5 sources hold this plant, and 10 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 TRIS · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 236647 · first seen DEC 2025 · last seen DEC 2025
SAM.gov entity registrationOPERATING
Record LAUML3XN47L5 · first seen JUL 2025 · last seen JUL 2025
EPA Toxics Release InventoryOPERATING
first seen DEC 2024 · last seen DEC 2024
DOL Form 5500 retirement plan filingsOPERATING
Record 391626112|WI|54501|3250 s fox ranch rd · first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110070943224 · first seen MAY 2021 · last seen MAY 2021

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 DIESEL INC · JUL 2026 · ON THIS PAGE; SAM.gov: SUPERIOR DIESEL, INC. · JUL 2025 · ON THIS PAGE
Street address: EPA: 3250 S FOX RANCH RD · JUL 2026 · ON THIS PAGE; SAM.gov: 3250 S FOX RANCH RD · JUL 2025 · ON THIS PAGE
City: EPA: RHINELANDER · JUL 2026 · ON THIS PAGE; SAM.gov: RHINELANDER · JUL 2025 · ON THIS PAGE
State: EPA: WI · JUL 2026 · ON THIS PAGE; SAM.gov: WI · JUL 2025 · ON THIS PAGE
County (FIPS code): EPA: 55085 · SEP 2026
Coordinates: EPA: 45.622847,-89.477984 · JUL 2026
Employees (band): OSHA: 20-99 · DEC 2025
CAGE code: SAM.gov: 0P4U1 · JUL 2025
Retirement plan filing (Form 5500): DOL: 129 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
SAM registration expires: SAM.gov: 2026-07-23 · JUL 2025

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