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Gas Quality By Date / Gas Quality By ID

Date Requested: Feb 25 2026 10:13 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 by ID information for the current Gas Day is updated for all location ID's after 11:00 a.m.

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


02/25/2026	1035.129	0.543	1.915	0.597	92.117	5.002	0.350	0.017	0.032	0.005	0.006	0.007	0.007	0.000
02/24/2026	1040.359	0.575	1.997	0.602	91.196	5.772	0.390	0.017	0.032	0.005	0.005	0.006	0.006	0.000
02/23/2026	1040.535	0.641	1.968	0.603	91.083	5.839	0.400	0.017	0.032	0.005	0.005	0.005	0.005	0.000
02/22/2026	1034.016	0.523	2.104	0.598	91.842	5.106	0.359	0.017	0.032	0.005	0.005	0.004	0.004	0.000
02/21/2026	1042.189	0.603	2.181	0.605	90.500	6.205	0.439	0.019	0.035	0.005	0.005	0.004	0.004	0.000
02/20/2026	1054.159	0.793	1.891	0.613	89.232	7.513	0.501	0.019	0.036	0.005	0.005	0.003	0.003	0.000
02/19/2026	1062.996	0.859	2.227	0.623	87.233	9.016	0.598	0.020	0.036	0.004	0.004	0.002	0.002	0.000
02/18/2026	1061.406	0.818	2.136	0.621	87.727	8.676	0.575	0.019	0.036	0.004	0.004	0.002	0.002	0.000
02/17/2026	1059.476	0.811	1.959	0.617	88.373	8.242	0.547	0.019	0.035	0.004	0.004	0.002	0.002	0.000
02/16/2026	1051.779	0.749	1.673	0.608	90.120	6.925	0.459	0.020	0.037	0.005	0.005	0.003	0.003	0.000
02/15/2026	1050.572	0.709	1.830	0.609	89.979	6.963	0.453	0.018	0.033	0.004	0.004	0.003	0.003	0.000
02/14/2026	1043.163	0.621	1.979	0.604	90.763	6.157	0.415	0.017	0.032	0.004	0.004	0.003	0.003	0.000
02/13/2026	1046.283	0.643	1.960	0.606	90.434	6.413	0.475	0.020	0.037	0.005	0.005	0.004	0.004	0.000
02/12/2026	1048.244	0.663	1.943	0.608	90.238	6.549	0.524	0.023	0.042	0.005	0.005	0.004	0.004	0.000
02/11/2026	1046.639	0.656	1.899	0.606	90.473	6.439	0.461	0.020	0.036	0.005	0.005	0.003	0.003	0.000
02/10/2026	1044.095	0.625	1.993	0.605	90.631	6.245	0.436	0.019	0.035	0.005	0.005	0.003	0.003	0.000
02/09/2026	1045.449	0.637	2.002	0.606	90.445	6.388	0.450	0.020	0.037	0.005	0.005	0.005	0.005	0.000
02/08/2026	1051.797	0.709	2.024	0.612	89.433	7.274	0.486	0.018	0.034	0.005	0.005	0.006	0.006	0.000
02/07/2026	1044.195	0.592	2.074	0.605	90.524	6.317	0.413	0.018	0.035	0.006	0.006	0.007	0.007	0.000
02/06/2026	1039.980	0.563	2.039	0.602	91.198	5.737	0.384	0.018	0.034	0.005	0.006	0.008	0.008	0.000
02/05/2026	1039.614	0.556	2.108	0.602	91.098	5.771	0.388	0.018	0.034	0.005	0.006	0.008	0.008	0.000
02/04/2026	1044.942	0.628	2.037	0.606	90.447	6.368	0.444	0.020	0.035	0.005	0.005	0.006	0.006	0.000
02/03/2026	1050.436	0.650	2.056	0.610	89.680	7.055	0.476	0.020	0.037	0.005	0.006	0.007	0.007	0.000
02/02/2026	1051.842	0.634	2.105	0.611	89.496	7.158	0.512	0.025	0.042	0.007	0.007	0.008	0.008	0.000
02/01/2026	1053.006	0.624	2.076	0.611	89.437	7.249	0.518	0.026	0.043	0.007	0.006	0.007	0.007	0.000
01/31/2026	1051.182	0.593	2.063	0.610	89.760	6.993	0.491	0.026	0.043	0.007	0.007	0.008	0.008	0.000
01/30/2026	1045.541	0.534	2.107	0.606	90.454	6.379	0.438	0.021	0.037	0.006	0.006	0.008	0.008	0.000
01/29/2026	1038.519	0.524	2.011	0.600	91.557	5.443	0.377	0.022	0.036	0.007	0.007	0.008	0.008	0.000
01/28/2026	1037.202	0.509	1.954	0.598	91.831	5.288	0.345	0.016	0.031	0.005	0.006	0.008	0.008	0.000
01/27/2026	1044.585	0.635	1.965	0.605	90.632	6.270	0.421	0.018	0.034	0.005	0.006	0.007	0.007	0.000
01/26/2026	1038.745	0.566	2.060	0.601	91.275	5.650	0.374	0.016	0.033	0.005	0.006	0.007	0.007	0.000
01/25/2026	1042.202	0.594	2.072	0.604	90.732	6.143	0.393	0.016	0.030	0.004	0.005	0.006	0.006	0.000
01/24/2026	1039.649	0.544	2.019	0.601	91.277	5.721	0.371	0.016	0.031	0.005	0.005	0.005	0.005	0.000
01/23/2026	1038.917	0.536	2.039	0.601	91.362	5.617	0.374	0.016	0.032	0.005	0.005	0.006	0.006	0.000
01/22/2026	1038.652	0.546	2.010	0.600	91.450	5.543	0.379	0.017	0.032	0.005	0.005	0.006	0.006	0.000
01/21/2026	1038.918	0.576	1.939	0.600	91.467	5.596	0.358	0.015	0.029	0.004	0.005	0.005	0.005	0.000
01/20/2026	1045.684	0.608	2.187	0.608	89.996	6.710	0.436	0.017	0.032	0.004	0.004	0.003	0.003	0.000
01/19/2026	1041.115	0.562	2.163	0.604	90.706	6.115	0.391	0.016	0.031	0.004	0.005	0.003	0.003	0.000
01/18/2026	1047.327	0.663	2.006	0.608	90.092	6.731	0.438	0.018	0.035	0.005	0.005	0.003	0.003	0.000
01/17/2026	1047.662	0.683	2.001	0.608	90.013	6.794	0.442	0.018	0.034	0.005	0.005	0.003	0.003	0.000
01/16/2026	1045.062	0.630	2.000	0.606	90.454	6.433	0.416	0.017	0.034	0.005	0.005	0.003	0.003	0.000
01/15/2026	1057.256	0.758	2.051	0.616	88.588	7.991	0.533	0.021	0.040	0.006	0.006	0.003	0.003	0.000
01/14/2026	1056.257	0.741	2.053	0.615	88.746	7.855	0.526	0.021	0.040	0.006	0.006	0.003	0.003	0.000
01/13/2026	1052.104	0.719	1.899	0.611	89.652	7.173	0.479	0.020	0.040	0.006	0.006	0.003	0.003	0.000
01/12/2026	1050.435	0.715	1.793	0.608	90.110	6.843	0.459	0.021	0.040	0.006	0.006	0.004	0.004	0.000
01/11/2026	1055.685	0.763	1.946	0.614	89.003	7.702	0.509	0.020	0.039	0.006	0.006	0.003	0.003	0.000
01/10/2026	1048.748	0.683	1.875	0.608	90.209	6.697	0.455	0.021	0.041	0.006	0.006	0.004	0.004	0.000
01/09/2026	1051.027	0.701	1.964	0.610	89.675	7.091	0.480	0.021	0.041	0.006	0.007	0.003	0.003	0.008
01/08/2026	1048.607	0.684	1.910	0.608	90.142	6.730	0.456	0.020	0.040	0.006	0.006	0.003	0.003	0.000
01/07/2026	1052.618	0.709	2.105	0.613	89.136	7.476	0.499	0.019	0.038	0.005	0.005	0.003	0.003	0.000
01/06/2026	1050.254	0.721	1.924	0.610	89.811	7.002	0.466	0.020	0.038	0.006	0.006	0.003	0.003	0.000
01/05/2026	1046.217	0.666	2.054	0.608	90.128	6.638	0.444	0.018	0.036	0.005	0.005	0.003	0.003	0.000
01/04/2026	1050.710	0.705	2.051	0.611	89.510	7.171	0.491	0.019	0.037	0.005	0.005	0.003	0.003	0.000
01/03/2026	1049.721	0.701	2.070	0.611	89.591	7.087	0.479	0.019	0.037	0.005	0.005	0.003	0.003	0.000
01/02/2026	1052.159	0.700	2.094	0.612	89.246	7.386	0.500	0.019	0.038	0.005	0.005	0.003	0.003	0.000
01/01/2026	1047.932	0.648	2.154	0.609	89.733	6.931	0.467	0.018	0.035	0.005	0.005	0.003	0.003	0.000
12/31/2025	1045.081	0.627	2.151	0.607	90.122	6.596	0.439	0.017	0.033	0.004	0.005	0.003	0.003	0.000
12/30/2025	1047.126	0.677	2.015	0.608	90.094	6.681	0.459	0.019	0.038	0.005	0.006	0.003	0.003	0.000
12/29/2025	1047.457	0.678	2.014	0.608	90.059	6.713	0.461	0.020	0.038	0.006	0.006	0.003	0.003	0.000
12/28/2025	1048.005	0.702	1.942	0.608	90.115	6.693	0.468	0.021	0.041	0.006	0.006	0.003	0.003	0.000
12/27/2025	1050.238	0.752	1.799	0.609	90.066	6.822	0.473	0.022	0.044	0.007	0.007	0.004	0.004	0.000
12/26/2025	1048.322	0.742	1.760	0.607	90.400	6.568	0.446	0.021	0.043	0.007	0.007	0.004	0.004	0.000
12/25/2025	1045.983	0.687	1.885	0.606	90.519	6.393	0.434	0.021	0.041	0.006	0.007	0.004	0.004	0.000
12/24/2025	1044.337	0.650	1.923	0.605	90.720	6.205	0.421	0.020	0.040	0.006	0.007	0.004	0.004	0.000
12/23/2025	1045.043	0.663	1.906	0.605	90.668	6.245	0.431	0.021	0.042	0.007	0.007	0.005	0.005	0.000
12/22/2025	1042.971	0.619	2.055	0.605	90.651	6.173	0.429	0.019	0.037	0.005	0.005	0.003	0.003	0.000
12/21/2025	1044.453	0.642	2.058	0.606	90.399	6.386	0.444	0.019	0.036	0.005	0.005	0.003	0.003	0.000
12/20/2025	1051.471	0.741	2.007	0.612	89.437	7.250	0.488	0.021	0.039	0.005	0.006	0.003	0.003	0.000
12/19/2025	1053.090	0.742	1.988	0.612	89.316	7.354	0.512	0.023	0.044	0.006	0.007	0.004	0.004	0.000
12/18/2025	1051.630	0.721	2.093	0.612	89.259	7.364	0.486	0.020	0.039	0.005	0.006	0.004	0.004	0.000
12/17/2025	1057.633	0.784	2.112	0.617	88.328	8.169	0.533	0.020	0.039	0.005	0.005	0.003	0.003	0.000
12/16/2025	1054.663	0.770	2.053	0.615	88.864	7.730	0.506	0.020	0.040	0.005	0.006	0.003	0.003	0.000
12/15/2025	1048.832	0.700	2.087	0.610	89.655	7.019	0.469	0.019	0.036	0.005	0.005	0.003	0.003	0.000
12/14/2025	1052.787	0.727	2.195	0.614	88.886	7.596	0.519	0.021	0.040	0.005	0.005	0.003	0.003	0.000
12/13/2025	1049.129	0.690	2.201	0.611	89.412	7.128	0.494	0.020	0.039	0.005	0.005	0.003	0.003	0.000
12/12/2025	1051.322	0.723	2.143	0.613	89.217	7.325	0.510	0.021	0.041	0.006	0.006	0.004	0.004	0.000
12/11/2025	1048.380	0.667	2.171	0.610	89.620	6.982	0.484	0.020	0.039	0.005	0.005	0.003	0.003	0.000
12/10/2025	1045.829	0.643	2.165	0.608	90.005	6.645	0.468	0.020	0.039	0.005	0.005	0.003	0.003	0.000
12/09/2025	1049.222	0.674	2.238	0.612	89.316	7.228	0.470	0.019	0.037	0.005	0.005	0.003	0.003	0.000
12/08/2025	1055.009	0.727	2.255	0.616	88.445	7.985	0.516	0.019	0.038	0.005	0.005	0.003	0.003	0.000
12/07/2025	1046.844	0.655	2.241	0.610	89.643	6.935	0.455	0.018	0.036	0.005	0.005	0.003	0.003	0.000
12/06/2025	1051.696	0.731	2.175	0.613	89.033	7.500	0.488	0.019	0.037	0.004	0.005	0.004	0.004	0.000
12/05/2025	1048.219	0.675	2.210	0.611	89.509	7.069	0.467	0.018	0.036	0.005	0.005	0.004	0.004	0.000
12/04/2025	1041.396	0.574	2.322	0.606	90.339	6.270	0.426	0.017	0.033	0.004	0.005	0.005	0.005	0.000
12/03/2025	1036.003	0.574	2.382	0.603	90.831	5.764	0.393	0.015	0.030	0.004	0.004	0.003	0.003	0.000
12/02/2025	1056.060	0.795	2.438	0.620	87.762	8.359	0.580	0.019	0.035	0.003	0.003	0.002	0.002	0.002
12/01/2025	1062.833	0.887	2.432	0.626	86.766	9.187	0.654	0.021	0.041	0.003	0.004	0.002	0.002	0.002
11/30/2025	1058.791	0.887	2.314	0.622	87.438	8.763	0.535	0.017	0.034	0.004	0.004	0.002	0.002	0.001
11/29/2025	1069.253	0.985	2.459	0.632	85.597	10.213	0.662	0.019	0.037	0.003	0.003	0.001	0.001	0.020
11/28/2025	1051.858	0.833	2.271	0.616	88.546	7.767	0.512	0.018	0.037	0.004	0.004	0.002	0.002	0.004
11/27/2025	1062.594	0.912	2.473	0.626	86.623	9.291	0.631	0.020	0.040	0.004	0.004	0.001	0.001	0.001
11/26/2025	1059.474	0.914	2.132	0.621	87.869	8.376	0.611	0.026	0.053	0.007	0.007	0.003	0.003	0.000
11/25/2025	1059.163	0.878	2.269	0.622	87.632	8.532	0.605	0.023	0.047	0.005	0.005	0.002	0.002	0.000
11/24/2025	1049.975	0.747	2.354	0.614	88.821	7.496	0.509	0.019	0.040	0.004	0.005	0.003	0.003	0.000