Velarion Records

The 340B register and hospital finances — joined, watched daily, delivered.

EPA Air · by state and industry

Nonmetallic mineral product manufacturing (NAICS 3271) air sources in Michigan

Permitted air-emissions sources in Michigan whose primary industry code is NAICS 3271. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.

Facilities

FacilityClassificationHPV
DARCO CORPMinor sourceNo
F W RITTER SONS COMinor sourceNo
GENERAL SHALE BRICK, INC. - DBA MICHIGAN BRICKMajor sourceNo
HARBORLITE CORPMinor sourceNo
NORTH AMERICAN REFRACTORIES CO.Minor sourceNo

Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.