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
2026-10-29
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 10.899 9.843 14.097 0.7208 11.703 10.569 15.135 0.7740 0.5986
Baldone 10.906 9.850 14.098 0.7208 11.711 10.577 15.136 0.7740 0.5986
Brocēni 10.638 9.600 13.916 0.7098 11.423 10.309 14.940 0.7622 0.5895
Cēsis 10.773 9.725 14.026 0.7112 11.568 10.443 15.058 0.7637 0.5907
Daugavpils 10.714 9.670 14.003 0.7051 11.505 10.384 15.034 0.7571 0.5856
Daugmale 10.904 9.848 14.096 0.7205 11.709 10.575 15.134 0.7737 0.5984
Dobele 10.921 9.864 14.108 0.7222 11.727 10.592 15.146 0.7755 0.5998
Dzirkstele 10.777 9.729 14.009 0.7149 11.572 10.447 15.040 0.7677 0.5938
Ezerciems 10.778 9.730 14.023 0.7112 11.573 10.448 15.055 0.7637 0.5907
Jēkabpils 10.778 9.728 14.081 0.7090 11.573 10.446 15.117 0.7613 0.5888
Jelgava-1 10.919 9.862 14.108 0.7222 11.725 10.590 15.146 0.7755 0.5998
Jelgava-2 10.921 9.864 14.108 0.7222 11.727 10.592 15.146 0.7755 0.5998
Kaibala 10.906 9.850 14.097 0.7208 11.711 10.577 15.135 0.7740 0.5987
Kalnciems 10.957 9.896 14.152 0.7201 11.766 10.626 15.194 0.7732 0.5980
Koknese 10.750 9.702 14.045 0.7070 11.543 10.418 15.079 0.7592 0.5872
Krimulda 10.919 9.862 14.107 0.7219 11.725 10.590 15.145 0.7752 0.5995
Liepāja 10.540 9.509 13.828 0.7022 11.318 10.211 14.846 0.7540 0.5832
Līgatne 10.777 9.728 14.025 0.7111 11.572 10.446 15.057 0.7636 0.5906
Līvāni 10.788 9.738 14.075 0.7087 11.584 10.457 15.111 0.7610 0.5886
Lode 10.788 9.738 14.050 0.7101 11.584 10.457 15.084 0.7625 0.5897
Lutriņi 10.775 9.727 13.991 0.7145 11.570 10.445 15.021 0.7672 0.5934
Nākotne 10.928 9.871 14.108 0.7222 11.735 10.599 15.146 0.7755 0.5998
Ogre 10.905 9.849 14.097 0.7208 11.710 10.576 15.135 0.7740 0.5987
Palsmane 10.729 9.684 13.985 0.7089 11.521 10.399 15.014 0.7612 0.5888
Preiļi 10.788 9.738 14.069 0.7083 11.584 10.457 15.105 0.7606 0.5883
Rēzekne 10.711 9.668 14.004 0.7047 11.502 10.381 15.035 0.7567 0.5853
Rīga-1 10.919 9.862 14.107 0.7219 11.725 10.590 15.145 0.7752 0.5995
Rīga-3 10.916 9.859 14.107 0.7219 11.722 10.587 15.145 0.7752 0.5995
Rudbārži 10.819 9.768 14.012 0.7161 11.617 10.489 15.043 0.7690 0.5948
Saldus 10.777 9.730 14.013 0.7152 11.572 10.448 15.044 0.7680 0.5940
Sigulda 10.775 9.727 14.026 0.7112 11.570 10.445 15.058 0.7637 0.5907
Sloka 10.938 9.878 14.155 0.7202 11.745 10.607 15.197 0.7734 0.5982
Tadaiķi 10.508 9.479 13.792 0.7016 11.283 10.179 14.807 0.7534 0.5827
Valmiera-1 10.788 9.739 14.050 0.7101 11.584 10.458 15.084 0.7625 0.5897
Vangaži 10.917 9.860 14.107 0.7219 11.723 10.588 15.145 0.7752 0.5995
Vecbebri 10.806 9.755 14.083 0.7091 11.603 10.475 15.119 0.7614 0.5889
Zaķumuiža 10.919 9.862 14.107 0.7219 11.725 10.590 15.145 0.7752 0.5995
Zirņi 10.783 9.736 13.971 0.7138 11.579 10.454 14.999 0.7665 0.5929
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 11.737 15.151 - - -
LV Domestic consumption 11.708 15.134 91.523 0.005 -
Entry point from Latvian production 10.871 13.425 91.480 0.271 0.027
Incukalns UGS 11.701 15.136 91.701 - -
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