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Gas Quality / Gas Quality By Date

Date Requested: Oct 18 2025 6:03 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


10/18/2025	991.519	0.017	3.699	0.580	94.418	1.789	0.071	0.001	0.004	0.000	0.000
10/17/2025	991.669	0.016	3.697	0.580	94.406	1.804	0.072	0.001	0.004	0.000	0.000
10/16/2025	992.145	0.016	3.686	0.580	94.370	1.849	0.073	0.001	0.004	0.000	0.000
10/15/2025	992.363	0.000	3.685	0.580	94.379	1.858	0.073	0.001	0.004	0.000	0.000
10/14/2025	992.530	0.000	3.671	0.580	94.391	1.859	0.073	0.001	0.004	0.001	0.000
10/13/2025	992.562	0.000	3.671	0.580	94.385	1.865	0.073	0.001	0.004	0.000	0.000
10/12/2025	993.005	0.005	3.670	0.580	94.324	1.919	0.076	0.001	0.004	0.000	0.000
10/11/2025	994.349	0.009	3.638	0.581	94.225	2.034	0.086	0.002	0.004	0.001	0.000
10/10/2025	994.918	0.010	3.627	0.581	94.181	2.084	0.091	0.002	0.004	0.001	0.001
10/09/2025	996.247	0.005	3.606	0.582	94.079	2.202	0.101	0.002	0.005	0.001	0.001
10/08/2025	997.889	0.012	3.574	0.582	93.938	2.354	0.114	0.002	0.005	0.001	0.001
10/07/2025	998.591	0.000	3.564	0.583	93.900	2.408	0.120	0.002	0.005	0.001	0.000
10/06/2025	999.771	0.000	3.543	0.583	93.802	2.520	0.128	0.002	0.006	0.000	0.000
10/05/2025	1003.802	0.000	3.486	0.585	93.449	2.893	0.162	0.002	0.006	0.001	0.001
10/04/2025	1000.456	0.035	3.588	0.585	93.544	2.684	0.139	0.003	0.006	0.001	0.001
10/03/2025	998.407	0.026	3.649	0.584	93.641	2.581	0.098	0.001	0.003	0.000	0.000
10/02/2025	997.662	0.018	3.583	0.582	93.904	2.400	0.087	0.002	0.005	0.001	0.001
10/01/2025	993.589	0.068	3.681	0.582	94.104	2.042	0.096	0.002	0.005	0.001	0.001
09/30/2025	992.482	0.068	3.713	0.581	94.164	1.956	0.089	0.002	0.005	0.001	0.001
09/29/2025	993.513	0.072	3.741	0.582	93.954	2.130	0.096	0.001	0.004	0.000	0.000
09/28/2025	994.527	0.066	3.718	0.583	93.897	2.214	0.097	0.002	0.005	0.001	0.001
09/27/2025	994.131	0.057	3.692	0.582	94.028	2.124	0.089	0.002	0.006	0.001	0.001
09/26/2025	993.730	0.063	3.726	0.582	93.989	2.120	0.093	0.002	0.005	0.001	0.001
09/25/2025	994.030	0.063	3.663	0.582	94.110	2.047	0.107	0.002	0.006	0.001	0.001
09/24/2025	994.092	0.061	3.675	0.582	94.078	2.067	0.113	0.002	0.004	0.000	0.000
09/23/2025	998.348	0.063	3.646	0.584	93.618	2.524	0.140	0.003	0.006	0.001	0.001
09/22/2025	995.332	0.066	3.693	0.583	93.870	2.243	0.120	0.002	0.004	0.001	0.001
09/21/2025	993.555	0.068	3.732	0.582	93.990	2.102	0.100	0.002	0.005	0.001	0.001
09/20/2025	992.649	0.055	3.667	0.581	94.267	1.922	0.081	0.002	0.004	0.001	0.001
09/19/2025	991.005	0.053	3.759	0.581	94.272	1.828	0.080	0.002	0.004	0.001	0.001
09/18/2025	993.572	0.070	3.773	0.583	93.872	2.194	0.085	0.002	0.004	0.001	0.001
09/17/2025	994.586	0.074	3.713	0.583	93.885	2.221	0.099	0.002	0.005	0.001	0.001
09/16/2025	995.923	0.068	3.714	0.584	93.733	2.366	0.111	0.002	0.005	0.001	0.001
09/15/2025	1016.838	0.160	3.580	0.597	91.301	4.649	0.297	0.004	0.008	0.001	0.001
09/14/2025	1004.323	0.112	3.636	0.589	92.788	3.274	0.180	0.003	0.006	0.001	0.001
09/13/2025	996.375	0.077	3.669	0.583	93.755	2.384	0.108	0.002	0.005	0.001	0.001
09/12/2025	998.091	0.079	3.642	0.584	93.607	2.537	0.126	0.002	0.005	0.001	0.001
09/11/2025	998.641	0.065	3.571	0.584	93.743	2.478	0.135	0.002	0.005	0.001	0.001
09/10/2025	996.581	0.067	3.642	0.583	93.848	2.297	0.138	0.002	0.005	0.001	0.001
09/09/2025	994.548	0.066	3.622	0.582	94.109	2.107	0.089	0.002	0.005	0.001	0.001
09/08/2025	994.228	0.061	3.552	0.581	94.327	1.963	0.090	0.002	0.004	0.001	0.001
09/07/2025	994.197	0.066	3.628	0.581	94.156	2.034	0.109	0.002	0.004	0.000	0.001
09/06/2025	997.181	0.062	3.638	0.583	93.784	2.375	0.134	0.002	0.005	0.001	0.001
09/05/2025	999.950	0.090	3.649	0.586	93.354	2.746	0.151	0.002	0.006	0.001	0.001
09/04/2025	996.611	0.066	3.702	0.584	93.702	2.385	0.134	0.002	0.006	0.001	0.001
09/03/2025	996.684	0.067	3.683	0.584	93.713	2.414	0.113	0.002	0.006	0.001	0.001
09/02/2025	994.680	0.062	3.735	0.583	93.831	2.280	0.086	0.001	0.004	0.000	0.000
09/01/2025	996.656	0.067	3.626	0.583	93.831	2.373	0.095	0.002	0.005	0.001	0.001
08/31/2025	998.612	0.070	3.603	0.584	93.632	2.581	0.105	0.002	0.005	0.001	0.001
08/30/2025	995.753	0.078	3.633	0.583	93.894	2.301	0.087	0.002	0.004	0.001	0.001
08/29/2025	1001.141	0.044	2.889	0.578	94.978	2.022	0.056	0.002	0.006	0.001	0.001
08/28/2025	1011.449	0.064	1.716	0.572	96.319	1.831	0.059	0.003	0.006	0.001	0.001
08/27/2025	1008.977	0.063	1.795	0.571	96.421	1.682	0.036	0.001	0.002	0.000	0.000
08/26/2025	999.607	0.076	3.605	0.585	93.532	2.629	0.148	0.003	0.006	0.001	0.001
08/25/2025	997.765	0.074	3.585	0.583	93.796	2.414	0.122	0.002	0.006	0.001	0.001
08/24/2025	997.432	0.070	3.549	0.583	93.918	2.347	0.107	0.002	0.006	0.001	0.001
08/23/2025	996.725	0.069	3.541	0.582	94.010	2.280	0.094	0.002	0.004	0.001	0.001
08/22/2025	993.335	0.059	3.651	0.581	94.237	1.937	0.106	0.002	0.006	0.001	0.001
08/21/2025	1001.115	0.088	3.667	0.587	93.187	2.880	0.164	0.003	0.008	0.001	0.001
08/20/2025	1005.222	0.111	3.475	0.588	93.070	3.138	0.189	0.004	0.009	0.001	0.002
08/19/2025	998.847	0.067	3.575	0.584	93.669	2.579	0.100	0.002	0.005	0.001	0.001
08/18/2025	994.899	0.077	3.693	0.583	93.883	2.238	0.100	0.002	0.005	0.001	0.001
08/17/2025	994.582	0.074	3.701	0.583	93.909	2.213	0.094	0.002	0.005	0.001	0.001
08/16/2025	997.258	0.074	3.680	0.584	93.620	2.511	0.106	0.002	0.005	0.001	0.001
08/15/2025	995.376	0.076	3.779	0.584	93.624	2.416	0.097	0.002	0.005	0.001	0.001
08/14/2025	995.763	0.071	3.688	0.583	93.773	2.382	0.080	0.001	0.004	0.000	0.000
08/13/2025	992.200	0.052	3.737	0.581	94.144	2.003	0.061	0.001	0.003	0.000	0.000
08/12/2025	997.403	0.074	3.716	0.585	93.555	2.507	0.137	0.003	0.007	0.001	0.001
08/11/2025	998.816	0.074	3.723	0.586	93.364	2.675	0.154	0.002	0.005	0.001	0.001
08/10/2025	997.590	0.081	3.795	0.586	93.336	2.634	0.143	0.003	0.007	0.001	0.001
08/09/2025	998.585	0.057	3.794	0.586	93.274	2.714	0.148	0.003	0.008	0.001	0.001
08/08/2025	1000.145	0.063	3.782	0.587	93.090	2.895	0.157	0.003	0.007	0.001	0.001
08/07/2025	1006.259	0.059	3.503	0.588	92.985	3.254	0.184	0.004	0.009	0.001	0.001
08/06/2025	1004.486	0.047	3.571	0.587	93.078	3.107	0.183	0.003	0.008	0.001	0.001
08/05/2025	1003.903	0.050	3.427	0.585	93.465	2.879	0.163	0.004	0.008	0.001	0.001
08/04/2025	1004.560	0.042	3.321	0.584	93.615	2.877	0.131	0.004	0.008	0.001	0.001
08/03/2025	1002.953	0.042	3.337	0.584	93.754	2.751	0.104	0.003	0.006	0.001	0.001
08/02/2025	998.534	0.051	3.501	0.583	93.928	2.408	0.101	0.003	0.007	0.001	0.001
08/01/2025	994.067	0.071	3.737	0.583	93.920	2.151	0.111	0.002	0.006	0.001	0.001
07/31/2025	996.678	0.067	3.728	0.584	93.660	2.379	0.153	0.003	0.008	0.001	0.001
07/30/2025	998.926	0.070	3.680	0.585	93.512	2.530	0.191	0.004	0.010	0.001	0.001
07/29/2025	998.968	0.064	3.647	0.585	93.546	2.585	0.145	0.003	0.008	0.001	0.001
07/28/2025	998.869	0.068	3.669	0.585	93.512	2.578	0.161	0.003	0.007	0.001	0.001
07/27/2025	1001.235	0.065	3.665	0.586	93.295	2.730	0.229	0.004	0.009	0.001	0.001
07/26/2025	1001.227	0.068	3.670	0.586	93.264	2.765	0.219	0.004	0.008	0.001	0.001
07/25/2025	1001.653	0.062	3.606	0.586	93.316	2.837	0.166	0.003	0.008	0.001	0.001
07/24/2025	996.178	0.069	3.700	0.584	93.732	2.380	0.111	0.002	0.005	0.001	0.001
07/23/2025	997.026	0.067	3.618	0.583	93.809	2.396	0.102	0.002	0.005	0.001	0.001
07/22/2025	1000.152	0.068	3.580	0.585	93.536	2.658	0.147	0.003	0.007	0.001	0.001
07/21/2025	1000.117	0.064	3.627	0.585	93.468	2.661	0.166	0.004	0.009	0.001	0.001
07/20/2025	999.328	0.062	3.683	0.585	93.426	2.663	0.153	0.003	0.007	0.001	0.001
07/19/2025	997.155	0.066	3.776	0.585	93.463	2.545	0.139	0.002	0.006	0.001	0.001
07/18/2025	998.942	0.062	3.657	0.585	93.531	2.592	0.143	0.003	0.009	0.001	0.001
07/17/2025	998.986	0.068	3.681	0.585	93.458	2.635	0.142	0.004	0.010	0.001	0.001