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Table 2

Vaux-en-Bugey gas quality data.

Date of the measure Well CH4(%) H2(%) C2H4(%) C3H6 (%) C4H10 (%) Combustible gases CO2 (%) N2 (%) Ar, Kr, Xe (%) He, Ne (%) H2S (ppm) Reference of the analysis Comment
1906 Pagniez-Bregi 90.13 3.69 1.08 0.00 0.00 94.90 0.43 4.66 NA Bregi (1909) Measurement corrected from an air pollution, detected by oxygen
1926 SREP2 79.27 5.24 4.91 3.17 0.14 92.73 2.36 4.91 NA Lebeau mentionned by Schoeffler (1941)
1933 SREP2 NA NA NA NA NA 89.28 5.2 5.41 0.016 0.096 NA M. Lepape mentionned by Schoeffler (1941)
09-avr-18 SREP5 NA 0.52 NA NA NA 4.9 NA NA NA 136 Deronzier
25-juil-18 SREP5 NA 0.47 NA NA NA 4.9 NA NA NA 123 Deronzier & Giouse

Measurements are in % or ppm of volume.

NA = non available.

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