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Gas Quality / Gas Quality By Date

Date Requested: Jan 14 2026 1:43 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


01/14/2026	1000.310	0.000	3.559	0.584	93.825	2.395	0.182	0.007	0.021	0.004	0.004	0.001	0.001
01/13/2026	1000.093	0.000	3.565	0.584	93.840	2.374	0.181	0.007	0.022	0.004	0.005	0.001	0.001
01/12/2026	999.830	0.000	3.573	0.583	93.856	2.350	0.181	0.007	0.022	0.004	0.005	0.001	0.001
01/11/2026	999.442	0.000	3.584	0.583	93.881	2.313	0.181	0.007	0.022	0.004	0.005	0.001	0.001
01/10/2026	998.680	0.000	3.607	0.583	93.930	2.241	0.179	0.007	0.023	0.004	0.005	0.001	0.001
01/09/2026	998.110	0.000	3.624	0.583	93.967	2.188	0.178	0.008	0.024	0.004	0.005	0.002	0.002
01/08/2026	997.647	0.000	3.637	0.583	93.997	2.144	0.177	0.008	0.024	0.004	0.005	0.002	0.002
01/07/2026	997.171	0.000	3.651	0.583	94.026	2.101	0.176	0.008	0.025	0.004	0.005	0.002	0.002
01/06/2026	996.631	0.000	3.667	0.582	94.061	2.051	0.175	0.008	0.025	0.005	0.005	0.002	0.002
01/05/2026	995.935	0.000	3.687	0.582	94.106	1.986	0.173	0.008	0.026	0.005	0.005	0.002	0.002
01/04/2026	994.996	0.000	3.714	0.582	94.167	1.901	0.171	0.008	0.026	0.005	0.006	0.002	0.002
01/03/2026	993.805	0.000	3.744	0.581	94.249	1.792	0.166	0.008	0.027	0.005	0.006	0.002	0.002
01/02/2026	984.507	0.000	4.020	0.578	94.779	1.025	0.127	0.008	0.027	0.005	0.006	0.002	0.002
01/01/2026	999.937	0.002	3.257	0.580	94.454	2.152	0.119	0.003	0.009	0.002	0.002	0.000	0.000
12/31/2025	992.039	0.000	2.733	0.570	96.571	0.677	0.019	0.000	0.000	0.000	0.000	0.000	0.000
12/30/2025	989.749	0.000	2.958	0.570	96.357	0.656	0.027	0.001	0.001	0.000	0.000	0.000	0.000
12/29/2025	989.735	0.000	2.991	0.571	96.277	0.706	0.025	0.000	0.000	0.000	0.000	0.000	0.000
12/28/2025	992.122	0.003	2.891	0.571	96.237	0.812	0.047	0.002	0.005	0.001	0.001	0.000	0.000
12/27/2025	992.259	0.000	3.134	0.574	95.723	1.041	0.079	0.004	0.012	0.002	0.003	0.001	0.001
12/26/2025	993.284	0.000	2.916	0.572	96.101	0.876	0.082	0.004	0.013	0.002	0.003	0.001	0.001
12/25/2025	991.978	0.000	2.869	0.571	96.276	0.825	0.029	0.000	0.001	0.000	0.000	0.000	0.000
12/24/2025	996.914	0.014	2.823	0.574	95.715	1.407	0.039	0.000	0.001	0.000	0.000	0.000	0.000
12/23/2025	992.324	0.037	2.770	0.571	96.371	0.797	0.024	0.000	0.001	0.000	0.000	0.000	0.000
12/22/2025	992.363	0.028	2.792	0.571	96.354	0.786	0.035	0.001	0.003	0.000	0.001	0.000	0.000
12/21/2025	993.665	0.004	2.734	0.571	96.400	0.800	0.050	0.002	0.006	0.001	0.001	0.000	0.000
12/20/2025	993.199	0.054	2.831	0.572	96.080	1.003	0.030	0.000	0.001	0.000	0.000	0.000	0.000
12/19/2025	993.615	0.000	2.712	0.570	96.475	0.749	0.052	0.002	0.006	0.001	0.001	0.000	0.000
12/18/2025	994.224	0.007	2.672	0.570	96.488	0.757	0.060	0.003	0.008	0.001	0.002	0.001	0.001
12/17/2025	994.249	0.016	2.752	0.571	96.233	0.957	0.037	0.001	0.003	0.001	0.001	0.000	0.000
12/16/2025	999.085	0.001	2.966	0.577	95.339	1.476	0.192	0.007	0.015	0.002	0.002	0.001	0.001
12/15/2025	993.157	0.006	2.804	0.571	96.285	0.853	0.043	0.002	0.004	0.001	0.001	0.000	0.000
12/14/2025	997.792	0.012	2.871	0.575	95.598	1.387	0.118	0.003	0.007	0.001	0.001	0.000	0.000
12/13/2025	992.738	0.000	2.825	0.571	96.300	0.831	0.038	0.001	0.003	0.001	0.001	0.000	0.000
12/12/2025	992.880	0.006	2.894	0.572	96.145	0.882	0.059	0.003	0.007	0.001	0.002	0.001	0.001
12/11/2025	991.843	0.032	2.839	0.571	96.302	0.787	0.035	0.001	0.003	0.000	0.000	0.000	0.000
12/10/2025	993.172	0.015	2.700	0.570	96.482	0.770	0.030	0.001	0.002	0.000	0.000	0.000	0.000
12/09/2025	992.862	0.000	2.671	0.569	96.628	0.667	0.031	0.001	0.002	0.000	0.000	0.000	0.000
12/08/2025	992.014	0.001	2.829	0.571	96.400	0.712	0.048	0.002	0.006	0.001	0.001	0.000	0.000
12/07/2025	992.284	0.003	2.771	0.570	96.478	0.703	0.038	0.001	0.004	0.001	0.001	0.000	0.000
12/06/2025	992.174	0.010	2.736	0.570	96.527	0.704	0.023	0.000	0.000	0.000	0.000	0.000	0.000
12/05/2025	991.299	0.012	2.866	0.571	96.337	0.759	0.025	0.000	0.001	0.000	0.000	0.000	0.000
12/04/2025	993.380	0.043	3.002	0.574	95.692	1.224	0.037	0.001	0.001	0.000	0.000	0.000	0.000
12/03/2025	992.204	0.044	2.877	0.572	96.120	0.934	0.026	0.000	0.000	0.000	0.000	0.000	0.000
12/02/2025	990.807	0.003	2.856	0.570	96.446	0.669	0.025	0.000	0.001	0.000	0.000	0.000	0.000
12/01/2025	992.403	0.000	2.680	0.569	96.651	0.645	0.023	0.000	0.000	0.000	0.000	0.000	0.000
11/30/2025	992.815	0.000	2.713	0.570	96.524	0.737	0.026	0.000	0.000	0.000	0.000	0.000	0.000
11/29/2025	992.576	0.000	2.712	0.570	96.554	0.708	0.025	0.000	0.000	0.000	0.000	0.000	0.000
11/28/2025	992.242	0.001	2.732	0.570	96.551	0.691	0.025	0.000	0.001	0.000	0.000	0.000	0.000
11/27/2025	992.189	0.000	2.733	0.570	96.555	0.689	0.022	0.000	0.000	0.000	0.000	0.000	0.000
11/26/2025	994.929	0.026	2.823	0.573	95.927	1.201	0.022	0.000	0.000	0.000	0.000	0.000	0.000
11/25/2025	996.723	0.005	2.908	0.574	95.621	1.384	0.070	0.002	0.007	0.001	0.001	0.000	0.000
11/24/2025	993.770	0.013	2.670	0.570	96.501	0.769	0.040	0.002	0.004	0.001	0.001	0.000	0.000
11/23/2025	993.752	0.017	2.679	0.570	96.464	0.797	0.037	0.001	0.003	0.000	0.001	0.000	0.000
11/22/2025	994.487	0.000	2.643	0.570	96.493	0.820	0.038	0.001	0.003	0.001	0.001	0.000	0.000
11/21/2025	993.498	0.000	2.714	0.570	96.448	0.797	0.035	0.001	0.003	0.000	0.000	0.000	0.000
11/20/2025	988.286	0.002	3.410	0.574	95.505	1.043	0.038	0.001	0.001	0.000	0.000	0.000	0.000
11/19/2025	980.282	0.001	4.133	0.577	94.894	0.914	0.050	0.002	0.004	0.001	0.001	0.000	0.000
11/18/2025	979.612	0.000	4.178	0.577	94.858	0.920	0.041	0.001	0.002	0.000	0.000	0.000	0.000
11/17/2025	978.635	0.000	4.187	0.576	95.033	0.692	0.066	0.004	0.011	0.002	0.002	0.001	0.001
11/16/2025	982.745	0.009	4.131	0.579	94.617	1.145	0.079	0.004	0.011	0.002	0.002	0.001	0.001
11/15/2025	979.021	0.000	4.138	0.576	95.072	0.719	0.057	0.003	0.008	0.001	0.002	0.000	0.000
11/14/2025	978.307	0.000	4.158	0.576	95.091	0.697	0.046	0.002	0.004	0.001	0.001	0.000	0.000
11/13/2025	979.431	0.000	4.177	0.577	94.971	0.753	0.074	0.004	0.013	0.002	0.003	0.001	0.001
11/12/2025	978.337	0.000	4.171	0.576	95.077	0.684	0.054	0.002	0.007	0.001	0.001	0.000	0.000
11/11/2025	983.277	0.000	4.135	0.579	94.560	1.187	0.108	0.003	0.006	0.001	0.000	0.000	0.000
11/10/2025	979.195	0.000	4.171	0.577	94.924	0.865	0.038	0.001	0.001	0.000	0.000	0.000	0.000
11/09/2025	978.029	0.001	4.149	0.576	95.124	0.690	0.036	0.000	0.001	0.000	0.000	0.000	0.000
11/08/2025	977.865	0.000	4.171	0.576	95.097	0.693	0.037	0.001	0.001	0.000	0.000	0.000	0.000
11/07/2025	978.526	0.000	4.204	0.577	94.974	0.756	0.053	0.002	0.007	0.001	0.001	0.000	0.000
11/06/2025	981.860	0.002	4.321	0.580	94.300	1.281	0.078	0.003	0.010	0.002	0.002	0.001	0.001
11/05/2025	989.630	0.000	4.069	0.582	93.897	1.913	0.107	0.003	0.008	0.001	0.001	0.000	0.000
11/04/2025	986.957	0.000	4.087	0.581	94.220	1.571	0.099	0.004	0.013	0.002	0.003	0.001	0.001
11/03/2025	981.592	0.006	4.084	0.577	94.873	0.948	0.070	0.004	0.010	0.002	0.002	0.001	0.001
11/02/2025	983.769	0.000	4.082	0.579	94.806	0.893	0.148	0.011	0.037	0.007	0.008	0.003	0.003
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