Laguna Niguel Regional Park Irrigation Upgrade and Improvement Project (Notification of Lake or Streambed Alteration, No. EPIMS-ORA-23635-R5)


SCH Number
Public Agency
California Department of Fish and Wildlife, South Coast Region 5 (CDFW)
Document Title
Laguna Niguel Regional Park Irrigation Upgrade and Improvement Project (Notification of Lake or Streambed Alteration, No. EPIMS-ORA-23635-R5)
Document Type
NOE - Notice of Exemption
Document Description
The California Department of Fish and Wildlife has executed Lake and Streambed Alteration Agreement EPIMS Notification No. EPIMS-ORA-23635-R5, pursuant to Section 1602 of the Fish and Game Code to Orange County Parks Department. The project is limited to the separation of the Laguna Niguel Regional Park’s irrigation lines from the fire service lines, involving the replacement of the existing irrigation mainlines throughout the park. Project activities will occur within Laguna Niguel Regional Park at four locations with existing infrastructure across the Creek designated as Area 1, Area 2, Area 3, and Area 4. The work at Area 1 and Area 4 will involve replacing irrigation lines that are attached to the undersides of bridges spanning outside of the Creek banks. The work at Area 2 involves horizontal direction drilling (HDD) to replace the irrigation lines located beneath Sulphur Creek. The trenching required for the HDD work will occur outside of the Creek banks. The work at Area 3 involves the replacement of irrigation lines above concrete box culverts in the Creek.

Contact Information

Jennifer Blackhall
Agency Name
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency


Laguna Niguel
Southern California
Cross Streets
See below "Other Location Info."
Other Location Info
The project is located at Sulphur Creek in the Laguna Niguel Regional Park; 28241 La Paz Road, Laguna Niguel, County of Orange, State of California, 92677; Latitude 33.552451, Longitude - 117.70985; Assessor’s Parcel Number 654-061-29.

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Type–Class 1; CA Code of Regulations, title 14, section 15302, Class 4, CA Code of Regulations, title 14, section 15304
Reasons for Exemption
A section 15302 exemption describes 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. A section 15304 exemption describes minor alterations to land, water, and/or vegetation which do not involve the removal of healthy, mature, scenic trees except for forestry and agricultural purposes. The project is exempt because the activities involve inkind replacement of existing infrastructure with new infrastructure and will not be removing any healthy, mature, scenic trees.
County Clerk


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