Table T11. Headspace (HS) gas concentrations, Site U1430.
Core, section, interval (cm) |
Top depth CSF-A (m) |
Sample type |
Sediment volume (cm³) |
CH4 (ppmv) measured |
CH4 (ppmv) normalized |
|---|---|---|---|---|---|
| 346-U1430A- | |||||
| 1H-2, 0–5 | 1.50 | HS | 4.0 | 0.00 | 0.00 |
| 2H-2, 0–5 | 5.10 | HS | 2.5 | 2.10 | 4.20 |
| 2H-5, 0–5 | 9.60 | HS | 3.0 | 1.99 | 3.32 |
| 3H-5, 0–5 | 19.10 | HS | 3.0 | 1.95 | 3.25 |
| 4H-5, 0–5 | 28.60 | HS | 2.5 | 2.43 | 4.86 |
| 5H-2, 0–5 | 33.60 | HS | 3.0 | 2.38 | 3.97 |
| 6H-2, 0–5 | 43.10 | HS | 3.0 | 2.82 | 4.70 |
| 7H-2, 0–5 | 52.60 | HS | 3.0 | 2.88 | 4.80 |
| 8H-2, 0–5 | 62.10 | HS | 3.0 | 5.03 | 8.38 |
| 9H-2, 0–5 | 71.60 | HS | 2.5 | 2.60 | 5.20 |
| 10H-2, 0–5 | 81.10 | HS | 3.0 | 5.68 | 9.47 |
| 11H-2, 0–5 | 90.60 | HS | 3.1 | 5.32 | 8.58 |
| 12H-2, 0–5 | 100.10 | HS | 3.0 | 5.49 | 9.15 |
| 13H-2, 0–5 | 109.60 | HS | 2.5 | 4.26 | 8.52 |
| 14H-2, 0–5 | 119.10 | HS | 3.0 | 5.37 | 8.95 |
| 15H-2, 0–5 | 128.60 | HS | 3.0 | 4.59 | 7.65 |
| 16H-2, 0–5 | 138.10 | HS | 2.4 | 4.39 | 9.15 |
| 17H-2, 0–5 | 147.60 | HS | 3.0 | 5.40 | 9.00 |
| 18H-2, 0–5 | 157.10 | HS | 3.0 | 4.19 | 6.98 |
| 19H-1, 0–5 | 165.10 | HS | 3.4 | 4.61 | 6.78 |
| 20H-2, 0–5 | 176.10 | HS | 3.6 | 4.67 | 6.49 |
| 21H-2, 0–5 | 185.00 | HS | 3.0 | 3.70 | 6.17 |
| 22H-2, 0–5 | 194.50 | HS | 3.0 | 4.36 | 7.27 |
| 23H-2, 0–5 | 203.70 | HS | 3.4 | 3.48 | 5.12 |
| 24H-2, 0–5 | 213.20 | HS | 3.2 | 3.64 | 5.69 |
| 25H-2, 0–5 | 222.70 | HS | 3.0 | 3.43 | 5.72 |
| 26H-2, 0–5 | 232.20 | HS | 3.0 | 2.91 | 4.85 |
| 27H-2, 0–5 | 236.90 | HS | 3.2 | 2.74 | 4.28 |
| 28H-2, 0–5 | 241.60 | HS | 3.2 | 2.54 | 3.97 |
| 29H-2, 0–5 | 246.30 | HS | 3.0 | 1.91 | 3.18 |
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