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Gas Quality By Date / Gas Quality By ID

Date Requested: Oct 13 2025 8:52 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 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


10/13/2025	1063.159	0.995	2.249	0.626	86.858	9.222	0.600	0.021	0.042	0.005	0.005	0.001	0.001
10/12/2025	1064.257	0.953	2.390	0.627	86.508	9.443	0.634	0.021	0.040	0.004	0.005	0.001	0.001
10/11/2025	1058.921	0.870	2.442	0.623	87.190	8.873	0.558	0.019	0.038	0.004	0.004	0.001	0.001
10/10/2025	1064.475	0.968	2.453	0.628	86.334	9.508	0.659	0.022	0.044	0.004	0.005	0.001	0.001
10/09/2025	1065.513	1.074	2.036	0.626	86.884	9.313	0.615	0.022	0.043	0.005	0.005	0.001	0.001
10/08/2025	1066.409	1.065	1.989	0.626	86.942	9.276	0.642	0.024	0.047	0.006	0.006	0.001	0.001
10/07/2025	1082.290	1.080	2.608	0.643	83.578	11.811	0.845	0.024	0.046	0.004	0.004	0.000	0.000
10/06/2025	1090.369	1.091	2.897	0.651	81.945	13.025	0.964	0.025	0.047	0.003	0.003	0.000	0.000
10/05/2025	1078.617	1.045	2.641	0.641	83.943	11.550	0.755	0.020	0.038	0.003	0.003	0.000	0.000
10/04/2025	1074.611	1.044	2.511	0.637	84.729	10.942	0.704	0.020	0.039	0.004	0.004	0.000	0.000
10/03/2025	1080.880	1.070	2.621	0.642	83.663	11.803	0.777	0.020	0.038	0.003	0.003	0.000	0.000
10/02/2025	1083.169	1.094	2.734	0.645	83.133	12.117	0.848	0.023	0.043	0.004	0.004	0.000	0.000
10/01/2025	1083.567	1.108	2.612	0.644	83.379	11.943	0.875	0.026	0.048	0.004	0.004	0.001	0.001
09/30/2025	1080.014	1.026	2.639	0.641	83.914	11.506	0.838	0.024	0.046	0.003	0.003	0.000	0.000
09/29/2025	1080.268	1.032	2.830	0.643	83.352	11.924	0.805	0.018	0.034	0.002	0.002	0.000	0.000
09/28/2025	1075.667	1.038	2.734	0.640	84.114	11.303	0.752	0.019	0.035	0.002	0.003	0.000	0.000
09/27/2025	1069.080	0.997	2.512	0.632	85.514	10.239	0.678	0.019	0.033	0.003	0.004	0.001	0.001
09/26/2025	1072.302	1.037	2.527	0.635	85.003	10.665	0.702	0.020	0.037	0.004	0.004	0.001	0.001
09/25/2025	1079.579	1.082	2.508	0.640	84.138	11.382	0.805	0.026	0.049	0.004	0.005	0.001	0.001
09/24/2025	1079.175	1.049	2.522	0.640	84.228	11.311	0.809	0.024	0.047	0.004	0.005	0.001	0.001
09/23/2025	1071.662	1.066	2.237	0.632	85.700	10.236	0.684	0.022	0.044	0.005	0.005	0.001	0.001
09/22/2025	1070.947	1.069	2.102	0.630	86.079	10.007	0.667	0.022	0.042	0.004	0.005	0.001	0.001
09/21/2025	1071.058	1.044	2.178	0.631	85.941	10.103	0.655	0.022	0.043	0.005	0.005	0.001	0.001
09/20/2025	1071.376	1.019	2.194	0.631	85.968	10.039	0.703	0.023	0.043	0.005	0.005	0.001	0.001
09/19/2025	1073.738	1.185	2.080	0.634	85.534	10.434	0.685	0.024	0.046	0.005	0.006	0.001	0.001
09/18/2025	1072.461	1.169	2.136	0.633	85.575	10.386	0.652	0.023	0.045	0.005	0.006	0.001	0.001
09/17/2025	1076.682	1.120	2.351	0.637	84.805	10.854	0.763	0.029	0.059	0.007	0.008	0.002	0.002
09/16/2025	1073.836	1.065	2.366	0.635	85.282	10.410	0.764	0.030	0.061	0.008	0.009	0.002	0.002
09/15/2025	1066.672	1.011	2.136	0.627	86.871	9.138	0.715	0.032	0.067	0.011	0.012	0.003	0.003
09/14/2025	1069.492	1.035	2.109	0.629	86.654	9.245	0.803	0.038	0.081	0.013	0.015	0.004	0.004
09/13/2025	1067.287	1.037	1.995	0.626	87.183	8.858	0.763	0.040	0.085	0.014	0.016	0.004	0.004
09/12/2025	1065.598	0.978	2.222	0.627	86.871	9.093	0.709	0.032	0.067	0.010	0.012	0.003	0.003
09/11/2025	1066.731	0.921	2.180	0.626	86.926	9.140	0.723	0.029	0.059	0.008	0.009	0.002	0.002
09/10/2025	1060.741	0.918	2.066	0.621	87.839	8.443	0.656	0.023	0.043	0.005	0.006	0.001	0.001
09/09/2025	1062.826	0.991	1.905	0.622	87.780	8.580	0.664	0.024	0.044	0.005	0.005	0.001	0.001
09/08/2025	1062.937	0.928	2.073	0.623	87.446	8.863	0.628	0.020	0.036	0.003	0.003	0.000	0.000
09/07/2025	1066.504	1.024	1.905	0.625	87.134	9.258	0.621	0.019	0.033	0.003	0.003	0.000	0.000
09/06/2025	1067.339	0.996	1.940	0.625	87.039	9.317	0.645	0.020	0.035	0.003	0.003	0.000	0.000
09/05/2025	1068.149	0.973	2.040	0.626	86.766	9.501	0.661	0.019	0.034	0.003	0.003	0.000	0.000
09/04/2025	1062.606	0.896	2.172	0.623	87.345	8.886	0.637	0.020	0.037	0.003	0.003	0.000	0.000
09/03/2025	1060.318	0.873	2.136	0.621	87.751	8.566	0.614	0.019	0.035	0.003	0.003	0.000	0.000
09/02/2025	1064.127	0.941	1.966	0.622	87.528	8.856	0.645	0.020	0.036	0.003	0.003	0.000	0.000
09/01/2025	1064.264	0.931	2.013	0.623	87.401	8.968	0.628	0.019	0.034	0.003	0.003	0.000	0.000
08/31/2025	1058.244	0.864	1.948	0.617	88.404	8.174	0.561	0.016	0.029	0.002	0.002	0.000	0.000
08/30/2025	1067.484	1.003	1.886	0.625	87.125	9.279	0.649	0.019	0.034	0.003	0.003	0.000	0.000
08/29/2025	1074.290	1.191	1.616	0.629	86.462	9.997	0.672	0.020	0.036	0.003	0.003	0.000	0.000
08/28/2025	1075.042	1.247	1.468	0.629	86.601	9.943	0.668	0.022	0.040	0.004	0.005	0.001	0.001
08/27/2025	1069.988	1.130	1.532	0.625	87.336	9.303	0.630	0.021	0.038	0.004	0.004	0.001	0.001
08/26/2025	1068.568	1.012	1.775	0.624	87.291	9.185	0.654	0.024	0.046	0.006	0.006	0.001	0.001
08/25/2025	1062.050	0.901	1.852	0.619	88.152	8.411	0.611	0.021	0.040	0.005	0.005	0.001	0.001
08/24/2025	1061.852	1.048	1.540	0.618	88.441	8.383	0.532	0.018	0.031	0.003	0.003	0.000	0.000
08/23/2025	1047.934	0.754	1.756	0.607	90.300	6.729	0.412	0.015	0.026	0.003	0.003	0.001	0.001
08/22/2025	1044.247	0.692	1.922	0.605	90.500	6.455	0.389	0.013	0.023	0.003	0.003	0.000	0.000
08/21/2025	1042.966	0.816	1.487	0.602	91.357	5.946	0.350	0.014	0.023	0.003	0.003	0.000	0.000
08/20/2025	1051.509	1.074	1.064	0.607	90.688	6.734	0.387	0.017	0.028	0.004	0.004	0.000	0.000
08/19/2025	1055.300	1.121	1.053	0.610	90.218	7.101	0.431	0.017	0.031	0.004	0.024	0.001	0.001
08/18/2025	1047.415	0.957	1.320	0.605	91.003	6.219	0.417	0.022	0.043	0.007	0.010	0.002	0.002
08/17/2025	1059.189	1.266	0.996	0.614	89.437	7.817	0.436	0.016	0.026	0.003	0.003	0.000	0.000
08/16/2025	1051.080	1.096	1.259	0.609	90.240	6.963	0.391	0.015	0.027	0.004	0.004	0.001	0.001
08/15/2025	1037.995	0.778	1.575	0.599	91.925	5.318	0.343	0.016	0.030	0.005	0.006	0.002	0.002
08/14/2025	1031.084	0.629	1.755	0.594	92.628	4.680	0.270	0.011	0.020	0.003	0.003	0.000	0.000
08/13/2025	1040.075	0.787	1.497	0.600	91.826	5.473	0.358	0.017	0.031	0.005	0.005	0.001	0.001
08/12/2025	1045.190	0.916	1.368	0.604	91.162	6.118	0.386	0.015	0.027	0.004	0.004	0.000	0.000
08/11/2025	1052.578	0.976	1.165	0.607	90.670	6.642	0.472	0.021	0.039	0.006	0.006	0.001	0.001
08/10/2025	1047.719	0.978	1.252	0.605	91.057	6.212	0.426	0.021	0.039	0.006	0.006	0.001	0.001
08/09/2025	1046.395	1.016	1.273	0.605	91.171	6.000	0.440	0.025	0.051	0.009	0.010	0.003	0.003
08/08/2025	1037.704	0.850	1.489	0.599	91.926	5.380	0.311	0.013	0.023	0.004	0.004	0.001	0.001
08/07/2025	1034.937	0.778	1.566	0.597	92.254	5.067	0.293	0.013	0.023	0.003	0.003	0.001	0.001
08/06/2025	1052.596	1.166	0.932	0.608	90.625	6.848	0.379	0.016	0.027	0.004	0.003	0.000	0.000
08/05/2025	1064.566	1.411	0.626	0.616	89.279	8.183	0.450	0.017	0.028	0.003	0.003	0.000	0.000
08/04/2025	1058.423	1.297	0.928	0.614	89.621	7.677	0.427	0.016	0.026	0.003	0.003	0.001	0.001
08/03/2025	1057.354	1.306	0.748	0.611	90.185	7.259	0.446	0.018	0.030	0.003	0.003	0.000	0.000
08/02/2025	1056.717	1.200	0.813	0.610	90.400	7.081	0.430	0.021	0.039	0.006	0.007	0.002	0.002
08/01/2025	1059.611	1.042	1.306	0.614	89.335	7.709	0.537	0.021	0.039	0.005	0.005	0.001	0.001
07/31/2025	1068.751	1.047	1.696	0.624	87.325	9.214	0.651	0.021	0.039	0.003	0.004	0.000	0.000
07/30/2025	1053.194	1.209	0.639	0.606	91.140	6.568	0.394	0.017	0.027	0.003	0.003	0.000	0.000
07/29/2025	1055.944	1.210	0.645	0.608	90.777	6.915	0.404	0.016	0.027	0.003	0.003	0.000	0.000
07/28/2025	1058.456	1.313	0.720	0.612	90.091	7.384	0.429	0.019	0.033	0.005	0.005	0.001	0.001
07/27/2025	1055.266	1.208	0.952	0.610	90.238	7.092	0.441	0.020	0.037	0.005	0.005	0.001	0.001
07/26/2025	1063.272	1.242	1.105	0.618	88.869	8.154	0.566	0.021	0.035	0.004	0.003	0.000	0.000
07/25/2025	1062.232	1.173	1.230	0.617	88.852	8.143	0.536	0.021	0.037	0.004	0.004	0.001	0.001
07/24/2025	1054.473	1.123	1.097	0.610	90.165	7.118	0.444	0.017	0.030	0.003	0.003	0.000	0.000
07/23/2025	1053.592	1.175	0.853	0.608	90.694	6.816	0.407	0.018	0.030	0.004	0.003	0.000	0.000
07/22/2025	1052.401	1.164	0.953	0.608	90.617	6.826	0.385	0.017	0.029	0.004	0.003	0.000	0.000
07/21/2025	1049.535	1.068	1.070	0.606	90.949	6.481	0.370	0.019	0.032	0.005	0.004	0.001	0.001
07/20/2025	1054.720	1.158	1.000	0.610	90.307	7.037	0.427	0.021	0.038	0.005	0.005	0.001	0.001
07/19/2025	1056.553	1.216	1.000	0.612	89.913	7.373	0.438	0.019	0.032	0.004	0.004	0.001	0.001
07/18/2025	1066.899	1.380	0.706	0.618	88.915	8.451	0.492	0.019	0.030	0.003	0.003	0.000	0.000
07/17/2025	1074.680	1.380	1.073	0.627	87.193	9.664	0.626	0.022	0.035	0.003	0.003	0.000	0.000
07/16/2025	1070.905	1.484	0.609	0.621	88.363	9.005	0.488	0.018	0.028	0.003	0.003	0.000	0.000
07/15/2025	1074.286	1.667	0.606	0.626	87.521	9.656	0.497	0.019	0.030	0.003	0.003	0.000	0.000
07/14/2025	1064.890	1.397	0.887	0.619	88.677	8.522	0.466	0.017	0.028	0.003	0.002	0.000	0.000
07/13/2025	1065.200	1.535	0.838	0.621	88.473	8.604	0.493	0.018	0.031	0.003	0.003	0.000	0.000
07/12/2025	1051.039	1.106	1.089	0.608	90.595	6.779	0.386	0.015	0.024	0.003	0.003	0.000	0.000