Facility	City	Industry	Status	Distance
Hollyfrontier El Dorado Refinery	El Dorado	Petroleum Refineries 324110	UNVERIFIED	8.4 KM
Frontier El Dorado Refining CO	El Dorado	Petroleum Refineries 324110	LIKELY ACTIVE	8.7 KM
Ergon Asphalt & Emulsions - El Dorado (asphalt Terminal)	El Dorado	Asphalt Paving Mixture and Block Manufacturing 324121	UNVERIFIED	9.7 KM
Bg Products - El Dorado	El Dorado	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	12.6 KM
Williams Petroleum Serv.-augusta	Augusta	Petroleum Refineries 324110	LIKELY ACTIVE	13.6 KM

Every listed plant in Butler County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in NPDES · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	OCT 2025	OCT 2025

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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