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Gas Quality / Gas Quality By Date

Date Requested: Feb 28 2026 7:58 AM

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


02/28/2026	980.287	0.004	4.124	0.577	94.897	0.928	0.039	0.002	0.004	0.001	0.001
02/27/2026	980.287	0.004	4.124	0.577	94.897	0.928	0.039	0.002	0.004	0.001	0.001
02/26/2026	981.076	0.002	4.092	0.577	94.882	0.973	0.040	0.003	0.006	0.001	0.001
02/25/2026	979.313	0.004	4.103	0.576	95.044	0.823	0.021	0.001	0.002	0.000	0.000
02/24/2026	979.283	0.008	4.090	0.576	95.060	0.824	0.017	0.000	0.001	0.000	0.000
02/23/2026	981.425	0.007	4.001	0.576	94.992	0.979	0.019	0.000	0.001	0.000	0.000
02/22/2026	980.339	0.008	4.032	0.576	95.052	0.895	0.013	0.000	0.000	0.000	0.000
02/21/2026	979.654	0.003	4.067	0.576	95.071	0.843	0.015	0.000	0.000	0.000	0.000
02/20/2026	980.139	0.007	4.031	0.576	95.095	0.846	0.019	0.001	0.001	0.000	0.000
02/19/2026	982.976	0.004	4.061	0.578	94.683	1.214	0.032	0.002	0.003	0.001	0.001
02/18/2026	981.171	0.003	4.154	0.578	94.695	1.116	0.026	0.001	0.003	0.001	0.001
02/17/2026	986.016	0.009	4.064	0.580	94.280	1.595	0.044	0.002	0.004	0.001	0.001
02/16/2026	977.747	0.003	4.242	0.577	94.946	0.771	0.030	0.002	0.004	0.001	0.001
02/15/2026	978.217	0.002	4.147	0.576	95.102	0.713	0.030	0.002	0.003	0.000	0.000
02/14/2026	978.832	0.002	4.064	0.575	95.203	0.705	0.023	0.001	0.002	0.000	0.000
02/13/2026	980.774	0.001	4.007	0.576	95.096	0.860	0.030	0.002	0.003	0.000	0.000
02/12/2026	982.523	0.002	3.967	0.577	94.948	1.056	0.025	0.001	0.002	0.000	0.000
02/11/2026	982.511	0.002	3.929	0.576	95.023	1.031	0.015	0.000	0.000	0.000	0.000
02/10/2026	986.234	0.002	3.906	0.578	94.614	1.446	0.031	0.001	0.001	0.000	0.000
02/09/2026	989.802	0.002	3.862	0.580	94.274	1.809	0.045	0.002	0.004	0.001	0.001
02/08/2026	987.085	0.003	3.873	0.579	94.582	1.504	0.034	0.001	0.002	0.000	0.000
02/07/2026	987.974	0.032	3.876	0.580	94.373	1.699	0.021	0.000	0.000	0.000	0.000
02/06/2026	983.810	0.002	3.884	0.577	94.959	1.138	0.016	0.000	0.000	0.000	0.000
02/05/2026	982.644	0.003	3.938	0.576	94.994	1.040	0.022	0.001	0.001	0.000	0.000
02/04/2026	985.776	0.002	3.890	0.578	94.701	1.381	0.023	0.001	0.001	0.000	0.000
02/03/2026	988.493	0.005	3.875	0.579	94.421	1.636	0.054	0.003	0.005	0.001	0.001
02/02/2026	988.932	0.002	3.908	0.580	94.337	1.657	0.077	0.005	0.010	0.002	0.002
02/01/2026	996.739	0.004	3.801	0.584	93.535	2.581	0.071	0.002	0.005	0.001	0.001
01/31/2026	994.958	0.001	3.880	0.584	93.546	2.529	0.044	0.000	0.000	0.000	0.000
01/30/2026	990.052	0.005	3.861	0.580	94.206	1.900	0.029	0.000	0.000	0.000	0.000
01/29/2026	982.043	0.005	3.942	0.576	95.043	0.998	0.012	0.000	0.000	0.000	0.000
01/28/2026	1000.802	0.002	3.805	0.587	92.958	3.190	0.045	0.000	0.000	0.000	0.000
01/27/2026	1017.357	0.002	3.718	0.596	91.044	5.151	0.085	0.000	0.000	0.000	0.000
01/26/2026	1001.006	0.001	3.954	0.588	92.584	3.418	0.043	0.000	0.000	0.000	0.000
01/25/2026	990.745	0.014	4.135	0.584	93.466	2.346	0.039	0.000	0.000	0.000	0.000
01/24/2026	992.999	0.004	3.767	0.581	94.045	2.153	0.031	0.000	0.000	0.000	0.000
01/23/2026	984.973	0.001	3.854	0.577	94.888	1.234	0.021	0.001	0.001	0.000	0.000
01/22/2026	990.378	0.017	3.851	0.581	94.163	1.935	0.034	0.000	0.000	0.000	0.000
01/21/2026	1002.411	0.007	3.769	0.587	92.860	3.279	0.084	0.000	0.000	0.000	0.000
01/20/2026	998.087	0.015	3.816	0.585	93.272	2.833	0.061	0.000	0.001	0.000	0.000
01/19/2026	996.313	0.023	3.817	0.584	93.482	2.616	0.061	0.000	0.000	0.000	0.000
01/18/2026	993.828	0.009	3.805	0.582	93.869	2.256	0.058	0.001	0.002	0.000	0.000
01/17/2026	986.437	0.003	3.826	0.578	94.761	1.383	0.026	0.000	0.001	0.000	0.000
01/16/2026	984.590	0.002	3.891	0.577	94.870	1.197	0.035	0.001	0.003	0.000	0.000
01/15/2026	987.152	0.003	3.842	0.578	94.633	1.493	0.029	0.000	0.000	0.000	0.000
01/14/2026	983.028	0.005	3.930	0.577	94.951	1.098	0.017	0.000	0.000	0.000	0.000
01/13/2026	982.364	0.004	3.945	0.576	95.002	1.033	0.016	0.000	0.000	0.000	0.000
01/12/2026	981.542	0.006	3.904	0.575	95.199	0.876	0.015	0.000	0.000	0.000	0.000
01/11/2026	980.098	0.012	3.981	0.575	95.202	0.782	0.020	0.001	0.001	0.000	0.000
01/10/2026	983.115	0.005	3.951	0.577	94.891	1.135	0.019	0.000	0.000	0.000	0.000
01/09/2026	980.058	0.005	4.013	0.576	95.142	0.825	0.015	0.000	0.000	0.000	0.000
01/08/2026	980.931	0.006	3.979	0.576	95.130	0.851	0.028	0.001	0.003	0.001	0.001
01/07/2026	980.832	0.007	3.972	0.576	95.139	0.859	0.020	0.001	0.001	0.000	0.000
01/06/2026	981.075	0.004	3.951	0.576	95.179	0.832	0.026	0.001	0.003	0.001	0.001
01/05/2026	982.417	0.005	3.946	0.576	94.986	1.052	0.012	0.000	0.000	0.000	0.000
01/04/2026	987.611	0.007	3.904	0.579	94.412	1.656	0.020	0.000	0.000	0.000	0.000
01/03/2026	988.825	0.007	3.904	0.580	94.254	1.814	0.021	0.000	0.000	0.000	0.000
01/02/2026	988.268	0.004	3.853	0.579	94.453	1.670	0.021	0.000	0.000	0.000	0.000
01/01/2026	980.627	0.005	3.929	0.575	95.258	0.796	0.012	0.000	0.000	0.000	0.000
12/31/2025	978.974	0.009	3.975	0.575	95.357	0.648	0.011	0.000	0.000	0.000	0.000
12/30/2025	979.160	0.005	3.934	0.574	95.435	0.617	0.009	0.000	0.000	0.000	0.000
12/29/2025	986.453	0.004	3.903	0.578	94.575	1.494	0.023	0.000	0.001	0.000	0.000
12/28/2025	983.699	0.003	3.910	0.577	94.924	1.138	0.021	0.001	0.002	0.000	0.000
12/27/2025	986.913	0.003	3.875	0.578	94.588	1.508	0.024	0.001	0.001	0.000	0.000
12/26/2025	986.807	0.006	3.874	0.578	94.591	1.508	0.020	0.000	0.001	0.000	0.000
12/25/2025	987.058	0.005	3.817	0.578	94.689	1.467	0.020	0.000	0.001	0.000	0.000
12/24/2025	990.125	0.001	3.789	0.580	94.381	1.794	0.033	0.001	0.001	0.000	0.000
12/23/2025	988.366	0.011	3.832	0.579	94.500	1.612	0.039	0.001	0.003	0.001	0.001
12/22/2025	984.563	0.007	3.933	0.578	94.759	1.266	0.032	0.001	0.002	0.000	0.000
12/21/2025	985.633	0.011	3.893	0.578	94.683	1.395	0.018	0.000	0.000	0.000	0.000
12/20/2025	980.953	0.005	3.897	0.575	95.291	0.797	0.010	0.000	0.000	0.000	0.000
12/19/2025	981.240	0.009	3.920	0.575	95.214	0.826	0.026	0.001	0.003	0.000	0.000
12/18/2025	981.130	0.008	4.059	0.577	94.891	1.023	0.018	0.000	0.001	0.000	0.000
12/17/2025	984.710	0.008	3.892	0.577	94.861	1.179	0.054	0.002	0.004	0.000	0.000
12/16/2025	981.630	0.002	3.819	0.574	95.399	0.760	0.017	0.001	0.001	0.000	0.000
12/15/2025	981.725	0.004	3.854	0.575	95.322	0.786	0.029	0.001	0.003	0.000	0.000
12/14/2025	981.070	0.005	3.892	0.575	95.315	0.756	0.026	0.002	0.003	0.001	0.001
12/13/2025	980.794	0.012	3.881	0.575	95.343	0.743	0.018	0.001	0.001	0.000	0.000
12/12/2025	981.635	0.014	3.857	0.575	95.308	0.783	0.031	0.002	0.004	0.001	0.001
12/11/2025	980.893	0.018	3.895	0.575	95.283	0.783	0.019	0.000	0.001	0.000	0.000
12/10/2025	980.615	0.008	3.909	0.575	95.305	0.763	0.015	0.000	0.000	0.000	0.000
12/09/2025	980.903	0.007	3.930	0.575	95.245	0.785	0.028	0.002	0.003	0.000	0.000
12/08/2025	982.501	0.013	3.914	0.576	95.074	0.953	0.038	0.002	0.004	0.001	0.001
12/07/2025	980.088	0.012	3.919	0.575	95.337	0.719	0.012	0.000	0.000	0.000	0.000
12/06/2025	980.707	0.014	3.898	0.575	95.322	0.740	0.023	0.001	0.002	0.000	0.000
12/05/2025	980.951	0.014	3.930	0.575	95.217	0.811	0.024	0.001	0.002	0.000	0.000
12/04/2025	978.552	0.012	4.080	0.575	95.158	0.741	0.009	0.000	0.000	0.000	0.000
12/03/2025	980.468	0.002	3.949	0.575	95.235	0.803	0.009	0.000	0.000	0.000	0.000
12/02/2025	980.991	0.004	3.956	0.576	95.149	0.881	0.010	0.000	0.000	0.000	0.000
12/01/2025	980.387	0.002	3.927	0.575	95.299	0.765	0.008	0.000	0.000	0.000	0.000
11/30/2025	980.720	0.003	3.921	0.575	95.280	0.779	0.014	0.001	0.002	0.000	0.000
11/29/2025	978.827	0.003	4.065	0.575	95.178	0.746	0.008	0.000	0.000	0.000	0.000
11/28/2025	980.196	0.008	3.958	0.575	95.262	0.744	0.024	0.001	0.002	0.000	0.000
11/27/2025	979.615	0.015	4.003	0.575	95.198	0.768	0.014	0.000	0.001	0.000	0.000