Frontier El Dorado Refining CO

1401 Douglas Rd, El Dorado, KS 67042

LIKELY ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 24 months, or from a single source.

Directions Claim this page Get the badge

What they make

Petroleum Refineries324110

Where it is

37.79519, -96.87951 · CENSUS TIGER

COUNTY

Butler County

METRO AREA

Wichita, KS

ON GOOGLE MAPS

Open this address

Other plants nearby

Facility	City	Industry	Status	Distance
Bg Products - El Dorado	El Dorado	Petroleum Lubricating Oil and Grease Manufacturing 324191	LIKELY ACTIVE	4.1 KM
Ergon Asphalt & Emulsions - El Dorado (asphalt Terminal)	El Dorado	Asphalt Paving Mixture and Block Manufacturing 324121	LIKELY ACTIVE	4.3 KM
Williams Petroleum Serv.-augusta	Augusta	Petroleum Refineries 324110	LIKELY ACTIVE	16.4 KM
Lubrication Eng.-potwin Ref. & Tank Far	Potwin	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	20.3 KM
Clean Harbors Wichita, LLC (2932 N. Ohio) (stormwater)	Wichita	Petroleum Lubricating Oil and Grease Manufacturing 324191	LIKELY ACTIVE	39.7 KM

Every listed plant in Butler County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 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 AIR, AIRS/AFS, BR, CEDRI, E-GGRT, EIA-860, ICIS, KS-FP, NCDB, NPDES, OSHA-OIS, OTAQREG, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen JUN 2026 · last seen AUG 2026
EPA Facility Registry ServiceEXISTENCE
Record 110000446134 · first seen JUN 2026 · last seen JUN 2026
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024

IN BUTLER COUNTY8 other plants share this one’s industry (Petroleum and Coal Products Manufacturing, NAICS 3241); 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: FRONTIER EL DORADO REFINING CO · OCT 2026
Street address: EPA: 1401 DOUGLAS RD · OCT 2026
City: EPA: EL DORADO · OCT 2026
State: EPA: KS · OCT 2026
County (FIPS code): EPA: 20015 · OCT 2026
Coordinates: EPA: 37.795187,-96.879514 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: LQG · OCT 2026

Report a correction · Request removal