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Gas Quality By Date / Gas Quality By ID

Date Requested: Feb 27 2026 1:52 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


02/27/2026	1034.687	0.590	1.947	0.598	92.107	4.815	0.451	0.024	0.044	0.006	0.006	0.004	0.003
02/26/2026	1033.557	0.571	1.855	0.596	92.456	4.628	0.406	0.022	0.041	0.006	0.006	0.004	0.003
02/25/2026	1036.639	0.614	1.859	0.599	92.026	4.937	0.472	0.025	0.046	0.006	0.006	0.004	0.002
02/24/2026	1034.080	0.601	1.840	0.597	92.357	4.699	0.421	0.022	0.040	0.006	0.006	0.003	0.002
02/23/2026	1037.514	0.621	1.873	0.599	91.842	5.114	0.462	0.025	0.045	0.006	0.006	0.003	0.002
02/22/2026	1035.586	0.611	1.947	0.599	91.917	4.994	0.452	0.023	0.041	0.006	0.006	0.003	0.002
02/21/2026	1044.086	0.763	1.892	0.606	90.764	5.900	0.575	0.030	0.055	0.008	0.008	0.004	0.002
02/20/2026	1040.432	0.727	1.899	0.603	91.238	5.521	0.512	0.028	0.052	0.008	0.008	0.004	0.002
02/19/2026	1038.087	0.665	1.941	0.601	91.586	5.202	0.503	0.028	0.052	0.008	0.008	0.004	0.003
02/18/2026	1034.778	0.663	2.028	0.600	91.804	4.915	0.486	0.028	0.052	0.008	0.008	0.005	0.003
02/17/2026	1031.213	0.582	2.014	0.596	92.391	4.498	0.426	0.024	0.044	0.007	0.007	0.004	0.002
02/16/2026	1033.781	0.619	1.987	0.598	92.102	4.729	0.458	0.028	0.051	0.008	0.008	0.005	0.003
02/15/2026	1033.354	0.612	1.991	0.598	92.146	4.709	0.439	0.027	0.049	0.008	0.008	0.005	0.003
02/14/2026	1040.281	0.749	1.849	0.603	91.346	5.432	0.516	0.029	0.053	0.008	0.008	0.005	0.003
02/13/2026	1039.769	0.701	1.841	0.602	91.514	5.332	0.513	0.028	0.049	0.007	0.007	0.004	0.002
02/12/2026	1034.985	0.627	1.935	0.599	91.997	4.905	0.450	0.024	0.043	0.006	0.006	0.003	0.002
02/11/2026	1047.091	0.794	1.658	0.606	90.915	5.888	0.632	0.033	0.058	0.008	0.008	0.004	0.002
02/10/2026	1058.489	0.957	1.441	0.614	89.839	6.762	0.858	0.043	0.074	0.009	0.008	0.004	0.003
02/09/2026	1064.672	1.083	1.285	0.618	89.116	7.507	0.865	0.043	0.074	0.009	0.009	0.005	0.003
02/08/2026	1060.331	1.012	1.373	0.615	89.534	7.182	0.757	0.041	0.076	0.009	0.008	0.004	0.002
02/07/2026	1057.597	1.053	1.394	0.614	89.535	7.287	0.629	0.030	0.052	0.007	0.007	0.004	0.002
02/06/2026	1066.624	1.129	1.381	0.621	88.383	8.243	0.735	0.036	0.064	0.010	0.010	0.005	0.003
02/05/2026	1048.724	0.782	1.744	0.608	90.418	6.435	0.517	0.026	0.047	0.008	0.008	0.006	0.004
02/04/2026	1059.366	0.970	1.440	0.614	89.342	7.564	0.586	0.027	0.048	0.007	0.007	0.004	0.003
02/03/2026	1061.369	0.979	1.358	0.615	89.247	7.730	0.593	0.026	0.045	0.007	0.006	0.004	0.003
02/02/2026	1068.832	1.124	1.326	0.622	88.254	8.407	0.765	0.038	0.060	0.009	0.008	0.005	0.003
02/01/2026	1071.161	1.128	1.353	0.624	87.962	8.593	0.832	0.042	0.064	0.010	0.008	0.005	0.003
01/31/2026	1076.572	1.124	1.333	0.627	87.475	8.947	0.978	0.046	0.071	0.009	0.008	0.005	0.003
01/30/2026	1072.520	0.941	1.166	0.619	88.855	7.904	0.969	0.055	0.080	0.011	0.009	0.005	0.003
01/29/2026	1052.728	0.639	2.169	0.613	89.665	6.598	0.732	0.051	0.092	0.017	0.018	0.011	0.006
01/28/2026	1044.411	0.585	1.809	0.603	91.220	5.796	0.495	0.025	0.048	0.007	0.007	0.004	0.002
01/27/2026	1013.953	0.188	2.583	0.585	93.873	3.139	0.179	0.009	0.018	0.003	0.003	0.002	0.001
01/26/2026	1010.545	0.170	2.535	0.582	94.436	2.674	0.153	0.008	0.016	0.003	0.003	0.002	0.001
01/25/2026	1054.475	0.900	1.627	0.612	89.637	7.198	0.556	0.023	0.042	0.005	0.005	0.003	0.002
01/24/2026	1057.840	0.992	1.484	0.614	89.319	7.571	0.550	0.024	0.042	0.006	0.006	0.003	0.002
01/23/2026	1053.478	0.939	1.627	0.612	89.660	7.144	0.551	0.022	0.039	0.005	0.006	0.003	0.002
01/22/2026	1038.221	0.632	1.848	0.600	91.672	5.379	0.407	0.018	0.031	0.005	0.005	0.003	0.002
01/21/2026	1034.152	0.554	2.026	0.598	91.932	5.047	0.384	0.016	0.028	0.004	0.004	0.002	0.001
01/20/2026	1042.747	0.665	1.909	0.604	91.005	5.823	0.523	0.023	0.038	0.005	0.005	0.003	0.002
01/19/2026	1038.002	0.635	1.912	0.600	91.553	5.425	0.409	0.019	0.034	0.005	0.005	0.002	0.001
01/18/2026	1034.138	0.570	2.060	0.598	91.884	4.998	0.416	0.020	0.036	0.005	0.005	0.003	0.002
01/17/2026	1033.385	0.549	2.034	0.597	92.050	4.919	0.379	0.019	0.034	0.005	0.005	0.003	0.002
01/16/2026	1028.760	0.511	2.171	0.595	92.372	4.532	0.356	0.017	0.029	0.004	0.004	0.002	0.001
01/15/2026	1027.119	0.489	2.126	0.593	92.717	4.285	0.322	0.017	0.030	0.005	0.005	0.003	0.002
01/14/2026	1026.230	0.486	2.185	0.593	92.687	4.270	0.316	0.016	0.028	0.004	0.005	0.002	0.001
01/13/2026	1026.286	0.468	2.109	0.592	92.899	4.149	0.318	0.016	0.028	0.004	0.005	0.002	0.001
01/12/2026	1025.163	0.443	2.204	0.592	92.867	4.124	0.305	0.015	0.027	0.004	0.005	0.003	0.002
01/11/2026	1024.851	0.440	2.102	0.591	93.115	4.018	0.272	0.014	0.026	0.004	0.005	0.002	0.001
01/10/2026	1025.507	0.413	2.174	0.592	92.969	4.077	0.310	0.016	0.028	0.004	0.005	0.002	0.001
01/09/2026	1027.087	0.443	2.165	0.593	92.753	4.238	0.339	0.017	0.030	0.005	0.005	0.003	0.002
01/08/2026	1026.970	0.455	2.173	0.593	92.720	4.256	0.335	0.017	0.030	0.005	0.005	0.003	0.002
01/07/2026	1031.380	0.532	2.082	0.596	92.240	4.695	0.381	0.019	0.035	0.005	0.005	0.003	0.002
01/06/2026	1032.305	0.560	2.059	0.597	92.108	4.818	0.386	0.019	0.035	0.005	0.005	0.002	0.001
01/05/2026	1030.849	0.540	2.066	0.596	92.274	4.710	0.352	0.016	0.029	0.005	0.004	0.002	0.001
01/04/2026	1034.128	0.592	1.979	0.598	91.986	4.976	0.404	0.018	0.031	0.005	0.005	0.002	0.001
01/03/2026	1033.182	0.633	2.089	0.599	91.746	5.080	0.391	0.017	0.031	0.005	0.005	0.002	0.001
01/02/2026	1025.708	0.508	2.238	0.594	92.569	4.322	0.307	0.015	0.027	0.005	0.005	0.002	0.001
01/01/2026	1041.947	0.700	1.907	0.604	90.930	5.961	0.433	0.020	0.035	0.005	0.005	0.002	0.001
12/31/2025	1051.881	0.875	1.668	0.610	89.953	6.854	0.559	0.026	0.048	0.006	0.006	0.003	0.001
12/30/2025	1049.679	0.829	1.800	0.610	90.068	6.632	0.574	0.027	0.051	0.007	0.006	0.003	0.002
12/29/2025	1047.868	0.816	1.811	0.609	90.278	6.448	0.555	0.026	0.048	0.006	0.006	0.003	0.002
12/28/2025	1047.154	0.766	1.871	0.608	90.298	6.463	0.517	0.024	0.044	0.006	0.006	0.003	0.002
12/27/2025	1046.467	0.789	1.870	0.608	90.341	6.388	0.529	0.023	0.042	0.006	0.006	0.003	0.002
12/26/2025	1040.995	0.706	1.894	0.603	91.083	5.804	0.440	0.020	0.037	0.005	0.005	0.003	0.002
12/25/2025	1036.952	0.633	1.970	0.600	91.559	5.366	0.402	0.019	0.035	0.005	0.005	0.003	0.001
12/24/2025	1042.123	0.741	1.973	0.605	90.787	5.889	0.524	0.025	0.044	0.006	0.006	0.003	0.002
12/23/2025	1050.091	0.827	1.850	0.610	89.900	6.760	0.567	0.027	0.050	0.007	0.007	0.004	0.002
12/22/2025	1058.500	1.029	1.720	0.618	88.732	7.765	0.650	0.030	0.055	0.007	0.007	0.003	0.002
12/21/2025	1061.465	1.096	1.556	0.619	88.534	8.095	0.619	0.029	0.053	0.007	0.006	0.003	0.002
12/20/2025	1049.119	0.885	1.888	0.611	89.807	6.748	0.578	0.027	0.049	0.006	0.006	0.003	0.002
12/19/2025	1047.628	0.847	1.778	0.608	90.305	6.437	0.541	0.026	0.048	0.007	0.006	0.003	0.002
12/18/2025	1046.994	0.842	1.731	0.608	90.463	6.369	0.510	0.025	0.044	0.006	0.006	0.003	0.002
12/17/2025	1046.535	0.853	1.782	0.608	90.362	6.421	0.500	0.024	0.043	0.006	0.006	0.003	0.002
12/16/2025	1070.307	1.177	1.475	0.625	87.583	8.887	0.746	0.037	0.068	0.009	0.009	0.005	0.003
12/15/2025	1063.797	1.057	1.641	0.621	88.245	8.230	0.712	0.033	0.061	0.007	0.007	0.003	0.002
12/14/2025	1073.771	1.219	1.456	0.628	87.135	9.243	0.821	0.036	0.066	0.008	0.008	0.004	0.002
12/13/2025	1082.976	1.363	1.149	0.633	86.384	10.105	0.860	0.039	0.073	0.009	0.009	0.004	0.002
12/12/2025	1060.698	1.003	1.747	0.619	88.574	7.809	0.747	0.034	0.064	0.008	0.008	0.004	0.002
12/11/2025	1027.493	0.551	2.237	0.596	92.339	4.438	0.356	0.021	0.039	0.006	0.007	0.003	0.002
12/10/2025	1051.331	0.927	1.785	0.612	89.693	6.908	0.580	0.030	0.056	0.008	0.008	0.004	0.002
12/09/2025	1054.634	1.029	1.734	0.615	89.252	7.194	0.679	0.033	0.058	0.008	0.008	0.004	0.002
12/08/2025	1045.804	0.827	1.833	0.608	90.610	5.961	0.659	0.033	0.059	0.007	0.007	0.003	0.001
12/07/2025	1030.359	0.567	2.115	0.597	92.276	4.540	0.423	0.022	0.040	0.006	0.006	0.003	0.002
12/06/2025	1027.573	0.578	2.191	0.596	92.400	4.370	0.381	0.021	0.040	0.007	0.007	0.003	0.002
12/05/2025	1024.191	0.493	2.281	0.593	92.762	4.058	0.336	0.019	0.035	0.006	0.006	0.003	0.002
12/04/2025	1015.689	0.317	2.533	0.588	93.647	3.160	0.265	0.019	0.037	0.007	0.008	0.004	0.002
12/03/2025	1039.228	0.713	2.101	0.604	90.991	5.549	0.538	0.029	0.055	0.008	0.008	0.004	0.002
12/02/2025	1010.675	0.286	2.636	0.585	94.054	2.741	0.221	0.015	0.030	0.006	0.006	0.003	0.002
12/01/2025	1005.688	0.192	2.775	0.582	94.497	2.330	0.157	0.011	0.022	0.004	0.005	0.003	0.002
11/30/2025	1004.463	0.196	2.945	0.583	94.286	2.336	0.186	0.012	0.024	0.005	0.005	0.003	0.002
11/29/2025	1004.383	0.184	2.772	0.581	94.690	2.147	0.162	0.011	0.021	0.004	0.004	0.002	0.001
11/28/2025	1007.545	0.231	2.746	0.583	94.262	2.526	0.187	0.012	0.023	0.004	0.004	0.002	0.001
11/27/2025	1019.965	0.414	2.420	0.591	93.159	3.612	0.322	0.019	0.036	0.006	0.006	0.003	0.002
11/26/2025	1032.536	0.610	2.211	0.600	91.793	4.805	0.475	0.027	0.053	0.009	0.009	0.005	0.003