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Wotco INC

415 First Street, Mills, WY 82604

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Mining Machinery and Equipment Manufacturing333131

Where it is

42.84066, -106.36559 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Mq Enterprises INCMillsMachine Shops
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ACTIVE2.2 KM
Phantom Hybrid Designs LLCCasperMetal Heat Treating
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National Oilwell Varco Distribution ServicesCasperOil and Gas Field Machinery and Equipment Manufacturing
333132
UNVERIFIED3.7 KM
Kustom Koncepts, INC.CasperMachine Shops
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LIKELY ACTIVE5.9 KM
Tuboscope INC Rocky Mountain Coating PlantCasperOil and Gas Field Machinery and Equipment Manufacturing
333132
LIKELY ACTIVE6.4 KM

Every listed plant in Natrona County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 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 ICIS, NCDB, NPDES, OSHA-OIS, RCRAINFO, TRIS, WDEQ · EPA site type STATIONARY.

  • EPA ECHO compliance recordsOPERATING
    first seen DEC 2025 · last seen DEC 2025
  • EPA Facility Registry ServiceEXISTENCE
    Record 110009449524 · first seen OCT 2016 · last seen OCT 2016

IN NATRONA COUNTY8 other plants share this one’s industry (Agriculture, Construction, and Mining Machinery Manufacturing, NAICS 3331); 2 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: WOTCO INC · OCT 2026
Street address
EPA: 415 FIRST STREET · OCT 2026
City
EPA: MILLS · OCT 2026
State
EPA: WY · OCT 2026
County (FIPS code)
EPA: 56025 · OCT 2026
Coordinates
EPA: 42.84066,-106.365591 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: VSQG · OCT 2026

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