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Gas Quality / Gas Quality By Date

Date Requested: Jul 24 2026 9:46 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


07/24/2026	1075.248	1.433	1.080	0.628	87.376	9.157	0.793	0.041	0.087	0.012	0.013	0.000
07/23/2026	1075.989	1.495	0.635	0.625	88.121	8.864	0.714	0.043	0.089	0.014	0.015	0.000
07/22/2026	1074.761	1.441	0.820	0.625	87.902	8.992	0.699	0.039	0.075	0.012	0.013	0.000
07/21/2026	1076.923	1.469	1.040	0.629	87.201	9.282	0.837	0.042	0.091	0.012	0.013	0.006
07/20/2026	1077.511	1.641	0.635	0.628	87.755	8.935	0.838	0.049	0.106	0.015	0.016	0.000
07/19/2026	1077.175	1.631	0.515	0.627	88.003	8.914	0.749	0.046	0.098	0.016	0.017	0.000
07/18/2026	1079.966	1.487	1.012	0.631	86.877	9.614	0.829	0.043	0.097	0.014	0.016	0.000
07/17/2026	1070.879	1.164	1.631	0.627	87.112	9.241	0.743	0.029	0.061	0.007	0.008	0.000
07/16/2026	1075.809	1.211	1.587	0.630	86.585	9.670	0.819	0.034	0.072	0.008	0.009	0.000
07/15/2026	1059.223	1.190	1.045	0.614	89.899	7.098	0.610	0.036	0.080	0.012	0.014	0.005
07/14/2026	1055.328	1.035	1.366	0.612	89.915	6.993	0.554	0.031	0.069	0.011	0.012	0.006
07/13/2026	1057.181	1.169	1.344	0.615	89.372	7.447	0.543	0.028	0.062	0.010	0.011	0.006
07/12/2026	1056.572	1.037	1.489	0.614	89.446	7.289	0.603	0.029	0.062	0.009	0.010	0.020
07/11/2026	1067.084	1.019	1.980	0.626	87.053	9.062	0.762	0.026	0.053	0.005	0.006	0.032
07/10/2026	1068.336	1.040	2.079	0.628	86.453	9.605	0.691	0.022	0.043	0.004	0.004	0.057
07/09/2026	1071.509	1.165	1.821	0.629	86.442	9.696	0.729	0.026	0.053	0.006	0.007	0.053
07/08/2026	1072.651	1.178	1.793	0.630	86.253	9.936	0.687	0.025	0.050	0.006	0.006	0.063
07/07/2026	1067.207	1.168	1.632	0.625	87.342	9.045	0.649	0.027	0.053	0.007	0.008	0.066
07/06/2026	1067.582	1.231	1.264	0.622	88.129	8.585	0.635	0.031	0.068	0.010	0.012	0.028
07/05/2026	1069.697	1.133	2.084	0.630	86.039	9.910	0.684	0.023	0.048	0.005	0.005	0.068
07/04/2026	1065.016	1.246	1.384	0.622	88.025	8.621	0.606	0.025	0.050	0.006	0.006	0.029
07/03/2026	1068.434	1.228	1.712	0.627	86.779	9.544	0.615	0.020	0.040	0.004	0.004	0.053
07/02/2026	1071.315	1.206	1.703	0.629	86.552	9.665	0.698	0.025	0.051	0.006	0.006	0.083
07/01/2026	1065.804	1.400	0.822	0.619	88.822	8.334	0.514	0.024	0.051	0.007	0.008	0.015
06/30/2026	1060.087	1.298	0.775	0.613	89.849	7.512	0.509	0.018	0.032	0.003	0.003	0.000
06/29/2026	1037.244	0.831	1.616	0.600	91.851	5.252	0.385	0.018	0.036	0.005	0.004	0.000
06/28/2026	1030.702	0.674	1.834	0.596	92.590	4.444	0.378	0.020	0.042	0.006	0.007	0.000
06/27/2026	1060.284	1.006	1.940	0.621	87.802	8.483	0.613	0.023	0.045	0.005	0.005	0.077
06/26/2026	1058.103	1.055	1.538	0.616	88.979	7.703	0.579	0.026	0.053	0.007	0.008	0.047
06/25/2026	1062.467	1.365	0.457	0.612	90.388	7.084	0.556	0.036	0.077	0.013	0.017	0.000
06/24/2026	1059.659	1.316	0.578	0.611	90.479	6.980	0.538	0.029	0.059	0.008	0.009	0.000
06/23/2026	1056.018	1.273	0.701	0.609	90.688	6.756	0.479	0.026	0.054	0.008	0.009	0.000
06/22/2026	1047.137	1.068	1.070	0.604	91.407	5.925	0.434	0.024	0.051	0.007	0.008	0.000
06/21/2026	1050.037	1.197	0.900	0.606	91.041	6.400	0.379	0.020	0.043	0.007	0.008	0.000
06/20/2026	1050.868	1.121	1.117	0.608	90.764	6.416	0.463	0.027	0.062	0.010	0.011	0.002
06/19/2026	1049.610	1.024	1.455	0.609	90.308	6.613	0.470	0.026	0.058	0.008	0.010	0.023
06/18/2026	1056.103	1.024	1.850	0.617	88.429	7.988	0.530	0.023	0.051	0.006	0.007	0.090
06/17/2026	1067.037	1.260	1.476	0.624	87.457	8.984	0.608	0.030	0.064	0.009	0.010	0.098
06/16/2026	1068.159	1.269	1.365	0.624	87.689	8.803	0.666	0.033	0.072	0.010	0.012	0.075
06/15/2026	1061.226	1.142	1.631	0.620	88.137	8.306	0.592	0.028	0.061	0.009	0.010	0.080
06/14/2026	1060.314	1.106	1.670	0.620	88.255	8.206	0.586	0.027	0.059	0.008	0.009	0.068
06/13/2026	1058.223	1.067	1.779	0.619	88.339	8.138	0.534	0.024	0.054	0.008	0.009	0.044
06/12/2026	1058.434	1.086	1.545	0.617	88.992	7.559	0.654	0.031	0.067	0.009	0.010	0.040
06/11/2026	1070.541	1.092	2.213	0.632	85.671	10.099	0.718	0.024	0.051	0.005	0.006	0.119
06/10/2026	1035.391	1.168	0.970	0.597	92.893	4.489	0.380	0.024	0.052	0.009	0.009	0.000
06/09/2026	1040.827	1.008	1.267	0.601	92.033	5.086	0.475	0.032	0.068	0.011	0.012	0.000
06/08/2026	1051.312	1.163	0.977	0.607	91.152	5.979	0.561	0.038	0.089	0.014	0.017	0.000
06/07/2026	1048.475	1.150	0.939	0.605	91.503	5.780	0.485	0.032	0.077	0.012	0.014	0.000
06/06/2026	1076.729	1.091	2.427	0.638	84.701	10.859	0.840	0.025	0.048	0.004	0.004	0.000
06/05/2026	1038.809	0.918	1.354	0.600	92.123	5.132	0.378	0.022	0.050	0.008	0.009	0.000
06/04/2026	1038.847	0.930	1.248	0.599	92.363	4.983	0.367	0.024	0.056	0.010	0.011	0.000
06/03/2026	1044.546	1.076	1.048	0.602	91.824	5.518	0.413	0.027	0.062	0.010	0.012	0.000
06/02/2026	1041.048	0.960	1.206	0.600	92.183	5.117	0.411	0.027	0.062	0.010	0.012	0.000
06/01/2026	1040.190	0.901	1.306	0.600	92.214	5.023	0.426	0.027	0.063	0.010	0.013	0.005
05/31/2026	1039.501	0.886	1.387	0.600	92.140	5.046	0.423	0.025	0.059	0.010	0.012	0.000
05/30/2026	1033.053	0.776	1.495	0.595	92.824	4.479	0.341	0.019	0.042	0.007	0.008	0.000
05/29/2026	1047.640	0.936	1.622	0.608	90.433	6.426	0.483	0.024	0.053	0.008	0.009	0.000
05/28/2026	1039.606	0.965	1.202	0.599	92.338	4.985	0.393	0.025	0.058	0.010	0.012	0.000
05/27/2026	1041.487	0.902	1.290	0.600	92.074	5.196	0.415	0.027	0.062	0.010	0.013	0.000
05/26/2026	1040.860	0.885	1.285	0.600	92.228	5.052	0.419	0.028	0.065	0.011	0.014	0.000
05/25/2026	1040.060	0.855	1.344	0.599	92.277	4.944	0.425	0.030	0.070	0.013	0.015	0.012
05/24/2026	1037.449	0.791	1.467	0.598	92.396	4.848	0.384	0.024	0.055	0.010	0.012	0.000
05/23/2026	1036.516	0.798	1.441	0.597	92.212	4.952	0.359	0.019	0.040	0.008	0.011	0.147
05/22/2026	1039.222	0.829	1.409	0.599	92.103	5.224	0.357	0.018	0.037	0.006	0.008	0.000
05/21/2026	1047.908	0.953	1.191	0.604	91.396	5.862	0.478	0.029	0.061	0.010	0.012	0.000
05/20/2026	1051.941	1.050	1.081	0.607	91.031	6.143	0.549	0.035	0.076	0.012	0.014	0.000
05/19/2026	1049.266	0.962	1.233	0.606	91.305	5.757	0.577	0.037	0.086	0.014	0.016	0.000
05/18/2026	1043.182	0.880	1.384	0.602	91.841	5.246	0.489	0.034	0.080	0.014	0.017	0.000
05/17/2026	1036.276	0.914	1.308	0.597	92.735	4.461	0.445	0.031	0.070	0.012	0.014	0.000
05/16/2026	1044.742	0.811	1.496	0.603	91.590	5.394	0.548	0.036	0.083	0.014	0.016	0.000
05/15/2026	1053.975	0.998	1.247	0.609	90.740	6.161	0.647	0.046	0.106	0.018	0.022	0.000
05/14/2026	1050.290	0.907	1.472	0.608	90.760	6.109	0.581	0.039	0.088	0.014	0.017	0.000
05/13/2026	1072.234	1.074	2.102	0.631	86.016	9.969	0.735	0.027	0.054	0.006	0.007	0.005
05/12/2026	1077.074	1.093	2.438	0.638	84.545	11.059	0.799	0.022	0.040	0.002	0.002	0.000
05/11/2026	1082.583	1.075	2.500	0.642	83.788	11.712	0.858	0.023	0.041	0.002	0.002	0.000
05/10/2026	1080.398	1.077	2.147	0.637	84.960	10.855	0.847	0.030	0.059	0.006	0.007	0.006
05/09/2026	1083.011	1.087	2.137	0.639	84.607	11.236	0.834	0.029	0.056	0.005	0.006	0.000
05/08/2026	1085.499	1.073	2.519	0.644	83.423	12.005	0.910	0.024	0.042	0.002	0.002	0.000
05/07/2026	1082.610	1.063	2.560	0.643	83.692	11.744	0.870	0.024	0.043	0.002	0.002	0.000
05/06/2026	1082.233	1.075	2.427	0.641	84.001	11.503	0.875	0.027	0.051	0.003	0.004	0.033
05/05/2026	1065.309	1.172	0.826	0.615	90.116	6.841	0.767	0.062	0.142	0.025	0.029	0.001
05/04/2026	1065.857	1.188	0.737	0.615	90.222	6.829	0.729	0.064	0.152	0.027	0.031	0.000
05/03/2026	1054.061	1.034	1.064	0.608	91.016	6.101	0.573	0.045	0.107	0.019	0.022	0.000
05/02/2026	1045.597	0.905	1.374	0.604	91.537	5.496	0.526	0.035	0.080	0.014	0.017	0.000
05/01/2026	1047.852	0.958	1.319	0.606	91.254	5.782	0.523	0.036	0.083	0.015	0.018	0.000
04/30/2026	1047.591	0.842	1.502	0.605	91.110	5.865	0.523	0.035	0.079	0.014	0.017	0.000
04/29/2026	1049.624	0.906	1.378	0.606	91.023	5.983	0.546	0.036	0.084	0.015	0.017	0.000
04/28/2026	1040.147	0.813	1.534	0.601	91.947	5.105	0.461	0.030	0.069	0.012	0.014	0.003
04/27/2026	1045.929	1.049	1.259	0.605	91.342	5.636	0.517	0.035	0.084	0.015	0.016	0.035
04/26/2026	1045.960	1.095	1.186	0.605	91.409	5.664	0.490	0.033	0.076	0.014	0.016	0.006
04/25/2026	1061.238	1.121	1.700	0.621	88.183	8.234	0.635	0.028	0.058	0.008	0.010	0.016
04/24/2026	1037.522	1.167	1.034	0.599	92.534	4.748	0.399	0.027	0.060	0.011	0.012	0.000
04/23/2026	1040.475	1.073	1.145	0.601	92.184	5.027	0.435	0.030	0.068	0.013	0.014	0.000
04/22/2026	1040.350	1.060	1.145	0.601	92.219	5.014	0.430	0.030	0.068	0.012	0.013	0.000