Portuguese Bend Landslide Dewatering Wells Project

Summary

SCH Number
2017028307
Lead Agency
Rancho Palos Verdes, City of (City of Rancho Palos Verdes)
Document Title
Portuguese Bend Landslide Dewatering Wells Project
Document Type
NOE - Notice of Exemption
Received

Document Description
The General items of work includes the drilling of six inch diameter wells of varying depths between 300 and 500 feet at various locations within the Portuguese Bend Landslide using casing hammer drilling equipment and open hole drilling. Work also includes installing equipment to remove groundwater, installing electrical equipment installing photovoltaic systems, installing well housing covers and replacing effluent lines.

Contact Information
James Flannigan
City of Rancho Palos Verdes
30940 Hawthorne Boulevard
Rancho Palos Verdes, CA 90275

310-544-5277

Location

Cities
Rancho Palos Verdes
Counties
Los Angeles

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
S:15301,3 C:1,3
Reasons for Exemption
Drilling the dewatering wells consists of minor temporary site disturbance (setting up equipment for construction and minor site grading of approximately 16 feet by 60 feet) intended to remove ground water which is necessary to slow the movement of the Portuguese Bend landslide for the benefit and safety of the public. There also exists above ground pipe that will be replaced in place with a more durable material. The new well house covers will be very small approximately 3 feet by 3 feet by 3 feet each and the photovoltaic panels are approximately 10 feet by 17 feet each.
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