August throughput was also up from July's 14.87 million bpd.
Year-to-date throughput gained 11.9% from a year earlier to 491.4 million tons, or 14.76 million bpd.
The NBS data on Friday also showed China's domestic crude oil production in August gained 3.1% from a year earlier to 17.47 million metric tons, or 4.11 million bpd.
The year-to-date volume rose 2.1% from a year earlier to 139.85 million tons, or 4.2 million bpd.
Natural gas production last month rose 6.3% from a year earlier to 18.1 billion cubic metres (bcm), the NBS said.
Persons:
Andrew Hayley, Chen Aizhu, Christian Schmollinger
Organizations:
Air, National Bureau of Statistics, NBS, Thomson