Portsmouth Naval Shipyard
Seavey Island, Kittery, ME 03904
Operating signal within 24 months, or from a single source.
What they make
Ship Building and Repairing336611Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Naval Sea Systems Command | Kittery | Ship Building and Repairing 336611 | UNVERIFIED | 1.1 KM |
| Independent Boat Haulers | Eliot | Boat Building 336612 | LIKELY ACTIVE | 5.2 KM |
| Chisletts Boating and Design LLC | Portsmouth | Boat Building 336612 | UNVERIFIED | 7.2 KM |
| North Point Marine & Industrial INC | Portsmouth | Ship Building and Repairing 336611 | LIKELY ACTIVE | 7.2 KM |
| Glens Mobile Marine Repair LLC | Eliot | Ship Building and Repairing 336611 | LIKELY ACTIVE | 8.7 KM |
Also at this address
1 other record shares 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, 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, AIRS/AFS, BR, CEDRI, EIS, EPS, ICIS, ME-EFIS, NCDB, NPDES, OSHA-OIS, RCRAINFO, SEMS, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA ECHO | OPERATING | APR 2026 | AUG 2026 |
| EPA TRI | OPERATING | DEC 2023 | DEC 2023 |
| EPA FRS | EXISTENCE | JUL 2020 | JUL 2020 |
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.