CBM field | Ro (%) |
Depth (m) |
Average permeability /mD |
Methane content /m3/ton | Sorption saturation (%) |
Thickness (m) |
Formation pressure /MPa |
Gas production /m3d |
Water production / m3d |
---|---|---|---|---|---|---|---|---|---|
San Juan (USA) |
0.9- 1.2 |
100- 1000 |
>5 | 12 | 3-12 | 0.9-8.9 | 30 000 | 0-40 | |
Alberta (Canada) |
0.5- 2.0 |
200- 700 |
10-500 | 1-5 | 70-97 | 4-10 | 1.8-6.3 | 3000 | 2 |
Bowen (Australia) |
1.5 | 100- 600 |
0.1-10 | 0.98-5.88 | 90-100 | 5-12 | 0.9-5.4 | 6000-30 000 | 30 |
Qinshui (China) |
2-4 | 300- 800 |
0.02-0.58 | 13-22 | 75-90 | 3.2- 8.6 |
1.8-4.8 | 1200 | 3 |