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“
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
10.935
9.876
14.130
0.7214
11.742
10.605
15.170
0.7746
0.5991
Baldone
10.933
9.874
14.128
0.7213
11.740
10.603
15.168
0.7745
0.5990
Brocēni
10.900
9.844
14.091
0.7188
11.704
10.570
15.128
0.7719
0.5970
Cēsis
10.699
9.655
14.042
0.6994
11.489
10.368
15.075
0.7510
0.5808
Daugavpils
10.882
9.828
14.069
0.7207
11.685
10.553
15.104
0.7739
0.5986
Daugmale
10.934
9.875
14.129
0.7214
11.741
10.604
15.169
0.7746
0.5991
Dobele
10.935
9.876
14.133
0.7212
11.742
10.605
15.173
0.7744
0.5990
Dzirkstele
10.876
9.822
14.089
0.7186
11.679
10.547
15.126
0.7716
0.5968
Ezerciems
10.698
9.654
14.042
0.6993
11.488
10.367
15.075
0.7509
0.5808
Jēkabpils
10.906
9.850
14.086
0.7217
11.711
10.577
15.123
0.7750
0.5994
Jelgava-1
10.936
9.877
14.133
0.7212
11.743
10.606
15.173
0.7744
0.5990
Jelgava-2
10.936
9.877
14.133
0.7212
11.743
10.606
15.173
0.7744
0.5990
Kaibala
10.933
9.874
14.129
0.7213
11.740
10.603
15.169
0.7745
0.5991
Kalnciems
10.949
9.889
14.136
0.7226
11.757
10.619
15.176
0.7759
0.6001
Koknese
10.904
9.848
14.085
0.7217
11.709
10.575
15.122
0.7750
0.5994
Krimulda
10.936
9.877
14.133
0.7213
11.743
10.606
15.173
0.7745
0.5990
Liepāja
10.904
9.847
14.112
0.7187
11.709
10.574
15.151
0.7717
0.5968
Līgatne
10.699
9.654
14.042
0.6994
11.489
10.367
15.075
0.7510
0.5808
Līvāni
10.905
9.849
14.086
0.7217
11.710
10.576
15.123
0.7750
0.5994
Lode
10.698
9.654
14.042
0.6991
11.487
10.366
15.075
0.7507
0.5806
Lutriņi
10.854
9.801
14.073
0.7165
11.655
10.524
15.109
0.7694
0.5950
Nākotne
10.935
9.876
14.133
0.7212
11.742
10.605
15.173
0.7744
0.5989
Ogre
10.934
9.875
14.129
0.7213
11.741
10.604
15.169
0.7745
0.5991
Preiļi
10.903
9.847
14.086
0.7217
11.708
10.574
15.123
0.7750
0.5994
Rēzekne
10.882
9.828
14.069
0.7207
11.685
10.553
15.104
0.7739
0.5986
Rīga-1
10.937
9.878
14.134
0.7213
11.744
10.607
15.174
0.7745
0.5990
Rīga-3
10.937
9.877
14.134
0.7213
11.744
10.606
15.174
0.7745
0.5990
Rudbārži
10.905
9.848
14.107
0.7198
11.710
10.575
15.145
0.7729
0.5978
Saldus
10.873
9.818
14.088
0.7186
11.675
10.543
15.125
0.7716
0.5968
Sigulda
10.699
9.655
14.042
0.6994
11.489
10.368
15.075
0.7510
0.5808
Sloka
10.949
9.889
14.136
0.7226
11.757
10.619
15.176
0.7759
0.6001
Tadaiķi
10.894
9.838
14.117
0.7190
11.698
10.564
15.156
0.7721
0.5971
Valmiera-1
10.698
9.654
14.042
0.6991
11.487
10.366
15.075
0.7507
0.5806
Vangaži
10.937
9.878
14.134
0.7213
11.744
10.607
15.174
0.7745
0.5990
Vecbebri
10.904
9.847
14.085
0.7217
11.709
10.574
15.122
0.7750
0.5994
Zaķumuiža
10.937
9.877
14.134
0.7213
11.744
10.606
15.174
0.7745
0.5990
Zirņi
10.830
9.778
14.042
0.7165
11.629
10.500
15.075
0.7694
0.5951
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
11.744
15.176
- - -
LV
Domestic
consumption
11.716
15.160
93.187
0.005
-
Entry point from Latvian production
10.889
14.462
98.368
0.269
0.039
Incukalns UGS
11.625
15.127
93.951
- -
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