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Gas Quality / Gas Quality By Date

Date Requested: Feb 25 2026 4:03 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


02/25/2026	1029.041	0.498	1.850	0.592	93.070	4.236	0.292	0.015	0.029	0.005	0.005	0.000
02/24/2026	1026.231	0.442	1.996	0.591	93.221	3.999	0.288	0.015	0.029	0.005	0.005	0.000
02/23/2026	1030.896	0.535	1.877	0.594	92.710	4.492	0.328	0.017	0.031	0.005	0.005	0.000
02/22/2026	1025.676	0.457	2.103	0.592	93.000	4.096	0.292	0.015	0.028	0.005	0.005	0.000
02/21/2026	1025.828	0.433	2.140	0.592	92.980	4.077	0.312	0.017	0.031	0.005	0.005	0.000
02/20/2026	1035.829	0.612	1.690	0.596	92.372	4.901	0.357	0.020	0.036	0.006	0.006	0.000
02/19/2026	1041.010	0.670	1.793	0.602	91.372	5.685	0.414	0.020	0.036	0.005	0.005	0.000
02/18/2026	1041.920	0.657	1.807	0.602	91.216	5.861	0.401	0.017	0.032	0.004	0.004	0.000
02/17/2026	1040.656	0.661	1.482	0.598	92.119	5.309	0.363	0.019	0.036	0.006	0.006	0.000
02/16/2026	1036.744	0.590	1.690	0.596	92.262	5.060	0.340	0.017	0.031	0.005	0.005	0.000
02/15/2026	1035.347	0.575	1.775	0.596	92.269	4.991	0.335	0.016	0.030	0.004	0.004	0.000
02/14/2026	1031.581	0.534	1.829	0.594	92.698	4.576	0.314	0.015	0.028	0.004	0.004	0.000
02/13/2026	1033.925	0.524	1.876	0.596	92.428	4.710	0.395	0.020	0.036	0.005	0.005	0.000
02/12/2026	1040.480	0.612	1.800	0.600	91.743	5.210	0.547	0.028	0.049	0.006	0.006	0.000
02/11/2026	1043.547	0.687	1.648	0.602	91.313	5.877	0.418	0.018	0.031	0.004	0.004	0.000
02/10/2026	1037.580	0.601	1.817	0.599	91.852	5.308	0.367	0.017	0.031	0.004	0.004	0.000
02/09/2026	1031.133	0.507	1.990	0.595	92.487	4.625	0.334	0.017	0.030	0.005	0.005	0.000
02/08/2026	1045.077	0.690	1.861	0.605	90.648	6.309	0.433	0.018	0.032	0.004	0.004	0.000
02/07/2026	1026.598	0.430	2.168	0.593	92.810	4.259	0.279	0.014	0.028	0.005	0.006	0.000
02/06/2026	1030.769	0.486	2.037	0.595	92.471	4.635	0.312	0.015	0.030	0.005	0.006	0.000
02/05/2026	1029.061	0.472	2.119	0.594	92.534	4.510	0.309	0.015	0.030	0.005	0.006	0.000
02/04/2026	1032.097	0.520	2.021	0.596	92.271	4.793	0.337	0.017	0.030	0.005	0.005	0.000
02/03/2026	1035.180	0.563	1.917	0.597	92.072	5.004	0.381	0.019	0.033	0.005	0.005	0.000
02/02/2026	1034.961	0.499	2.047	0.598	92.000	4.989	0.390	0.024	0.038	0.007	0.007	0.000
02/01/2026	1037.101	0.470	2.111	0.599	91.728	5.145	0.460	0.027	0.043	0.007	0.007	0.000
01/31/2026	1037.875	0.421	2.190	0.600	91.532	5.334	0.438	0.027	0.043	0.008	0.007	0.000
01/30/2026	1036.092	0.420	2.094	0.598	91.959	5.043	0.402	0.025	0.041	0.008	0.008	0.000
01/29/2026	1026.381	0.340	2.224	0.592	92.966	4.106	0.303	0.018	0.031	0.006	0.007	0.000
01/28/2026	1028.470	0.421	1.923	0.591	93.151	4.179	0.272	0.015	0.027	0.005	0.006	0.000
01/27/2026	1031.116	0.496	1.846	0.593	92.820	4.488	0.298	0.014	0.027	0.005	0.005	0.000
01/26/2026	1030.410	0.500	2.001	0.594	92.573	4.555	0.314	0.015	0.030	0.005	0.006	0.000
01/25/2026	1026.591	0.462	2.106	0.592	92.844	4.268	0.274	0.013	0.025	0.004	0.005	0.000
01/24/2026	1029.213	0.463	1.982	0.593	92.766	4.472	0.276	0.012	0.022	0.004	0.004	0.000
01/23/2026	1027.136	0.428	1.991	0.591	93.082	4.204	0.257	0.011	0.021	0.003	0.004	0.000
01/22/2026	1026.197	0.400	2.130	0.591	92.977	4.165	0.285	0.012	0.023	0.004	0.004	0.000
01/21/2026	1026.307	0.431	2.057	0.591	93.061	4.123	0.283	0.013	0.024	0.004	0.004	0.000
01/20/2026	1026.265	0.432	2.030	0.591	93.079	4.162	0.260	0.011	0.020	0.003	0.003	0.000
01/19/2026	1023.732	0.372	2.153	0.590	93.245	3.940	0.254	0.011	0.020	0.003	0.003	0.000
01/18/2026	1020.287	0.345	2.221	0.588	93.559	3.621	0.220	0.010	0.018	0.003	0.003	0.000
01/17/2026	1037.666	0.673	1.743	0.599	91.799	5.396	0.336	0.015	0.028	0.004	0.004	0.001
01/16/2026	1027.971	0.498	1.862	0.591	93.090	4.252	0.259	0.012	0.021	0.003	0.003	0.000
01/15/2026	1037.975	0.591	1.822	0.599	91.792	5.396	0.344	0.016	0.030	0.005	0.005	0.000
01/14/2026	1046.925	0.663	1.904	0.606	90.398	6.522	0.441	0.020	0.040	0.006	0.006	0.000
01/13/2026	1039.240	0.670	1.564	0.598	92.049	5.320	0.337	0.017	0.033	0.005	0.005	0.000
01/12/2026	1039.686	0.674	1.503	0.598	92.113	5.315	0.339	0.016	0.030	0.005	0.005	0.000
01/11/2026	1044.870	0.730	1.524	0.602	91.339	5.946	0.395	0.019	0.036	0.006	0.006	0.000
01/10/2026	1038.814	0.641	1.657	0.598	91.983	5.299	0.357	0.018	0.035	0.006	0.006	0.000
01/09/2026	1036.450	0.622	1.693	0.597	92.229	5.054	0.340	0.018	0.034	0.006	0.006	0.000
01/08/2026	1034.392	0.600	1.692	0.595	92.527	4.798	0.326	0.016	0.031	0.005	0.005	0.000
01/07/2026	1040.760	0.631	1.897	0.602	91.226	5.788	0.393	0.018	0.035	0.005	0.005	0.000
01/06/2026	1034.122	0.605	1.911	0.597	92.033	5.068	0.331	0.015	0.028	0.004	0.005	0.000
01/05/2026	1031.888	0.608	1.861	0.595	92.411	4.756	0.312	0.015	0.028	0.005	0.005	0.000
01/04/2026	1030.865	0.539	2.062	0.596	92.241	4.787	0.323	0.014	0.027	0.004	0.004	0.000
01/03/2026	1034.993	0.582	1.922	0.598	91.971	5.120	0.349	0.016	0.030	0.005	0.004	0.000
01/02/2026	1035.261	0.579	1.907	0.598	92.009	5.081	0.362	0.018	0.034	0.005	0.005	0.000
01/01/2026	1028.613	0.456	2.104	0.594	92.616	4.469	0.306	0.014	0.027	0.004	0.004	0.000
12/31/2025	1027.011	0.436	2.133	0.592	92.776	4.319	0.290	0.013	0.025	0.004	0.004	0.000
12/30/2025	1032.147	0.519	2.026	0.596	92.225	4.835	0.341	0.016	0.029	0.004	0.004	0.000
12/29/2025	1037.643	0.643	1.858	0.600	91.677	5.376	0.384	0.018	0.033	0.005	0.005	0.000
12/28/2025	1039.044	0.678	1.843	0.601	91.485	5.520	0.406	0.019	0.037	0.005	0.006	0.000
12/27/2025	1042.267	0.739	1.705	0.603	91.281	5.784	0.414	0.021	0.042	0.007	0.007	0.000
12/26/2025	1041.606	0.732	1.701	0.602	91.377	5.710	0.406	0.021	0.040	0.006	0.007	0.000
12/25/2025	1037.425	0.652	1.890	0.600	91.605	5.419	0.369	0.018	0.035	0.005	0.005	0.000
12/24/2025	1035.911	0.605	1.934	0.599	91.808	5.226	0.364	0.018	0.035	0.005	0.005	0.000
12/23/2025	1035.514	0.617	1.815	0.597	92.128	5.010	0.355	0.020	0.040	0.007	0.007	0.000
12/22/2025	1033.813	0.574	2.058	0.598	91.847	5.098	0.366	0.017	0.032	0.004	0.005	0.000
12/21/2025	1029.473	0.505	2.123	0.595	92.356	4.644	0.324	0.014	0.027	0.004	0.004	0.000
12/20/2025	1035.710	0.625	1.889	0.598	91.871	5.189	0.368	0.017	0.031	0.004	0.004	0.000
12/19/2025	1047.914	0.814	1.682	0.607	90.470	6.491	0.467	0.022	0.041	0.006	0.006	0.000
12/18/2025	1045.878	0.737	1.865	0.607	90.534	6.291	0.491	0.024	0.046	0.007	0.007	0.000
12/17/2025	1032.808	0.536	2.195	0.598	91.778	5.056	0.372	0.018	0.035	0.005	0.005	0.000
12/16/2025	1036.931	0.607	1.972	0.600	91.600	5.373	0.385	0.018	0.035	0.005	0.005	0.000
12/15/2025	1038.383	0.664	1.807	0.600	91.660	5.428	0.373	0.019	0.037	0.006	0.006	0.000
12/14/2025	1033.986	0.587	1.970	0.598	91.990	5.040	0.354	0.017	0.032	0.005	0.005	0.000
12/13/2025	1030.417	0.540	2.091	0.596	92.294	4.661	0.348	0.019	0.036	0.006	0.006	0.000
12/12/2025	1030.975	0.559	2.114	0.597	92.136	4.761	0.364	0.019	0.036	0.005	0.005	0.000
12/11/2025	1033.833	0.604	2.016	0.598	91.945	4.972	0.387	0.021	0.041	0.006	0.007	0.000
12/10/2025	1027.083	0.481	2.208	0.594	92.597	4.290	0.361	0.018	0.034	0.005	0.005	0.000
12/09/2025	1028.220	0.494	2.136	0.594	92.590	4.354	0.361	0.019	0.036	0.005	0.005	0.000
12/08/2025	1022.267	0.400	2.275	0.590	93.161	3.839	0.268	0.015	0.031	0.005	0.006	0.000
12/07/2025	1025.191	0.458	2.186	0.592	92.861	4.152	0.287	0.015	0.031	0.005	0.005	0.000
12/06/2025	1023.238	0.447	2.215	0.591	93.031	3.997	0.262	0.013	0.026	0.004	0.004	0.000
12/05/2025	1030.466	0.590	2.012	0.596	92.349	4.653	0.335	0.017	0.033	0.005	0.006	0.000
12/04/2025	1018.505	0.340	2.379	0.588	93.517	3.474	0.240	0.013	0.026	0.005	0.005	0.000
12/03/2025	1012.454	0.262	2.509	0.584	94.119	2.873	0.194	0.011	0.023	0.004	0.005	0.000
12/02/2025	1014.157	0.378	2.408	0.586	93.846	3.125	0.202	0.011	0.022	0.004	0.004	0.000
12/01/2025	1014.086	0.352	2.398	0.586	93.950	3.051	0.205	0.012	0.024	0.004	0.004	0.000
11/30/2025	1014.888	0.359	2.411	0.586	93.800	3.173	0.216	0.011	0.022	0.003	0.004	0.000
11/29/2025	1044.409	0.699	2.276	0.609	89.741	6.738	0.467	0.018	0.035	0.004	0.004	0.017
11/28/2025	1061.067	0.901	2.384	0.624	86.944	9.073	0.600	0.019	0.037	0.003	0.004	0.035
11/27/2025	1022.880	0.472	2.191	0.591	93.076	3.941	0.273	0.013	0.026	0.004	0.004	0.000
11/26/2025	1036.679	0.674	1.867	0.600	91.791	5.186	0.394	0.023	0.048	0.008	0.009	0.000
11/25/2025	1029.864	0.550	2.050	0.595	92.426	4.573	0.330	0.018	0.038	0.006	0.006	0.000
11/24/2025	1025.152	0.439	2.215	0.592	92.864	4.126	0.294	0.016	0.034	0.005	0.006	0.000