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Gas Quality / Gas Quality By Date

Date Requested: Jul 24 2026 9:43 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	1084.702	1.222	1.943	0.640	84.570	11.235	0.890	0.033	0.066	0.007	0.008	0.002	0.002	0.024
07/23/2026	1088.508	1.171	2.083	0.643	83.834	11.800	0.952	0.031	0.060	0.006	0.006	0.001	0.001	0.056
07/22/2026	1086.130	1.180	1.958	0.640	84.357	11.459	0.893	0.029	0.057	0.006	0.006	0.001	0.001	0.053
07/21/2026	1091.579	1.232	1.859	0.644	83.917	11.891	0.958	0.034	0.069	0.007	0.007	0.001	0.001	0.023
07/20/2026	1086.804	1.246	1.900	0.641	84.410	11.417	0.907	0.033	0.069	0.007	0.008	0.002	0.002	0.000
07/19/2026	1085.906	1.234	1.825	0.640	84.715	11.210	0.901	0.033	0.065	0.007	0.008	0.002	0.002	0.000
07/18/2026	1084.117	1.274	1.714	0.638	85.130	10.870	0.878	0.035	0.074	0.009	0.010	0.002	0.002	0.000
07/17/2026	1079.774	1.128	1.780	0.634	85.802	10.329	0.839	0.033	0.068	0.008	0.008	0.002	0.002	0.002
07/16/2026	1083.840	1.147	1.892	0.638	85.049	10.820	0.933	0.037	0.077	0.008	0.009	0.002	0.002	0.025
07/15/2026	1072.046	1.109	1.597	0.626	87.090	9.266	0.732	0.034	0.075	0.010	0.012	0.003	0.003	0.069
07/14/2026	1071.352	1.070	1.813	0.628	86.766	9.503	0.707	0.029	0.062	0.008	0.009	0.002	0.002	0.028
07/13/2026	1069.109	1.089	1.900	0.627	86.652	9.500	0.696	0.025	0.050	0.005	0.006	0.001	0.001	0.076
07/12/2026	1064.231	0.980	1.827	0.622	87.788	8.546	0.698	0.028	0.058	0.007	0.008	0.002	0.002	0.057
07/11/2026	1073.571	0.977	2.199	0.632	85.752	10.077	0.820	0.027	0.053	0.005	0.005	0.001	0.001	0.083
07/10/2026	1073.742	1.007	2.221	0.632	85.474	10.394	0.739	0.023	0.043	0.004	0.004	0.000	0.000	0.091
07/09/2026	1074.019	1.134	1.828	0.630	86.154	9.952	0.749	0.028	0.058	0.007	0.007	0.001	0.001	0.080
07/08/2026	1077.306	1.150	1.871	0.633	85.513	10.544	0.732	0.026	0.052	0.006	0.006	0.001	0.001	0.098
07/07/2026	1074.334	1.118	1.925	0.631	85.813	10.225	0.712	0.026	0.054	0.006	0.007	0.001	0.001	0.112
07/06/2026	1073.926	1.155	1.738	0.630	86.273	9.951	0.692	0.028	0.058	0.008	0.009	0.002	0.002	0.085
07/05/2026	1071.528	1.128	1.906	0.630	86.199	9.902	0.683	0.025	0.052	0.006	0.006	0.001	0.001	0.090
07/04/2026	1069.930	1.178	1.636	0.626	86.893	9.498	0.636	0.024	0.048	0.005	0.006	0.001	0.001	0.074
07/03/2026	1073.538	1.186	1.901	0.632	85.714	10.351	0.669	0.021	0.040	0.004	0.004	0.000	0.000	0.109
07/02/2026	1078.842	1.193	1.820	0.634	85.365	10.630	0.776	0.028	0.057	0.006	0.007	0.001	0.001	0.115
07/01/2026	1075.918	1.222	1.750	0.632	85.683	10.479	0.655	0.024	0.050	0.006	0.007	0.001	0.001	0.121
06/30/2026	1074.098	1.144	1.780	0.630	86.019	10.212	0.678	0.020	0.036	0.003	0.003	0.000	0.000	0.106
06/29/2026	1071.264	0.963	2.212	0.630	85.786	10.144	0.698	0.021	0.040	0.003	0.003	0.000	0.000	0.130
06/28/2026	1069.560	0.923	2.334	0.629	85.843	9.990	0.709	0.022	0.042	0.003	0.003	0.000	0.000	0.130
06/27/2026	1070.432	0.963	2.255	0.630	85.833	10.027	0.715	0.023	0.044	0.004	0.004	0.001	0.001	0.131
06/26/2026	1072.104	0.994	2.261	0.631	85.512	10.305	0.716	0.022	0.042	0.004	0.004	0.001	0.001	0.137
06/25/2026	1072.647	1.113	1.982	0.631	85.854	10.139	0.701	0.024	0.048	0.005	0.006	0.001	0.001	0.124
06/24/2026	1073.999	1.141	1.771	0.630	86.133	10.090	0.687	0.024	0.046	0.005	0.005	0.001	0.001	0.097
06/23/2026	1070.161	1.134	1.653	0.626	86.883	9.540	0.628	0.022	0.044	0.005	0.005	0.001	0.001	0.084
06/22/2026	1062.922	1.038	1.882	0.622	87.452	8.918	0.555	0.021	0.043	0.005	0.005	0.001	0.001	0.078
06/21/2026	1070.235	1.169	1.925	0.630	86.078	10.076	0.583	0.020	0.041	0.004	0.005	0.001	0.001	0.096
06/20/2026	1065.797	1.056	2.027	0.626	86.672	9.413	0.598	0.025	0.056	0.006	0.007	0.001	0.001	0.138
06/19/2026	1064.214	1.025	1.988	0.624	87.104	9.022	0.625	0.027	0.061	0.007	0.008	0.002	0.002	0.130
06/18/2026	1061.039	1.049	1.779	0.620	87.910	8.502	0.558	0.025	0.055	0.007	0.007	0.002	0.002	0.105
06/17/2026	1074.504	1.307	1.371	0.629	86.749	9.579	0.713	0.038	0.083	0.012	0.014	0.003	0.003	0.128
06/16/2026	1070.995	1.220	1.465	0.626	87.199	9.194	0.688	0.034	0.076	0.011	0.013	0.003	0.003	0.094
06/15/2026	1065.642	1.116	1.666	0.623	87.588	8.740	0.659	0.031	0.069	0.010	0.011	0.003	0.003	0.105
06/14/2026	1061.505	1.072	1.766	0.621	87.918	8.474	0.576	0.027	0.060	0.008	0.010	0.002	0.002	0.084
06/13/2026	1064.641	1.071	1.812	0.623	87.467	8.808	0.644	0.028	0.062	0.008	0.009	0.002	0.002	0.087
06/12/2026	1073.744	1.038	2.192	0.633	85.573	10.145	0.826	0.029	0.060	0.006	0.007	0.001	0.001	0.119
06/11/2026	1054.065	0.981	1.439	0.611	90.018	6.815	0.580	0.032	0.073	0.011	0.013	0.003	0.003	0.032
06/10/2026	1046.478	0.954	1.321	0.605	91.356	5.715	0.512	0.034	0.075	0.012	0.014	0.004	0.004	0.000
06/09/2026	1045.943	0.943	1.362	0.605	91.389	5.627	0.528	0.035	0.080	0.013	0.015	0.004	0.004	0.000
06/08/2026	1057.654	1.208	0.906	0.611	90.460	6.635	0.608	0.042	0.099	0.016	0.018	0.004	0.004	0.000
06/07/2026	1052.571	1.118	1.010	0.608	90.933	6.262	0.526	0.035	0.082	0.013	0.014	0.003	0.003	0.000
06/06/2026	1042.073	0.837	1.627	0.603	91.305	5.702	0.429	0.024	0.053	0.008	0.009	0.002	0.002	0.000
06/05/2026	1069.640	1.037	2.413	0.632	85.692	10.035	0.737	0.024	0.050	0.005	0.006	0.001	0.001	0.000
06/04/2026	1067.587	1.033	2.351	0.630	86.076	9.753	0.701	0.023	0.049	0.005	0.006	0.001	0.001	0.000
06/03/2026	1064.313	1.071	1.993	0.625	87.214	8.988	0.639	0.024	0.052	0.006	0.007	0.002	0.002	0.000
06/02/2026	1065.380	1.016	2.170	0.627	86.782	9.294	0.650	0.023	0.048	0.006	0.006	0.002	0.002	0.000
06/01/2026	1064.245	0.984	2.127	0.625	87.120	9.031	0.640	0.025	0.054	0.006	0.008	0.002	0.002	0.000
05/31/2026	1065.728	0.976	2.177	0.626	86.886	9.161	0.702	0.026	0.054	0.006	0.007	0.002	0.002	0.000
05/30/2026	1062.956	0.933	2.223	0.624	87.159	8.949	0.654	0.023	0.046	0.005	0.006	0.002	0.002	0.000
05/29/2026	1056.777	0.946	1.925	0.617	88.587	7.870	0.573	0.025	0.053	0.007	0.008	0.003	0.003	0.000
05/28/2026	1057.573	0.960	1.896	0.618	88.533	7.928	0.585	0.025	0.052	0.007	0.009	0.003	0.003	0.000
05/27/2026	1062.827	1.000	2.151	0.625	87.170	8.965	0.630	0.022	0.045	0.006	0.007	0.002	0.002	0.000
05/26/2026	1061.668	0.976	2.097	0.623	87.529	8.676	0.628	0.024	0.050	0.007	0.008	0.003	0.003	0.000
05/25/2026	1060.956	0.948	2.100	0.622	87.747	8.430	0.669	0.027	0.056	0.007	0.009	0.003	0.003	0.000
05/24/2026	1060.859	0.936	2.192	0.623	87.541	8.569	0.669	0.024	0.050	0.006	0.007	0.003	0.003	0.000
05/23/2026	1060.381	0.928	2.234	0.623	87.434	8.709	0.620	0.020	0.039	0.005	0.006	0.003	0.003	0.000
05/22/2026	1052.031	0.896	1.680	0.611	89.830	6.985	0.519	0.023	0.046	0.007	0.008	0.004	0.004	0.000
05/21/2026	1043.907	0.816	1.432	0.602	91.604	5.597	0.448	0.025	0.052	0.009	0.010	0.004	0.004	0.000
05/20/2026	1056.597	1.063	1.032	0.610	90.562	6.607	0.578	0.037	0.082	0.014	0.015	0.005	0.005	0.000
05/19/2026	1061.921	1.001	1.747	0.620	88.444	7.949	0.719	0.035	0.075	0.011	0.012	0.004	0.004	0.000
05/18/2026	1064.114	0.968	2.088	0.624	87.380	8.746	0.695	0.030	0.065	0.009	0.011	0.004	0.004	0.000
05/17/2026	1052.164	0.884	1.397	0.608	90.802	6.120	0.610	0.043	0.097	0.016	0.019	0.006	0.006	0.000
05/16/2026	1050.946	0.869	1.452	0.608	90.860	6.027	0.607	0.042	0.096	0.016	0.018	0.006	0.006	0.000
05/15/2026	1057.388	0.968	1.300	0.612	90.289	6.542	0.689	0.049	0.110	0.018	0.021	0.007	0.007	0.000
05/14/2026	1062.745	0.926	2.073	0.623	87.636	8.591	0.657	0.030	0.063	0.008	0.010	0.003	0.003	0.000
05/13/2026	1083.955	1.055	2.673	0.644	83.245	12.111	0.850	0.022	0.040	0.002	0.002	0.000	0.000	0.000
05/12/2026	1084.499	1.058	2.688	0.645	83.134	12.202	0.850	0.022	0.041	0.002	0.002	0.000	0.000	0.000
05/11/2026	1082.775	1.033	2.556	0.642	83.748	11.728	0.862	0.025	0.045	0.002	0.002	0.000	0.000	0.000
05/10/2026	1090.920	1.052	2.563	0.648	82.686	12.701	0.927	0.025	0.043	0.002	0.002	0.000	0.000	0.000
05/09/2026	1088.584	1.057	2.610	0.647	82.874	12.451	0.937	0.024	0.042	0.002	0.002	0.000	0.000	0.000
05/08/2026	1088.693	1.051	2.683	0.647	82.706	12.555	0.930	0.025	0.045	0.002	0.002	0.000	0.000	0.000
05/07/2026	1088.073	1.031	2.653	0.646	82.916	12.388	0.935	0.027	0.047	0.002	0.002	0.000	0.000	0.000
05/06/2026	1088.494	1.048	2.148	0.642	83.829	11.880	0.911	0.028	0.053	0.004	0.004	0.001	0.001	0.094
05/05/2026	1074.142	1.095	1.392	0.625	87.530	9.032	0.749	0.042	0.094	0.015	0.017	0.005	0.005	0.024
05/04/2026	1070.772	1.161	1.137	0.621	88.431	8.332	0.697	0.048	0.112	0.019	0.021	0.006	0.006	0.029
05/03/2026	1068.192	1.042	1.525	0.622	87.959	8.607	0.666	0.038	0.083	0.013	0.015	0.005	0.005	0.042
05/02/2026	1066.222	0.996	1.952	0.625	87.242	9.015	0.653	0.028	0.060	0.009	0.010	0.004	0.004	0.027
05/01/2026	1065.574	0.978	1.830	0.623	87.572	8.820	0.632	0.027	0.058	0.009	0.010	0.003	0.003	0.055
04/30/2026	1065.978	0.955	1.701	0.621	87.853	8.747	0.600	0.026	0.054	0.008	0.009	0.003	0.003	0.040
04/29/2026	1064.552	0.971	1.502	0.618	88.490	8.323	0.578	0.027	0.058	0.009	0.010	0.003	0.003	0.025
04/28/2026	1068.680	0.961	1.711	0.623	87.519	9.040	0.647	0.025	0.052	0.007	0.008	0.002	0.002	0.026
04/27/2026	1067.893	1.029	1.912	0.626	87.110	9.108	0.713	0.029	0.061	0.008	0.009	0.002	0.002	0.016
04/26/2026	1071.239	1.055	1.693	0.626	87.064	9.314	0.717	0.029	0.059	0.008	0.009	0.002	0.002	0.047
04/25/2026	1075.136	1.077	2.141	0.634	85.393	10.465	0.757	0.025	0.050	0.005	0.006	0.001	0.001	0.079
04/24/2026	1082.097	1.090	2.283	0.640	84.135	11.414	0.849	0.029	0.059	0.005	0.005	0.000	0.000	0.131
04/23/2026	1076.789	1.087	2.031	0.634	85.330	10.687	0.716	0.021	0.040	0.004	0.004	0.001	0.001	0.079
04/22/2026	1069.849	1.064	2.113	0.630	85.993	9.978	0.657	0.022	0.045	0.005	0.006	0.001	0.001	0.114