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Gas Quality By Date / Gas Quality By ID

Date Requested: May 19 2026 1:15 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 by ID information for the current Gas Day is updated for all location ID's after 11:00 a.m.

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


05/19/2026	1020.006	0.196	2.459	0.588	93.626	3.304	0.332	0.017	0.038	0.006	0.009	0.006	0.006
05/18/2026	1021.602	0.186	2.426	0.588	93.532	3.386	0.399	0.019	0.037	0.004	0.005	0.002	0.002
05/17/2026	1023.230	0.178	2.385	0.589	93.409	3.573	0.393	0.017	0.033	0.004	0.004	0.002	0.002
05/16/2026	1019.095	0.151	2.544	0.587	93.552	3.376	0.325	0.014	0.027	0.003	0.004	0.002	0.002
05/15/2026	1019.213	0.154	2.531	0.587	93.600	3.329	0.320	0.015	0.032	0.005	0.006	0.004	0.004
05/14/2026	1019.790	0.188	2.536	0.588	93.479	3.382	0.338	0.017	0.037	0.006	0.007	0.005	0.005
05/13/2026	1021.029	0.178	2.538	0.589	93.338	3.484	0.401	0.019	0.033	0.003	0.003	0.001	0.001
05/12/2026	1024.059	0.191	2.501	0.591	93.146	3.597	0.474	0.025	0.048	0.005	0.006	0.003	0.003
05/11/2026	1014.892	0.169	3.059	0.590	93.042	3.239	0.392	0.023	0.050	0.008	0.009	0.004	0.004
05/10/2026	1018.556	0.214	2.347	0.586	93.912	3.170	0.305	0.015	0.029	0.004	0.004	0.001	0.001
05/09/2026	1016.690	0.256	2.204	0.584	94.308	2.951	0.240	0.011	0.021	0.003	0.003	0.002	0.002
05/08/2026	1020.682	0.260	2.335	0.588	93.600	3.432	0.309	0.015	0.031	0.005	0.006	0.004	0.004
05/07/2026	1021.666	0.201	2.432	0.588	93.393	3.594	0.317	0.015	0.030	0.005	0.006	0.004	0.004
05/06/2026	1016.886	0.158	2.581	0.586	93.690	3.247	0.272	0.013	0.026	0.004	0.005	0.003	0.003
05/05/2026	1013.898	0.143	2.656	0.585	93.862	3.065	0.239	0.010	0.019	0.003	0.003	0.001	0.001
05/04/2026	1017.559	0.140	2.525	0.586	93.744	3.279	0.272	0.012	0.022	0.003	0.003	0.001	0.001
05/03/2026	1016.500	0.187	2.567	0.586	93.790	3.091	0.286	0.016	0.036	0.006	0.008	0.006	0.006
05/02/2026	1019.413	0.253	2.434	0.588	93.647	3.239	0.338	0.019	0.042	0.007	0.009	0.006	0.006
05/01/2026	1020.448	0.282	2.335	0.588	93.669	3.285	0.343	0.019	0.041	0.006	0.008	0.006	0.006
04/30/2026	1020.471	0.288	2.375	0.589	93.545	3.384	0.324	0.018	0.039	0.006	0.009	0.007	0.007
04/29/2026	1016.931	0.231	2.490	0.587	93.782	3.173	0.247	0.014	0.033	0.006	0.009	0.008	0.008
04/28/2026	1018.572	0.286	2.475	0.588	93.510	3.356	0.299	0.015	0.034	0.006	0.008	0.005	0.005
04/27/2026	1018.602	0.251	2.475	0.588	93.559	3.351	0.300	0.014	0.030	0.005	0.006	0.004	0.004
04/26/2026	1019.302	0.258	2.477	0.588	93.492	3.371	0.330	0.016	0.036	0.005	0.007	0.004	0.004
04/25/2026	1015.875	0.235	2.480	0.586	93.879	3.082	0.272	0.013	0.027	0.004	0.004	0.002	0.002
04/24/2026	1015.929	0.269	2.402	0.586	93.956	3.049	0.278	0.013	0.025	0.003	0.003	0.001	0.001
04/23/2026	1017.167	0.302	2.472	0.588	93.562	3.333	0.285	0.013	0.025	0.003	0.003	0.001	0.001
04/22/2026	1017.462	0.300	2.414	0.587	93.693	3.240	0.303	0.014	0.028	0.003	0.003	0.001	0.001
04/21/2026	1015.576	0.260	2.447	0.586	93.934	3.037	0.268	0.013	0.027	0.004	0.004	0.003	0.003
04/20/2026	1023.216	0.362	2.376	0.591	93.025	3.781	0.385	0.018	0.037	0.005	0.005	0.003	0.003
04/19/2026	1019.516	0.312	2.401	0.589	93.493	3.411	0.312	0.016	0.034	0.005	0.007	0.004	0.004
04/18/2026	1020.330	0.330	2.419	0.590	93.291	3.560	0.343	0.016	0.032	0.004	0.004	0.001	0.001
04/17/2026	1020.866	0.305	2.412	0.589	93.267	3.638	0.326	0.015	0.029	0.003	0.003	0.001	0.001
04/16/2026	1017.146	0.268	2.468	0.587	93.659	3.274	0.282	0.013	0.027	0.003	0.003	0.001	0.001
04/15/2026	1017.557	0.287	2.517	0.588	93.491	3.342	0.304	0.016	0.033	0.004	0.004	0.001	0.001
04/14/2026	1019.042	0.297	2.486	0.589	93.310	3.578	0.274	0.014	0.028	0.005	0.005	0.001	0.001
04/13/2026	1014.310	0.228	2.494	0.585	94.023	2.982	0.222	0.011	0.023	0.004	0.005	0.004	0.004
04/12/2026	1015.865	0.252	2.514	0.586	93.727	3.230	0.225	0.011	0.023	0.005	0.006	0.004	0.004
04/11/2026	1016.187	0.212	2.505	0.586	93.860	3.121	0.235	0.012	0.028	0.006	0.008	0.007	0.007
04/10/2026	1013.875	0.180	2.494	0.584	94.212	2.850	0.200	0.011	0.026	0.006	0.008	0.006	0.006
04/09/2026	1019.598	0.287	2.391	0.588	93.529	3.465	0.258	0.013	0.029	0.006	0.008	0.007	0.007
04/08/2026	1017.164	0.286	2.364	0.586	93.854	3.200	0.241	0.011	0.025	0.005	0.006	0.005	0.005
04/07/2026	1016.563	0.265	2.366	0.586	93.971	3.116	0.222	0.011	0.026	0.005	0.007	0.006	0.006
04/06/2026	1019.096	0.300	2.386	0.588	93.510	3.496	0.258	0.012	0.024	0.004	0.005	0.003	0.003
04/05/2026	1016.499	0.236	2.446	0.586	93.866	3.158	0.236	0.011	0.025	0.005	0.006	0.005	0.005
04/04/2026	1019.920	0.267	2.432	0.588	93.469	3.485	0.271	0.014	0.031	0.006	0.009	0.008	0.008
04/03/2026	1019.854	0.242	2.494	0.589	93.407	3.504	0.271	0.015	0.034	0.007	0.010	0.008	0.008
04/02/2026	1011.597	0.188	2.477	0.582	94.438	2.669	0.189	0.009	0.018	0.003	0.004	0.002	0.002
04/01/2026	1007.080	0.115	2.617	0.580	94.808	2.290	0.140	0.007	0.014	0.003	0.003	0.002	0.002
03/31/2026	1003.287	0.108	2.724	0.578	94.992	2.067	0.090	0.005	0.009	0.002	0.002	0.001	0.001
03/30/2026	1010.217	0.144	2.612	0.582	94.398	2.646	0.154	0.009	0.019	0.004	0.005	0.004	0.004
03/29/2026	1015.733	0.181	2.504	0.585	93.966	3.064	0.221	0.011	0.026	0.005	0.007	0.007	0.007
03/28/2026	1014.212	0.175	2.553	0.585	93.999	3.021	0.204	0.009	0.020	0.004	0.005	0.004	0.004
03/27/2026	1009.044	0.144	2.588	0.581	94.545	2.554	0.142	0.007	0.013	0.003	0.003	0.001	0.001
03/26/2026	1012.381	0.186	2.442	0.582	94.368	2.820	0.155	0.007	0.014	0.003	0.003	0.001	0.001
03/25/2026	1014.942	0.215	2.505	0.585	93.922	3.104	0.209	0.010	0.020	0.004	0.005	0.004	0.004
03/24/2026	1012.458	0.187	2.563	0.584	94.135	2.889	0.188	0.008	0.018	0.003	0.004	0.003	0.003
03/23/2026	1011.934	0.175	2.511	0.583	94.308	2.801	0.176	0.007	0.014	0.003	0.003	0.001	0.001
03/22/2026	1010.021	0.199	2.592	0.583	94.316	2.687	0.178	0.008	0.015	0.002	0.002	0.001	0.001
03/21/2026	1014.795	0.247	2.505	0.586	93.890	3.056	0.263	0.012	0.021	0.003	0.003	0.001	0.001
03/20/2026	1013.867	0.244	2.523	0.585	93.951	3.016	0.225	0.011	0.020	0.003	0.004	0.002	0.002
03/19/2026	1013.045	0.212	2.511	0.584	94.176	2.858	0.185	0.010	0.023	0.005	0.006	0.006	0.006
03/18/2026	1015.906	0.246	2.432	0.586	93.954	3.087	0.216	0.012	0.026	0.005	0.007	0.007	0.007
03/17/2026	1014.569	0.239	2.480	0.585	93.996	3.025	0.204	0.011	0.024	0.005	0.006	0.005	0.005
03/16/2026	1017.867	0.275	2.222	0.585	94.035	3.220	0.208	0.010	0.019	0.003	0.004	0.002	0.002
03/15/2026	1016.725	0.252	2.314	0.585	94.086	3.075	0.214	0.012	0.025	0.005	0.006	0.005	0.005
03/14/2026	1016.193	0.226	2.408	0.585	94.022	3.046	0.237	0.013	0.028	0.005	0.006	0.005	0.005
03/13/2026	1014.794	0.197	2.467	0.584	94.109	2.959	0.209	0.011	0.026	0.005	0.007	0.005	0.005
03/12/2026	1016.129	0.190	2.485	0.585	93.895	3.155	0.224	0.010	0.023	0.004	0.005	0.004	0.004
03/11/2026	1009.064	0.128	2.573	0.581	94.587	2.558	0.131	0.006	0.011	0.002	0.002	0.001	0.001
03/10/2026	1010.734	0.125	2.563	0.582	94.454	2.671	0.156	0.007	0.014	0.003	0.003	0.002	0.002
03/09/2026	1013.293	0.180	2.549	0.584	94.139	2.866	0.211	0.011	0.024	0.004	0.006	0.005	0.005
03/08/2026	1009.068	0.120	2.629	0.581	94.546	2.490	0.186	0.008	0.015	0.002	0.002	0.001	0.001
03/07/2026	1010.627	0.161	2.559	0.582	94.423	2.631	0.193	0.009	0.017	0.003	0.003	0.001	0.001
03/06/2026	1013.781	0.186	2.466	0.584	94.213	2.888	0.206	0.009	0.019	0.003	0.004	0.003	0.003
03/05/2026	1014.937	0.227	2.368	0.584	94.195	2.968	0.198	0.010	0.021	0.003	0.004	0.003	0.003
03/04/2026	1014.413	0.226	2.428	0.584	94.134	2.966	0.199	0.010	0.022	0.004	0.004	0.003	0.003
03/03/2026	1013.529	0.215	2.441	0.584	94.201	2.920	0.187	0.009	0.018	0.003	0.003	0.001	0.001
03/02/2026	1017.590	0.288	2.316	0.586	93.816	3.329	0.214	0.010	0.019	0.003	0.003	0.001	0.001
03/01/2026	1022.072	0.328	2.251	0.589	93.419	3.651	0.291	0.016	0.033	0.005	0.004	0.001	0.001
02/28/2026	1025.700	0.371	2.191	0.591	93.035	3.999	0.344	0.017	0.032	0.004	0.004	0.001	0.001
02/27/2026	1018.783	0.291	2.302	0.587	93.741	3.388	0.230	0.011	0.023	0.004	0.004	0.004	0.004
02/26/2026	1020.655	0.314	2.170	0.587	93.769	3.450	0.244	0.013	0.025	0.004	0.004	0.003	0.003
02/25/2026	1020.591	0.308	2.172	0.587	93.784	3.443	0.241	0.013	0.025	0.004	0.004	0.003	0.003
02/24/2026	1020.021	0.304	2.222	0.587	93.766	3.411	0.240	0.012	0.025	0.004	0.005	0.005	0.005
02/23/2026	1019.095	0.279	2.277	0.586	93.808	3.348	0.233	0.012	0.025	0.004	0.005	0.004	0.004
02/22/2026	1020.010	0.299	2.282	0.587	93.643	3.470	0.250	0.013	0.026	0.004	0.005	0.004	0.004
02/21/2026	1020.112	0.330	2.317	0.588	93.475	3.571	0.254	0.013	0.026	0.004	0.005	0.003	0.003
02/20/2026	1021.426	0.352	2.263	0.589	93.379	3.691	0.260	0.014	0.027	0.005	0.005	0.002	0.002
02/19/2026	1021.283	0.338	2.303	0.589	93.349	3.686	0.267	0.014	0.028	0.005	0.005	0.002	0.002
02/18/2026	1019.800	0.299	2.390	0.588	93.486	3.477	0.274	0.017	0.034	0.007	0.007	0.004	0.004
02/17/2026	1020.955	0.322	2.242	0.588	93.572	3.550	0.254	0.015	0.029	0.005	0.005	0.003	0.003
02/16/2026	1021.670	0.319	2.276	0.589	93.428	3.643	0.271	0.016	0.030	0.006	0.005	0.003	0.003
02/15/2026	1024.904	0.375	2.246	0.591	92.958	4.068	0.294	0.016	0.029	0.005	0.005	0.002	0.002