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  3. Mineral Resource Data System (MRDS)

Dillon Beach Pit

Producer in Marin county in California, United States with commodity Sand and Gravel, Construction
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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. Land status
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10236024
MAS/MILS ID 0060410075
Record type Site
Current site name Dillon Beach Pit
Alternate or previous names Dillon Beach Sand

Geographic coordinates

Point of reference Pit
Geographic coordinates: -122.96777, 38.23769 (WGS84)
Elevation 12
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Marin(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tomales(quadrangle 1:24,000 scale)

Napa(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Tomales-Drake Bays(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Marin

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005 N 010 W 33 NESENW California

Commodities

Commodity Importance
Sand and Gravel, Construction Primary

Nearby scientific data

Pit (1) -122.96777, 38.23769
ListMap

Economic information

Economic information about the deposit and operations

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

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Lawson'S Landing
    ID 404246
    Home office California
    Year 1979

Reference information

Bibliographic references

  • Deposit

    JOHN RAPP, CALIF. DIV. MINES AND GEOL., PERSONAL COMMUN.,

  • Deposit

    1991.

Reporter information

Type Date Name Affiliation Comment
Reporter 07-JUN-1991 Ridenour, James 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 05/21/1982
MSHA mine ID0404246
Mine name (MSHA)Dillon Beach Sand
Current operatorLawson'S Landing
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.

Maps centered on this site

Authoritative California resources

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