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Gas Quality / Gas Quality By Date

Date Requested: Nov 01 2025 2:49 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


11/01/2025	980.553	0.000	4.086	0.577	95.033	0.784	0.073	0.004	0.013	0.002	0.003	0.001	0.001
10/31/2025	979.301	0.000	4.111	0.576	95.092	0.729	0.054	0.003	0.007	0.001	0.001	0.000	0.000
10/30/2025	985.985	0.000	4.153	0.581	94.181	1.542	0.106	0.003	0.009	0.001	0.002	0.000	0.000
10/29/2025	989.629	0.000	4.189	0.583	93.715	1.899	0.166	0.006	0.017	0.003	0.003	0.001	0.001
10/28/2025	979.829	0.000	4.136	0.577	94.966	0.827	0.058	0.003	0.007	0.001	0.001	0.000	0.000
10/27/2025	978.606	0.000	4.170	0.576	95.017	0.762	0.044	0.001	0.003	0.000	0.000	0.000	0.000
10/26/2025	977.661	0.000	4.201	0.576	95.060	0.695	0.040	0.001	0.002	0.000	0.000	0.000	0.000
10/25/2025	978.298	0.000	4.138	0.576	95.115	0.711	0.036	0.000	0.001	0.000	0.000	0.000	0.000
10/24/2025	982.517	0.000	4.118	0.578	94.630	1.196	0.055	0.001	0.001	0.000	0.000	0.000	0.000
10/23/2025	979.779	0.000	4.133	0.577	94.987	0.807	0.058	0.002	0.008	0.001	0.002	0.001	0.001
10/22/2025	979.153	0.000	4.131	0.576	95.049	0.762	0.049	0.002	0.005	0.001	0.001	0.000	0.000
10/21/2025	980.384	0.000	4.120	0.577	95.016	0.741	0.086	0.006	0.019	0.004	0.004	0.002	0.002
10/20/2025	978.344	0.000	4.117	0.576	95.154	0.694	0.033	0.000	0.001	0.000	0.000	0.000	0.000
10/19/2025	979.056	0.000	4.121	0.576	95.054	0.789	0.035	0.000	0.001	0.000	0.000	0.000	0.000
10/18/2025	980.578	0.000	4.106	0.577	94.906	0.940	0.044	0.001	0.003	0.000	0.000	0.000	0.000
10/17/2025	985.843	0.000	4.054	0.580	94.365	1.505	0.071	0.001	0.002	0.000	0.000	0.000	0.000
10/16/2025	987.354	0.000	4.059	0.581	94.160	1.704	0.073	0.001	0.002	0.000	0.000	0.000	0.000
10/15/2025	980.911	0.000	4.085	0.577	94.981	0.841	0.071	0.004	0.012	0.002	0.003	0.001	0.001
10/14/2025	983.286	0.000	4.054	0.578	94.809	0.998	0.100	0.006	0.020	0.004	0.005	0.001	0.001
10/13/2025	982.729	0.000	4.082	0.578	94.843	0.920	0.110	0.007	0.024	0.005	0.005	0.002	0.002
10/12/2025	980.751	0.000	4.082	0.577	94.972	0.874	0.058	0.002	0.007	0.001	0.001	0.000	0.000
10/11/2025	982.191	0.001	4.081	0.578	94.846	0.962	0.083	0.005	0.014	0.003	0.003	0.001	0.001
10/10/2025	979.760	0.000	4.245	0.578	94.700	0.999	0.049	0.001	0.004	0.001	0.001	0.000	0.000
10/09/2025	978.983	0.000	4.084	0.576	95.151	0.730	0.033	0.000	0.002	0.000	0.000	0.000	0.000
10/08/2025	980.688	0.000	4.064	0.576	94.998	0.886	0.046	0.001	0.004	0.001	0.001	0.000	0.000
10/07/2025	980.249	0.000	4.079	0.576	95.022	0.845	0.047	0.001	0.004	0.001	0.001	0.000	0.000
10/06/2025	980.172	0.000	4.065	0.576	95.070	0.808	0.049	0.002	0.005	0.001	0.001	0.000	0.000
10/05/2025	981.548	0.000	4.050	0.577	94.941	0.941	0.056	0.002	0.006	0.001	0.001	0.000	0.000
10/04/2025	982.614	0.000	4.041	0.577	94.800	1.105	0.049	0.001	0.003	0.000	0.001	0.000	0.000
10/03/2025	980.245	0.000	4.078	0.576	95.052	0.798	0.057	0.003	0.008	0.001	0.002	0.001	0.001
10/02/2025	982.390	0.000	4.080	0.578	94.761	1.089	0.059	0.002	0.006	0.001	0.001	0.000	0.000
10/01/2025	988.592	0.002	4.053	0.581	94.041	1.794	0.104	0.002	0.003	0.000	0.000	0.000	0.000
09/30/2025	993.679	0.000	4.021	0.584	93.479	2.370	0.123	0.002	0.004	0.000	0.000	0.000	0.000
09/29/2025	980.613	0.000	4.072	0.576	95.030	0.819	0.061	0.003	0.009	0.002	0.002	0.001	0.001
09/28/2025	982.255	0.000	4.051	0.577	94.853	1.024	0.060	0.002	0.007	0.001	0.001	0.001	0.001
09/27/2025	982.253	0.000	4.055	0.577	94.856	1.008	0.064	0.003	0.009	0.002	0.002	0.001	0.001
09/26/2025	980.271	0.000	4.058	0.576	95.064	0.829	0.043	0.001	0.004	0.001	0.001	0.000	0.000
09/25/2025	991.756	0.000	2.983	0.572	96.039	0.947	0.030	0.000	0.001	0.000	0.000	0.000	0.000
09/24/2025	991.163	0.000	3.211	0.574	95.602	1.146	0.038	0.002	0.001	0.000	0.000	0.000	0.000
09/23/2025	990.295	0.002	3.629	0.578	94.764	1.537	0.061	0.001	0.003	0.001	0.001	0.000	0.000
09/22/2025	989.630	0.000	3.235	0.573	95.785	0.911	0.055	0.002	0.007	0.001	0.002	0.001	0.001
09/21/2025	992.926	0.002	2.965	0.573	95.961	1.015	0.047	0.002	0.005	0.001	0.001	0.000	0.000
09/20/2025	992.962	0.007	2.942	0.572	95.964	1.052	0.034	0.000	0.001	0.000	0.000	0.000	0.000
09/19/2025	992.412	0.046	2.868	0.572	96.110	0.950	0.026	0.000	0.000	0.000	0.000	0.000	0.000
09/18/2025	991.232	0.052	2.961	0.572	96.036	0.923	0.028	0.000	0.001	0.000	0.000	0.000	0.000
09/17/2025	995.339	0.092	2.847	0.574	95.668	1.366	0.026	0.000	0.000	0.000	0.000	0.000	0.000
09/16/2025	1000.876	0.000	2.658	0.574	95.610	1.696	0.035	0.000	0.001	0.000	0.000	0.000	0.000
09/15/2025	993.235	0.020	2.828	0.572	96.179	0.925	0.045	0.001	0.002	0.000	0.000	0.000	0.000
09/14/2025	994.197	0.006	2.788	0.572	96.193	0.955	0.052	0.002	0.003	0.000	0.000	0.000	0.000
09/13/2025	984.798	0.000	3.776	0.576	95.201	0.926	0.073	0.004	0.013	0.003	0.003	0.001	0.001
09/12/2025	982.032	0.000	3.998	0.577	94.957	1.005	0.040	0.000	0.001	0.000	0.000	0.000	0.000
09/11/2025	979.261	0.000	4.086	0.576	95.106	0.775	0.033	0.000	0.001	0.000	0.000	0.000	0.000
09/10/2025	980.946	0.000	4.074	0.577	94.958	0.904	0.052	0.002	0.006	0.001	0.001	0.000	0.000
09/09/2025	980.823	0.000	4.097	0.577	94.954	0.862	0.066	0.004	0.011	0.002	0.002	0.001	0.001
09/08/2025	981.515	0.000	4.104	0.577	94.850	0.956	0.070	0.003	0.010	0.002	0.002	0.001	0.001
09/07/2025	979.708	0.000	4.120	0.576	95.027	0.780	0.058	0.003	0.008	0.001	0.002	0.001	0.001
09/06/2025	983.253	0.000	4.065	0.578	94.684	1.173	0.074	0.001	0.003	0.000	0.000	0.000	0.000
09/05/2025	980.122	0.001	4.073	0.576	95.034	0.849	0.041	0.001	0.002	0.000	0.000	0.000	0.000
09/04/2025	978.421	0.000	4.110	0.575	95.160	0.696	0.033	0.000	0.001	0.000	0.000	0.000	0.000
09/03/2025	979.920	0.000	4.083	0.576	95.043	0.828	0.041	0.001	0.003	0.000	0.000	0.000	0.000
09/02/2025	981.641	0.000	4.078	0.577	94.920	0.895	0.080	0.004	0.014	0.003	0.003	0.001	0.001
09/01/2025	983.454	0.000	3.918	0.577	94.989	1.033	0.052	0.002	0.005	0.001	0.001	0.000	0.000
08/31/2025	984.744	0.001	3.821	0.576	95.019	1.119	0.037	0.002	0.002	0.000	0.000	0.000	0.000
08/30/2025	978.971	0.000	4.096	0.576	95.121	0.749	0.034	0.000	0.001	0.000	0.000	0.000	0.000
08/29/2025	980.177	0.000	4.093	0.576	94.975	0.894	0.037	0.000	0.001	0.000	0.000	0.000	0.000
08/28/2025	980.355	0.000	4.076	0.576	94.993	0.893	0.036	0.000	0.001	0.000	0.000	0.000	0.000
08/27/2025	979.999	0.000	4.062	0.576	95.078	0.819	0.039	0.001	0.002	0.000	0.000	0.000	0.000
08/26/2025	979.241	0.000	4.065	0.576	95.158	0.743	0.032	0.000	0.001	0.000	0.000	0.000	0.000
08/25/2025	979.202	0.000	4.067	0.576	95.156	0.745	0.031	0.000	0.001	0.000	0.000	0.000	0.000
08/24/2025	978.489	0.000	4.081	0.575	95.216	0.671	0.031	0.000	0.001	0.000	0.000	0.000	0.000
08/23/2025	978.742	0.000	4.072	0.575	95.206	0.691	0.031	0.000	0.001	0.000	0.000	0.000	0.000
08/22/2025	979.515	0.000	4.007	0.575	95.261	0.695	0.034	0.000	0.002	0.000	0.000	0.000	0.000
08/21/2025	979.834	0.000	4.054	0.576	95.144	0.742	0.048	0.002	0.006	0.001	0.001	0.001	0.001
08/20/2025	981.315	0.000	4.015	0.576	95.019	0.920	0.042	0.001	0.002	0.000	0.000	0.000	0.000
08/19/2025	981.467	0.000	4.020	0.576	94.989	0.943	0.044	0.001	0.002	0.000	0.000	0.000	0.000
08/18/2025	979.998	0.000	4.101	0.576	94.981	0.879	0.038	0.000	0.001	0.000	0.000	0.000	0.000
08/17/2025	980.002	0.000	4.102	0.576	94.979	0.877	0.040	0.000	0.001	0.000	0.000	0.000	0.000
08/16/2025	978.762	0.000	4.192	0.577	94.928	0.841	0.037	0.000	0.001	0.000	0.000	0.000	0.000
08/15/2025	982.020	0.000	4.228	0.579	94.431	1.291	0.049	0.000	0.001	0.000	0.000	0.000	0.000
08/14/2025	978.004	0.000	4.279	0.577	94.860	0.801	0.049	0.002	0.006	0.001	0.001	0.000	0.000
08/13/2025	981.182	0.000	4.109	0.577	94.814	1.032	0.044	0.000	0.001	0.000	0.000	0.000	0.000
08/12/2025	981.756	0.000	4.098	0.577	94.759	1.102	0.040	0.000	0.001	0.000	0.000	0.000	0.000
08/11/2025	982.300	0.000	4.039	0.577	94.851	1.054	0.049	0.001	0.004	0.001	0.001	0.000	0.000
08/10/2025	984.473	0.000	4.021	0.578	94.606	1.318	0.051	0.001	0.003	0.000	0.000	0.000	0.000
08/09/2025	995.023	0.000	3.793	0.583	93.805	2.304	0.093	0.002	0.004	0.000	0.001	0.000	0.000
08/08/2025	996.406	0.000	2.638	0.571	96.224	1.117	0.021	0.000	0.000	0.000	0.000	0.000	0.000
08/07/2025	994.771	0.000	2.679	0.571	96.336	0.968	0.017	0.000	0.000	0.000	0.000	0.000	0.000
08/06/2025	996.947	0.003	2.655	0.572	96.108	1.211	0.023	0.000	0.000	0.000	0.000	0.000	0.000
08/05/2025	997.956	0.005	2.637	0.572	96.014	1.321	0.023	0.000	0.000	0.000	0.000	0.000	0.000
08/04/2025	997.423	0.000	2.624	0.572	96.126	1.227	0.023	0.000	0.000	0.000	0.000	0.000	0.000
08/03/2025	994.977	0.000	2.646	0.571	96.389	0.946	0.019	0.000	0.000	0.000	0.000	0.000	0.000
08/02/2025	994.463	0.000	2.652	0.570	96.440	0.890	0.017	0.000	0.000	0.000	0.000	0.000	0.000
08/01/2025	998.315	0.001	2.635	0.573	95.987	1.351	0.027	0.000	0.000	0.000	0.000	0.000	0.000
07/31/2025	993.287	0.011	2.811	0.571	96.212	0.939	0.025	0.000	0.001	0.000	0.000	0.000	0.000