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Gas Quality / Gas Quality By Date

Date Requested: Oct 18 2025 3:52 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	997.664	0.003	2.573	0.571	96.219	1.172	0.032	0.000	0.001	0.000	0.000	0.000	0.000
10/17/2025	998.115	0.006	2.549	0.572	96.224	1.175	0.044	0.001	0.002	0.000	0.000	0.000	0.000
10/16/2025	1002.398	0.014	2.448	0.573	95.910	1.553	0.071	0.002	0.002	0.000	0.000	0.000	0.000
10/15/2025	1004.926	0.008	2.356	0.574	95.834	1.705	0.090	0.003	0.004	0.000	0.000	0.000	0.000
10/14/2025	1003.641	0.029	2.500	0.575	95.608	1.776	0.080	0.003	0.004	0.000	0.000	0.000	0.000
10/13/2025	1002.525	0.038	2.435	0.574	95.870	1.584	0.067	0.002	0.004	0.000	0.000	0.000	0.000
10/12/2025	1001.650	0.041	2.529	0.574	95.758	1.598	0.069	0.002	0.003	0.000	0.000	0.000	0.000
10/11/2025	1001.239	0.029	2.519	0.574	95.862	1.515	0.069	0.002	0.003	0.000	0.000	0.000	0.000
10/10/2025	1001.422	0.030	2.523	0.574	95.828	1.543	0.070	0.002	0.003	0.000	0.000	0.000	0.000
10/09/2025	1002.045	0.032	2.512	0.574	95.766	1.614	0.071	0.002	0.003	0.000	0.000	0.000	0.000
10/08/2025	1001.047	0.009	2.634	0.574	95.665	1.618	0.067	0.002	0.003	0.000	0.000	0.000	0.000
10/07/2025	1004.673	0.014	2.413	0.574	95.707	1.782	0.075	0.003	0.004	0.001	0.001	0.000	0.000
10/06/2025	1005.224	0.001	2.384	0.574	95.706	1.846	0.059	0.002	0.002	0.000	0.000	0.000	0.000
10/05/2025	1004.815	0.059	2.298	0.574	95.820	1.763	0.056	0.001	0.001	0.000	0.000	0.000	0.000
10/04/2025	1005.064	0.069	2.246	0.574	95.898	1.719	0.062	0.002	0.003	0.000	0.000	0.000	0.000
10/03/2025	1006.501	0.047	2.204	0.574	95.850	1.838	0.057	0.001	0.002	0.000	0.000	0.000	0.000
10/02/2025	1010.079	0.055	2.116	0.575	95.603	2.137	0.080	0.003	0.004	0.001	0.001	0.000	0.000
10/01/2025	1007.951	0.064	1.945	0.572	96.238	1.686	0.060	0.003	0.004	0.001	0.001	0.000	0.000
09/30/2025	1007.454	0.046	1.643	0.569	97.008	1.269	0.030	0.002	0.002	0.000	0.000	0.000	0.000
09/29/2025	1007.581	0.044	1.813	0.570	96.626	1.462	0.047	0.002	0.004	0.001	0.001	0.000	0.000
09/28/2025	1007.028	0.057	1.672	0.569	96.959	1.288	0.024	0.000	0.001	0.000	0.000	0.000	0.000
09/27/2025	1008.615	0.055	1.986	0.573	96.065	1.834	0.055	0.002	0.003	0.000	0.000	0.000	0.000
09/26/2025	1007.887	0.067	2.075	0.574	95.933	1.856	0.062	0.002	0.003	0.000	0.000	0.000	0.000
09/25/2025	1007.462	0.075	1.978	0.573	96.185	1.702	0.055	0.002	0.002	0.000	0.000	0.000	0.000
09/24/2025	1008.429	0.098	1.605	0.570	96.840	1.429	0.026	0.001	0.001	0.000	0.000	0.000	0.000
09/23/2025	1007.344	0.090	1.765	0.570	96.636	1.475	0.033	0.001	0.001	0.000	0.000	0.000	0.000
09/22/2025	1006.393	0.059	2.198	0.574	95.852	1.831	0.057	0.002	0.002	0.000	0.000	0.000	0.000
09/21/2025	1004.993	0.056	2.150	0.573	96.138	1.610	0.044	0.001	0.002	0.000	0.000	0.000	0.000
09/20/2025	1006.400	0.072	1.680	0.569	96.988	1.235	0.023	0.001	0.001	0.000	0.000	0.000	0.000
09/19/2025	1006.353	0.063	1.643	0.568	97.101	1.169	0.022	0.001	0.001	0.000	0.000	0.000	0.000
09/18/2025	1004.907	0.062	1.813	0.569	96.897	1.201	0.025	0.001	0.001	0.000	0.000	0.000	0.000
09/17/2025	1003.539	0.053	2.218	0.572	96.175	1.509	0.042	0.001	0.002	0.000	0.000	0.000	0.000
09/16/2025	1005.435	0.057	2.138	0.573	96.132	1.604	0.061	0.003	0.004	0.001	0.001	0.000	0.000
09/15/2025	1004.848	0.063	2.196	0.573	96.061	1.610	0.062	0.003	0.004	0.001	0.001	0.000	0.000
09/14/2025	1004.464	0.055	2.217	0.573	96.082	1.574	0.063	0.003	0.004	0.001	0.001	0.000	0.000
09/13/2025	1011.291	0.070	1.571	0.571	96.718	1.527	0.094	0.007	0.010	0.001	0.001	0.000	0.000
09/12/2025	1009.291	0.073	1.544	0.569	96.953	1.381	0.042	0.002	0.003	0.000	0.000	0.000	0.000
09/11/2025	1008.579	0.070	1.743	0.571	96.597	1.533	0.051	0.002	0.003	0.000	0.000	0.000	0.000
09/10/2025	1008.987	0.060	1.752	0.571	96.543	1.593	0.047	0.002	0.003	0.000	0.000	0.000	0.000
09/09/2025	1007.810	0.056	1.871	0.571	96.435	1.578	0.052	0.003	0.004	0.001	0.001	0.000	0.000
09/08/2025	1007.761	0.064	1.828	0.571	96.539	1.500	0.059	0.003	0.005	0.001	0.001	0.000	0.000
09/07/2025	1007.304	0.071	1.862	0.571	96.504	1.495	0.057	0.003	0.006	0.001	0.001	0.000	0.000
09/06/2025	1009.435	0.080	1.842	0.572	96.272	1.725	0.066	0.004	0.008	0.002	0.002	0.000	0.000
09/05/2025	1006.225	0.060	2.146	0.573	95.997	1.736	0.055	0.002	0.003	0.000	0.000	0.000	0.000
09/04/2025	1009.180	0.077	1.903	0.573	96.177	1.750	0.079	0.004	0.007	0.001	0.001	0.000	0.000
09/03/2025	1007.954	0.068	1.828	0.571	96.490	1.560	0.048	0.002	0.004	0.001	0.001	0.000	0.000
09/02/2025	1008.941	0.071	1.771	0.571	96.490	1.610	0.048	0.003	0.005	0.001	0.001	0.000	0.000
09/01/2025	1010.765	0.070	1.501	0.570	96.888	1.483	0.045	0.003	0.006	0.001	0.002	0.000	0.000
08/31/2025	1010.518	0.064	1.549	0.570	96.819	1.512	0.044	0.003	0.006	0.001	0.002	0.000	0.000
08/30/2025	1012.336	0.068	1.583	0.571	96.524	1.742	0.068	0.004	0.008	0.001	0.002	0.000	0.000
08/29/2025	1011.041	0.073	1.630	0.571	96.544	1.691	0.050	0.003	0.005	0.001	0.001	0.000	0.000
08/28/2025	1011.610	0.069	1.679	0.572	96.400	1.763	0.074	0.004	0.008	0.002	0.002	0.000	0.000
08/27/2025	1009.890	0.063	1.679	0.571	96.577	1.637	0.039	0.002	0.002	0.000	0.000	0.000	0.000
08/26/2025	1007.402	0.062	1.929	0.572	96.336	1.617	0.049	0.002	0.003	0.000	0.000	0.000	0.000
08/25/2025	1007.178	0.065	1.943	0.572	96.327	1.610	0.049	0.002	0.003	0.000	0.000	0.000	0.000
08/24/2025	1007.035	0.067	1.950	0.572	96.320	1.610	0.048	0.002	0.003	0.000	0.000	0.000	0.000
08/23/2025	1009.450	0.066	1.713	0.571	96.555	1.617	0.043	0.002	0.003	0.000	0.001	0.000	0.000
08/22/2025	1008.992	0.065	1.944	0.573	96.118	1.796	0.066	0.004	0.006	0.001	0.001	0.000	0.000
08/21/2025	1014.567	0.076	1.829	0.576	95.805	2.099	0.135	0.012	0.025	0.006	0.006	0.003	0.003
08/20/2025	1011.201	0.079	1.911	0.574	95.871	2.062	0.066	0.003	0.006	0.001	0.001	0.000	0.000
08/19/2025	1008.469	0.069	1.788	0.571	96.495	1.605	0.040	0.002	0.002	0.000	0.000	0.000	0.000
08/18/2025	1008.421	0.084	1.755	0.571	96.536	1.587	0.034	0.001	0.002	0.000	0.000	0.000	0.000
08/17/2025	1009.098	0.067	1.722	0.571	96.554	1.625	0.030	0.000	0.001	0.000	0.000	0.000	0.000
08/16/2025	1010.088	0.067	1.691	0.571	96.496	1.716	0.029	0.000	0.001	0.000	0.000	0.000	0.000
08/15/2025	1007.435	0.077	2.003	0.573	96.113	1.759	0.045	0.001	0.001	0.000	0.000	0.000	0.000
08/14/2025	1007.366	0.065	1.966	0.572	96.254	1.655	0.053	0.003	0.004	0.001	0.001	0.000	0.000
08/13/2025	1005.961	0.068	2.261	0.575	95.757	1.841	0.066	0.003	0.004	0.001	0.001	0.000	0.000
08/12/2025	1008.947	0.070	1.919	0.573	96.128	1.835	0.046	0.001	0.001	0.000	0.000	0.000	0.000
08/11/2025	1010.669	0.065	1.733	0.572	96.346	1.812	0.041	0.002	0.002	0.000	0.000	0.000	0.000
08/10/2025	1010.380	0.058	1.668	0.571	96.543	1.693	0.036	0.001	0.001	0.000	0.000	0.000	0.000
08/09/2025	1009.990	0.055	1.654	0.570	96.623	1.636	0.029	0.001	0.001	0.000	0.000	0.000	0.000
08/08/2025	1010.974	0.062	1.614	0.571	96.579	1.710	0.032	0.001	0.002	0.000	0.000	0.000	0.000
08/07/2025	1012.496	0.069	1.608	0.572	96.423	1.835	0.052	0.004	0.007	0.001	0.001	0.000	0.000
08/06/2025	1012.179	0.071	1.616	0.572	96.425	1.834	0.044	0.003	0.005	0.001	0.001	0.000	0.000
08/05/2025	1009.305	0.067	1.911	0.573	96.124	1.838	0.055	0.002	0.003	0.000	0.000	0.000	0.000
08/04/2025	1011.903	0.078	1.660	0.572	96.346	1.853	0.054	0.003	0.004	0.001	0.001	0.000	0.000
08/03/2025	1010.891	0.070	1.601	0.571	96.629	1.646	0.043	0.003	0.005	0.001	0.001	0.000	0.000
08/02/2025	1010.744	0.072	1.604	0.571	96.621	1.660	0.036	0.002	0.003	0.000	0.001	0.000	0.000
08/01/2025	1009.910	0.077	1.613	0.570	96.705	1.558	0.039	0.003	0.004	0.001	0.001	0.000	0.000
07/31/2025	1009.307	0.075	1.663	0.570	96.677	1.535	0.041	0.003	0.004	0.001	0.001	0.000	0.000
07/30/2025	1007.788	0.076	1.885	0.572	96.347	1.646	0.043	0.002	0.002	0.000	0.000	0.000	0.000
07/29/2025	1007.543	0.059	1.666	0.569	96.904	1.342	0.026	0.001	0.001	0.000	0.000	0.000	0.000
07/28/2025	1009.413	0.058	1.651	0.570	96.714	1.535	0.037	0.001	0.002	0.000	0.000	0.000	0.000
07/27/2025	1009.522	0.057	1.659	0.570	96.682	1.562	0.036	0.002	0.002	0.000	0.000	0.000	0.000
07/26/2025	1008.747	0.053	1.682	0.570	96.729	1.504	0.030	0.001	0.001	0.000	0.000	0.000	0.000
07/25/2025	1009.559	0.061	1.686	0.571	96.599	1.618	0.033	0.001	0.002	0.000	0.000	0.000	0.000
07/24/2025	1009.827	0.062	1.699	0.571	96.530	1.672	0.033	0.001	0.002	0.000	0.000	0.000	0.000
07/23/2025	1012.249	0.086	1.699	0.573	96.185	1.973	0.051	0.002	0.003	0.000	0.000	0.000	0.000
07/22/2025	1011.179	0.087	1.897	0.574	95.872	2.079	0.057	0.002	0.004	0.001	0.001	0.000	0.000
07/21/2025	1009.603	0.079	1.973	0.574	95.906	1.986	0.052	0.002	0.002	0.000	0.000	0.000	0.000
07/20/2025	1008.710	0.084	1.988	0.574	95.999	1.855	0.065	0.003	0.005	0.001	0.001	0.000	0.000
07/19/2025	1008.174	0.036	2.063	0.573	96.011	1.814	0.064	0.003	0.006	0.001	0.001	0.000	0.000
07/18/2025	1008.618	0.064	2.004	0.573	96.025	1.828	0.067	0.003	0.005	0.001	0.001	0.000	0.000
07/17/2025	1013.028	0.067	1.655	0.573	96.230	1.992	0.050	0.002	0.003	0.000	0.000	0.000	0.000