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Superior Graphite

4021 Calvin Dr, Hopkinsville, KY 42240

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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What they make

Ground or Treated Mineral and Earth Manufacturing327992

Where it is

36.83917, -87.46294 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
Mw/mb, LLCClarksvilleOther Pressed and Blown Glass and Glassware Manufacturing
327212
LIKELY ACTIVE32.0 KM
C&j Marble, INCIndian MoundCut Stone and Stone Product Manufacturing
327991
UNVERIFIED37.2 KM

Every listed plant in Christian County

Also at this address

2 other records share this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Cabot Corporation - Hopkinsville Facility
Hopkinsville, KY
LIKELY ACTIVE335991
Exxonmobil Advanced Graphite Solutions
Hopkinsville, KY
LIKELY ACTIVE335991EMP 20-99

Where this record comes from

3 sources hold this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in AIR, AIRS/AFS, BR, EIS, EPS, ICIS, KY-TEMPO, NCDB, NPDES, OSHA-OIS, RBLC, RCRAINFO, TRIS · EPA site type STATIONARY.

  • EPA ECHO compliance recordsOPERATING
    first seen FEB 2026 · last seen AUG 2026
  • OSHA injury and illness reportsOPERATING
    Record 858718 · first seen DEC 2025 · last seen DEC 2025
  • EPA Facility Registry ServiceEXISTENCE
    Record 110000380711 · first seen JUN 2017 · last seen JUN 2017

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name
EPA: SUPERIOR GRAPHITE · OCT 2026
Street address
EPA: 4021 CALVIN DR · OCT 2026
City
EPA: HOPKINSVILLE · OCT 2026
State
EPA: KY · OCT 2026
Coordinates
EPA: 36.839167,-87.462944 · OCT 2026
Employees (band)
OSHA: 20-99 · DEC 2025
Hazardous waste generator (RCRA)
EPA ECHO: VSQG · OCT 2026

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