Laguna Niguel Wetlands Operations and Maintenance Project

2 Documents in Project


SCH Number
Lead Agency
Laguna Niguel, City of (City of Laguna Niguel)
Document Title
Laguna Niguel Wetlands Operations and Maintenance Project
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Genera l Plan: Open Space; Parks & Recreation; and Residential. Zoning: Open Space; Parks & Recreation; and Planned Residential

Document Description
Routine operation and maintenance activities within 13 City-owned wetland sites in the Sulphur Creek watershed; in a portion of the Salt Creek Watershed, with in Chapparosa Park; and within Crown Valley Regional Park. Minor maintenance activities would include removing herbaceous vegetation and accumulated sediment around outfalls, risers, culverts, and bridge crossings; establishing pilot channels to facilitate positive flow and maintain flood capacity; and trimming understory of riparian vegetation below the tree canopy to prevent obstruction of flow.

Contact Information
Hal Ghafari
City of Laguna Niguel
30111 Crown Valley Parkway
Laguna Niguel, CA 92677

Phone : (949) 362-4384


Laguna Niguel
Cross Streets
Crown Valley Pkwy; Central Park Dr; La Plata Dr; La Pax Rd; Nueva Vista; Mouton Pkwy
Total Acres
State Highways
1-5; Hwy 1; SR-74; SR-73
Marian Bergeson ES
Aliso Creek; Sulphur Creek; Salt Creek

Notice of Completion

Review Period Start
Review Period End
Development Type
Other (Wetlands O&M Activities)
Project Issues
Aesthetic/Visual Air Quality Archaeologic-Historic Biological Resources Drainage/Absorption Flood Plain/Flooding Forest Land/Fire Hazard Geologic/Seismic Minerals Noise Population/Housing Balance Public Services Recreation/Parks Schools/Universities Soil Erosion/Compaction/Grading Solid Waste Toxic/Hazardous Traffic/Circulation Vegetation Water Quality Water Supply Wetland/Riparian Land Use Cumulative Effects
Reviewing Agencies
Air Resources Board, Transportation Projects Cal Fire California Department of Parks and Recreation California Department of Transportation, District 12 California Highway Patrol California Native American Heritage Commission California Public Utilities Commission California Regional Water Quality Control Board, San Diego Region 9 Department of Water Resources Office of Emergency Services, California Office of Historic Preservation Resources Agency State Water Resources Control Board, Division of Drinking Water California Department of Fish and Wildlife, South Coast Region 5


Environmental Document
Draft_ISMND_LNWOMP_WebReady_April2019   PDF 117631 K LN O&M Summary Form_111218   PDF 196 K NOA_NOI   PDF 350 K
NOC   PDF 781 K
State Comments
2019049141_CDFW SD   PDF 3463 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 or via phone at (916) 445-0613. For more information, please visit OPR’s Accessibility Site.

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