California Heavy Oil Fields
Oil Gas
Type
Operating
Status
🇺🇸 United States, California (San Joaquin Valley)
Country
Project information
As at 31 December 2025
Aggregation level:
Play or complex
Aggregation level:
Play or complex
Report standard:
Sec S K 1200
Report standard:
Sec S K 1200
Ownership %:
100
Ownership %:
100
Operator:
Yes
Operator:
Yes
Extraction:
Conventional Oil Gas
Extraction:
Conventional Oil Gas
Description
As at 31 December 2025
Six owned-and-operated fields in California — Kern River, Cymric/McKittrick, Midway Sunset, San Ardo, Coalinga and Lost Hills — with interests between 87% and 100%. 2025 average net daily oil-equivalent production of 63,000 barrels. Following Kern County's reinstatement of drilling permit approvals, limited development drilling is planned for 2026.
Oil & Gas metrics
As at 31 December 2025
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