Ringneck Energy, LLC

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

5 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, CEDRI, E-GGRT, EIS, NPDES, OTAQREG, TRIS, TSCA · EPA site type STATIONARY.

• EPA ECHO compliance recordsOPERATING
  first seen MAY 2026 · last seen MAY 2026
• OSHA injury and illness reportsOPERATING
  Record 1254776 · first seen DEC 2025 · last seen DEC 2025
• EPA Toxics Release InventoryOPERATING
  first seen DEC 2023 · last seen DEC 2024
• DOL Form 5500 retirement plan filingsOPERATING
  Record 471859451|SD|57564|901 redwood ave · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110070543313 · first seen AUG 2023 · last seen AUG 2023

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: RINGNECK ENERGY, LLC · OCT 2026

Street address

EPA: 901 REDWOOD AVENUE · OCT 2026

City

EPA: ONIDA · OCT 2026

State

EPA: SD · OCT 2026

County (FIPS code)

EPA: 46119 · OCT 2026

Coordinates

EPA: 44.69334,-100.062568 · OCT 2026

Employees (band)

OSHA: 20-99 · DEC 2025

Retirement plan filing (Form 5500)

DOL: 43 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024