Natural gas parameters

Gas quality is measured according to the International Organization for Standardization standard ISO 6976 “Natural gas – Calculation of calorific values, density, relative density and Wobbe index from composition“

Natural gas quality parameters
2026-08-15
Gas regulation stations
Name Calorific value Wobbe index Density absolute Calorific value Wobbe index Density absolute Density relative
- superior inferior - - superior inferior - - -
- 25/20° C (combustion/measurement) - 25/0° C (combustion/measurement)  
- kWh/m3 kWh/m3 kWh/m3 kg/m3 kWh/m3 kWh/m3 kWh/m3 kg/m3 -
Aizkraukle 10.713 9.668 14.023 0.7031 11.504 10.382 15.055 0.7550 0.5839
Baldone 10.713 9.669 14.023 0.7031 11.504 10.383 15.055 0.7550 0.5839
Brocēni 10.610 9.573 13.948 0.6974 11.393 10.279 14.975 0.7489 0.5792
Cēsis 10.691 9.648 14.002 0.7023 11.480 10.360 15.033 0.7541 0.5832
Daugavpils 10.839 9.788 14.025 0.7156 11.639 10.510 15.057 0.7684 0.5943
Daugmale 10.714 9.670 14.024 0.7032 11.505 10.384 15.056 0.7551 0.5840
Dobele 10.675 9.633 14.010 0.6994 11.463 10.344 15.041 0.7510 0.5809
Dzirkstele 10.616 9.578 13.955 0.6976 11.399 10.285 14.982 0.7491 0.5794
Ezerciems 10.689 9.646 14.001 0.7022 11.478 10.358 15.032 0.7540 0.5831
Jēkabpils 10.715 9.670 14.004 0.7052 11.506 10.384 15.035 0.7572 0.5857
Jelgava-2 10.675 9.633 14.010 0.6994 11.463 10.344 15.041 0.7510 0.5808
Kaibala 10.713 9.668 14.023 0.7030 11.504 10.382 15.055 0.7549 0.5839
Kalnciems 10.708 9.663 14.030 0.7014 11.498 10.376 15.063 0.7532 0.5825
Koknese 10.710 9.666 14.002 0.7051 11.500 10.379 15.033 0.7571 0.5856
Krimulda 10.702 9.658 14.015 0.7025 11.492 10.371 15.046 0.7543 0.5834
Liepāja 10.589 9.554 13.889 0.6996 11.371 10.259 14.911 0.7512 0.5810
Līgatne 10.692 9.649 14.002 0.7023 11.481 10.361 15.033 0.7541 0.5833
Līvāni 10.715 9.671 14.003 0.7051 11.506 10.385 15.034 0.7571 0.5856
Lode 10.694 9.651 14.004 0.7024 11.483 10.363 15.035 0.7542 0.5833
Lutriņi 10.633 9.594 13.971 0.6981 11.418 10.302 14.999 0.7496 0.5797
Nākotne 10.675 9.633 14.010 0.6994 11.463 10.344 15.041 0.7510 0.5808
Ogre 10.713 9.668 14.023 0.7030 11.504 10.382 15.055 0.7549 0.5839
Palsmane 10.692 9.649 14.002 0.7023 11.481 10.361 15.033 0.7541 0.5832
Preiļi 10.719 9.675 14.005 0.7058 11.510 10.389 15.036 0.7579 0.5863
Rēzekne 10.833 9.782 14.036 0.7165 11.633 10.504 15.069 0.7694 0.5951
Rīga-1 10.703 9.659 14.015 0.7025 11.493 10.372 15.047 0.7543 0.5834
Rīga-3 10.704 9.660 14.015 0.7025 11.494 10.373 15.046 0.7543 0.5834
Rudbārži 10.611 9.573 13.946 0.6973 11.394 10.280 14.972 0.7488 0.5791
Saldus 10.629 9.590 13.968 0.6980 11.413 10.298 14.996 0.7495 0.5797
Sigulda 10.691 9.649 14.002 0.7023 11.480 10.361 15.033 0.7541 0.5832
Sloka 10.708 9.663 14.030 0.7014 11.498 10.376 15.063 0.7532 0.5826
Tadaiķi 10.581 9.546 13.889 0.6996 11.362 10.251 14.911 0.7512 0.5810
Valmiera-1 10.694 9.651 14.004 0.7024 11.483 10.363 15.035 0.7542 0.5833
Vangaži 10.703 9.659 14.015 0.7025 11.493 10.372 15.046 0.7543 0.5834
Vecbebri 10.711 9.667 14.002 0.7049 11.501 10.380 15.033 0.7569 0.5854
Zaķumuiža 10.703 9.659 14.015 0.7025 11.493 10.372 15.047 0.7543 0.5834
Zirņi 10.646 9.606 13.978 0.6983 11.432 10.315 15.007 0.7498 0.5799
Entry/exit points
Name Calorific value Wobbe index Methane Oxygen Hydrogen
- superior - - -
- 25/0° C (combustion/measurement)
- kWh/m3 kWh/m3 % Mole % Mole % Mole
Kiemenai 11.508 15.083 - - -
LV Domestic consumption 11.490 15.035 94.981 0.004 -
Entry point from Latvian production 10.877 14.421 98.249 0.248 0.041
Incukalns UGS 11.486 15.038 95.113 - -
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