Winnemucca Plant

What they make

Where it is

Other plants nearby

No other listed facility within 40 km shares this one’s four-digit industry code, or this record has no coordinates to measure from.

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 8 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, BR, CEDRI, EIS, EPS, ICIS, NPDES, NV-FP, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 1528939 · first seen DEC 2025 · last seen DEC 2025
• EPA ECHO compliance recordsOPERATING
  first seen MAR 2025 · last seen MAR 2025
• EPA Toxics Release InventoryOPERATING
  first seen DEC 2023 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110000473005 · first seen AUG 2022 · last seen AUG 2022

ALSO RECORDED ASCyanco Winnemucca

IN HUMBOLDT COUNTY1 other plant shares this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 0 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: WINNEMUCCA PLANT · OCT 2026

Street address

EPA: 5505 CYANCO DRIVE · OCT 2026

City

EPA: WINNEMUCCA · OCT 2026

State

EPA: NV · OCT 2026

County (FIPS code)

EPA: 32013 · OCT 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 40.940101088336,-117.850715141625 · JUL 2026

EPA: 40.94129,-117.861591 · OCT 2026 · ON THIS PAGE

Employees (band)

OSHA: 20-99 · DEC 2025

Hazardous waste generator (RCRA)

EPA ECHO: LQG · OCT 2026