Herbert Malarkey Roofing Company
10033 Governor Lane Blvd, Williamsport, MD 21795
UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 1 SOURCE
Present in a source dataset, with no recent operating signal.
What they make
Flat Glass Manufacturing327211Where it is
39.58899, -77.80896 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Williamsport | Williamsport | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | LIKELY ACTIVE | 0.0 KM |
| ODL - Hagerstown, MD | Hagerstown | Glass Product Manufacturing Made of Purchased Glass 327215 | LIKELY ACTIVE | 5.5 KM |
| Knauf Insulation Plant 12 | Inwood | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | LIKELY ACTIVE | 27.4 KM |
| Guardian Fiberglass | Inwood | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | UNVERIFIED | 27.7 KM |
| World Kitchen INC Martinsburg Plant | Martinsburg | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | UNVERIFIED | 28.5 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 6 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, CEDRI, EIS, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | APR 2024 | MAY 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | SEP 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
