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Gas Quality / Gas Quality By Date

Date Requested: Feb 03 2026 6:02 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


02/03/2026	1062.435	0.825	1.961	0.620	87.831	8.760	0.529	0.018	0.031	0.004	0.003	0.004	0.036
02/02/2026	1075.276	0.887	2.193	0.631	85.605	10.573	0.631	0.024	0.036	0.005	0.004	0.004	0.037
02/01/2026	1070.716	0.828	2.148	0.627	86.396	9.867	0.626	0.025	0.038	0.005	0.004	0.005	0.058
01/31/2026	1069.943	0.802	2.104	0.625	86.738	9.623	0.616	0.027	0.042	0.006	0.006	0.006	0.030
01/30/2026	1072.760	0.872	2.015	0.627	86.371	9.964	0.634	0.029	0.042	0.006	0.005	0.006	0.056
01/29/2026	1067.776	0.866	1.969	0.624	87.026	9.403	0.576	0.027	0.039	0.006	0.005	0.006	0.078
01/28/2026	1059.464	0.770	1.931	0.616	88.267	8.441	0.470	0.015	0.028	0.003	0.003	0.004	0.069
01/27/2026	1061.333	0.792	1.871	0.617	88.159	8.578	0.488	0.016	0.030	0.003	0.003	0.004	0.058
01/26/2026	1069.414	0.827	2.017	0.625	86.826	9.617	0.596	0.020	0.038	0.003	0.003	0.003	0.052
01/25/2026	1068.223	0.837	1.974	0.624	87.121	9.414	0.582	0.018	0.033	0.003	0.003	0.002	0.013
01/24/2026	1072.582	0.799	1.881	0.625	86.816	9.855	0.577	0.017	0.026	0.003	0.003	0.002	0.021
01/23/2026	1063.620	0.868	2.167	0.623	87.049	9.224	0.570	0.016	0.030	0.003	0.003	0.003	0.068
01/22/2026	1063.620	0.868	2.167	0.623	87.049	9.224	0.570	0.016	0.030	0.003	0.003	0.003	0.068
01/21/2026	1068.529	0.782	2.049	0.624	86.979	9.511	0.591	0.017	0.028	0.003	0.003	0.003	0.035
01/20/2026	1078.450	0.998	2.456	0.638	84.215	11.485	0.707	0.017	0.029	0.002	0.002	0.000	0.089
01/19/2026	1057.395	0.830	2.061	0.617	88.217	8.326	0.493	0.015	0.028	0.003	0.003	0.002	0.023
01/18/2026	1067.379	0.951	2.239	0.628	86.218	9.905	0.578	0.016	0.028	0.002	0.002	0.002	0.059
01/17/2026	1067.037	0.944	2.174	0.627	86.448	9.721	0.594	0.017	0.031	0.003	0.003	0.002	0.064
01/16/2026	1062.373	0.927	1.957	0.621	87.663	8.819	0.551	0.018	0.033	0.003	0.003	0.003	0.023
01/15/2026	1080.701	1.052	2.594	0.642	83.533	11.888	0.774	0.019	0.034	0.002	0.002	0.001	0.101
01/14/2026	1079.183	1.010	2.546	0.639	84.017	11.471	0.805	0.022	0.037	0.002	0.002	0.001	0.088
01/13/2026	1074.205	0.972	2.324	0.633	85.277	10.597	0.724	0.019	0.034	0.003	0.003	0.002	0.046
01/12/2026	1074.987	0.955	2.355	0.634	85.188	10.714	0.705	0.019	0.035	0.003	0.003	0.002	0.021
01/11/2026	1073.791	0.939	2.367	0.633	85.393	10.516	0.713	0.019	0.036	0.003	0.003	0.002	0.008
01/10/2026	1075.138	0.966	2.557	0.636	84.667	11.051	0.692	0.017	0.031	0.002	0.002	0.001	0.012
01/09/2026	1078.623	1.012	2.562	0.639	84.190	11.380	0.777	0.021	0.037	0.003	0.003	0.001	0.015
01/08/2026	1067.794	0.934	2.169	0.627	86.596	9.567	0.662	0.019	0.035	0.003	0.003	0.002	0.009
01/07/2026	1081.259	1.031	2.637	0.642	83.551	11.915	0.771	0.019	0.034	0.002	0.002	0.001	0.038
01/06/2026	1079.166	0.998	2.540	0.639	84.025	11.581	0.735	0.018	0.033	0.002	0.002	0.001	0.065
01/05/2026	1077.543	0.994	2.369	0.636	84.680	11.120	0.727	0.019	0.034	0.003	0.003	0.001	0.051
01/04/2026	1065.621	0.956	1.938	0.623	87.269	9.156	0.592	0.019	0.035	0.004	0.004	0.003	0.023
01/03/2026	1067.899	0.921	2.172	0.627	86.484	9.701	0.620	0.018	0.033	0.003	0.003	0.003	0.042
01/02/2026	1065.970	0.862	2.286	0.626	86.584	9.513	0.644	0.017	0.031	0.003	0.002	0.002	0.055
01/01/2026	1063.048	0.866	2.261	0.624	86.972	9.176	0.606	0.018	0.032	0.003	0.003	0.002	0.060
12/31/2025	1055.901	0.789	2.112	0.616	88.435	8.028	0.537	0.018	0.034	0.004	0.004	0.003	0.035
12/30/2025	1059.621	0.866	2.186	0.621	87.650	8.636	0.573	0.018	0.035	0.004	0.004	0.002	0.026
12/29/2025	1057.576	0.885	2.115	0.619	88.010	8.335	0.560	0.018	0.034	0.004	0.004	0.002	0.032
12/28/2025	1062.404	0.938	2.145	0.623	87.196	9.001	0.606	0.019	0.036	0.004	0.004	0.002	0.049
12/27/2025	1067.665	0.984	2.314	0.629	86.040	9.873	0.665	0.019	0.035	0.003	0.003	0.002	0.061
12/26/2025	1068.694	0.992	2.195	0.629	86.157	9.871	0.656	0.019	0.037	0.004	0.004	0.002	0.064
12/25/2025	1066.857	0.936	2.322	0.628	86.257	9.670	0.686	0.019	0.036	0.003	0.004	0.003	0.064
12/24/2025	1065.902	0.909	2.352	0.627	86.374	9.564	0.678	0.019	0.036	0.003	0.003	0.002	0.060
12/23/2025	1070.416	0.965	2.394	0.632	85.544	10.252	0.705	0.019	0.036	0.003	0.003	0.002	0.076
12/22/2025	1064.049	0.891	2.173	0.624	87.110	9.109	0.624	0.020	0.036	0.004	0.004	0.004	0.024
12/21/2025	1059.632	0.820	2.055	0.619	88.145	8.272	0.614	0.023	0.042	0.004	0.004	0.003	0.018
12/20/2025	1063.890	0.861	2.069	0.622	87.478	8.855	0.637	0.023	0.043	0.004	0.004	0.003	0.023
12/19/2025	1061.062	0.849	2.271	0.622	87.280	8.923	0.564	0.021	0.038	0.005	0.005	0.003	0.042
12/18/2025	1074.335	0.982	2.485	0.635	84.689	11.052	0.654	0.018	0.031	0.002	0.002	0.001	0.085
12/17/2025	1075.084	0.979	2.388	0.635	84.812	11.050	0.643	0.016	0.028	0.001	0.001	0.001	0.080
12/16/2025	1070.940	0.921	2.212	0.629	86.139	9.923	0.696	0.024	0.047	0.004	0.004	0.002	0.028
12/15/2025	1073.776	0.907	2.356	0.632	85.438	10.467	0.715	0.023	0.043	0.003	0.003	0.002	0.042
12/14/2025	1072.192	0.877	2.444	0.632	85.499	10.468	0.637	0.020	0.038	0.004	0.004	0.002	0.008
12/13/2025	1068.290	0.959	2.202	0.628	86.279	9.799	0.632	0.021	0.040	0.004	0.004	0.003	0.056
12/12/2025	1067.284	0.970	2.179	0.627	86.532	9.584	0.631	0.023	0.044	0.005	0.005	0.004	0.024
12/11/2025	1060.419	0.885	2.132	0.621	87.679	8.612	0.587	0.022	0.043	0.005	0.005	0.004	0.025
12/10/2025	1062.026	0.910	2.126	0.622	87.349	8.927	0.573	0.021	0.038	0.004	0.004	0.003	0.045
12/09/2025	1058.946	0.885	1.939	0.618	88.250	8.311	0.515	0.021	0.040	0.005	0.006	0.004	0.023
12/08/2025	1068.132	0.959	2.266	0.629	86.121	9.868	0.638	0.022	0.042	0.004	0.004	0.003	0.072
12/07/2025	1062.979	0.929	2.114	0.623	87.203	9.080	0.564	0.020	0.038	0.004	0.004	0.003	0.041
12/06/2025	1065.524	0.904	2.289	0.626	86.420	9.677	0.578	0.017	0.031	0.003	0.003	0.002	0.078
12/05/2025	1060.597	0.894	2.232	0.622	87.274	8.937	0.555	0.017	0.033	0.003	0.003	0.003	0.048
12/04/2025	1048.520	0.777	2.000	0.610	89.593	7.116	0.438	0.015	0.028	0.003	0.003	0.003	0.022
12/03/2025	1057.832	0.879	2.152	0.620	87.887	8.432	0.554	0.018	0.033	0.003	0.003	0.002	0.035
12/02/2025	1070.387	0.974	2.432	0.632	85.433	10.310	0.708	0.020	0.037	0.003	0.003	0.001	0.079
12/01/2025	1082.059	1.020	2.650	0.643	83.432	11.832	0.884	0.025	0.045	0.002	0.002	0.001	0.106
11/30/2025	1084.247	1.028	2.667	0.644	83.106	12.100	0.909	0.026	0.047	0.002	0.002	0.001	0.112
11/29/2025	1077.705	1.032	2.665	0.640	83.754	11.681	0.716	0.018	0.033	0.002	0.002	0.001	0.096
11/28/2025	1078.974	1.032	2.627	0.641	83.714	11.706	0.759	0.020	0.035	0.002	0.002	0.001	0.102
11/27/2025	1079.638	1.032	2.698	0.642	83.491	11.833	0.779	0.020	0.038	0.002	0.002	0.001	0.103
11/26/2025	1084.963	1.047	2.692	0.645	82.952	12.222	0.908	0.026	0.049	0.003	0.003	0.001	0.098
11/25/2025	1084.372	1.047	2.696	0.645	82.969	12.245	0.865	0.025	0.048	0.003	0.003	0.001	0.099
11/24/2025	1084.747	1.043	2.675	0.645	83.013	12.189	0.898	0.026	0.049	0.003	0.003	0.001	0.100
11/23/2025	1079.703	1.021	2.619	0.641	83.734	11.670	0.783	0.023	0.045	0.003	0.003	0.001	0.097
11/22/2025	1079.855	1.000	2.620	0.641	83.716	11.685	0.786	0.023	0.045	0.003	0.003	0.001	0.117
11/21/2025	1085.510	1.045	2.679	0.645	82.850	12.381	0.863	0.025	0.047	0.003	0.003	0.001	0.104
11/20/2025	1083.995	1.058	2.747	0.645	82.802	12.367	0.834	0.024	0.047	0.003	0.003	0.001	0.115
11/19/2025	1084.417	1.054	2.739	0.646	82.798	12.353	0.851	0.026	0.052	0.003	0.003	0.001	0.120
11/18/2025	1083.744	1.041	2.746	0.645	82.983	12.274	0.817	0.024	0.047	0.003	0.003	0.001	0.062
11/17/2025	1082.923	1.056	2.850	0.646	82.733	12.362	0.826	0.024	0.045	0.002	0.003	0.001	0.099
11/16/2025	1087.508	1.093	2.927	0.650	81.965	12.934	0.911	0.024	0.046	0.002	0.002	0.001	0.095
11/15/2025	1083.742	1.083	2.915	0.647	82.472	12.524	0.851	0.024	0.045	0.002	0.002	0.001	0.082
11/14/2025	1082.715	1.064	2.889	0.646	82.628	12.450	0.809	0.022	0.040	0.002	0.002	0.001	0.094
11/13/2025	1083.100	1.027	2.745	0.644	83.097	12.152	0.833	0.024	0.046	0.003	0.003	0.001	0.070
11/12/2025	1082.904	1.021	2.687	0.643	83.260	12.026	0.851	0.024	0.045	0.002	0.002	0.001	0.080
11/11/2025	1079.765	1.017	2.701	0.642	83.553	11.790	0.786	0.022	0.040	0.002	0.002	0.001	0.086
11/10/2025	1090.062	1.014	2.695	0.648	82.267	13.066	0.811	0.021	0.038	0.002	0.002	0.001	0.083
11/09/2025	1086.779	1.031	2.768	0.647	82.572	12.620	0.863	0.023	0.044	0.002	0.002	0.001	0.072
11/08/2025	1093.255	1.023	2.742	0.651	82.074	13.046	0.991	0.031	0.054	0.003	0.003	0.001	0.031
11/07/2025	1091.739	1.042	2.833	0.651	81.989	13.080	0.959	0.026	0.048	0.002	0.002	0.001	0.017
11/06/2025	1089.009	1.038	2.787	0.649	82.404	12.764	0.920	0.023	0.042	0.002	0.002	0.001	0.017
11/05/2025	1089.279	1.038	2.796	0.649	82.386	12.722	0.968	0.024	0.042	0.002	0.002	0.001	0.020
11/04/2025	1089.594	1.031	2.771	0.649	82.459	12.643	0.998	0.026	0.046	0.002	0.002	0.001	0.021
11/03/2025	1091.060	1.031	2.768	0.650	82.338	12.716	1.049	0.027	0.047	0.002	0.002	0.001	0.018
11/02/2025	1091.944	1.039	2.806	0.651	82.159	12.808	1.084	0.029	0.050	0.002	0.002	0.001	0.019