Simplot Soilbuilders Prosser

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
OLOXARC LLC Sunnyside	Sunnyside	Industrial Gas Manufacturing 325120	◐ LIKELY ACTIVE	25.6 KM
ANAreva Np INC	Richland	Other Basic Inorganic Chemical Manufacturing 325180	◐ LIKELY ACTIVE	34.0 KM
GDGeorge Deruyter and Sons Dairy	Outlook	Industrial Gas Manufacturing 325120	◇ UNVERIFIED	36.4 KM
Oco, INC	Richland	All Other Basic Organic Chemical Manufacturing 325199	● ACTIVE	36.0 KM
Stars Technology Corporation	Richland	Industrial Gas Manufacturing 325120	● ACTIVE	36.1 KM

Every listed plant in Benton 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 BR, NCDB, RCRAINFO, SSTS, WA-FSIS · EPA site type STATIONARY.

• EPA ECHO compliance recordsOPERATING
  first seen MAY 2022 · last seen MAY 2022
• EPA Facility Registry ServiceEXISTENCE
  Record 110011631092 · first seen JAN 2016 · last seen JAN 2016

IN BENTON COUNTY6 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 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: SIMPLOT SOILBUILDERS PROSSER · OCT 2026

Street address

EPA: 102501 BIGGAM ROAD · OCT 2026

City

EPA: PROSSER · OCT 2026

State

EPA: WA · OCT 2026

County (FIPS code)

EPA: 53005 · OCT 2026

Coordinates

EPA: 46.24066,-119.71397 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026