Superior Block CO INC
Isle Royale Sands, Houghton, MI 49931
Present in a source dataset, with no recent operating signal.
What they make
Concrete Block and Brick Manufacturing327331Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Superior Sand & Gravel INC | Hancock | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 3.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 6 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, NPDES · EPA site type STATIONARY.
- EPA ECHO compliance recordsOPERATINGfirst seen MAY 2017 · last seen MAY 2017
- EPA Facility Registry ServiceEXISTENCERecord 110045485523 · first seen JAN 2015 · last seen JAN 2015
IN HOUGHTON COUNTY1 other plant shares this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 0 of them have a size band on record.
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 BLOCK CO INC · OCT 2026
- Street address
- EPA: ISLE ROYALE SANDS · OCT 2026
- City
- EPA: HOUGHTON · OCT 2026
- State
- EPA: MI · OCT 2026
- County (FIPS code)
- EPA: 26061 · OCT 2026
- Coordinates
- EPA: 47.12044,-88.56689 · OCT 2026