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Gas Quality / Gas Quality By Date

Date Requested: Jan 23 2026 2:56 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


01/23/2026	1044.144	0.783	1.259	0.600	91.814	5.766	0.324	0.014	0.027	0.004	0.004	0.002	0.002
01/22/2026	1038.924	0.713	1.425	0.597	92.254	5.250	0.307	0.013	0.025	0.004	0.004	0.003	0.003
01/21/2026	1038.130	0.706	1.430	0.596	92.384	5.103	0.318	0.015	0.029	0.004	0.004	0.003	0.003
01/20/2026	1038.781	0.740	1.351	0.597	92.325	5.263	0.280	0.011	0.020	0.003	0.003	0.002	0.002
01/19/2026	1039.798	0.715	1.295	0.596	92.372	5.305	0.273	0.011	0.019	0.003	0.003	0.002	0.002
01/18/2026	1038.714	0.746	1.371	0.597	92.281	5.271	0.288	0.012	0.022	0.003	0.003	0.002	0.002
01/17/2026	1039.028	0.770	1.316	0.597	92.343	5.218	0.307	0.013	0.024	0.004	0.003	0.002	0.002
01/16/2026	1042.513	0.876	1.221	0.600	91.888	5.645	0.319	0.014	0.027	0.004	0.003	0.002	0.002
01/15/2026	1043.096	0.822	1.212	0.599	91.972	5.610	0.329	0.015	0.028	0.004	0.004	0.002	0.002
01/14/2026	1043.695	0.825	1.201	0.599	91.953	5.611	0.346	0.017	0.034	0.005	0.005	0.002	0.002
01/13/2026	1039.877	0.757	1.315	0.597	92.252	5.334	0.295	0.013	0.024	0.004	0.003	0.002	0.002
01/12/2026	1039.244	0.745	1.349	0.597	92.334	5.200	0.309	0.016	0.032	0.005	0.005	0.002	0.002
01/11/2026	1046.309	0.832	1.065	0.600	91.919	5.769	0.352	0.017	0.032	0.005	0.005	0.002	0.002
01/10/2026	1046.858	0.856	1.115	0.601	91.706	5.888	0.364	0.018	0.035	0.006	0.006	0.003	0.003
01/09/2026	1052.408	0.955	0.838	0.603	91.381	6.383	0.386	0.016	0.029	0.004	0.004	0.002	0.002
01/08/2026	1043.881	0.800	1.206	0.599	92.019	5.538	0.362	0.019	0.037	0.007	0.006	0.003	0.003
01/07/2026	1047.055	0.854	1.080	0.601	91.813	5.790	0.378	0.022	0.042	0.008	0.008	0.003	0.003
01/06/2026	1044.548	0.797	1.196	0.600	91.996	5.554	0.373	0.021	0.042	0.008	0.008	0.003	0.003
01/05/2026	1044.032	0.868	1.139	0.600	92.013	5.529	0.370	0.020	0.040	0.007	0.007	0.003	0.003
01/04/2026	1040.097	0.794	1.388	0.599	92.057	5.356	0.339	0.017	0.033	0.006	0.005	0.002	0.002
01/03/2026	1049.826	0.969	1.075	0.604	91.198	6.281	0.399	0.020	0.039	0.007	0.007	0.003	0.003
01/02/2026	1044.500	0.866	1.278	0.601	91.611	5.814	0.357	0.019	0.036	0.006	0.006	0.003	0.003
01/01/2026	1051.288	0.999	1.110	0.606	90.939	6.428	0.421	0.025	0.052	0.009	0.010	0.004	0.004
12/31/2025	1035.171	0.627	1.674	0.596	92.330	5.034	0.289	0.013	0.024	0.004	0.003	0.002	0.002
12/30/2025	1038.482	0.648	1.656	0.598	91.989	5.300	0.338	0.018	0.035	0.006	0.006	0.002	0.002
12/29/2025	1042.786	0.748	1.518	0.601	91.578	5.698	0.381	0.020	0.039	0.007	0.006	0.003	0.003
12/28/2025	1042.533	0.809	1.454	0.601	91.599	5.693	0.372	0.019	0.037	0.006	0.006	0.002	0.002
12/27/2025	1040.972	0.751	1.474	0.599	91.865	5.483	0.356	0.018	0.036	0.006	0.006	0.002	0.002
12/26/2025	1045.923	0.895	1.313	0.603	91.356	5.934	0.417	0.022	0.044	0.007	0.007	0.002	0.002
12/25/2025	1044.830	0.876	1.264	0.602	91.595	5.821	0.366	0.020	0.039	0.007	0.007	0.003	0.003
12/24/2025	1045.671	0.845	1.310	0.602	91.484	5.891	0.386	0.021	0.041	0.007	0.007	0.003	0.003
12/23/2025	1036.192	0.705	1.626	0.597	92.229	5.034	0.333	0.018	0.036	0.006	0.006	0.003	0.003
12/22/2025	1036.381	0.657	1.697	0.597	92.198	5.019	0.341	0.021	0.043	0.008	0.008	0.004	0.004
12/21/2025	1043.121	0.757	1.613	0.602	91.287	5.896	0.370	0.019	0.038	0.007	0.007	0.003	0.003
12/20/2025	1042.543	0.768	1.527	0.601	91.498	5.776	0.366	0.018	0.033	0.005	0.005	0.002	0.002
12/19/2025	1055.288	0.983	1.172	0.609	90.218	7.149	0.406	0.019	0.036	0.006	0.006	0.002	0.002
12/18/2025	1054.811	1.009	1.081	0.608	90.485	6.901	0.448	0.021	0.038	0.006	0.006	0.002	0.002
12/17/2025	1047.870	0.858	1.413	0.605	90.977	6.235	0.429	0.023	0.044	0.008	0.007	0.003	0.003
12/16/2025	1043.647	0.830	1.590	0.604	91.148	5.941	0.408	0.021	0.041	0.007	0.007	0.003	0.003
12/15/2025	1046.318	0.865	1.513	0.605	90.935	6.170	0.427	0.023	0.045	0.008	0.008	0.003	0.003
12/14/2025	1043.369	0.793	1.500	0.602	91.370	5.933	0.342	0.016	0.031	0.005	0.005	0.002	0.002
12/13/2025	1043.379	0.797	1.614	0.603	91.182	5.934	0.394	0.021	0.040	0.007	0.006	0.003	0.003
12/12/2025	1047.326	0.856	1.493	0.605	90.814	6.367	0.388	0.021	0.042	0.007	0.007	0.003	0.003
12/11/2025	1053.593	0.948	1.353	0.609	90.260	6.847	0.487	0.027	0.053	0.009	0.009	0.003	0.003
12/10/2025	1047.370	0.843	1.495	0.605	90.929	6.188	0.444	0.025	0.050	0.009	0.009	0.004	0.004
12/09/2025	1048.381	0.872	1.451	0.606	90.830	6.297	0.452	0.025	0.050	0.008	0.008	0.003	0.003
12/08/2025	1051.222	0.912	1.419	0.608	90.437	6.705	0.422	0.026	0.053	0.010	0.010	0.004	0.004
12/07/2025	1052.992	0.997	1.248	0.609	90.307	6.988	0.377	0.021	0.041	0.007	0.007	0.003	0.003
12/06/2025	1047.813	0.946	1.343	0.606	90.938	6.260	0.423	0.023	0.047	0.007	0.007	0.002	0.002
12/05/2025	1053.678	1.043	1.254	0.610	90.176	6.995	0.443	0.023	0.046	0.007	0.007	0.003	0.003
12/04/2025	1059.191	1.214	0.998	0.613	89.585	7.711	0.428	0.018	0.034	0.004	0.004	0.002	0.002
12/03/2025	1037.143	0.761	1.531	0.598	92.107	5.263	0.287	0.013	0.026	0.004	0.004	0.003	0.003
12/02/2025	1035.747	0.811	1.527	0.598	92.220	5.068	0.315	0.016	0.030	0.005	0.004	0.002	0.002
12/01/2025	1039.589	0.861	1.460	0.600	91.869	5.363	0.363	0.021	0.043	0.007	0.007	0.003	0.003
11/30/2025	1040.933	0.908	1.412	0.601	91.750	5.444	0.387	0.024	0.050	0.009	0.009	0.003	0.003
11/29/2025	1047.964	1.027	1.157	0.605	91.167	6.138	0.417	0.024	0.048	0.008	0.008	0.003	0.003
11/28/2025	1053.092	1.069	1.108	0.608	90.606	6.656	0.441	0.029	0.061	0.011	0.012	0.004	0.004
11/27/2025	1056.366	1.093	0.941	0.609	90.454	6.980	0.432	0.026	0.052	0.009	0.008	0.003	0.003
11/26/2025	1057.842	1.155	0.920	0.611	90.151	7.247	0.435	0.024	0.048	0.008	0.008	0.002	0.002
11/25/2025	1051.629	1.027	1.225	0.608	90.606	6.585	0.442	0.028	0.060	0.010	0.010	0.003	0.003
11/24/2025	1050.958	0.980	1.314	0.608	90.588	6.558	0.450	0.027	0.057	0.009	0.009	0.003	0.003
11/23/2025	1053.115	0.993	1.261	0.609	90.479	6.657	0.480	0.031	0.067	0.012	0.012	0.004	0.004
11/22/2025	1052.968	1.016	1.175	0.608	90.448	6.886	0.392	0.021	0.043	0.007	0.007	0.002	0.002
11/21/2025	1062.800	1.208	1.118	0.617	88.999	8.085	0.482	0.028	0.057	0.009	0.009	0.002	0.002
11/20/2025	1056.938	1.117	1.290	0.614	89.583	7.421	0.474	0.029	0.062	0.010	0.010	0.003	0.003
11/19/2025	1047.137	0.893	1.581	0.607	90.606	6.408	0.413	0.025	0.052	0.008	0.008	0.003	0.003
11/18/2025	1061.691	1.191	1.124	0.616	89.297	7.700	0.554	0.035	0.072	0.011	0.011	0.003	0.003
11/17/2025	1076.174	1.498	0.553	0.624	87.981	9.320	0.523	0.031	0.067	0.011	0.011	0.003	0.003
11/16/2025	1065.830	1.260	0.938	0.618	88.925	8.281	0.477	0.029	0.063	0.010	0.011	0.003	0.003
11/15/2025	1068.574	1.304	0.803	0.619	88.818	8.446	0.505	0.030	0.065	0.011	0.011	0.003	0.003
11/14/2025	1071.258	1.311	0.673	0.619	88.894	8.404	0.557	0.038	0.083	0.015	0.016	0.005	0.005
11/13/2025	1067.570	1.366	0.552	0.617	89.506	7.880	0.535	0.038	0.084	0.015	0.015	0.005	0.005
11/12/2025	1054.137	1.045	1.097	0.609	90.789	6.345	0.541	0.042	0.095	0.017	0.018	0.005	0.005
11/11/2025	1056.738	1.081	1.011	0.610	90.569	6.603	0.561	0.042	0.092	0.016	0.017	0.005	0.005
11/10/2025	1067.258	1.252	0.733	0.616	89.563	7.635	0.616	0.047	0.105	0.018	0.020	0.006	0.006
11/09/2025	1055.711	1.034	1.139	0.610	90.451	6.692	0.516	0.039	0.087	0.016	0.016	0.005	0.005
11/08/2025	1044.390	0.841	1.419	0.603	91.460	5.786	0.386	0.026	0.056	0.010	0.010	0.003	0.003
11/07/2025	1040.500	0.835	1.399	0.600	91.870	5.499	0.333	0.017	0.034	0.005	0.005	0.002	0.002
11/06/2025	1049.123	0.987	1.257	0.606	91.015	6.137	0.477	0.031	0.066	0.011	0.012	0.004	0.004
11/05/2025	1032.880	0.718	1.745	0.597	92.376	4.744	0.335	0.020	0.041	0.007	0.008	0.003	0.003
11/04/2025	1030.251	0.656	1.795	0.595	92.688	4.496	0.294	0.016	0.033	0.006	0.007	0.004	0.004
11/03/2025	1030.276	0.581	1.849	0.594	92.767	4.417	0.304	0.018	0.040	0.007	0.008	0.004	0.004
11/02/2025	1033.826	0.635	1.842	0.597	92.237	4.868	0.331	0.020	0.043	0.008	0.008	0.004	0.004
11/01/2025	1032.488	0.636	1.829	0.596	92.396	4.752	0.308	0.018	0.040	0.007	0.008	0.004	0.004
10/31/2025	1028.939	0.606	1.924	0.594	92.637	4.491	0.278	0.016	0.033	0.005	0.005	0.002	0.002
10/30/2025	1030.668	0.666	1.805	0.595	92.562	4.607	0.298	0.016	0.031	0.005	0.005	0.002	0.002
10/29/2025	1044.043	0.896	1.473	0.604	91.213	5.934	0.397	0.023	0.046	0.007	0.007	0.002	0.002
10/28/2025	1040.175	0.850	1.582	0.602	91.555	5.543	0.382	0.022	0.045	0.008	0.008	0.003	0.003
10/27/2025	1039.220	0.819	1.714	0.602	91.477	5.501	0.391	0.023	0.050	0.009	0.009	0.003	0.003
10/26/2025	1030.997	0.597	1.949	0.596	92.472	4.544	0.343	0.021	0.048	0.009	0.009	0.004	0.004
10/25/2025	1021.567	0.405	2.014	0.587	93.821	3.454	0.241	0.014	0.031	0.006	0.006	0.003	0.003
10/24/2025	1023.953	0.457	2.034	0.590	93.366	3.819	0.258	0.015	0.032	0.006	0.006	0.004	0.004
10/23/2025	1017.296	0.338	2.262	0.586	93.908	3.217	0.223	0.012	0.026	0.004	0.004	0.003	0.003
10/22/2025	1027.559	0.571	1.930	0.593	92.903	4.243	0.280	0.018	0.037	0.007	0.007	0.002	0.002