2011 Bohai Bay oil spill
oil spill that began in June 2011 in Bohai Bay
The 2011 Bohai bay oil spill (Chinese: 2011年渤海湾油田溢油事故) was a series of oil spills that began on June 4, 2011 at Bohai Bay. The spill itself however was not publicly disclosed until a month later. There were suspicions of official cover-ups by the State Oceanic Administration (SOA).
Ownership
PL 19-3 is operated by ConocoPhillips China (COPC), a Chinese subsidiary of the Houston-based US oil giant ConocoPhillips. The oil field is 51% owned by China National Offshore Oil Corporation (CNOOC), and 49% owned by the United States company ConocoPhillips.
Spills
1st oil spill
On June 4, 2011 the Penglai 19-3 oilfield caused an oil spill from a sea floor leak that lasted until June 7.
2nd oil spill
On June 17 a second oil spill that occurred at the Penglai 19-3 oilfield, but was contained within 48 hours. By the second leak, it was reported that a total of 840 square kilometers of first grade clean water in Bohai Bay was polluted.
3rd oil spill
A third leak took place on July 12 with the Suizhong 36-1 oil field. This occurred just one day after the Huizhou refinery explosion incident.
The public source identifies “2011 Bohai Bay oil spill” as oil spill that began in June 2011 in Bohai Bay. This brief keeps that definition visible, then builds a research path around Bohai, spill and began.
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The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Mar 22, 2026. The linked authority identifier is Q297068. Authority coordinates are 39.084, 118.818. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 2011.
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This entry incorporates text from “2011 Bohai Bay oil spill” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.