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
-
Direct consumers
10.566
9.531
13.972
0.6888
11.346
10.234
15.000
0.7396
0.5720
Aizkraukle
10.550
9.516
13.955
0.6881
11.329
10.218
14.982
0.7389
0.5715
Baldone
10.550
9.516
13.956
0.6882
11.329
10.218
14.983
0.7390
0.5716
Brocēni
10.918
9.860
14.131
0.7148
11.724
10.588
15.171
0.7675
0.5936
Cēsis
10.565
9.530
13.972
0.6888
11.345
10.233
15.000
0.7396
0.5720
Daugavpils
10.926
9.868
14.117
0.7220
11.732
10.596
15.156
0.7753
0.5997
Daugmale
10.550
9.517
13.956
0.6883
11.329
10.219
14.983
0.7391
0.5717
Dobele
10.548
9.514
13.955
0.6881
11.326
10.216
14.982
0.7389
0.5715
Dzirkstele
10.824
9.772
14.096
0.7093
11.623
10.493
15.134
0.7616
0.5891
Ezerciems
10.564
9.530
13.972
0.6888
11.344
10.233
15.000
0.7396
0.5720
Jēkabpils
10.921
9.863
14.122
0.7214
11.727
10.591
15.161
0.7746
0.5991
Jelgava-2
10.548
9.513
13.955
0.6881
11.326
10.215
14.982
0.7389
0.5715
Kaibala
10.549
9.514
13.955
0.6881
11.327
10.216
14.982
0.7389
0.5715
Kalnciems
10.560
9.525
13.961
0.6891
11.339
10.228
14.988
0.7400
0.5724
Koknese
10.925
9.867
14.129
0.7216
11.731
10.595
15.169
0.7749
0.5993
Krimulda
10.546
9.511
13.954
0.6879
11.324
10.213
14.981
0.7387
0.5713
Liepāja
10.962
9.901
14.151
0.7228
11.771
10.632
15.193
0.7761
0.6003
Līgatne
10.564
9.530
13.972
0.6888
11.344
10.233
15.000
0.7396
0.5720
Līvāni
10.924
9.866
14.119
0.7213
11.730
10.594
15.158
0.7745
0.5990
Lode
10.564
9.529
13.972
0.6886
11.344
10.232
15.000
0.7394
0.5719
Lutriņi
10.806
9.755
14.096
0.7092
11.604
10.475
15.133
0.7615
0.5890
Nākotne
10.548
9.514
13.955
0.6881
11.326
10.216
14.982
0.7389
0.5715
Ogre
10.549
9.515
13.955
0.6881
11.328
10.217
14.982
0.7389
0.5715
Preiļi
10.928
9.870
14.122
0.7214
11.734
10.598
15.161
0.7746
0.5991
Rēzekne
10.929
9.871
14.116
0.7220
11.736
10.600
15.155
0.7753
0.5996
Rīga-1
10.546
9.511
13.954
0.6879
11.324
10.213
14.981
0.7387
0.5713
Rīga-3
10.546
9.512
13.954
0.6879
11.324
10.214
14.981
0.7387
0.5713
Rudbārži
10.806
9.755
14.100
0.7099
11.604
10.475
15.138
0.7623
0.5896
Saldus
10.804
9.753
14.085
0.7076
11.601
10.473
15.122
0.7598
0.5877
Sigulda
10.564
9.529
13.972
0.6888
11.344
10.232
15.000
0.7396
0.5720
Sloka
10.560
9.524
13.961
0.6891
11.339
10.227
14.988
0.7400
0.5724
Tadaiķi
10.962
9.901
14.151
0.7228
11.771
10.632
15.193
0.7761
0.6003
Valmiera-1
10.564
9.529
13.972
0.6886
11.344
10.232
15.000
0.7394
0.5719
Vangaži
10.546
9.511
13.954
0.6879
11.324
10.213
14.981
0.7387
0.5713
Vecbebri
10.930
9.872
14.127
0.7215
11.737
10.601
15.167
0.7748
0.5993
Zaķumuiža
10.546
9.511
13.954
0.6879
11.324
10.213
14.981
0.7387
0.5713
Zirņi
10.823
9.772
14.078
0.7065
11.622
10.493
15.114
0.7586
0.5867
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
11.328
14.985
- - -
LV
Domestic
consumption
11.349
15.003
96.800
0.002
-
Entry point from Latvian production
10.881
14.460
98.288
0.273
0.053
Incukalns UGS
11.348
14.997
96.792
- -
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