Basin

Remaining Reserve

(Million Tonnes)

Proportion of Reserves

Production

(Million Tonnes)

Depletion

Rate

Low CV

Med CV

> High CV

Ombilin

158

0%

2%

98%

0.5

0.7%

Bengkulu

19

0%

20%

80%

6.8

6.8%

Central Sumatra

689

90%

4%

6%

2.3

0.3%

South Sumatra

12,428

54%

45%

1%

25.8

0.2%

Kutai and Tarakan

14,015

9%

86%

5%

178.8

1.3%

Barito

4772

17%

66%

17%

207.8

4.4%