the California Code of Regulations, Title 14, Division 6, Chapter 3, Section 15302 (Class 2 “Replacement or Reconstruction”). Class 2 exempts the replacement or reconstruction of existing structures and facilities where the new structure will be located on the same site as the structure replaced and will have substantially the same purpose and capacity as the structure replaced, including replacement or reconstruction of existing utility systems and/or facilities involving negligible or no expansion of capacity. In addition, pursuant to Section 15300.2 of Title 14 of the California Code of Regulations, none of the exceptions to the use of a categorical exemption under CEQA are applicable.
County Clerk
Orange
Attachments
Notice of Exemption
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