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
2026-10-12
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 10.727 9.683 13.985 0.7090 11.519 10.398 15.014 0.7613 0.5888
Baldone 10.729 9.684 13.986 0.7089 11.521 10.399 15.015 0.7612 0.5888
Brocēni 10.861 9.808 14.028 0.7196 11.663 10.532 15.060 0.7727 0.5976
Cēsis 10.782 9.734 14.010 0.7119 11.578 10.452 15.041 0.7644 0.5912
Daugavpils 10.538 9.505 13.920 0.6905 11.316 10.207 14.944 0.7415 0.5735
Daugmale 10.729 9.684 13.985 0.7089 11.521 10.399 15.014 0.7612 0.5888
Dobele 10.738 9.693 13.993 0.7093 11.530 10.408 15.023 0.7617 0.5891
Dzirkstele 10.736 9.691 13.993 0.7093 11.528 10.406 15.023 0.7617 0.5891
Ezerciems 10.775 9.727 14.014 0.7123 11.570 10.445 15.045 0.7649 0.5916
Jēkabpils 10.647 9.608 13.947 0.7039 11.433 10.317 14.973 0.7558 0.5846
Jelgava-1 10.737 9.692 13.993 0.7093 11.529 10.407 15.023 0.7617 0.5891
Jelgava-2 10.738 9.693 13.993 0.7093 11.530 10.408 15.023 0.7617 0.5891
Kaibala 10.730 9.685 13.986 0.7089 11.522 10.400 15.015 0.7612 0.5888
Kalnciems 10.726 9.682 13.978 0.7097 11.518 10.397 15.007 0.7621 0.5895
Koknese 10.660 9.620 13.956 0.7050 11.447 10.330 14.983 0.7570 0.5855
Krimulda 10.733 9.688 13.991 0.7090 11.525 10.403 15.021 0.7613 0.5888
Liepāja 10.447 9.422 13.795 0.6899 11.218 10.117 14.810 0.7408 0.5730
Līgatne 10.774 9.726 14.012 0.7121 11.569 10.444 15.043 0.7646 0.5914
Līvāni 10.659 9.619 13.947 0.7041 11.446 10.329 14.974 0.7561 0.5848
Lode 10.734 9.689 13.988 0.7092 11.526 10.404 15.018 0.7615 0.5890
Lutriņi 10.640 9.603 13.804 0.7129 11.425 10.312 14.820 0.7655 0.5920
Nākotne 10.737 9.691 13.993 0.7093 11.529 10.406 15.023 0.7617 0.5891
Ogre 10.729 9.684 13.986 0.7089 11.521 10.399 15.015 0.7612 0.5888
Preiļi 10.657 9.618 13.947 0.7035 11.444 10.328 14.973 0.7554 0.5843
Rēzekne 10.550 9.517 13.920 0.6907 11.329 10.219 14.944 0.7417 0.5736
Rīga-1 10.733 9.688 13.991 0.7090 11.525 10.403 15.021 0.7613 0.5888
Rīga-3 10.733 9.688 13.991 0.7090 11.525 10.403 15.021 0.7613 0.5888
Rudbārži 10.616 9.581 13.796 0.7131 11.399 10.288 14.811 0.7657 0.5922
Saldus 10.611 9.576 13.794 0.7128 11.394 10.283 14.809 0.7654 0.5920
Sigulda 10.769 9.722 14.010 0.7119 11.564 10.440 15.041 0.7644 0.5912
Sloka 10.730 9.685 13.978 0.7098 11.522 10.400 15.007 0.7622 0.5895
Tadaiķi 10.446 9.420 13.792 0.6899 11.217 10.115 14.807 0.7408 0.5730
Valmiera-1 10.735 9.690 13.988 0.7092 11.527 10.405 15.018 0.7615 0.5890
Vangaži 10.733 9.688 13.991 0.7090 11.525 10.403 15.021 0.7613 0.5888
Vecbebri 10.657 9.618 13.947 0.7041 11.444 10.328 14.974 0.7561 0.5848
Zaķumuiža 10.732 9.688 13.991 0.7090 11.524 10.403 15.021 0.7613 0.5888
Zirņi 10.606 9.572 13.810 0.7134 11.389 10.278 14.826 0.7661 0.5925
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 11.538 15.028 - - -
LV Domestic consumption 11.510 15.011 94.739 0.004 -
Entry point from Latvian production 10.875 13.117 89.374 0.259 0.024
Incukalns UGS 11.519 15.014 94.651 - -
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