Superior Graphite
4021 Calvin Dr, Hopkinsville, KY 42240
Operating signal within 12 months from two or more independent sources.
What they make
Ground or Treated Mineral and Earth Manufacturing327992Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Mw/mb, LLC | Clarksville | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | LIKELY ACTIVE | 32.0 KM |
| C&j Marble, INC | Indian Mound | Cut Stone and Stone Product Manufacturing 327991 | UNVERIFIED | 37.2 KM |
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.
WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 7 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
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.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA ECHO | OPERATING | FEB 2026 | FEB 2026 |
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | JUN 2017 | JUN 2017 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.