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
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.6000
Baldone
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.5999
Brocēni
10.955
9.895
14.142
0.7214
11.764
10.625
15.183
0.7746
0.5991
Cēsis
10.937
9.878
14.124
0.7223
11.744
10.607
15.163
0.7756
0.5999
Daugavpils
10.691
9.647
14.012
0.7012
11.480
10.359
15.043
0.7530
0.5824
Daugmale
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.5999
Dobele
10.944
9.885
14.133
0.7225
11.752
10.615
15.173
0.7758
0.6000
Dzirkstele
10.888
9.832
14.091
0.7169
11.692
10.558
15.128
0.7698
0.5954
Ezerciems
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.5999
Jēkabpils
10.947
9.887
14.141
0.7218
11.755
10.617
15.182
0.7751
0.5995
Jelgava-1
10.944
9.885
14.133
0.7225
11.752
10.615
15.173
0.7758
0.6000
Jelgava-2
10.945
9.886
14.133
0.7225
11.753
10.616
15.173
0.7758
0.6000
Kaibala
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.5999
Kalnciems
10.879
9.824
14.111
0.7159
11.682
10.549
15.150
0.7687
0.5946
Koknese
10.960
9.899
14.153
0.7224
11.769
10.630
15.195
0.7757
0.5999
Krimulda
10.942
9.884
14.130
0.7225
11.750
10.613
15.170
0.7758
0.6000
Liepāja
10.859
9.805
14.056
0.7169
11.660
10.529
15.091
0.7698
0.5954
Līgatne
10.938
9.879
14.124
0.7224
11.745
10.608
15.163
0.7757
0.5999
Līvāni
10.947
9.887
14.140
0.7219
11.755
10.617
15.181
0.7752
0.5995
Lode
10.939
9.880
14.125
0.7224
11.746
10.609
15.165
0.7757
0.5999
Lutriņi
10.891
9.835
14.097
0.7172
11.695
10.561
15.135
0.7701
0.5956
Nākotne
10.943
9.885
14.131
0.7224
11.751
10.614
15.171
0.7757
0.6000
Ogre
10.938
9.879
14.124
0.7224
11.745
10.608
15.164
0.7757
0.5999
Preiļi
10.943
9.884
14.138
0.7217
11.751
10.613
15.179
0.7750
0.5994
Rēzekne
10.691
9.648
14.012
0.7012
11.480
10.360
15.043
0.7530
0.5824
Rīga-1
10.942
9.884
14.130
0.7225
11.750
10.613
15.170
0.7758
0.6000
Rīga-3
10.942
9.884
14.130
0.7225
11.750
10.613
15.170
0.7758
0.6000
Rudbārži
10.962
9.901
14.155
0.7225
11.771
10.632
15.197
0.7758
0.6000
Saldus
10.878
9.823
14.094
0.7173
11.681
10.548
15.131
0.7702
0.5957
Sigulda
10.937
9.878
14.124
0.7223
11.744
10.607
15.163
0.7756
0.5999
Sloka
10.878
9.823
14.110
0.7159
11.681
10.548
15.149
0.7687
0.5945
Tadaiķi
10.844
9.791
14.049
0.7161
11.644
10.514
15.083
0.7690
0.5947
Valmiera-1
10.939
9.880
14.125
0.7224
11.746
10.609
15.165
0.7757
0.5999
Vangaži
10.942
9.884
14.130
0.7225
11.750
10.613
15.170
0.7758
0.6000
Vecbebri
10.948
9.888
14.141
0.7218
11.756
10.618
15.182
0.7751
0.5995
Zaķumuiža
10.942
9.884
14.130
0.7225
11.750
10.613
15.170
0.7758
0.6000
Zirņi
10.822
9.771
14.066
0.7140
11.621
10.492
15.101
0.7667
0.5930
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
11.755
15.177
- - -
LV
Domestic
consumption
11.722
15.156
93.047
0.004
-
Entry point from Latvian production
10.827
14.313
97.854
0.233
0.048
Incukalns UGS
11.746
15.169
92.907
- -
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