Table 1 Summary of quantification and localization results of the methane emissions across the site for all scenarios considered during the deployment.

From: Long-term continuous monitoring of methane emissions at an oil and gas facility using a multi-open-path laser dispersion spectrometer

MCMC method

Inferred source

Actual sources

Median emission rate (kg/h)

Uncertainty (kg/h)

Distance to actual (m)

Emission rate (kg/h)

Controlled release

 Fixed grid

5.3

2.9

30

4.9 ± 0.1

 Reversible jump

7.4

1.5

30–50

4.9 ± 0.1

System release

 Fixed grid

N/A

N/A

N/A

N/A

 Reversible jump

3.7

1.1

40

Unknown

Total emissions from persistent sources

 Fixed grid

4.5

1.8

10

Unknown

 Reversible jump

4.3

0.8

20

Unknown