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Gas Quality / Gas Quality By Date

Date Requested: Aug 29 2025 3:47 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


08/29/2025	1042.649	0.899	1.538	0.604	91.140	5.985	0.385	0.015	0.029	0.004	0.003	0.001	0.000
08/28/2025	1046.065	0.941	1.494	0.606	90.764	6.329	0.403	0.018	0.034	0.005	0.006	0.003	0.001
08/27/2025	1036.750	0.735	1.607	0.598	92.026	5.286	0.307	0.011	0.021	0.003	0.003	0.001	0.000
08/26/2025	1049.802	1.013	1.289	0.607	90.544	6.688	0.420	0.014	0.026	0.003	0.003	0.001	0.000
08/25/2025	1071.582	1.446	0.835	0.623	88.009	9.025	0.612	0.022	0.040	0.005	0.005	0.002	0.000
08/24/2025	1068.720	1.354	0.874	0.621	88.524	8.553	0.613	0.024	0.044	0.006	0.006	0.002	0.000
08/23/2025	1053.206	1.029	1.216	0.609	90.387	6.804	0.478	0.023	0.045	0.007	0.007	0.003	0.001
08/22/2025	1055.608	1.072	1.222	0.611	89.959	7.175	0.493	0.022	0.041	0.006	0.006	0.003	0.001
08/21/2025	1047.860	0.889	1.327	0.605	90.962	6.403	0.368	0.015	0.027	0.003	0.003	0.001	0.000
08/20/2025	1037.399	0.689	1.598	0.598	92.082	5.274	0.313	0.013	0.023	0.003	0.003	0.001	0.000
08/19/2025	1039.772	0.777	1.467	0.599	91.907	5.476	0.323	0.014	0.025	0.004	0.004	0.002	0.001
08/18/2025	1061.614	1.304	0.890	0.615	89.333	7.954	0.460	0.018	0.032	0.004	0.004	0.001	0.000
08/17/2025	1054.609	1.118	1.235	0.612	89.916	7.197	0.453	0.022	0.042	0.007	0.007	0.003	0.001
08/16/2025	1045.374	0.902	1.446	0.604	91.008	6.203	0.384	0.016	0.031	0.004	0.004	0.002	0.000
08/15/2025	1056.331	1.198	1.165	0.613	89.568	7.598	0.419	0.016	0.028	0.004	0.003	0.001	0.000
08/14/2025	1046.180	0.959	1.410	0.605	90.887	6.283	0.394	0.018	0.034	0.005	0.006	0.002	0.001
08/13/2025	1045.075	0.964	1.387	0.605	91.032	6.183	0.376	0.016	0.030	0.004	0.005	0.002	0.000
08/12/2025	1037.217	0.747	1.609	0.598	91.938	5.355	0.310	0.012	0.022	0.003	0.003	0.001	0.000
08/11/2025	1043.814	0.841	1.504	0.603	91.271	5.909	0.403	0.019	0.038	0.006	0.006	0.003	0.001
08/10/2025	1054.038	1.035	1.154	0.609	90.383	6.869	0.486	0.021	0.039	0.005	0.005	0.002	0.000
08/09/2025	1051.061	0.987	1.282	0.608	90.536	6.675	0.452	0.019	0.036	0.005	0.005	0.002	0.000
08/08/2025	1049.193	1.013	1.231	0.606	90.913	6.293	0.455	0.024	0.050	0.008	0.009	0.004	0.001
08/07/2025	1046.419	1.042	1.326	0.606	90.933	6.189	0.424	0.022	0.044	0.007	0.008	0.003	0.001
08/06/2025	1039.881	0.937	1.412	0.601	91.622	5.669	0.319	0.013	0.023	0.003	0.003	0.001	0.000
08/05/2025	1041.218	0.895	1.392	0.601	91.611	5.727	0.329	0.014	0.025	0.003	0.003	0.001	0.000
08/04/2025	1060.483	1.339	0.759	0.614	89.661	7.751	0.435	0.017	0.030	0.003	0.003	0.001	0.000
08/03/2025	1057.540	1.237	0.928	0.612	89.870	7.490	0.423	0.016	0.027	0.003	0.003	0.001	0.000
08/02/2025	1059.531	1.343	0.796	0.614	89.701	7.658	0.448	0.017	0.029	0.003	0.003	0.001	0.000
08/01/2025	1061.403	1.349	0.682	0.614	89.757	7.681	0.462	0.020	0.037	0.005	0.005	0.002	0.000
07/31/2025	1054.390	1.082	0.887	0.607	90.882	6.599	0.451	0.025	0.051	0.008	0.009	0.004	0.001
07/30/2025	1052.855	1.090	0.880	0.606	91.000	6.517	0.441	0.020	0.038	0.005	0.006	0.002	0.000
07/29/2025	1051.446	1.150	0.819	0.606	91.090	6.495	0.393	0.016	0.028	0.003	0.003	0.001	0.000
07/28/2025	1057.019	1.270	0.578	0.609	90.691	6.970	0.438	0.018	0.029	0.003	0.003	0.000	0.000
07/27/2025	1060.123	1.285	0.699	0.612	90.021	7.475	0.452	0.020	0.036	0.005	0.005	0.002	0.000
07/26/2025	1058.457	1.285	0.866	0.613	89.833	7.510	0.446	0.019	0.033	0.004	0.004	0.001	0.000
07/25/2025	1053.637	1.123	1.164	0.610	90.250	6.889	0.481	0.025	0.049	0.007	0.008	0.003	0.001
07/24/2025	1064.343	1.384	0.738	0.617	89.208	8.081	0.528	0.020	0.033	0.004	0.003	0.001	0.000
07/23/2025	1058.345	1.243	0.816	0.611	90.078	7.348	0.446	0.020	0.037	0.005	0.005	0.002	0.000
07/22/2025	1054.433	1.165	0.909	0.609	90.497	6.946	0.426	0.018	0.031	0.004	0.003	0.001	0.000
07/21/2025	1057.029	1.264	0.859	0.611	90.045	7.357	0.419	0.018	0.031	0.004	0.003	0.001	0.000
07/20/2025	1050.648	1.063	1.132	0.607	90.674	6.690	0.383	0.018	0.031	0.004	0.004	0.001	0.000
07/19/2025	1053.641	1.105	1.050	0.609	90.405	6.980	0.395	0.019	0.034	0.005	0.005	0.002	0.000
07/18/2025	1059.286	1.244	1.036	0.614	89.499	7.657	0.486	0.023	0.042	0.005	0.005	0.002	0.000
07/17/2025	1066.179	1.370	0.758	0.618	88.897	8.439	0.481	0.018	0.030	0.003	0.003	0.001	0.000
07/16/2025	1072.568	1.490	0.605	0.622	88.218	9.082	0.543	0.021	0.033	0.004	0.003	0.001	0.000
07/15/2025	1070.717	1.533	0.555	0.621	88.428	8.927	0.496	0.020	0.033	0.004	0.003	0.001	0.000
07/14/2025	1073.693	1.620	0.528	0.624	87.869	9.450	0.480	0.018	0.029	0.003	0.002	0.000	0.000
07/13/2025	1073.924	1.627	0.745	0.627	87.366	9.682	0.525	0.019	0.031	0.003	0.002	0.000	0.000
07/12/2025	1064.477	1.447	0.911	0.620	88.587	8.519	0.477	0.018	0.032	0.004	0.003	0.001	0.000
07/11/2025	1067.598	1.551	0.781	0.622	88.274	8.823	0.515	0.018	0.031	0.003	0.003	0.001	0.000
07/10/2025	1053.164	1.075	1.188	0.609	90.197	7.077	0.417	0.016	0.026	0.003	0.002	0.000	0.000
07/09/2025	1050.689	1.094	1.019	0.606	90.837	6.614	0.387	0.016	0.026	0.003	0.003	0.000	0.000
07/08/2025	1056.722	1.192	0.902	0.611	90.174	7.232	0.445	0.018	0.030	0.003	0.003	0.001	0.000
07/07/2025	1070.360	1.488	0.433	0.619	88.857	8.670	0.494	0.019	0.032	0.004	0.003	0.001	0.000
07/06/2025	1072.029	1.556	0.428	0.621	88.493	8.971	0.495	0.019	0.031	0.004	0.003	0.001	0.000
07/05/2025	1079.625	1.697	0.544	0.629	87.046	10.040	0.599	0.023	0.041	0.005	0.004	0.001	0.000
07/04/2025	1072.742	1.531	0.751	0.625	87.729	9.419	0.507	0.019	0.035	0.004	0.004	0.001	0.000
07/03/2025	1065.564	1.377	0.873	0.619	88.737	8.465	0.473	0.021	0.040	0.006	0.006	0.002	0.000
07/02/2025	1050.023	0.930	1.237	0.606	90.868	6.501	0.390	0.021	0.038	0.006	0.006	0.003	0.001
07/01/2025	1047.822	0.850	1.253	0.603	91.357	6.046	0.400	0.023	0.047	0.008	0.009	0.004	0.001
06/30/2025	1052.472	0.937	1.404	0.609	90.398	6.623	0.502	0.033	0.070	0.012	0.013	0.006	0.002
06/29/2025	1050.471	1.010	1.345	0.608	90.379	6.785	0.415	0.018	0.034	0.005	0.005	0.002	0.001
06/28/2025	1054.734	1.105	1.113	0.610	90.161	7.138	0.405	0.021	0.038	0.006	0.007	0.003	0.001
06/27/2025	1057.585	1.163	0.923	0.611	90.042	7.427	0.382	0.017	0.032	0.005	0.005	0.003	0.001
06/26/2025	1054.067	1.157	1.011	0.609	90.277	7.131	0.368	0.016	0.029	0.004	0.004	0.002	0.000
06/25/2025	1040.752	0.847	1.534	0.602	91.454	5.792	0.322	0.014	0.026	0.004	0.004	0.002	0.000
06/24/2025	1049.558	1.012	1.386	0.608	90.433	6.672	0.417	0.020	0.041	0.007	0.007	0.004	0.001
06/23/2025	1054.615	1.078	1.170	0.610	90.296	6.848	0.483	0.030	0.063	0.012	0.013	0.006	0.002
06/22/2025	1051.211	0.954	1.363	0.608	90.647	6.379	0.515	0.034	0.072	0.013	0.014	0.006	0.002
06/21/2025	1057.075	1.098	1.327	0.614	89.771	7.057	0.571	0.039	0.088	0.017	0.019	0.009	0.003
06/20/2025	1038.574	0.794	1.727	0.601	91.460	5.618	0.338	0.016	0.032	0.005	0.006	0.003	0.001
06/19/2025	1034.170	0.730	1.830	0.599	91.935	5.115	0.326	0.016	0.033	0.006	0.006	0.002	0.001
06/18/2025	1041.683	0.924	1.605	0.604	91.077	5.953	0.379	0.017	0.033	0.005	0.005	0.002	0.000
06/17/2025	1080.080	1.877	0.463	0.632	86.758	10.238	0.586	0.024	0.041	0.005	0.005	0.002	0.000
06/16/2025	1081.451	1.864	0.455	0.632	86.677	10.315	0.594	0.027	0.050	0.008	0.008	0.003	0.001
06/15/2025	1080.660	1.800	0.501	0.631	86.800	10.208	0.611	0.024	0.042	0.006	0.006	0.002	0.000
06/14/2025	1065.755	1.514	0.918	0.622	88.377	8.574	0.526	0.024	0.047	0.007	0.008	0.003	0.001
06/13/2025	1046.958	1.084	1.370	0.608	90.546	6.579	0.359	0.017	0.032	0.005	0.005	0.002	0.000
06/12/2025	1056.407	1.319	1.070	0.614	89.577	7.529	0.421	0.022	0.044	0.007	0.008	0.003	0.001
06/11/2025	1043.716	0.995	1.407	0.604	91.066	6.133	0.337	0.017	0.032	0.006	0.006	0.002	0.000
06/10/2025	1068.782	1.576	0.757	0.623	88.195	8.868	0.518	0.024	0.045	0.007	0.007	0.003	0.000
06/09/2025	1067.289	1.481	0.868	0.622	88.451	8.526	0.561	0.030	0.060	0.009	0.009	0.004	0.001
06/08/2025	1022.942	0.442	2.104	0.590	93.307	3.856	0.243	0.012	0.026	0.004	0.004	0.002	0.000
06/07/2025	1025.606	0.494	2.103	0.592	92.865	4.223	0.268	0.012	0.025	0.004	0.004	0.001	0.000
06/06/2025	1040.699	0.829	1.689	0.603	91.185	5.894	0.345	0.016	0.032	0.005	0.005	0.002	0.000
06/05/2025	1038.527	0.843	1.519	0.600	91.706	5.630	0.262	0.011	0.022	0.003	0.003	0.001	0.000
06/04/2025	1041.783	0.913	1.353	0.601	91.552	5.843	0.292	0.013	0.025	0.004	0.004	0.002	0.000
06/03/2025	1042.356	0.875	1.231	0.600	91.827	5.745	0.278	0.012	0.023	0.004	0.004	0.001	0.000
06/02/2025	1037.734	0.816	1.525	0.599	91.870	5.469	0.282	0.011	0.021	0.003	0.002	0.001	0.000
06/01/2025	1030.120	0.650	1.813	0.595	92.569	4.663	0.266	0.011	0.022	0.003	0.003	0.001	0.000
05/31/2025	1031.718	0.711	1.691	0.595	92.536	4.732	0.286	0.012	0.022	0.003	0.003	0.002	0.001
05/30/2025	1043.404	0.958	1.314	0.603	91.436	5.858	0.376	0.016	0.030	0.004	0.004	0.002	0.001
05/29/2025	1044.853	1.048	1.143	0.603	91.366	6.052	0.350	0.013	0.023	0.002	0.002	0.000	0.000
05/28/2025	1041.145	0.969	1.168	0.600	91.950	5.555	0.313	0.014	0.024	0.003	0.003	0.001	0.000