EFCC says it has uncovered an illegal oil refinery in Ogun, allegedly run by Chinese nationals who fled before the raid
Nigeria's anti-graft agency, the EFCC, says it has uncovered an illegal oil refinery in the Ogere area of Ogun State, allegedly operated by Chinese nationals. Operatives of the commission's Lagos Zonal Directorate 2 moved on the facility on Saturday 31 October after intelligence gathering and surveillance; the site was deserted when they arrived, but they found refining waste and underground tanks, two of which held substances suspected to be diesel. The commission says preliminary findings show sludge oil was brought from Warri in Delta State and Port Harcourt in Rivers State and processed into diesel for sale in the Nigerian market. The alleged operators' identities and company are unknown — the commission says they never disclosed either — and its operatives have taken over the premises while investigations continue.

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This story is still being checked. Claims below are published as claims — never dressed as facts — and each one moves only when the evidence earns it.
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Key points
- The EFCC says the Ogere facility, found on 31 October after surveillance, was deserted on arrival — with refining waste and underground tanks left behind, two holding suspected diesel.
- Its preliminary account: black sludge trucked in from Warri and Port Harcourt, heated and filtered into diesel for sale in Nigeria.
- The alleged Chinese operators are unnamed and their company unknown — that element is the commission's allegation, labelled Not yet verified; the EFCC has taken over the site and says investigations continue.
What happened
The discovery follows the commission's earlier operation in the same Ogere area: on 23 October its operatives arrested 15 suspects — 14 Chinese nationals and one Nigerian — over alleged illegal lithium-processing at four facilities, per the EFCC's account reported by Everyday.ng. Whether the people behind the lithium plants and the refinery are connected is not established — Everyday.ng notes there is no official confirmation of any link — and none is claimed here.
Illegal refining is one of Nigeria's most damaging economic crimes: stolen or waste oil 'cooked' in unlicensed plants feeds an informal diesel market, evades the taxes and standards of the legal trade, and pollutes the land and water around the sites. A plant allegedly run by foreign nationals who never gave a name, within reach of Lagos, is the organised end of that trade rather than the creek-side version of it.
Claim by claim
Why this label: The EFCC's own statement as reported by BusinessDay (read in full in this pass), with the statement's date and spokesman also in Daily Trust's report (queue #1470) and Everyday.ng's fuller account. That the commission made this announcement and carried out this operation is verified; what the site was used for is the commission's account, in the next claims.
On the ladder: a claim earns Verified from primary evidence, or from two independent sources that do not copy each other.
Why this label: The findings are the EFCC's own preliminary account as reported by BusinessDay and, in the same terms, by Chronicle NG and QNC News. They are carried as the commission's findings — the substances are 'suspected' diesel in the commission's own wording, and no court has tested any of it, which the wording of this claim keeps visible.
On the ladder: a claim earns Verified from primary evidence, or from two independent sources that do not copy each other.
Why this label: The 'operated by Chinese nationals' element is the commission's allegation, resting on what site security personnel told investigators — no operator was found at the site and none is named. It is therefore labelled Not yet verified and attributed to the EFCC everywhere on this page, headline included; the absence of announced arrests is the position in the commission's statement as reported by BusinessDay, Everyday.ng and QNC News.
On the ladder: the evidence so far sits low — early, single or social sources. We publish the claim as a claim, never as fact.
What we know / what we don't know yet
What we know
- What the EFCC says it found and did — the 31 October operation, the deserted site, the tanks and suspected diesel, the Warri/Port Harcourt sludge route in its preliminary findings, and its takeover of the premises — from its own statement as reported by BusinessDay, Daily Trust, Chronicle NG and QNC News in matching terms.
What we don't know yet
- The identities of the alleged operators and the company behind the facility — the commission says they were never disclosed, and no refinery arrest had been announced by Tuesday.
- How much sludge oil the plant processed, over how long, and where its diesel was sold — the commission says establishing the full extent of the operation is part of its continuing investigation.
- Whether the refinery is connected to the four illegal lithium plants raided in the same area in October — no official confirmation of a link exists.
Why it matters
Nigeria loses revenue, lawful diesel sellers lose a market, and host communities absorb the pollution when sludge oil is cooked into fuel outside the law. This case matters because of its alleged shape: not a creek camp but a serviced industrial site, supplied from two oil cities, allegedly run by operators who kept their names and their company off every record the EFCC could find on site.
Background
EFCC operatives arrest 15 suspects — 14 Chinese nationals and one Nigerian — over alleged illegal lithium processing at four facilities in the Ogere area (EFCC account, via Everyday.ng).
EFCC Lagos Zonal Directorate 2 operatives move on the Ogere refinery site after intelligence and surveillance; it is deserted on arrival.
The EFCC announces the discovery in a statement by spokesman Dele Oyewale, says its operatives have taken over the premises, and says investigations continue.
Update history
No silent edits. Every change is written here, with its time.
- Latest
Story published in Checking state as a brief from queue #1470 (Daily Trust). The operation and findings are carried as the EFCC's own account from its Tuesday statement; the alleged operators' identities are labelled Not yet verified and attributed to the commission everywhere, headline included, because no operator was found at the site or named. The hero is a labelled file photo of refinery storage tanks, not of the Ogere facility.