Mcmahno Steel CO

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Hyspan Precision Products, INC.	Chula Vista	Fabricated Structural Metal Manufacturing 332312	● ACTIVE	1.3 KM
Omega Ii., INC.	Chula Vista	Fabricated Structural Metal Manufacturing 332312	● ACTIVE	3.9 KM
RSRossin Steel INC	San Diego	Fabricated Structural Metal Manufacturing 332312	◇ UNVERIFIED	5.5 KM
Ap Precision Metals, INC	San Diego	Fabric Coating Mills 313320	● ACTIVE	5.5 KM
Southcoast Welding & Manufacturing, LLC.	Chula Vista	Ship Building and Repairing 336611	● ACTIVE	5.9 KM

Every listed plant in San Diego County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 7 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 CA-ENVIROVIEW, NPDES, RCRAINFO · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070092035 · first seen DEC 2019 · last seen DEC 2019

IN SAN DIEGO COUNTY129 other plants share this one’s industry (Architectural and Structural Metals Manufacturing, NAICS 3323); 38 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: MCMAHNO STEEL CO · OCT 2026

Street address

EPA: 1880 NIRVANA AVE · OCT 2026

City

EPA: CHULA VISTA · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06073 · OCT 2026

Coordinates

EPA: 32.59458,-117.0155 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026