San Clemente Project

Past Producer in San Diego county in California, United States with commodity Sand and Gravel, Construction
Warning: This record lacks important information: bibliographic references, which we consider necessary for a comprehensive report.
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Links to other databases
  11. Reporter information

Geologic information

Identification information

Deposit ID 10164942
MAS/MILS ID 0060730288
Record type Site
Current site name San Clemente Project

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -117.58027, 33.38584 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

San Diego(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Clemente(quadrangle 1:24,000 scale)

Oceanside(quadrangle 1:100,000 scale)

Santa Ana(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Aliso-San Onofre(hydrologic unit)

Laguna-San Diego Coastal(hydrologic accounting unit)

Southern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

USMC(Federal land areas administered by USMC)

Geographic areas

Country State County
United States California San Diego

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 009 S 007 W California

Commodities

Commodity Importance
Sand and Gravel, Construction Primary

Nearby scientific data

Ore Body (1) -117.58027, 33.38584

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Non-metallic
Significant No

Ownership information

  • Type Operator
    Owner Guy F. Atkinson Co.
    ID 0404382
    Interest 100
    Home office California
    Year 1990

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 31-MAR-1991 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Current status (per MSHA)

StatusAbandoned since 06/30/1983
MSHA mine ID0404382
Mine name (MSHA)San Clemente Project
Current operatorGuy F Atkinson Company
Current controller (parent)Atkinson Guy F Company
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.