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
2026-06-11
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 10.482 9.452 13.924 0.6827 11.256 10.150 14.949 0.7331 0.5670
Baldone 10.481 9.451 13.922 0.6827 11.255 10.149 14.947 0.7331 0.5670
Brocēni 10.581 9.547 13.857 0.7052 11.362 10.252 14.877 0.7572 0.5856
Cēsis 10.481 9.451 13.921 0.6827 11.254 10.148 14.946 0.7331 0.5670
Daugavpils 10.920 9.863 14.110 0.7211 11.726 10.591 15.148 0.7743 0.5989
Daugmale 10.482 9.452 13.924 0.6827 11.256 10.150 14.949 0.7331 0.5670
Dobele 10.474 9.444 13.916 0.6821 11.247 10.141 14.940 0.7324 0.5665
Dzirkstele 10.582 9.548 13.861 0.7053 11.363 10.253 14.881 0.7574 0.5858
Ezerciems 10.481 9.451 13.920 0.6827 11.254 10.148 14.945 0.7331 0.5670
Jēkabpils 10.533 9.500 13.920 0.6906 11.310 10.201 14.944 0.7416 0.5736
Jelgava-1 10.482 9.452 13.923 0.6827 11.256 10.150 14.948 0.7331 0.5670
Jelgava-2 10.473 9.443 13.916 0.6822 11.246 10.140 14.940 0.7325 0.5665
Kaibala 10.482 9.452 13.923 0.6826 11.256 10.150 14.948 0.7330 0.5670
Kalnciems 10.971 9.910 14.162 0.7229 11.781 10.641 15.204 0.7763 0.6004
Koknese 10.549 9.516 13.915 0.6894 11.328 10.218 14.939 0.7403 0.5726
Krimulda 10.477 9.447 13.920 0.6824 11.250 10.144 14.945 0.7328 0.5667
Liepāja 10.705 9.663 13.916 0.7101 11.495 10.376 14.940 0.7625 0.5898
Līgatne 10.481 9.451 13.923 0.6826 11.255 10.149 14.948 0.7330 0.5670
Līvāni 10.561 9.526 13.928 0.6923 11.340 10.229 14.953 0.7434 0.5749
Lode 10.487 9.457 13.925 0.6832 11.261 10.155 14.950 0.7336 0.5674
Nākotne 10.478 9.449 13.920 0.6824 11.251 10.146 14.944 0.7328 0.5668
Ogre 10.482 9.452 13.923 0.6827 11.256 10.150 14.948 0.7331 0.5670
Preiļi 10.584 9.548 13.947 0.6948 11.365 10.253 14.973 0.7461 0.5771
Rēzekne 10.928 9.871 14.116 0.7214 11.735 10.599 15.155 0.7746 0.5991
Rīga-1 10.474 9.445 13.919 0.6822 11.247 10.142 14.943 0.7326 0.5666
Rīga-3 10.479 9.449 13.919 0.6822 11.252 10.146 14.943 0.7326 0.5666
Rudbārži 10.730 9.686 13.966 0.7124 11.522 10.401 14.994 0.7650 0.5917
Saldus 10.605 9.570 13.858 0.7053 11.388 10.276 14.878 0.7574 0.5858
Sigulda 10.481 9.451 13.922 0.6827 11.254 10.148 14.947 0.7331 0.5670
Sloka 10.972 9.911 14.163 0.7229 11.782 10.642 15.205 0.7763 0.6004
Tadaiķi 10.677 9.636 13.912 0.7101 11.465 10.347 14.936 0.7625 0.5897
Valmiera-1 10.486 9.456 13.925 0.6832 11.260 10.154 14.950 0.7336 0.5674
Vangaži 10.475 9.446 13.919 0.6822 11.248 10.143 14.943 0.7326 0.5666
Vecbebri 10.486 9.457 13.894 0.6863 11.260 10.155 14.917 0.7370 0.5700
Zaķumuiža 10.475 9.446 13.919 0.6823 11.248 10.143 14.943 0.7327 0.5666
Zirņi 10.564 9.533 13.824 0.7035 11.344 10.236 14.841 0.7554 0.5843
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 11.240 14.938 - - -
LV Domestic consumption 11.279 14.954 97.561 0.004 -
Entry point from Latvian production 10.890 14.449 98.361 0.254 0.038
Incukalns UGS 11.251 14.946 97.934 - -
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