3 sources hold 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 AIR, AIRS/AFS, IN-FRS, RCRAINFO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen JUN 2026 · last seen JUN 2026
OSHA injury and illness reportsOPERATING
Record 1492800 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110012118822 · first seen FEB 2015 · last seen FEB 2015

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: OPTA WALKERTON · OCT 2026
Street address: EPA: 205 SR 104 · OCT 2026
City: EPA: WALKERTON · OCT 2026
State: EPA: IN · OCT 2026
Coordinates: EPA: 41.471583,-86.496193 · OCT 2026
Employees (band): OSHA: 20-99 · DEC 2025
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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