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Gas Quality / Gas Quality By Date

Date Requested: Feb 28 2026 7:57 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


02/28/2026	1023.190	2.416	0.586	93.319	4.179	0.080	0.001	0.003	0.000	0.000	0.000	0.000
02/27/2026	1023.190	2.416	0.586	93.319	4.179	0.080	0.001	0.003	0.000	0.000	0.000	0.000
02/26/2026	1020.133	2.403	0.584	93.736	3.789	0.067	0.001	0.003	0.000	0.000	0.000	0.000
02/25/2026	1017.260	2.439	0.582	94.012	3.489	0.056	0.001	0.003	0.000	0.000	0.000	0.000
02/24/2026	1016.964	2.448	0.582	94.031	3.460	0.056	0.001	0.003	0.000	0.000	0.000	0.000
02/23/2026	1018.025	2.481	0.583	93.826	3.624	0.064	0.001	0.003	0.000	0.000	0.000	0.000
02/22/2026	1018.334	2.399	0.583	93.972	3.563	0.061	0.001	0.003	0.000	0.000	0.000	0.000
02/21/2026	1016.783	2.401	0.582	94.161	3.381	0.054	0.001	0.002	0.000	0.000	0.000	0.000
02/20/2026	1019.495	2.425	0.584	93.764	3.742	0.065	0.001	0.002	0.000	0.000	0.000	0.000
02/19/2026	1018.414	2.394	0.583	93.965	3.584	0.055	0.001	0.002	0.000	0.000	0.000	0.000
02/18/2026	1015.071	2.462	0.581	94.245	3.236	0.052	0.001	0.004	0.001	0.000	0.000	0.000
02/17/2026	1009.261	2.483	0.578	94.936	2.539	0.035	0.002	0.004	0.000	0.000	0.000	0.000
02/16/2026	1001.373	2.525	0.573	95.855	1.591	0.022	0.002	0.004	0.000	0.000	0.000	0.000
02/15/2026	1011.095	2.514	0.579	94.728	2.625	0.117	0.004	0.009	0.001	0.001	0.000	0.000
02/14/2026	1002.911	2.607	0.575	95.459	1.907	0.022	0.001	0.003	0.000	0.000	0.000	0.000
02/13/2026	1004.038	2.576	0.576	95.382	2.019	0.020	0.001	0.003	0.000	0.000	0.000	0.000
02/12/2026	998.125	2.589	0.572	96.126	1.258	0.020	0.001	0.004	0.000	0.000	0.000	0.000
02/11/2026	994.875	2.616	0.570	96.478	0.886	0.016	0.001	0.003	0.000	0.000	0.000	0.000
02/10/2026	1001.827	2.521	0.574	95.804	1.645	0.024	0.001	0.004	0.000	0.000	0.000	0.000
02/09/2026	1000.392	2.577	0.573	95.870	1.519	0.026	0.002	0.005	0.001	0.000	0.000	0.000
02/08/2026	1002.766	2.526	0.574	95.676	1.764	0.027	0.002	0.004	0.000	0.000	0.000	0.000
02/07/2026	1002.786	2.575	0.575	95.562	1.829	0.027	0.002	0.005	0.000	0.000	0.000	0.000
02/06/2026	1001.384	2.467	0.573	95.987	1.517	0.022	0.001	0.004	0.000	0.000	0.000	0.000
02/05/2026	998.736	2.515	0.572	96.218	1.241	0.020	0.001	0.004	0.000	0.000	0.000	0.000
02/04/2026	998.721	2.532	0.572	96.180	1.260	0.021	0.001	0.004	0.000	0.000	0.000	0.000
02/03/2026	1003.848	2.529	0.575	95.541	1.890	0.028	0.002	0.006	0.001	0.001	0.000	0.000
02/02/2026	1005.248	2.404	0.574	95.624	1.946	0.020	0.001	0.003	0.000	0.000	0.000	0.000
02/01/2026	1000.541	2.429	0.572	96.178	1.371	0.018	0.001	0.003	0.000	0.000	0.000	0.000
01/31/2026	1001.550	2.536	0.574	95.805	1.630	0.023	0.001	0.004	0.000	0.000	0.000	0.000
01/30/2026	1003.166	2.632	0.576	95.378	1.956	0.026	0.002	0.005	0.000	0.000	0.000	0.000
01/29/2026	1025.695	2.470	0.588	93.248	3.866	0.365	0.015	0.027	0.004	0.004	0.001	0.001
01/28/2026	1031.432	2.516	0.592	92.196	5.026	0.249	0.005	0.007	0.000	0.000	0.000	0.000
01/27/2026	1051.861	2.413	0.604	89.898	7.303	0.371	0.006	0.008	0.000	0.000	0.000	0.000
01/26/2026	1054.883	2.559	0.608	89.342	7.545	0.527	0.011	0.014	0.001	0.001	0.000	0.000
01/25/2026	1050.593	2.276	0.602	90.274	7.169	0.269	0.004	0.006	0.000	0.000	0.000	0.000
01/24/2026	1034.744	2.388	0.593	91.961	5.488	0.152	0.003	0.006	0.000	0.000	0.000	0.000
01/23/2026	1003.912	2.525	0.575	95.538	1.897	0.031	0.002	0.005	0.001	0.000	0.000	0.000
01/22/2026	1001.025	2.542	0.573	95.859	1.571	0.022	0.001	0.004	0.000	0.000	0.000	0.000
01/21/2026	1002.296	2.595	0.575	95.563	1.818	0.019	0.001	0.003	0.000	0.000	0.000	0.000
01/20/2026	1001.085	2.637	0.574	95.628	1.708	0.020	0.001	0.004	0.000	0.000	0.000	0.000
01/19/2026	1001.524	2.665	0.575	95.513	1.790	0.026	0.002	0.004	0.000	0.000	0.000	0.000
01/18/2026	999.146	2.637	0.573	95.881	1.454	0.022	0.001	0.004	0.000	0.000	0.000	0.000
01/17/2026	1000.499	2.605	0.574	95.786	1.576	0.025	0.002	0.004	0.001	0.000	0.000	0.000
01/16/2026	1002.075	2.601	0.575	95.588	1.780	0.025	0.001	0.004	0.000	0.000	0.000	0.000
01/15/2026	1005.534	2.613	0.577	95.114	2.236	0.030	0.002	0.004	0.000	0.000	0.000	0.000
01/14/2026	1003.979	2.682	0.577	95.159	2.123	0.029	0.002	0.004	0.000	0.000	0.000	0.000
01/13/2026	1005.560	2.648	0.577	95.035	2.279	0.031	0.002	0.005	0.000	0.000	0.000	0.000
01/12/2026	1005.117	2.599	0.576	95.210	2.146	0.037	0.002	0.004	0.000	0.000	0.000	0.000
01/11/2026	1012.933	2.575	0.581	94.422	2.791	0.195	0.006	0.010	0.001	0.000	0.000	0.000
01/10/2026	1027.759	2.557	0.590	92.750	4.280	0.379	0.013	0.019	0.001	0.001	0.000	0.000
01/09/2026	1082.386	2.390	0.623	86.872	9.538	1.092	0.041	0.061	0.004	0.002	0.000	0.000
01/08/2026	1091.132	2.603	0.631	85.861	9.839	1.469	0.076	0.132	0.011	0.008	0.001	0.001
01/07/2026	1060.378	2.595	0.612	89.618	6.322	1.275	0.067	0.107	0.008	0.006	0.001	0.001
01/06/2026	1017.090	2.548	0.584	93.777	3.622	0.047	0.001	0.004	0.000	0.000	0.000	0.000
01/05/2026	1017.552	2.626	0.585	93.538	3.780	0.050	0.002	0.004	0.000	0.000	0.000	0.000
01/04/2026	1017.405	2.670	0.585	93.462	3.809	0.052	0.002	0.004	0.001	0.001	0.000	0.000
01/03/2026	1017.398	2.618	0.584	93.576	3.751	0.049	0.001	0.004	0.000	0.000	0.000	0.000
01/02/2026	1017.333	2.593	0.584	93.640	3.714	0.047	0.001	0.004	0.000	0.000	0.000	0.000
01/01/2026	1017.310	2.600	0.584	93.627	3.720	0.047	0.001	0.004	0.000	0.000	0.000	0.000
12/31/2025	1012.572	2.660	0.582	94.097	3.200	0.037	0.001	0.004	0.001	0.001	0.000	0.000
12/30/2025	1011.692	2.638	0.581	94.258	3.062	0.036	0.001	0.003	0.000	0.000	0.000	0.000
12/29/2025	1020.564	2.515	0.585	93.421	3.992	0.063	0.002	0.005	0.001	0.001	0.000	0.000
12/28/2025	1025.291	2.543	0.589	92.747	4.630	0.074	0.002	0.004	0.000	0.000	0.000	0.000
12/27/2025	1030.255	2.461	0.591	92.331	5.093	0.103	0.003	0.007	0.001	0.001	0.000	0.000
12/26/2025	1025.391	2.537	0.589	92.750	4.631	0.074	0.002	0.004	0.000	0.000	0.000	0.000
12/25/2025	1026.509	2.558	0.590	92.744	4.487	0.157	0.012	0.029	0.005	0.005	0.001	0.001
12/24/2025	1018.987	2.525	0.584	93.591	3.825	0.053	0.002	0.004	0.000	0.000	0.000	0.000
12/23/2025	1018.268	2.500	0.584	93.734	3.713	0.048	0.001	0.003	0.000	0.000	0.000	0.000
12/22/2025	1019.311	2.573	0.585	93.441	3.922	0.056	0.002	0.004	0.001	0.001	0.000	0.000
12/21/2025	1023.373	2.548	0.588	92.978	4.401	0.067	0.002	0.004	0.000	0.000	0.000	0.000
12/20/2025	1019.241	2.605	0.586	93.374	3.956	0.057	0.002	0.004	0.000	0.000	0.000	0.000
12/19/2025	1019.153	2.610	0.585	93.374	3.953	0.056	0.002	0.004	0.000	0.000	0.000	0.000
12/18/2025	1023.567	2.550	0.588	92.967	4.399	0.075	0.003	0.006	0.001	0.001	0.000	0.000
12/17/2025	1022.076	2.529	0.586	93.188	4.214	0.063	0.002	0.004	0.000	0.000	0.000	0.000
12/16/2025	1020.908	2.545	0.586	93.315	4.064	0.065	0.003	0.006	0.001	0.001	0.000	0.000
12/15/2025	1022.335	2.552	0.587	93.120	4.245	0.073	0.003	0.006	0.001	0.001	0.000	0.000
12/14/2025	1023.947	2.546	0.588	92.911	4.468	0.068	0.002	0.004	0.000	0.000	0.000	0.000
12/13/2025	1019.759	2.607	0.586	93.308	4.017	0.061	0.002	0.004	0.000	0.000	0.000	0.000
12/12/2025	1024.495	2.530	0.588	92.887	4.499	0.076	0.002	0.005	0.001	0.001	0.000	0.000
12/11/2025	1020.129	2.548	0.585	93.399	3.984	0.062	0.002	0.004	0.000	0.000	0.000	0.000
12/10/2025	1027.649	2.524	0.590	92.505	4.872	0.091	0.002	0.005	0.000	0.000	0.000	0.000
12/09/2025	1023.968	2.463	0.587	93.111	4.344	0.074	0.002	0.005	0.001	0.000	0.000	0.000
12/08/2025	1022.803	2.446	0.586	93.294	4.186	0.067	0.002	0.005	0.000	0.000	0.000	0.000
12/07/2025	1024.096	2.455	0.587	93.114	4.351	0.071	0.002	0.005	0.001	0.001	0.000	0.000
12/06/2025	1024.431	2.428	0.587	93.126	4.367	0.072	0.002	0.004	0.000	0.000	0.000	0.000
12/05/2025	1019.373	2.476	0.584	93.659	3.801	0.056	0.002	0.004	0.000	0.000	0.000	0.000
12/04/2025	1017.803	2.574	0.584	93.637	3.724	0.056	0.002	0.005	0.000	0.000	0.000	0.000
12/03/2025	1016.788	2.543	0.583	93.880	3.486	0.071	0.004	0.011	0.002	0.002	0.000	0.000
12/02/2025	1037.801	2.555	0.597	91.374	5.711	0.344	0.006	0.008	0.001	0.001	0.000	0.000
12/01/2025	1027.436	2.514	0.590	92.790	4.415	0.232	0.012	0.027	0.005	0.004	0.001	0.001
11/30/2025	1022.623	2.645	0.588	93.091	3.980	0.253	0.008	0.017	0.002	0.002	0.001	0.001
11/29/2025	1003.945	2.560	0.575	95.443	1.963	0.027	0.002	0.004	0.000	0.000	0.000	0.000
11/28/2025	1032.836	2.521	0.593	92.402	4.497	0.484	0.031	0.055	0.004	0.003	0.001	0.001
11/27/2025	1008.814	2.565	0.578	94.831	2.544	0.045	0.003	0.008	0.001	0.001	0.000	0.000