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Gas Quality / Gas Quality By Date

Date Requested: Mar 23 2026 3:10 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


03/23/2026	1083.777	1.088	2.792	0.646	82.737	12.411	0.827	0.024	0.038	0.002	0.003	0.049	0.028
03/22/2026	1083.777	1.088	2.792	0.646	82.737	12.411	0.827	0.024	0.038	0.002	0.003	0.049	0.028
03/21/2026	1086.141	1.067	2.707	0.646	82.709	12.510	0.850	0.026	0.043	0.002	0.004	0.053	0.027
03/20/2026	1083.892	1.056	2.657	0.644	83.115	12.194	0.816	0.027	0.046	0.003	0.004	0.055	0.027
03/19/2026	1082.109	1.027	2.542	0.641	83.654	11.849	0.782	0.025	0.042	0.002	0.004	0.047	0.026
03/18/2026	1081.358	1.049	2.598	0.642	83.540	11.895	0.768	0.025	0.040	0.002	0.003	0.052	0.027
03/17/2026	1076.566	1.080	2.702	0.640	83.725	11.604	0.720	0.022	0.034	0.002	0.003	0.082	0.028
03/16/2026	1079.842	1.058	2.648	0.642	83.534	11.790	0.783	0.026	0.037	0.002	0.003	0.091	0.027
03/15/2026	1084.694	1.069	2.654	0.645	83.067	12.063	0.914	0.039	0.059	0.005	0.005	0.098	0.027
03/14/2026	1083.328	1.050	2.592	0.643	83.280	12.075	0.802	0.029	0.048	0.002	0.003	0.091	0.027
03/13/2026	1085.623	1.075	2.755	0.647	82.635	12.500	0.874	0.026	0.039	0.002	0.003	0.063	0.028
03/12/2026	1083.073	1.064	2.733	0.645	83.002	12.298	0.781	0.023	0.036	0.002	0.002	0.030	0.028
03/11/2026	1085.474	1.076	2.695	0.646	82.828	12.426	0.837	0.027	0.044	0.002	0.004	0.034	0.027
03/10/2026	1082.822	1.075	2.774	0.645	82.986	12.200	0.826	0.027	0.045	0.003	0.004	0.032	0.028
03/09/2026	1082.462	1.071	2.672	0.644	83.221	11.987	0.854	0.028	0.048	0.003	0.004	0.084	0.027
03/08/2026	1083.841	1.089	2.753	0.646	82.736	12.414	0.802	0.028	0.048	0.003	0.004	0.095	0.028
03/07/2026	1098.782	1.082	2.670	0.654	81.136	13.986	0.918	0.030	0.052	0.003	0.004	0.092	0.027
03/06/2026	1093.802	1.042	2.537	0.649	82.065	13.323	0.837	0.026	0.042	0.002	0.003	0.098	0.026
03/05/2026	1090.199	1.039	2.477	0.646	82.637	12.865	0.795	0.024	0.038	0.002	0.003	0.094	0.026
03/04/2026	1093.716	1.051	2.536	0.649	82.042	13.369	0.819	0.024	0.038	0.002	0.003	0.090	0.026
03/03/2026	1094.064	1.051	2.532	0.649	81.976	13.471	0.791	0.023	0.036	0.002	0.003	0.088	0.026
03/02/2026	1092.763	1.055	2.511	0.648	82.142	13.360	0.758	0.022	0.033	0.002	0.002	0.089	0.026
03/01/2026	1092.871	1.045	2.512	0.648	82.147	13.374	0.753	0.021	0.033	0.002	0.002	0.084	0.026
02/28/2026	1092.707	1.035	2.510	0.648	82.264	13.214	0.802	0.023	0.037	0.002	0.003	0.083	0.026
02/27/2026	1092.049	1.011	2.385	0.646	82.676	12.966	0.775	0.025	0.042	0.002	0.003	0.088	0.025
02/26/2026	1089.850	1.018	2.477	0.645	82.762	12.742	0.805	0.027	0.044	0.002	0.004	0.093	0.026
02/25/2026	1093.765	1.002	2.360	0.646	82.633	12.973	0.850	0.028	0.044	0.002	0.003	0.079	0.025
02/24/2026	1090.969	1.010	2.384	0.645	82.790	12.895	0.740	0.026	0.040	0.002	0.003	0.085	0.025
02/23/2026	1092.109	1.003	2.369	0.646	82.730	13.034	0.724	0.023	0.036	0.002	0.003	0.051	0.025
02/22/2026	1082.944	1.004	2.418	0.640	83.682	11.995	0.705	0.023	0.037	0.002	0.003	0.107	0.025
02/21/2026	1076.595	1.012	2.468	0.637	84.390	11.196	0.733	0.023	0.037	0.002	0.002	0.111	0.026
02/20/2026	1076.613	1.014	2.502	0.637	84.369	11.252	0.720	0.021	0.032	0.001	0.002	0.061	0.026
02/19/2026	1080.095	1.018	2.443	0.639	84.081	11.508	0.790	0.022	0.032	0.001	0.002	0.078	0.025
02/18/2026	1080.738	1.026	2.433	0.639	84.014	11.537	0.815	0.023	0.034	0.002	0.002	0.090	0.025
02/17/2026	1080.406	1.007	2.442	0.639	84.044	11.549	0.782	0.022	0.034	0.002	0.002	0.090	0.026
02/16/2026	1080.889	1.004	2.408	0.639	84.091	11.566	0.771	0.022	0.034	0.002	0.002	0.074	0.025
02/15/2026	1081.314	0.996	2.371	0.639	84.162	11.514	0.790	0.024	0.037	0.002	0.002	0.077	0.025
02/14/2026	1082.505	1.005	2.332	0.639	84.044	11.707	0.753	0.022	0.035	0.002	0.002	0.072	0.025
02/13/2026	1093.090	1.007	2.335	0.646	82.719	12.974	0.807	0.024	0.036	0.002	0.002	0.069	0.025
02/12/2026	1084.680	1.037	2.457	0.642	83.390	12.198	0.758	0.023	0.034	0.002	0.002	0.074	0.026
02/11/2026	1079.065	1.020	2.457	0.638	84.136	11.475	0.745	0.023	0.034	0.002	0.002	0.081	0.026
02/10/2026	1080.010	1.017	2.424	0.639	84.114	11.508	0.771	0.022	0.032	0.001	0.002	0.082	0.026
02/09/2026	1082.083	1.031	2.370	0.640	83.996	11.652	0.797	0.023	0.034	0.002	0.002	0.068	0.025
02/08/2026	1079.523	1.008	2.378	0.638	84.297	11.464	0.717	0.021	0.031	0.001	0.002	0.055	0.025
02/07/2026	1079.929	1.028	2.368	0.638	84.268	11.412	0.768	0.024	0.036	0.002	0.002	0.066	0.026
02/06/2026	1083.540	1.014	2.351	0.640	83.922	11.704	0.840	0.024	0.037	0.002	0.003	0.079	0.025
02/05/2026	1095.479	1.024	2.292	0.647	82.413	13.290	0.802	0.023	0.035	0.002	0.002	0.094	0.024
02/04/2026	1091.896	0.999	2.291	0.644	82.915	12.822	0.788	0.023	0.034	0.002	0.003	0.098	0.025
02/03/2026	1095.439	1.019	2.412	0.648	82.138	13.385	0.839	0.023	0.035	0.002	0.003	0.119	0.025
02/02/2026	1093.569	1.010	2.435	0.647	82.376	13.221	0.798	0.022	0.032	0.002	0.002	0.077	0.026
02/01/2026	1095.701	1.002	2.327	0.647	82.392	13.362	0.777	0.022	0.032	0.002	0.003	0.056	0.025
01/31/2026	1097.404	1.006	2.300	0.648	82.185	13.541	0.788	0.024	0.037	0.002	0.003	0.090	0.024
01/30/2026	1095.193	0.995	2.352	0.647	82.412	13.270	0.790	0.027	0.043	0.002	0.003	0.082	0.026
01/29/2026	1095.057	0.979	2.183	0.645	82.824	13.023	0.793	0.026	0.042	0.002	0.003	0.101	0.024
01/28/2026	1089.745	0.950	2.122	0.641	83.560	12.410	0.725	0.024	0.037	0.002	0.002	0.145	0.024
01/27/2026	1086.205	0.935	1.961	0.636	84.355	11.844	0.671	0.022	0.035	0.001	0.002	0.151	0.023
01/26/2026	1086.838	0.933	2.035	0.637	84.252	11.916	0.678	0.026	0.042	0.002	0.002	0.090	0.024
01/25/2026	1084.579	0.906	1.907	0.634	85.058	11.253	0.718	0.031	0.051	0.002	0.003	0.048	0.023
01/24/2026	1075.977	0.958	2.052	0.631	85.502	10.802	0.556	0.021	0.033	0.002	0.003	0.049	0.024
01/23/2026	1078.382	1.025	2.383	0.637	84.395	11.389	0.676	0.023	0.036	0.002	0.002	0.042	0.026
01/22/2026	1080.582	1.008	2.360	0.638	84.193	11.542	0.731	0.024	0.036	0.002	0.002	0.077	0.026
01/21/2026	1081.372	1.011	2.321	0.638	84.145	11.608	0.733	0.024	0.037	0.002	0.002	0.093	0.025
01/20/2026	1080.738	1.001	2.337	0.638	84.249	11.530	0.724	0.024	0.037	0.002	0.002	0.069	0.026
01/19/2026	1079.017	1.015	2.444	0.638	84.122	11.534	0.706	0.022	0.035	0.001	0.002	0.092	0.026
01/18/2026	1080.560	1.026	2.446	0.639	83.928	11.734	0.704	0.023	0.036	0.002	0.002	0.074	0.026
01/17/2026	1082.475	1.045	2.479	0.641	83.551	12.038	0.717	0.023	0.035	0.002	0.002	0.083	0.026
01/16/2026	1084.478	1.065	2.515	0.643	83.262	12.203	0.783	0.026	0.041	0.002	0.002	0.075	0.027
01/15/2026	1086.405	1.058	2.509	0.644	83.140	12.400	0.775	0.026	0.042	0.002	0.002	0.019	0.027
01/14/2026	1082.590	1.041	2.484	0.641	83.621	11.904	0.782	0.024	0.038	0.002	0.002	0.077	0.026
01/13/2026	1083.115	1.032	2.518	0.642	83.558	11.876	0.840	0.027	0.040	0.002	0.002	0.078	0.027
01/12/2026	1083.790	1.032	2.582	0.643	83.385	12.045	0.825	0.026	0.040	0.002	0.002	0.034	0.027
01/11/2026	1084.462	1.025	2.545	0.643	83.412	12.085	0.818	0.025	0.038	0.002	0.002	0.022	0.027
01/10/2026	1080.595	1.034	2.606	0.641	83.700	11.789	0.766	0.023	0.035	0.002	0.002	0.016	0.027
01/09/2026	1081.545	1.038	2.638	0.642	83.515	11.917	0.785	0.024	0.036	0.002	0.002	0.016	0.028
01/08/2026	1083.502	1.021	2.555	0.642	83.575	11.883	0.854	0.025	0.039	0.002	0.002	0.016	0.027
01/07/2026	1084.179	1.013	2.479	0.642	83.668	11.893	0.836	0.026	0.040	0.002	0.002	0.016	0.026
01/06/2026	1083.195	1.025	2.494	0.642	83.639	11.916	0.796	0.024	0.037	0.002	0.002	0.038	0.027
01/05/2026	1083.909	1.006	2.439	0.641	83.677	11.937	0.791	0.024	0.038	0.002	0.002	0.058	0.026
01/04/2026	1084.258	1.007	2.429	0.641	83.651	11.991	0.779	0.024	0.037	0.002	0.002	0.052	0.026
01/03/2026	1082.581	1.003	2.438	0.640	83.820	11.814	0.771	0.023	0.035	0.002	0.002	0.064	0.026
01/02/2026	1080.381	0.998	2.479	0.639	84.010	11.550	0.789	0.024	0.036	0.002	0.002	0.083	0.027
01/01/2026	1080.153	1.012	2.454	0.639	84.071	11.520	0.779	0.024	0.036	0.002	0.002	0.074	0.026
12/31/2025	1081.860	1.021	2.412	0.640	83.913	11.690	0.790	0.023	0.035	0.002	0.002	0.085	0.026
12/30/2025	1079.965	1.037	2.522	0.640	83.802	11.737	0.733	0.022	0.032	0.002	0.002	0.084	0.027
12/29/2025	1079.046	1.033	2.539	0.640	83.939	11.544	0.778	0.022	0.033	0.002	0.002	0.083	0.027
12/28/2025	1079.305	1.035	2.526	0.640	83.963	11.501	0.805	0.022	0.034	0.002	0.002	0.082	0.027
12/27/2025	1078.679	1.034	2.568	0.640	83.930	11.515	0.786	0.022	0.033	0.002	0.002	0.080	0.027
12/26/2025	1081.020	1.037	2.546	0.641	83.737	11.672	0.844	0.022	0.034	0.002	0.002	0.077	0.027
12/25/2025	1080.091	1.021	2.523	0.640	83.927	11.538	0.823	0.023	0.035	0.002	0.002	0.079	0.027
12/24/2025	1081.173	1.023	2.499	0.640	83.856	11.604	0.845	0.023	0.036	0.002	0.002	0.082	0.027
12/23/2025	1081.679	1.019	2.451	0.640	83.937	11.573	0.858	0.023	0.035	0.002	0.002	0.074	0.026
12/22/2025	1081.091	1.035	2.501	0.640	83.785	11.728	0.789	0.023	0.034	0.002	0.002	0.076	0.027
12/21/2025	1083.102	1.017	2.526	0.642	83.701	11.644	0.911	0.033	0.058	0.003	0.003	0.076	0.027
12/20/2025	1084.790	1.017	2.447	0.642	83.781	11.546	1.002	0.037	0.064	0.003	0.003	0.074	0.026