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Gas Quality / Gas Quality By Date

Date Requested: May 29 2026 12:46 PM

Comments:

The data contained herein is preliminary data and therefore should be used for contemporaneous operational purposes only and may be subject to change at month-end. This data is provided to assist our customers in tracking their gas usage as closely as possible on a real-time basis. The information contained on this web page is not to be considered billable information. This data will be subject to additional verification and possible modification prior to billing.

The Btu specified is on a higher heating value (HHV) basis.
Gas constituents specified as percent (%) by volume.
Gas Quality information for the current Gas Day is updated for all location ID's after 11:00 a.m.
For Gas Quality by Date, any time can be specified, all historical data (93 days) is defaulted to current Gas Day.

TSP Name:

Northern Natural Gas Company

TSP:

784158214

Gas Quality by ID

Chromatograph Report For:

Date	BTU	CO2	N2	Gravity	Methane	Ethane	Propane	Ibutane	Nbutane	Ipentane	Npentane	C6	C7	H	Helium	Oxygen	H20


05/29/2026	1068.428	0.893	2.542	0.631	85.868	9.891	0.728	0.023	0.045	0.004	0.005
05/28/2026	1086.750	1.068	2.774	0.647	82.638	12.588	0.862	0.023	0.042	0.002	0.003
05/27/2026	1054.676	0.777	2.326	0.618	88.315	7.906	0.606	0.021	0.040	0.005	0.006
05/26/2026	1072.673	0.992	2.593	0.635	84.963	10.628	0.761	0.020	0.037	0.003	0.003
05/25/2026	1043.652	0.674	2.087	0.606	90.458	6.211	0.493	0.021	0.042	0.006	0.008
05/24/2026	1028.260	0.484	1.910	0.592	93.185	4.001	0.343	0.019	0.042	0.007	0.009
05/23/2026	1036.161	0.567	2.123	0.600	91.565	5.231	0.434	0.021	0.043	0.007	0.009
05/22/2026	1077.575	1.045	2.740	0.641	83.953	11.340	0.858	0.022	0.037	0.002	0.002
05/21/2026	1060.104	0.850	2.551	0.625	86.900	9.018	0.626	0.017	0.031	0.003	0.004
05/20/2026	1064.952	0.880	2.532	0.628	86.319	9.506	0.701	0.020	0.035	0.003	0.004
05/19/2026	1038.632	0.537	2.058	0.601	91.532	5.265	0.516	0.026	0.050	0.007	0.008
05/18/2026	1086.543	1.106	2.816	0.648	82.649	12.334	1.014	0.028	0.048	0.002	0.002
05/17/2026	1041.582	0.568	2.156	0.604	90.885	5.754	0.544	0.025	0.051	0.007	0.008
05/16/2026	1064.922	0.842	2.462	0.627	86.660	9.218	0.734	0.025	0.047	0.005	0.006
05/15/2026	1033.360	0.464	2.062	0.596	92.375	4.526	0.467	0.028	0.058	0.009	0.010
05/14/2026	1042.027	0.590	1.878	0.602	91.624	5.143	0.621	0.039	0.079	0.012	0.013
05/13/2026	1071.099	0.870	2.510	0.632	85.690	10.077	0.776	0.025	0.044	0.004	0.004
05/12/2026	1085.525	1.039	2.688	0.645	83.067	12.267	0.873	0.023	0.040	0.002	0.002
05/11/2026	1085.637	1.040	2.672	0.645	83.087	12.260	0.872	0.023	0.041	0.002	0.002
05/10/2026	1084.376	1.029	2.554	0.643	83.560	11.911	0.873	0.025	0.043	0.002	0.002
05/09/2026	1088.241	1.028	2.560	0.646	83.105	12.306	0.928	0.026	0.044	0.002	0.002
05/08/2026	1091.390	1.042	2.542	0.648	82.688	12.734	0.926	0.024	0.040	0.002	0.002
05/07/2026	1083.974	1.004	2.633	0.643	83.502	11.908	0.880	0.025	0.044	0.002	0.002
05/06/2026	1082.546	0.955	2.570	0.641	84.001	11.491	0.896	0.029	0.052	0.004	0.004
05/05/2026	1084.758	1.009	2.628	0.644	83.428	11.960	0.895	0.027	0.047	0.003	0.003
05/04/2026	1087.680	1.024	2.531	0.645	83.239	12.214	0.923	0.024	0.041	0.002	0.002
05/03/2026	1075.513	0.901	2.362	0.633	85.409	10.445	0.812	0.023	0.040	0.003	0.004
05/02/2026	1032.227	0.480	2.104	0.596	92.389	4.473	0.450	0.027	0.056	0.009	0.011
05/01/2026	1044.551	0.667	2.094	0.607	90.402	6.246	0.493	0.025	0.052	0.009	0.011
04/30/2026	1042.716	0.678	2.002	0.605	90.859	5.867	0.484	0.027	0.058	0.011	0.013
04/29/2026	1034.016	0.551	2.055	0.598	92.056	4.821	0.422	0.024	0.050	0.009	0.011
04/28/2026	1075.544	0.973	2.478	0.636	84.797	11.020	0.677	0.018	0.031	0.003	0.003
04/27/2026	1078.035	1.021	2.530	0.639	84.179	11.583	0.645	0.015	0.024	0.002	0.001
04/26/2026	1048.666	0.715	2.297	0.613	89.257	7.102	0.553	0.022	0.043	0.006	0.006
04/25/2026	1030.486	0.565	1.998	0.595	92.561	4.380	0.404	0.024	0.049	0.008	0.009
04/24/2026	1048.952	0.826	1.936	0.611	89.855	6.737	0.546	0.027	0.055	0.009	0.010
04/23/2026	1055.130	0.907	1.882	0.615	89.067	7.440	0.595	0.029	0.059	0.010	0.011
04/22/2026	1062.025	0.856	2.407	0.624	87.051	8.934	0.673	0.023	0.045	0.005	0.005
04/21/2026	1060.854	0.893	2.452	0.625	86.913	9.076	0.602	0.019	0.036	0.004	0.005
04/20/2026	1066.601	0.934	2.455	0.629	86.114	9.768	0.662	0.020	0.038	0.003	0.004
04/19/2026	1073.393	1.033	2.591	0.636	84.601	11.101	0.632	0.015	0.025	0.001	0.001
04/18/2026	1075.788	1.042	2.626	0.639	84.173	11.491	0.629	0.014	0.023	0.001	0.001
04/17/2026	1078.729	1.056	2.730	0.642	83.589	11.894	0.685	0.016	0.028	0.002	0.002
04/16/2026	1063.606	0.900	2.502	0.627	86.415	9.525	0.595	0.019	0.035	0.004	0.005
04/15/2026	1037.549	0.629	2.139	0.602	91.148	5.607	0.396	0.021	0.043	0.008	0.009
04/14/2026	1047.497	0.836	1.818	0.609	90.275	6.482	0.480	0.027	0.058	0.011	0.012
04/13/2026	1052.230	0.810	2.145	0.615	88.951	7.472	0.535	0.023	0.047	0.008	0.009
04/12/2026	1027.657	0.444	2.188	0.594	92.707	4.264	0.321	0.018	0.038	0.008	0.010
04/11/2026	1034.059	0.546	2.175	0.599	91.681	5.167	0.361	0.017	0.036	0.007	0.009
04/10/2026	1029.800	0.526	2.039	0.595	92.594	4.431	0.331	0.019	0.041	0.008	0.011
04/09/2026	1031.795	0.537	2.135	0.597	92.054	4.858	0.350	0.017	0.034	0.006	0.008
04/08/2026	1034.955	0.581	2.125	0.600	91.582	5.275	0.371	0.017	0.035	0.006	0.008
04/07/2026	1029.606	0.479	2.263	0.596	92.136	4.729	0.334	0.016	0.031	0.006	0.007
04/06/2026	1040.700	0.685	2.034	0.604	90.834	5.972	0.408	0.017	0.035	0.006	0.007
04/05/2026	1035.547	0.668	1.780	0.598	92.206	4.877	0.373	0.023	0.050	0.010	0.012
04/04/2026	1032.625	0.584	1.885	0.596	92.500	4.581	0.358	0.022	0.047	0.010	0.012
04/03/2026	1021.852	0.414	2.095	0.588	93.626	3.531	0.272	0.016	0.033	0.006	0.007
04/02/2026	1035.293	0.690	1.864	0.599	91.888	5.125	0.358	0.020	0.039	0.007	0.008
04/01/2026	1050.617	0.888	1.773	0.611	89.842	6.893	0.507	0.028	0.049	0.010	0.010
03/31/2026	1043.708	0.699	2.116	0.607	90.274	6.393	0.443	0.021	0.039	0.007	0.008
03/30/2026	1050.511	0.718	2.593	0.617	88.257	7.856	0.518	0.017	0.031	0.004	0.005
03/29/2026	1033.382	0.473	2.390	0.600	91.392	5.316	0.369	0.017	0.030	0.006	0.006
03/28/2026	1028.411	0.459	2.203	0.595	92.393	4.600	0.297	0.013	0.025	0.005	0.005
03/27/2026	1053.131	0.787	2.340	0.617	88.316	7.988	0.512	0.017	0.031	0.004	0.004
03/26/2026	1060.723	0.865	2.560	0.625	86.695	9.253	0.573	0.017	0.030	0.003	0.004
03/25/2026	1040.489	0.599	2.365	0.606	90.260	6.301	0.420	0.016	0.030	0.005	0.005
03/24/2026	1034.898	0.541	2.201	0.600	91.458	5.367	0.376	0.016	0.030	0.005	0.005
03/23/2026	1058.544	0.931	1.954	0.619	88.271	8.211	0.558	0.022	0.041	0.006	0.006
03/22/2026	1072.957	0.959	2.733	0.637	84.640	10.880	0.724	0.021	0.038	0.003	0.003
03/21/2026	1059.903	0.795	2.435	0.622	87.314	8.790	0.598	0.020	0.038	0.004	0.005
03/20/2026	1041.704	0.611	2.187	0.605	90.545	6.160	0.428	0.018	0.037	0.006	0.007
03/19/2026	1046.671	0.679	2.210	0.610	89.716	6.862	0.467	0.018	0.036	0.005	0.006
03/18/2026	1032.824	0.506	2.303	0.599	91.568	5.216	0.351	0.015	0.030	0.005	0.006
03/17/2026	1047.134	0.732	2.029	0.609	89.936	6.777	0.460	0.019	0.036	0.006	0.006
03/16/2026	1056.095	0.779	2.289	0.618	88.221	8.028	0.600	0.026	0.043	0.007	0.007
03/15/2026	1042.773	0.581	2.312	0.607	90.210	6.370	0.458	0.019	0.038	0.006	0.006
03/14/2026	1040.994	0.580	2.258	0.605	90.533	6.129	0.435	0.018	0.035	0.005	0.006
03/13/2026	1033.887	0.446	2.400	0.600	91.350	5.379	0.371	0.015	0.028	0.005	0.005
03/12/2026	1038.060	0.512	2.486	0.604	90.446	6.109	0.397	0.014	0.027	0.004	0.004
03/11/2026	1034.892	0.530	2.154	0.599	91.644	5.221	0.382	0.019	0.036	0.007	0.007
03/10/2026	1052.919	0.765	2.453	0.618	88.204	7.948	0.563	0.020	0.039	0.004	0.005
03/09/2026	1055.991	0.809	2.354	0.619	87.950	8.245	0.569	0.021	0.041	0.005	0.005
03/08/2026	1045.870	0.638	2.083	0.607	90.208	6.529	0.471	0.020	0.039	0.006	0.006
03/07/2026	1050.958	0.653	2.235	0.612	89.180	7.359	0.509	0.019	0.036	0.005	0.005
03/06/2026	1046.728	0.626	2.223	0.609	89.782	6.835	0.470	0.018	0.035	0.005	0.005
03/05/2026	1045.100	0.590	2.221	0.607	90.067	6.600	0.459	0.018	0.034	0.005	0.005
03/04/2026	1043.662	0.578	2.181	0.606	90.318	6.442	0.427	0.016	0.029	0.004	0.004
03/03/2026	1058.330	0.746	2.108	0.617	88.323	8.210	0.550	0.019	0.035	0.004	0.004
03/02/2026	1049.702	0.666	2.023	0.609	89.796	6.947	0.499	0.021	0.037	0.005	0.005
03/01/2026	1050.102	0.663	2.035	0.610	89.708	7.052	0.475	0.020	0.036	0.006	0.006
02/28/2026	1074.044	0.900	2.215	0.631	85.819	10.311	0.686	0.021	0.039	0.004	0.004
02/27/2026	1047.610	0.663	1.880	0.607	90.381	6.547	0.462	0.020	0.036	0.005	0.005
02/26/2026	1038.221	0.528	2.048	0.600	91.439	5.538	0.386	0.017	0.032	0.005	0.005
02/25/2026	1040.587	0.615	1.873	0.601	91.336	5.733	0.382	0.017	0.032	0.005	0.005