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Gas Quality / Gas Quality By Date

Date Requested: Sep 02 2025 2:57 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


09/02/2025	1034.654	0.642	1.638	0.595	92.414	4.987	0.281	0.011	0.020	0.003	0.003
09/01/2025	1034.496	0.639	1.641	0.595	92.433	4.970	0.280	0.011	0.020	0.003	0.003
08/31/2025	1034.355	0.636	1.644	0.595	92.450	4.955	0.278	0.011	0.020	0.003	0.003
08/30/2025	1034.238	0.633	1.647	0.595	92.463	4.942	0.277	0.011	0.020	0.003	0.003
08/29/2025	1034.159	0.631	1.648	0.595	92.473	4.934	0.277	0.011	0.020	0.003	0.003
08/28/2025	1034.037	0.629	1.650	0.595	92.487	4.921	0.275	0.011	0.020	0.003	0.003
08/27/2025	1033.975	0.628	1.651	0.595	92.496	4.914	0.274	0.011	0.020	0.003	0.003
08/26/2025	1033.904	0.627	1.652	0.595	92.505	4.907	0.274	0.011	0.019	0.003	0.003
08/25/2025	1033.841	0.626	1.652	0.595	92.512	4.900	0.273	0.011	0.019	0.003	0.003
08/24/2025	1033.796	0.625	1.652	0.595	92.519	4.895	0.273	0.011	0.019	0.003	0.003
08/23/2025	1033.783	0.625	1.652	0.595	92.522	4.892	0.273	0.011	0.019	0.003	0.003
08/22/2025	1033.831	0.626	1.650	0.595	92.519	4.896	0.273	0.011	0.019	0.003	0.003
08/21/2025	1033.851	0.626	1.649	0.595	92.517	4.897	0.273	0.011	0.019	0.003	0.003
08/20/2025	1037.911	0.723	1.497	0.597	92.168	5.256	0.315	0.013	0.022	0.003	0.003
08/19/2025	1051.637	1.062	1.112	0.607	90.588	6.799	0.386	0.016	0.028	0.004	0.004
08/18/2025	1042.176	0.876	1.493	0.602	91.314	5.928	0.344	0.014	0.025	0.003	0.004
08/17/2025	1042.198	0.876	1.493	0.602	91.311	5.930	0.344	0.014	0.025	0.003	0.003
08/16/2025	1042.216	0.877	1.492	0.602	91.309	5.933	0.344	0.014	0.025	0.003	0.003
08/15/2025	1042.240	0.878	1.491	0.602	91.306	5.936	0.344	0.014	0.025	0.003	0.003
08/14/2025	1048.940	1.037	1.271	0.607	90.689	6.530	0.408	0.018	0.035	0.005	0.006
08/13/2025	1044.430	0.905	1.439	0.604	91.128	6.103	0.369	0.016	0.030	0.005	0.005
08/12/2025	1054.618	1.047	1.167	0.610	90.385	6.776	0.517	0.029	0.059	0.010	0.011
08/11/2025	1044.397	0.883	1.396	0.603	91.290	5.989	0.389	0.016	0.029	0.004	0.004
08/10/2025	1048.965	0.958	0.947	0.602	91.656	5.969	0.381	0.024	0.048	0.008	0.009
08/09/2025	1048.870	0.955	0.948	0.602	91.678	5.950	0.380	0.024	0.048	0.008	0.009
08/08/2025	1048.823	0.954	0.949	0.602	91.681	5.947	0.380	0.024	0.048	0.008	0.009
08/07/2025	1048.813	0.953	0.949	0.602	91.685	5.944	0.380	0.024	0.048	0.008	0.009
08/06/2025	1048.765	0.952	0.950	0.602	91.692	5.938	0.379	0.024	0.048	0.008	0.009
08/05/2025	1048.756	0.951	0.949	0.602	91.698	5.934	0.379	0.024	0.048	0.008	0.009
08/04/2025	1048.743	0.950	0.949	0.602	91.702	5.931	0.379	0.024	0.048	0.008	0.009
08/03/2025	1048.740	0.949	0.947	0.602	91.707	5.928	0.379	0.024	0.048	0.008	0.009
08/02/2025	1048.776	0.950	0.946	0.602	91.704	5.931	0.379	0.024	0.048	0.008	0.009
08/01/2025	1048.827	0.951	0.944	0.602	91.699	5.936	0.380	0.024	0.049	0.008	0.009
07/31/2025	1057.623	1.125	0.724	0.608	90.796	6.766	0.484	0.028	0.057	0.009	0.010
07/30/2025	1054.627	1.120	0.802	0.607	90.885	6.677	0.445	0.021	0.038	0.005	0.006
07/29/2025	1057.172	1.283	0.589	0.609	90.603	7.052	0.419	0.017	0.029	0.004	0.003
07/28/2025	1054.751	1.256	0.876	0.610	90.230	7.233	0.363	0.014	0.023	0.003	0.002
07/27/2025	1044.246	0.969	1.359	0.604	91.176	6.068	0.378	0.015	0.028	0.003	0.003
07/26/2025	1044.325	0.971	1.357	0.604	91.169	6.074	0.379	0.015	0.028	0.003	0.003
07/25/2025	1062.673	1.346	0.813	0.616	89.402	7.825	0.532	0.024	0.045	0.006	0.006
07/24/2025	1067.426	1.416	0.625	0.618	88.910	8.537	0.459	0.018	0.029	0.003	0.003
07/23/2025	1067.478	1.417	0.624	0.618	88.902	8.545	0.459	0.018	0.029	0.003	0.003
07/22/2025	1067.527	1.418	0.624	0.618	88.894	8.551	0.460	0.018	0.029	0.003	0.003
07/21/2025	1067.573	1.419	0.624	0.618	88.886	8.558	0.460	0.018	0.029	0.003	0.003
07/20/2025	1067.596	1.420	0.625	0.618	88.880	8.562	0.460	0.018	0.029	0.003	0.003
07/19/2025	1067.644	1.421	0.625	0.618	88.871	8.569	0.461	0.018	0.029	0.003	0.003
07/18/2025	1067.672	1.422	0.625	0.618	88.867	8.573	0.461	0.018	0.029	0.003	0.003
07/17/2025	1072.827	1.408	0.750	0.623	88.088	9.108	0.577	0.023	0.037	0.004	0.004
07/16/2025	1072.854	1.569	0.466	0.622	88.255	9.162	0.493	0.019	0.030	0.003	0.003
07/15/2025	1070.205	1.512	0.463	0.620	88.684	8.842	0.450	0.017	0.027	0.003	0.002
07/14/2025	1054.931	1.186	1.246	0.613	89.602	7.477	0.439	0.017	0.028	0.003	0.002
07/13/2025	1055.694	1.143	1.248	0.613	89.692	7.346	0.507	0.021	0.036	0.004	0.003
07/12/2025	1043.827	0.927	1.223	0.601	91.606	5.846	0.354	0.015	0.025	0.003	0.002
07/11/2025	1043.651	0.923	1.229	0.601	91.622	5.828	0.353	0.015	0.025	0.003	0.002
07/10/2025	1042.523	0.902	1.229	0.600	91.793	5.704	0.330	0.014	0.023	0.003	0.002
07/09/2025	1062.452	1.295	0.690	0.614	89.733	7.731	0.492	0.020	0.033	0.004	0.003
07/08/2025	1069.377	1.401	0.658	0.619	88.706	8.647	0.524	0.021	0.035	0.004	0.004
07/07/2025	1053.112	0.984	1.063	0.607	90.714	6.796	0.382	0.018	0.033	0.005	0.005
07/06/2025	1053.131	0.984	1.062	0.607	90.712	6.798	0.382	0.018	0.033	0.005	0.005
07/05/2025	1053.133	0.984	1.062	0.607	90.713	6.797	0.382	0.018	0.033	0.005	0.005
07/04/2025	1053.151	0.984	1.062	0.607	90.712	6.799	0.382	0.018	0.033	0.005	0.005
07/03/2025	1053.161	0.984	1.061	0.607	90.711	6.801	0.382	0.018	0.033	0.005	0.005
07/02/2025	1048.290	0.881	1.183	0.603	91.268	6.255	0.354	0.018	0.031	0.005	0.005
07/01/2025	1064.964	1.333	0.703	0.616	89.214	8.285	0.410	0.017	0.030	0.004	0.004
06/30/2025	1065.034	1.334	0.700	0.616	89.207	8.292	0.410	0.017	0.030	0.004	0.004
06/29/2025	1065.137	1.336	0.699	0.616	89.194	8.303	0.411	0.017	0.030	0.004	0.005
06/28/2025	1065.142	1.337	0.699	0.616	89.191	8.306	0.411	0.017	0.030	0.004	0.004
06/27/2025	1063.418	1.271	0.708	0.614	89.558	7.992	0.412	0.018	0.032	0.005	0.005
06/26/2025	1026.359	0.527	1.915	0.591	93.055	4.241	0.230	0.009	0.017	0.003	0.002
06/25/2025	1043.920	0.918	1.401	0.603	91.232	6.046	0.349	0.016	0.029	0.005	0.005
06/24/2025	1052.904	0.899	1.486	0.610	90.541	6.221	0.674	0.045	0.098	0.017	0.018
06/23/2025	1052.932	0.900	1.487	0.610	90.537	6.221	0.674	0.045	0.098	0.017	0.019
06/22/2025	1056.010	1.028	1.369	0.612	90.046	6.776	0.607	0.043	0.094	0.018	0.020
06/21/2025	1045.836	0.937	1.515	0.606	90.809	6.252	0.401	0.022	0.046	0.008	0.009
06/20/2025	1080.168	1.866	0.443	0.631	86.760	10.331	0.526	0.022	0.041	0.006	0.006
06/19/2025	1080.209	1.866	0.442	0.631	86.757	10.334	0.527	0.022	0.041	0.006	0.006
06/18/2025	1080.385	1.869	0.438	0.632	86.736	10.354	0.528	0.022	0.041	0.006	0.006
06/17/2025	1078.798	1.840	0.477	0.631	86.923	10.137	0.557	0.021	0.036	0.004	0.004
06/16/2025	1041.020	0.873	1.572	0.603	91.297	5.868	0.338	0.015	0.028	0.004	0.004
06/15/2025	1041.026	0.872	1.573	0.603	91.296	5.868	0.338	0.015	0.029	0.004	0.004
06/14/2025	1047.328	1.151	1.329	0.608	90.425	6.684	0.355	0.016	0.030	0.005	0.005
06/13/2025	1047.962	1.127	1.287	0.608	90.500	6.676	0.350	0.017	0.033	0.005	0.005
06/12/2025	1041.151	0.867	1.291	0.600	91.879	5.629	0.289	0.013	0.025	0.004	0.004
06/11/2025	1041.150	0.867	1.290	0.599	91.882	5.628	0.288	0.013	0.025	0.004	0.004
06/10/2025	1041.123	0.866	1.292	0.599	91.881	5.627	0.289	0.013	0.025	0.004	0.004
06/09/2025	1041.060	0.865	1.293	0.599	91.889	5.619	0.288	0.013	0.025	0.004	0.004
06/08/2025	1041.072	0.865	1.293	0.599	91.889	5.619	0.288	0.013	0.025	0.004	0.004
06/07/2025	1041.068	0.865	1.293	0.599	91.890	5.619	0.288	0.013	0.025	0.004	0.004
06/06/2025	1041.076	0.865	1.293	0.599	91.887	5.621	0.288	0.013	0.025	0.004	0.004
06/05/2025	1041.089	0.865	1.292	0.599	91.889	5.621	0.288	0.013	0.024	0.004	0.004
06/04/2025	1041.097	0.865	1.293	0.599	91.883	5.624	0.289	0.013	0.025	0.004	0.004
06/03/2025	1038.639	0.834	1.484	0.599	91.817	5.538	0.288	0.012	0.021	0.003	0.003
06/02/2025	1031.583	0.662	1.836	0.596	92.379	4.756	0.314	0.015	0.029	0.004	0.004
06/01/2025	1026.432	0.614	1.768	0.591	93.148	4.239	0.205	0.008	0.014	0.002	0.002