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Gas Quality / Gas Quality By Date

Date Requested: Oct 15 2025 9:49 AM

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


10/15/2025	1045.430	0.998	1.228	0.604	91.349	5.972	0.368	0.022	0.046	0.008	0.009
10/14/2025	1045.430	0.998	1.228	0.604	91.349	5.972	0.368	0.022	0.046	0.008	0.009
10/13/2025	1046.047	0.968	1.251	0.604	91.272	6.067	0.363	0.021	0.044	0.008	0.008
10/12/2025	1044.252	0.997	1.273	0.603	91.417	5.848	0.374	0.023	0.049	0.008	0.009
10/11/2025	1044.356	0.996	1.319	0.604	91.298	5.921	0.377	0.023	0.048	0.008	0.009
10/10/2025	1038.525	0.902	1.488	0.600	91.750	5.491	0.308	0.016	0.034	0.005	0.006
10/09/2025	1032.836	0.761	1.674	0.597	92.364	4.856	0.283	0.016	0.034	0.006	0.006
10/08/2025	1028.553	0.661	1.836	0.594	92.751	4.422	0.275	0.015	0.030	0.005	0.005
10/07/2025	1045.624	1.026	1.233	0.604	91.248	6.033	0.379	0.022	0.045	0.007	0.008
10/06/2025	1047.318	1.102	1.143	0.606	91.039	6.262	0.381	0.020	0.039	0.006	0.007
10/05/2025	1047.289	1.063	1.181	0.605	91.162	6.071	0.419	0.027	0.056	0.010	0.011
10/04/2025	1041.611	1.038	1.180	0.601	91.760	5.627	0.337	0.016	0.031	0.005	0.005
10/03/2025	1041.586	1.047	1.205	0.602	91.637	5.744	0.323	0.013	0.024	0.003	0.003
10/02/2025	1040.883	1.028	1.272	0.602	91.694	5.595	0.346	0.018	0.035	0.006	0.006
10/01/2025	1038.957	1.002	1.360	0.601	91.800	5.433	0.339	0.018	0.035	0.006	0.007
09/30/2025	1046.604	1.004	1.145	0.604	91.265	6.194	0.337	0.016	0.029	0.005	0.005
09/29/2025	1048.657	1.134	1.067	0.606	90.927	6.444	0.367	0.017	0.033	0.005	0.006
09/28/2025	1047.489	1.129	1.249	0.607	90.747	6.386	0.410	0.021	0.043	0.007	0.007
09/27/2025	1055.150	1.263	1.082	0.613	89.848	7.301	0.431	0.021	0.041	0.007	0.007
09/26/2025	1049.579	0.951	1.350	0.607	90.613	6.641	0.373	0.019	0.039	0.007	0.008
09/25/2025	1048.060	0.898	1.457	0.606	90.737	6.430	0.395	0.022	0.045	0.008	0.009
09/24/2025	1045.148	0.982	1.377	0.605	91.157	5.969	0.421	0.024	0.050	0.009	0.010
09/23/2025	1054.600	1.152	1.234	0.612	89.967	7.059	0.472	0.029	0.062	0.011	0.013
09/22/2025	1049.329	1.149	1.259	0.609	90.479	6.607	0.418	0.024	0.048	0.008	0.009
09/21/2025	1049.755	1.145	1.252	0.609	90.549	6.490	0.449	0.029	0.063	0.011	0.012
09/20/2025	1053.595	1.238	1.223	0.613	89.846	7.134	0.468	0.025	0.050	0.008	0.008
09/19/2025	1054.521	1.254	1.227	0.614	89.712	7.233	0.475	0.026	0.054	0.009	0.010
09/18/2025	1045.008	1.018	1.444	0.606	90.982	6.002	0.449	0.027	0.057	0.010	0.011
09/17/2025	1050.075	1.209	1.245	0.610	90.325	6.672	0.452	0.025	0.053	0.009	0.010
09/16/2025	1059.888	1.422	1.012	0.617	89.163	7.798	0.501	0.027	0.057	0.009	0.011
09/15/2025	1060.993	1.402	1.030	0.618	89.284	7.499	0.631	0.038	0.084	0.015	0.017
09/14/2025	1060.106	1.268	1.205	0.617	89.701	6.806	0.758	0.061	0.143	0.027	0.031
09/13/2025	1055.223	1.153	1.335	0.614	90.197	6.373	0.702	0.056	0.130	0.025	0.029
09/12/2025	1049.496	1.073	1.459	0.610	90.673	5.964	0.627	0.048	0.110	0.021	0.024
09/11/2025	1060.554	1.262	1.237	0.618	89.576	6.910	0.759	0.060	0.139	0.026	0.030
09/10/2025	1048.286	1.009	1.493	0.609	90.755	6.015	0.552	0.042	0.096	0.018	0.020
09/09/2025	1047.403	0.956	1.513	0.607	90.877	5.974	0.522	0.037	0.085	0.016	0.019
09/08/2025	1042.434	0.911	1.540	0.604	91.405	5.531	0.506	0.028	0.058	0.010	0.011
09/07/2025	1042.879	0.928	1.436	0.603	91.452	5.631	0.467	0.024	0.047	0.007	0.007
09/06/2025	1046.836	0.988	1.391	0.606	90.873	6.212	0.458	0.022	0.044	0.006	0.006
09/05/2025	1047.030	0.974	1.338	0.605	90.847	6.423	0.368	0.015	0.028	0.003	0.003
09/04/2025	1049.285	1.066	1.278	0.608	90.527	6.665	0.410	0.017	0.030	0.004	0.003
09/03/2025	1050.698	1.046	1.284	0.608	90.363	6.846	0.409	0.016	0.029	0.003	0.003
09/02/2025	1052.353	1.099	1.273	0.610	90.078	7.071	0.425	0.017	0.031	0.003	0.003
09/01/2025	1034.558	0.788	1.906	0.601	91.589	5.302	0.359	0.016	0.031	0.004	0.004
08/31/2025	1036.935	0.924	1.533	0.600	91.786	5.371	0.340	0.014	0.026	0.003	0.003
08/30/2025	1041.547	0.970	1.401	0.603	91.407	5.818	0.360	0.014	0.025	0.003	0.003
08/29/2025	1040.231	0.955	1.468	0.602	91.511	5.643	0.363	0.017	0.032	0.005	0.006
08/28/2025	1040.540	0.913	1.420	0.601	91.619	5.654	0.349	0.014	0.025	0.003	0.003
08/27/2025	1040.497	0.926	1.379	0.601	91.681	5.617	0.356	0.013	0.023	0.003	0.003
08/26/2025	1065.636	1.448	0.805	0.619	88.780	8.348	0.555	0.020	0.036	0.004	0.004
08/25/2025	1051.528	0.974	1.202	0.607	90.686	6.624	0.453	0.018	0.034	0.004	0.004
08/24/2025	1040.294	0.885	1.423	0.601	91.757	5.504	0.374	0.017	0.032	0.004	0.004
08/23/2025	1049.390	1.042	1.269	0.607	90.708	6.444	0.460	0.022	0.042	0.006	0.007
08/22/2025	1046.465	0.986	1.251	0.604	91.101	6.244	0.368	0.015	0.028	0.004	0.004
08/21/2025	1040.367	0.795	1.454	0.600	91.813	5.562	0.330	0.014	0.025	0.003	0.003
08/20/2025	1032.992	0.701	1.613	0.595	92.617	4.729	0.287	0.015	0.027	0.005	0.005
08/19/2025	1038.824	0.887	1.414	0.600	91.911	5.402	0.334	0.015	0.028	0.004	0.004
08/18/2025	1038.013	0.752	1.624	0.599	91.831	5.405	0.344	0.013	0.024	0.003	0.003
08/17/2025	1043.456	0.976	1.377	0.604	91.198	6.044	0.361	0.014	0.024	0.003	0.003
08/16/2025	1046.613	1.085	1.287	0.606	90.769	6.435	0.376	0.015	0.027	0.003	0.003
08/15/2025	1040.546	0.954	1.430	0.602	91.519	5.697	0.346	0.015	0.029	0.004	0.005
08/14/2025	1042.754	0.992	1.341	0.603	91.359	5.898	0.356	0.016	0.029	0.004	0.005
08/13/2025	1035.365	0.824	1.522	0.598	92.183	5.139	0.294	0.012	0.021	0.003	0.003
08/12/2025	1043.298	0.932	1.313	0.602	91.551	5.750	0.389	0.018	0.036	0.005	0.006
08/11/2025	1068.876	1.248	0.755	0.618	89.063	8.230	0.612	0.027	0.051	0.007	0.007
08/10/2025	1043.174	0.907	1.325	0.602	91.604	5.713	0.378	0.020	0.040	0.006	0.007
08/09/2025	1047.545	1.192	1.206	0.608	90.835	6.183	0.481	0.027	0.057	0.009	0.010
08/08/2025	1042.423	1.074	1.267	0.603	91.469	5.728	0.388	0.020	0.040	0.007	0.007
08/07/2025	1038.551	0.990	1.323	0.600	91.865	5.475	0.307	0.012	0.022	0.003	0.003
08/06/2025	1035.982	0.884	1.410	0.598	92.239	5.128	0.295	0.013	0.024	0.003	0.003
08/05/2025	1053.766	1.275	0.842	0.609	90.439	7.007	0.387	0.016	0.027	0.003	0.003
08/04/2025	1057.089	1.235	0.932	0.612	89.922	7.442	0.418	0.016	0.027	0.003	0.003
08/03/2025	1056.523	1.361	0.786	0.612	90.028	7.367	0.411	0.015	0.026	0.003	0.003
08/02/2025	1055.320	1.361	0.713	0.610	90.391	7.050	0.428	0.018	0.031	0.004	0.003
08/01/2025	1054.611	1.201	0.787	0.608	90.773	6.724	0.430	0.024	0.046	0.008	0.008
07/31/2025	1050.700	1.159	0.814	0.605	91.211	6.358	0.398	0.018	0.033	0.004	0.005
07/30/2025	1043.770	0.907	1.306	0.602	91.558	5.766	0.401	0.018	0.034	0.004	0.004
07/29/2025	1047.456	1.087	1.169	0.606	91.063	6.166	0.435	0.022	0.044	0.006	0.007
07/28/2025	1056.537	1.187	1.035	0.612	90.008	7.198	0.494	0.023	0.043	0.006	0.006
07/27/2025	1053.361	1.235	0.859	0.609	90.632	6.771	0.436	0.020	0.036	0.005	0.005
07/26/2025	1054.724	1.312	0.783	0.610	90.381	7.074	0.397	0.017	0.029	0.003	0.003
07/25/2025	1049.910	1.116	1.067	0.607	90.797	6.588	0.374	0.019	0.032	0.004	0.004
07/24/2025	1048.714	1.133	1.030	0.606	90.995	6.413	0.370	0.017	0.032	0.004	0.004
07/23/2025	1054.095	1.244	1.010	0.611	90.170	7.074	0.433	0.021	0.038	0.005	0.005
07/22/2025	1055.133	1.286	0.946	0.612	90.034	7.255	0.427	0.017	0.028	0.003	0.003
07/21/2025	1067.172	1.442	0.677	0.619	88.835	8.470	0.516	0.020	0.032	0.004	0.003
07/20/2025	1068.286	1.577	0.497	0.620	88.748	8.646	0.475	0.019	0.031	0.003	0.003
07/19/2025	1067.342	1.552	0.479	0.619	88.961	8.489	0.460	0.019	0.032	0.004	0.003
07/18/2025	1069.140	1.653	0.593	0.623	88.225	9.004	0.472	0.018	0.029	0.003	0.002
07/17/2025	1044.918	0.940	0.989	0.600	91.866	5.906	0.271	0.010	0.015	0.002	0.002
07/16/2025	1063.079	1.575	0.798	0.620	88.696	8.423	0.460	0.016	0.027	0.003	0.002
07/15/2025	1070.424	1.694	0.697	0.625	87.821	9.168	0.563	0.019	0.032	0.003	0.003
07/14/2025	1070.745	1.744	0.638	0.626	87.772	9.249	0.545	0.018	0.029	0.003	0.002