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
2026-03-23
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 -
Direct consumers 10.589 9.552 13.970 0.6920 11.370 10.257 14.998 0.7431 0.5747
Aizkraukle 10.954 9.894 14.146 0.7223 11.762 10.624 15.187 0.7756 0.5999
Baldone 10.955 9.894 14.146 0.7223 11.763 10.624 15.187 0.7756 0.5999
Brocēni 10.491 9.461 13.901 0.6856 11.265 10.159 14.924 0.7362 0.5694
Cēsis 10.779 9.729 14.043 0.7052 11.574 10.447 15.077 0.7572 0.5857
Daugavpils 10.983 9.922 14.161 0.7246 11.794 10.654 15.203 0.7781 0.6018
Daugmale 10.954 9.894 14.146 0.7223 11.762 10.624 15.187 0.7756 0.5998
Dobele 10.955 9.895 14.148 0.7223 11.764 10.625 15.189 0.7756 0.5999
Dzirkstele 10.488 9.458 13.894 0.6856 11.262 10.156 14.917 0.7362 0.5694
Ezerciems 10.769 9.721 14.055 0.7071 11.564 10.438 15.089 0.7593 0.5873
Jēkabpils 10.529 9.496 13.943 0.6869 11.306 10.197 14.969 0.7376 0.5705
Jelgava-1 10.955 9.896 14.148 0.7223 11.764 10.626 15.189 0.7756 0.5999
Jelgava-2 10.955 9.896 14.148 0.7223 11.764 10.626 15.189 0.7756 0.5999
Kaibala 10.954 9.894 14.146 0.7223 11.762 10.624 15.187 0.7756 0.5999
Kalnciems 10.534 9.501 13.944 0.6874 11.311 10.202 14.970 0.7381 0.5709
Koknese 10.529 9.496 13.943 0.6869 11.306 10.197 14.969 0.7376 0.5705
Krimulda 10.955 9.895 14.147 0.7224 11.763 10.625 15.188 0.7757 0.5999
Liepāja 10.508 9.477 13.920 0.6863 11.283 10.176 14.944 0.7369 0.5700
Līgatne 10.745 9.698 14.050 0.7064 11.538 10.414 15.084 0.7585 0.5867
Līvāni 10.529 9.496 13.943 0.6869 11.306 10.197 14.969 0.7376 0.5705
Lode 10.726 9.682 14.039 0.7044 11.518 10.396 15.072 0.7564 0.5851
Lutriņi 10.475 9.446 13.887 0.6854 11.248 10.143 14.909 0.7360 0.5692
Nākotne 10.955 9.896 14.148 0.7223 11.764 10.626 15.189 0.7756 0.5999
Ogre 10.954 9.894 14.146 0.7223 11.762 10.624 15.187 0.7756 0.5999
Palsmane 10.589 9.551 13.970 0.6919 11.370 10.256 14.998 0.7430 0.5747
Preiļi 10.529 9.496 13.943 0.6869 11.306 10.197 14.969 0.7376 0.5705
Rēzekne 10.983 9.922 14.161 0.7246 11.794 10.654 15.203 0.7781 0.6018
Rīga-1 10.955 9.895 14.147 0.7224 11.763 10.625 15.188 0.7757 0.5999
Rīga-3 10.955 9.895 14.147 0.7224 11.763 10.625 15.188 0.7757 0.5999
Rudbārži 10.512 9.480 13.918 0.6863 11.288 10.180 14.942 0.7369 0.5700
Saldus 10.485 9.455 13.894 0.6856 11.259 10.153 14.917 0.7362 0.5694
Sigulda 10.744 9.697 14.043 0.7052 11.537 10.413 15.077 0.7572 0.5857
Sloka 10.534 9.501 13.944 0.6875 11.311 10.202 14.970 0.7382 0.5709
Tadaiķi 10.508 9.477 13.919 0.6863 11.283 10.176 14.943 0.7369 0.5699
Valmiera-1 10.732 9.686 14.039 0.7044 11.524 10.401 15.072 0.7564 0.5851
Vangaži 10.955 9.895 14.147 0.7224 11.763 10.625 15.188 0.7757 0.5999
Vecbebri 10.529 9.496 13.943 0.6869 11.306 10.197 14.969 0.7376 0.5705
Zaķumuiža 10.955 9.895 14.147 0.7224 11.763 10.625 15.188 0.7757 0.5999
Zirņi 10.497 9.467 13.914 0.6862 11.272 10.166 14.938 0.7368 0.5699
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 11.763 15.189 - - -
LV Domestic consumption 11.702 15.168 93.537 0.002 -
Entry point from Latvian production 10.898 14.460 98.335 0.250 0.054
Incukalns UGS 11.712 15.166 93.442 - -
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