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Mokulumne Hill Pit

Producer in Calaveras 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 10284498
MRDS ID W023531
MAS/MILS ID 0060091717
Record type Site
Current site name Mokulumne Hill Pit
Alternate or previous names Mokulumne Hill Pit and Mill
Related records 10076500

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -120.69491, 38.28961 (WGS84)
Elevation 322
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mokelumne Hill(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005 N 012 E 18 SWNE California

Commodities

Commodity Importance
Sand and Gravel, Construction Primary

Nearby scientific data

Ore Body (1) -120.69491, 38.28961
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 Unknown

Ownership information

  • Type Owner-Operator
    Owner Sport Hill Sand And Gravel Co.
    ID 402084
    Home office California
    Year 1990

Reference information

Bibliographic references

  • Deposit

    MESA RPRT NO 3,IDENTIFICATION NO,04-02084,9-24-75,PHOENIX,AR

  • Deposit

    CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990.

Reporter information

Type Date Name Affiliation Comment
Reporter 11-FEB-1991 Lowe, Nathan T. 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 10/04/1978
MSHA mine ID0402084
Mine name (MSHA)Mokelumne Hill Pit And Mill
Current operatorGeorge Reed Inc
Current controller (parent)Reed Family Companies
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.

External references

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.