Table 2.

Results of porosity and water saturation analysis for three wells

Well/FormationnBulk density (g cm−3)Skeletal density (g cm−3)Effective porosity (%)Total porosity (%)Water saturation (%)Matrix permeability (mD)
Grange Hill-1z
 Caton Shale102.602.693.397.7655.24.37 × 10−5
 Pendle Grit12.662.743.023.4612.92.88 × 10−5
 Upper Bowland Shale152.622.713.234.3425.14.36 × 10−5
 Lower Bowland Shale192.602.724.466.6935.36.43 × 10−5
Preese Hall-1
 Brennand Grit12.482.583.524.0212.31.23 × 10−5
 Upper Bowland Shale312.602.702.823.7025.51.50 × 10−5
 Lower Bowland Shale152.612.702.393.3127.31.15 × 10−5
Becconsall-1z
 Crossdale Mudstone132.642.743.696.1741.305.27 × 10−5
 Upper Bowland Shale82.592.662.493.9237.071.07 × 10−4
 Lower Bowland Shale162.642.722.914.6937.695.06 × 10−5
 Hodderense Limestone42.612.661.803.7951.603.61 × 10−5
 Hodder Mudstone412.652.753.574.8627.062.34 × 10−5