National Gypsum/ Baltimore, Md.

Plant in Baltimore county in Maryland, United States with commodity Gypsum-Anhydrite
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Land status
  9. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10218087
MAS/MILS ID 0240059001
Record type Site
Current site name National Gypsum/ Baltimore, Md.
Alternate or previous names United States Gypsum Company

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -76.55106, 39.21253 (WGS84)
Elevation 9

Site location context

Political divisions (FIPS codes)

Baltimore(county)

Maryland(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Curtis Bay(quadrangle 1:24,000 scale)

Baltimore(quadrangle 1:100,000 scale)

Baltimore(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Gunpowder-Patapsco(hydrologic unit)

Upper Chesapeake(hydrologic accounting unit)

Upper Chesapeake(hydrologic subregion)

Mid Atlantic(hydrologic region)

Geographic areas

Country State County
United States Maryland Baltimore

Commodities

Commodity Importance
Gypsum-Anhydrite Primary

Nearby scientific data

Ore Body (1) -76.55106, 39.21253

Economic information

Economic information about the deposit and operations

Operation type Processing Plant
Development status Plant
Commodity type Non-metallic
Significant No
Plant type Beneficiation (Mill)
Plant subcategory Crush

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner U.S. Gypsum Co.
    ID 1800576
    Interest 100
    Home office Maryland
    Year 1979

Reference information

Bibliographic references

  • Deposit

    MSHA REPORTS 1981.

Reporter information

Type Date Name Affiliation Comment
Reporter 03-NOV-1983 Eastern Field Operations Center (EFOC) 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 ID1800576
Mine name (MSHA)Baltimore Plant
Current operatorUnited States Gypsum Company
Current controller (parent)USG Corporation
Mine typeFacility (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.