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
2026-09-30
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 10.561 9.525 13.953 0.6889 11.340 10.228 14.980 0.7397 0.5721
Baldone 10.550 9.517 13.953 0.6890 11.329 10.219 14.980 0.7398 0.5722
Brocēni 10.402 9.381 13.752 0.6903 11.170 10.073 14.764 0.7412 0.5732
Cēsis 10.571 9.535 13.966 0.6900 11.351 10.239 14.994 0.7409 0.5731
Daugavpils 10.873 9.818 14.067 0.7188 11.675 10.543 15.102 0.7719 0.5970
Daugmale 10.550 9.516 13.952 0.6889 11.329 10.218 14.979 0.7397 0.5721
Dobele 10.541 9.507 13.946 0.6884 11.319 10.209 14.972 0.7392 0.5718
Dzirkstele 10.543 9.509 13.946 0.6884 11.321 10.211 14.972 0.7392 0.5718
Ezerciems 10.566 9.531 13.962 0.6898 11.346 10.234 14.990 0.7407 0.5729
Jēkabpils 10.637 9.598 13.951 0.6976 11.422 10.306 14.978 0.7491 0.5794
Jelgava-1 10.544 9.510 13.947 0.6884 11.322 10.212 14.973 0.7392 0.5718
Jelgava-2 10.544 9.510 13.947 0.6885 11.322 10.212 14.973 0.7393 0.5718
Kaibala 10.552 9.519 13.952 0.6889 11.331 10.221 14.979 0.7397 0.5721
Kalnciems 10.565 9.530 13.962 0.6896 11.345 10.233 14.990 0.7405 0.5728
Koknese 10.608 9.571 13.946 0.6971 11.391 10.277 14.972 0.7485 0.5789
Krimulda 10.542 9.508 13.946 0.6884 11.320 10.210 14.972 0.7392 0.5717
Liepāja 10.716 9.673 13.903 0.7147 11.507 10.387 14.926 0.7674 0.5935
Līgatne 10.565 9.531 13.962 0.6898 11.345 10.234 14.990 0.7407 0.5729
Līvāni 10.617 9.579 13.947 0.6973 11.401 10.286 14.974 0.7488 0.5791
Lode 10.571 9.535 13.968 0.6898 11.351 10.239 14.996 0.7407 0.5729
Lutriņi 10.359 9.340 13.689 0.6897 11.123 10.029 14.697 0.7406 0.5728
Nākotne 10.543 9.509 13.946 0.6884 11.321 10.211 14.972 0.7392 0.5718
Ogre 10.554 9.519 13.952 0.6889 11.333 10.222 14.979 0.7397 0.5721
Preiļi 10.597 9.560 13.952 0.6981 11.379 10.266 14.979 0.7496 0.5798
Rēzekne 10.867 9.814 14.067 0.7188 11.669 10.538 15.102 0.7719 0.5970
Rīga-1 10.543 9.509 13.947 0.6884 11.321 10.211 14.973 0.7392 0.5717
Rīga-3 10.543 9.509 13.947 0.6884 11.321 10.211 14.973 0.7392 0.5717
Rudbārži 10.218 9.210 13.553 0.6851 10.972 9.890 14.551 0.7357 0.5690
Saldus 10.396 9.374 13.753 0.6901 11.163 10.066 14.765 0.7410 0.5731
Sigulda 10.568 9.533 13.966 0.6900 11.348 10.236 14.994 0.7409 0.5730
Sloka 10.565 9.530 13.962 0.6896 11.345 10.233 14.990 0.7405 0.5728
Tadaiķi 10.765 9.718 13.974 0.7167 11.559 10.435 15.002 0.7696 0.5952
Valmiera-1 10.571 9.535 13.968 0.6898 11.351 10.239 14.996 0.7407 0.5729
Vangaži 10.543 9.509 13.947 0.6884 11.321 10.211 14.973 0.7392 0.5717
Vecbebri 10.591 9.555 13.940 0.6962 11.373 10.260 14.966 0.7476 0.5783
Zaķumuiža 10.542 9.508 13.947 0.6884 11.320 10.210 14.973 0.7392 0.5717
Zirņi 10.413 9.390 13.740 0.6908 11.182 10.083 14.751 0.7418 0.5737
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 11.324 14.976 - - -
LV Domestic consumption 11.352 14.977 96.516 0.008 -
Entry point from Latvian production 10.883 13.020 88.607 0.264 0.024
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