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
2026-09-22
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 10.959 9.898 14.143 0.7198 11.768 10.629 15.184 0.7729 0.5978
Baldone 10.915 9.858 14.137 0.7188 11.721 10.585 15.178 0.7719 0.5970
Brocēni 10.544 9.515 13.730 0.7115 11.322 10.217 14.740 0.7640 0.5909
Cēsis 10.956 9.896 14.157 0.7221 11.765 10.626 15.199 0.7754 0.5997
Daugavpils 10.573 9.537 13.940 0.6925 11.353 10.241 14.966 0.7436 0.5751
Daugmale 10.901 9.844 14.137 0.7186 11.705 10.570 15.177 0.7716 0.5968
Dobele 10.755 9.709 14.039 0.7043 11.549 10.425 15.072 0.7563 0.5850
Dzirkstele 10.520 9.492 13.709 0.7107 11.296 10.192 14.718 0.7631 0.5902
Ezerciems 10.967 9.906 14.160 0.7226 11.776 10.637 15.202 0.7759 0.6001
Jēkabpils 10.870 9.816 14.062 0.7190 11.672 10.540 15.097 0.7721 0.5972
Jelgava-2 10.723 9.677 14.021 0.7016 11.514 10.391 15.053 0.7534 0.5827
Kaibala 10.928 9.870 14.134 0.7183 11.735 10.598 15.174 0.7713 0.5966
Kalnciems 10.906 9.849 14.111 0.7195 11.711 10.576 15.150 0.7726 0.5975
Koknese 10.865 9.811 14.060 0.7190 11.667 10.535 15.095 0.7721 0.5972
Krimulda 10.812 9.761 14.079 0.7100 11.610 10.481 15.115 0.7624 0.5897
Liepāja 10.761 9.715 13.952 0.7157 11.555 10.432 14.979 0.7685 0.5944
Līgatne 10.968 9.906 14.161 0.7226 11.777 10.637 15.203 0.7759 0.6001
Līvāni 10.862 9.809 14.056 0.7189 11.664 10.533 15.091 0.7720 0.5971
Lode 10.956 9.896 14.154 0.7217 11.765 10.626 15.196 0.7750 0.5994
Lutriņi 10.488 9.463 13.673 0.7089 11.262 10.161 14.679 0.7612 0.5887
Nākotne 10.742 9.695 14.033 0.7034 11.535 10.411 15.066 0.7553 0.5842
Ogre 10.939 9.880 14.134 0.7183 11.746 10.609 15.174 0.7713 0.5966
Palsmane 10.964 9.903 14.157 0.7225 11.773 10.634 15.199 0.7758 0.6001
Preiļi 10.864 9.810 14.064 0.7191 11.666 10.534 15.099 0.7722 0.5972
Rēzekne 10.569 9.534 13.940 0.6925 11.349 10.238 14.966 0.7436 0.5751
Rīga-1 10.811 9.760 14.079 0.7100 11.609 10.480 15.115 0.7624 0.5897
Rīga-3 10.856 9.802 14.079 0.7100 11.657 10.525 15.115 0.7624 0.5897
Rudbārži 10.391 9.373 13.554 0.7078 11.158 10.065 14.552 0.7600 0.5878
Saldus 10.581 9.548 13.731 0.7113 11.362 10.253 14.742 0.7638 0.5907
Sigulda 10.958 9.898 14.156 0.7220 11.767 10.628 15.198 0.7753 0.5996
Sloka 10.906 9.849 14.111 0.7194 11.711 10.576 15.150 0.7725 0.5975
Tadaiķi 10.738 9.695 13.942 0.7153 11.531 10.410 14.968 0.7681 0.5941
Valmiera-1 10.955 9.895 14.154 0.7217 11.764 10.625 15.196 0.7750 0.5994
Vangaži 10.836 9.784 14.079 0.7100 11.636 10.506 15.115 0.7624 0.5897
Vecbebri 10.863 9.809 14.059 0.7190 11.665 10.533 15.094 0.7721 0.5972
Zaķumuiža 10.816 9.764 14.079 0.7100 11.614 10.485 15.115 0.7624 0.5897
Zirņi 10.375 9.358 13.558 0.7053 11.141 10.049 14.556 0.7573 0.5857
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 11.383 14.997 - - -
LV Domestic consumption 11.607 15.112 94.244 0.007 -
Entry point from Latvian production 9.899 13.127 89.338 0.283 0.026
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