California Code of Regulations
Title 14 - Natural Resources
Division 2 - Department of Conservation
Chapter 8 - Mining and Geology
Subchapter 1 - State Mining and Geology Board
Article 2 - Areas Designated to be of Regional Significance
Section 3550.6 - Construction Aggregate Resources, Western San Diego County Region

A set of maps identifying the exact locations of the designated resource areas, entitled "Regionally Significant Construction Aggregate Resource Areas in the Western San Diego County Production-Consumption Region" is incorporated by reference into this regulation. These maps are available from the State Mining and Geology Board's office in Sacramento.

The construction aggregate deposits in the following areas are designated as being of regional significance:

Sector A--A granitic rock deposit located in eastern Oceanside, southwest of the intersection of Highway 78 and College Boulevard, near Buena Vista Creek Canyon.

Sector B--Channel and flood-plain deposits of the San Luis Rey River beginning near North River Road in Oceanside and extending upstream for approximately six miles.

Sector C--Channel and flood-plain deposits of the San Luis Rey River from near the Highway 78 bridge upstream to approximately the Interstate 15 bridge.

Sector D--Alluvial deposits of the upper San Luis Rey River, extending discontinuously from the Interstate 15 bridge upstream to the community of Rincon in Pauma Valley.

Sector E--A hillside alluvial fan deposit located northeast of the San Luis Rey River, extending from the community of Pala to Pauma Valley.

Sector F--An alluvial fan deposit located in upper Pauma Valley near the community of Rincon.

Sector H--A granitic rock deposit located in Twin Oaks Valley approximately three miles east of the City of Vista.

Sector I--An alluvial fan deposit extending eastward from Lake Hodges on the San Dieguito River to the upper end of San Pasqual Valley.

Sector J--A mesa-top conglomerate deposit consisting of 4 areas located in or near the communities of Rancho Bernardo, Rancho Penasquitos, Poway Mira Mesa, Tierra Santa, and Santee, and on the Miramar Naval Air Station.

Sector K--A metavolcanic rock deposit located in Mission Gorge on the San Diego River.

Sector M--Channel and flood-plain deposits of the upper San Diego River from Magnolia Avenue in the City of Santee to within one mile of El Capitan Dam.

Sector N--A channel deposit of the lower Sweetwater River located near the community of Sunnyside.

Sector O--A channel deposit of the Sweetwater River located at the upper end of Sweetwater Reservoir.

Sector P--A channel deposit of the Sweetwater River located in upper Jamacha Valley.

Sector Q--A channel deposit of the Sweetwater River that extends from near the Singing Hills Golf Course upstream for a distance of approximately four miles.

Sector R--Channel and adjacent mesa deposits of the Otay River extending from near Interstate 805 upstream to approximately the head of Otay Valley.

Sector S--A metavolcanic rock deposit on Rock Mountain located on the north side of upper Otay Valley.

Sector U--Flood-plain deposits of the Tijuana River extending from the international boundary downstream for a distance of approximately four miles.

Sector V--Conglomerate deposits located on the Border Highlands immediately south of the Tijuana River.

1. New section filed 3-19-85; effective thirtieth day thereafter (Register 85, No. 12).

Note: Authority cited: Section 2790, Public Resources Code. Reference: Sections 2726, 2761- 2763 and 2790- 2792, Public Resources Code.