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Gas Quality / Gas Quality By Date

Date Requested: Sep 16 2025 6:46 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


09/16/2025	1011.705	0.142	2.216	0.579	95.068	2.400	0.145	0.008	0.016	0.002	0.002	0.001	0.001
09/15/2025	1011.705	0.142	2.216	0.579	95.068	2.400	0.145	0.008	0.016	0.002	0.002	0.001	0.001
09/14/2025	1011.422	0.148	2.253	0.579	95.040	2.356	0.166	0.010	0.020	0.003	0.003	0.001	0.001
09/13/2025	1009.505	0.139	2.419	0.580	94.910	2.338	0.161	0.008	0.017	0.003	0.003	0.001	0.001
09/12/2025	1009.783	0.132	2.398	0.579	94.925	2.364	0.154	0.007	0.014	0.002	0.002	0.001	0.001
09/11/2025	1008.942	0.098	2.466	0.579	94.922	2.363	0.128	0.005	0.012	0.002	0.003	0.001	0.001
09/10/2025	1006.260	0.110	2.491	0.578	95.184	2.072	0.116	0.006	0.014	0.003	0.003	0.001	0.001
09/09/2025	1004.148	0.104	2.543	0.577	95.319	1.911	0.103	0.005	0.010	0.002	0.002	0.000	0.000
09/08/2025	1007.015	0.112	2.484	0.578	95.105	2.146	0.126	0.006	0.014	0.003	0.003	0.001	0.001
09/07/2025	1010.573	0.119	2.462	0.580	94.695	2.554	0.139	0.007	0.016	0.003	0.003	0.001	0.001
09/06/2025	1009.259	0.118	2.483	0.580	94.802	2.439	0.133	0.006	0.012	0.002	0.003	0.001	0.001
09/05/2025	1009.989	0.126	2.361	0.579	95.014	2.304	0.164	0.008	0.016	0.003	0.003	0.001	0.001
09/04/2025	1014.106	0.194	2.221	0.581	94.698	2.645	0.205	0.010	0.020	0.003	0.003	0.001	0.001
09/03/2025	1015.755	0.214	2.194	0.582	94.532	2.795	0.224	0.011	0.022	0.003	0.003	0.001	0.001
09/02/2025	1016.790	0.219	2.124	0.582	94.534	2.866	0.217	0.011	0.021	0.003	0.003	0.001	0.001
09/01/2025	1017.155	0.225	2.217	0.584	94.289	2.982	0.243	0.012	0.024	0.003	0.003	0.001	0.001
08/31/2025	1021.887	0.277	2.063	0.586	94.015	3.266	0.322	0.016	0.031	0.004	0.004	0.001	0.001
08/30/2025	1008.132	0.117	2.454	0.579	94.982	2.320	0.108	0.005	0.010	0.002	0.002	0.000	0.000
08/29/2025	1008.694	0.117	2.878	0.584	94.042	2.757	0.157	0.011	0.025	0.005	0.005	0.002	0.002
08/28/2025	1013.767	0.165	2.664	0.585	93.819	3.093	0.207	0.012	0.026	0.005	0.005	0.001	0.001
08/27/2025	1011.144	0.126	2.094	0.577	95.409	2.237	0.117	0.005	0.009	0.002	0.001	0.000	0.000
08/26/2025	1014.002	0.185	2.140	0.580	94.847	2.646	0.157	0.007	0.013	0.002	0.002	0.000	0.000
08/25/2025	1014.717	0.215	2.064	0.580	94.857	2.684	0.157	0.006	0.012	0.002	0.002	0.000	0.000
08/24/2025	1014.501	0.208	2.143	0.581	94.740	2.713	0.169	0.007	0.014	0.002	0.002	0.001	0.001
08/23/2025	1014.552	0.218	2.128	0.581	94.756	2.693	0.174	0.008	0.016	0.003	0.003	0.001	0.001
08/22/2025	1019.246	0.258	1.992	0.583	94.399	3.121	0.196	0.009	0.018	0.003	0.003	0.001	0.001
08/21/2025	1022.628	0.371	2.111	0.588	93.535	3.647	0.290	0.013	0.025	0.003	0.003	0.001	0.001
08/20/2025	1037.337	0.548	1.892	0.598	91.908	5.131	0.466	0.018	0.031	0.003	0.003	0.001	0.001
08/19/2025	1022.030	0.343	2.151	0.588	93.558	3.636	0.273	0.012	0.022	0.003	0.003	0.001	0.001
08/18/2025	1010.424	0.168	2.365	0.580	94.800	2.515	0.130	0.006	0.012	0.002	0.002	0.001	0.001
08/17/2025	1011.428	0.152	2.350	0.580	94.733	2.618	0.127	0.005	0.011	0.002	0.002	0.000	0.000
08/16/2025	1013.259	0.189	2.267	0.581	94.648	2.705	0.165	0.007	0.013	0.002	0.002	0.001	0.001
08/15/2025	1013.997	0.209	2.201	0.581	94.658	2.743	0.163	0.007	0.013	0.002	0.002	0.000	0.000
08/14/2025	1014.514	0.220	2.154	0.581	94.655	2.796	0.151	0.006	0.012	0.002	0.002	0.000	0.000
08/13/2025	1019.607	0.257	2.252	0.586	93.776	3.456	0.225	0.009	0.018	0.003	0.002	0.001	0.001
08/12/2025	1022.756	0.298	2.273	0.589	93.301	3.797	0.292	0.012	0.021	0.003	0.002	0.001	0.001
08/11/2025	1013.392	0.121	2.618	0.584	93.963	3.122	0.149	0.007	0.014	0.002	0.003	0.001	0.001
08/10/2025	1010.945	0.105	2.401	0.580	94.806	2.525	0.139	0.006	0.012	0.002	0.002	0.001	0.001
08/09/2025	1014.514	0.135	2.354	0.582	94.410	2.910	0.165	0.007	0.013	0.002	0.002	0.001	0.001
08/08/2025	1012.758	0.097	2.498	0.582	94.370	2.869	0.141	0.006	0.013	0.002	0.002	0.001	0.001
08/07/2025	1015.230	0.118	2.445	0.583	94.157	3.085	0.166	0.008	0.016	0.003	0.003	0.001	0.001
08/06/2025	1018.473	0.228	2.370	0.586	93.737	3.392	0.237	0.010	0.019	0.003	0.003	0.001	0.001
08/05/2025	1011.463	0.160	2.496	0.582	94.467	2.654	0.186	0.009	0.019	0.003	0.003	0.001	0.001
08/04/2025	1008.911	0.177	2.564	0.581	94.606	2.428	0.186	0.010	0.020	0.003	0.003	0.001	0.001
08/03/2025	1010.498	0.199	2.431	0.581	94.652	2.499	0.182	0.010	0.020	0.003	0.003	0.001	0.001
08/02/2025	1016.089	0.313	2.664	0.589	93.320	3.308	0.330	0.019	0.035	0.005	0.005	0.001	0.001
08/01/2025	1016.958	0.278	2.462	0.587	93.735	3.151	0.309	0.017	0.034	0.005	0.005	0.001	0.001
07/31/2025	1016.234	0.285	2.551	0.588	93.618	3.174	0.299	0.018	0.039	0.006	0.006	0.002	0.002
07/30/2025	1015.007	0.170	2.548	0.585	93.879	3.176	0.177	0.011	0.025	0.005	0.005	0.001	0.001
07/29/2025	1011.025	0.131	2.430	0.581	94.676	2.594	0.143	0.006	0.013	0.002	0.002	0.001	0.001
07/28/2025	1012.941	0.140	2.418	0.582	94.503	2.709	0.198	0.008	0.017	0.003	0.003	0.001	0.001
07/27/2025	1014.516	0.172	2.388	0.583	94.302	2.903	0.201	0.009	0.018	0.003	0.003	0.001	0.001
07/26/2025	1016.394	0.203	2.317	0.584	94.152	3.091	0.199	0.010	0.020	0.003	0.003	0.001	0.001
07/25/2025	1014.450	0.191	2.362	0.583	94.276	2.974	0.170	0.007	0.014	0.002	0.002	0.000	0.000
07/24/2025	1011.920	0.148	2.421	0.581	94.536	2.731	0.138	0.006	0.013	0.002	0.003	0.001	0.001
07/23/2025	1011.393	0.116	2.508	0.581	94.464	2.759	0.130	0.006	0.012	0.002	0.002	0.001	0.001
07/22/2025	1008.794	0.093	2.477	0.579	94.878	2.434	0.106	0.003	0.007	0.001	0.001	0.000	0.000
07/21/2025	1009.827	0.104	2.480	0.580	94.790	2.446	0.154	0.007	0.014	0.002	0.002	0.000	0.000
07/20/2025	1008.795	0.114	2.483	0.579	94.838	2.429	0.121	0.004	0.008	0.001	0.001	0.000	0.000
07/19/2025	1013.805	0.144	2.449	0.583	94.281	2.920	0.175	0.008	0.017	0.002	0.002	0.001	0.001
07/18/2025	1015.839	0.164	2.611	0.586	93.628	3.365	0.197	0.010	0.019	0.003	0.003	0.001	0.001
07/17/2025	1015.135	0.159	2.559	0.585	93.940	3.060	0.217	0.017	0.035	0.005	0.006	0.001	0.001
07/16/2025	1014.695	0.202	2.321	0.583	94.384	2.853	0.192	0.012	0.026	0.004	0.004	0.001	0.001
07/15/2025	1013.833	0.182	2.168	0.580	94.833	2.631	0.150	0.009	0.019	0.003	0.003	0.001	0.001
07/14/2025	1015.172	0.194	2.326	0.583	94.387	2.821	0.207	0.014	0.035	0.006	0.007	0.002	0.002
07/13/2025	1014.132	0.168	2.336	0.582	94.488	2.772	0.194	0.010	0.022	0.004	0.004	0.001	0.001
07/12/2025	1010.108	0.143	2.463	0.581	94.676	2.556	0.142	0.005	0.011	0.002	0.001	0.000	0.000
07/11/2025	1011.118	0.158	2.514	0.582	94.433	2.697	0.173	0.007	0.014	0.002	0.002	0.000	0.000
07/10/2025	1010.974	0.170	2.663	0.584	94.088	2.876	0.172	0.008	0.017	0.002	0.002	0.001	0.001
07/09/2025	1009.184	0.151	2.513	0.581	94.632	2.569	0.117	0.004	0.009	0.001	0.001	0.000	0.000
07/08/2025	1009.934	0.139	2.446	0.580	94.734	2.537	0.125	0.005	0.011	0.002	0.002	0.000	0.000
07/07/2025	1006.791	0.109	2.498	0.578	95.049	2.234	0.094	0.004	0.008	0.001	0.001	0.000	0.000
07/06/2025	1004.813	0.114	2.679	0.579	94.884	2.206	0.101	0.004	0.009	0.001	0.001	0.000	0.000
07/05/2025	1009.126	0.135	2.367	0.579	95.035	2.315	0.127	0.005	0.011	0.002	0.002	0.000	0.000
07/04/2025	1008.233	0.150	2.524	0.580	94.777	2.382	0.140	0.007	0.014	0.002	0.002	0.001	0.001
07/03/2025	1009.498	0.128	2.450	0.580	94.829	2.430	0.138	0.006	0.013	0.002	0.002	0.001	0.001
07/02/2025	1011.084	0.131	2.442	0.581	94.665	2.573	0.163	0.007	0.014	0.002	0.002	0.001	0.001
07/01/2025	1017.225	0.209	2.508	0.587	93.818	3.065	0.308	0.021	0.048	0.009	0.010	0.002	0.002
06/30/2025	1015.224	0.150	2.382	0.583	94.371	2.806	0.226	0.014	0.033	0.006	0.007	0.002	0.002
06/29/2025	1016.015	0.168	2.259	0.583	94.576	2.671	0.240	0.018	0.043	0.009	0.010	0.003	0.003
06/28/2025	1010.357	0.175	2.770	0.584	94.057	2.696	0.236	0.015	0.034	0.006	0.007	0.002	0.002
06/27/2025	1007.819	0.172	3.038	0.586	93.765	2.736	0.218	0.015	0.036	0.007	0.008	0.002	0.002
06/26/2025	1008.616	0.195	2.941	0.585	93.831	2.749	0.213	0.015	0.036	0.007	0.008	0.002	0.002
06/25/2025	1018.164	0.230	2.454	0.587	93.975	2.832	0.354	0.032	0.077	0.016	0.019	0.005	0.005
06/24/2025	1009.637	0.154	2.598	0.582	94.504	2.520	0.173	0.011	0.025	0.006	0.006	0.002	0.002
06/23/2025	1007.565	0.134	2.544	0.580	94.801	2.397	0.108	0.004	0.009	0.002	0.001	0.000	0.000
06/22/2025	1008.683	0.159	2.489	0.580	94.768	2.425	0.136	0.006	0.013	0.002	0.002	0.001	0.001
06/21/2025	1012.933	0.154	2.444	0.582	94.543	2.566	0.214	0.016	0.040	0.009	0.010	0.003	0.003
06/20/2025	1020.729	0.225	2.384	0.588	93.758	3.140	0.364	0.028	0.065	0.013	0.015	0.004	0.004
06/19/2025	1023.394	0.264	2.540	0.592	93.192	3.345	0.480	0.039	0.092	0.018	0.020	0.005	0.005
06/18/2025	1015.823	0.199	2.556	0.586	93.912	2.939	0.301	0.021	0.048	0.009	0.010	0.002	0.002
06/17/2025	1008.907	0.168	2.435	0.580	94.832	2.404	0.144	0.005	0.009	0.001	0.001	0.000	0.000
06/16/2025	1010.148	0.149	2.441	0.580	94.746	2.474	0.165	0.007	0.013	0.002	0.002	0.001	0.001
06/15/2025	1010.185	0.145	2.473	0.581	94.688	2.484	0.188	0.007	0.012	0.001	0.001	0.000	0.000