Ridley Block Operations - Whitewood

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

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

2 sources hold this plant, and 6 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 NPDES · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 938242 · first seen DEC 2025 · last seen DEC 2025
• EPA Facility Registry ServiceEXISTENCE
  Record 110009792563 · first seen SEP 2016 · last seen SEP 2016

ALSO RECORDED ASRIDLEY BLOCK OPERATIONS

IN LAWRENCE COUNTY1 other plant shares this one’s industry (Animal Food Manufacturing, NAICS 3111); 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: RIDLEY BLOCK OPERATIONS · JUL 2026

Street address

EPA: 1004 SOUTH STREET · JUL 2026

City

EPA: WHITEWOOD · JUL 2026

State

EPA: SD · JUL 2026

Coordinates

EPA: 44.461095,-103.637972 · JUL 2026

Employees (band)

OSHA: 20-99 · DEC 2025