Gerdau

What they make

Where it is

Other plants nearby

Every listed plant in San Bernardino County

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

1 source holds this plant, and 5 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 OSHA-OIS.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070308302 · first seen SEP 2018 · last seen SEP 2018

IN SAN BERNARDINO COUNTY19 other plants share this one’s industry (Iron and Steel Mills and Ferroalloy Manufacturing, NAICS 3311); 4 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: GERDAU · OCT 2026

Street address

EPA: 12459 ARROW ROUTE · OCT 2026

City

EPA: RANCHO CUCAMONGA · OCT 2026

State

EPA: CA · OCT 2026

Coordinates

Census geocoder: 34.09899360206,-117.532448980945 · JUL 2026