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Gas Quality / Gas Quality By Date

Date Requested: Dec 07 2025 11:02 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


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
11/01/2025	1090.944	1.041	2.787	0.650	82.315	12.697	1.045	0.031	0.058	0.003	0.003	0.001	0.019
10/31/2025	1085.489	1.045	2.852	0.647	82.693	12.396	0.932	0.022	0.038	0.002	0.002	0.001	0.017
10/30/2025	1084.622	1.020	2.753	0.645	83.034	12.236	0.878	0.021	0.037	0.002	0.002	0.001	0.018
10/29/2025	1082.897	1.006	2.711	0.643	83.440	11.832	0.920	0.024	0.041	0.002	0.002	0.001	0.020
10/28/2025	1083.454	0.998	2.682	0.643	83.508	11.730	0.980	0.026	0.045	0.002	0.002	0.001	0.026
10/27/2025	1085.022	1.020	2.767	0.646	83.127	11.970	1.015	0.028	0.050	0.002	0.002	0.001	0.017
10/26/2025	1081.449	1.001	2.725	0.643	83.579	11.710	0.892	0.024	0.042	0.002	0.002	0.001	0.021
10/25/2025	1077.964	0.992	2.722	0.640	83.911	11.494	0.792	0.019	0.034	0.002	0.002	0.001	0.032
10/24/2025	1080.387	1.024	2.731	0.642	83.564	11.786	0.822	0.019	0.033	0.002	0.001	0.001	0.016
10/23/2025	1076.888	1.017	2.741	0.640	84.010	11.340	0.818	0.019	0.034	0.002	0.002	0.001	0.016
10/22/2025	1079.146	1.034	2.767	0.642	83.600	11.721	0.807	0.018	0.032	0.002	0.002	0.001	0.016
10/21/2025	1082.113	1.049	2.813	0.645	83.092	12.132	0.837	0.019	0.033	0.002	0.002	0.001	0.021
10/20/2025	1082.649	1.062	2.872	0.646	82.840	12.316	0.830	0.019	0.033	0.002	0.002	0.001	0.024
10/19/2025	1086.860	1.070	2.933	0.649	82.178	12.806	0.901	0.022	0.039	0.002	0.002	0.001	0.045
10/18/2025	1074.683	0.958	2.717	0.637	84.446	11.002	0.765	0.023	0.046	0.004	0.004	0.002	0.034
10/17/2025	1063.061	0.902	2.463	0.627	86.489	9.393	0.608	0.023	0.049	0.006	0.006	0.003	0.059
10/16/2025	1064.406	0.973	2.658	0.631	85.522	10.143	0.559	0.017	0.033	0.004	0.004	0.002	0.086
10/15/2025	1082.259	1.113	3.066	0.649	82.121	12.706	0.805	0.024	0.041	0.003	0.003	0.002	0.116
10/14/2025	1080.724	1.095	3.010	0.647	82.535	12.295	0.874	0.021	0.041	0.002	0.003	0.001	0.123
10/13/2025	1081.224	1.085	3.030	0.647	82.341	12.440	0.863	0.023	0.044	0.003	0.003	0.001	0.168
10/12/2025	1083.753	1.105	3.074	0.650	81.860	12.840	0.872	0.023	0.046	0.002	0.003	0.001	0.174
10/11/2025	1085.131	1.125	3.041	0.650	81.835	12.993	0.832	0.022	0.044	0.002	0.002	0.001	0.101
10/10/2025	1082.801	1.089	2.987	0.648	82.487	12.508	0.813	0.023	0.047	0.003	0.003	0.001	0.039
10/09/2025	1091.222	1.041	2.795	0.650	81.812	13.201	0.930	0.025	0.045	0.003	0.003	0.001	0.146
10/08/2025	1095.952	1.019	2.789	0.653	81.290	13.730	0.956	0.025	0.043	0.003	0.002	0.001	0.141
10/07/2025	1089.159	1.100	3.007	0.652	81.525	13.140	0.995	0.026	0.051	0.003	0.003	0.001	0.148
10/06/2025	1089.419	1.103	2.962	0.652	81.529	13.230	0.946	0.024	0.048	0.003	0.003	0.001	0.151
10/05/2025	1089.817	1.102	2.996	0.653	81.375	13.305	0.972	0.025	0.047	0.003	0.003	0.001	0.170
10/04/2025	1086.416	1.085	3.009	0.650	81.684	13.120	0.859	0.021	0.041	0.003	0.003	0.001	0.175
10/03/2025	1084.564	1.078	3.032	0.649	81.848	12.984	0.822	0.019	0.039	0.002	0.002	0.001	0.173
10/02/2025	1086.534	1.083	3.065	0.651	81.590	13.126	0.899	0.021	0.040	0.002	0.003	0.001	0.171
10/01/2025	1083.258	1.056	2.947	0.647	82.291	12.503	0.917	0.024	0.046	0.002	0.003	0.001	0.211
09/30/2025	1084.638	1.060	2.934	0.648	82.304	12.450	0.986	0.027	0.054	0.003	0.003	0.001	0.178
09/29/2025	1080.721	1.022	2.829	0.644	83.055	11.881	0.937	0.026	0.051	0.003	0.003	0.001	0.192
09/28/2025	1079.458	1.047	2.974	0.645	82.486	12.316	0.843	0.018	0.035	0.002	0.002	0.001	0.275
09/27/2025	1075.836	1.060	2.911	0.642	83.185	11.807	0.782	0.018	0.033	0.002	0.002	0.001	0.199
09/26/2025	1082.088	1.066	2.955	0.647	82.471	12.446	0.843	0.022	0.043	0.002	0.003	0.001	0.148
09/25/2025	1085.414	1.059	2.897	0.648	82.282	12.650	0.894	0.025	0.049	0.003	0.003	0.001	0.138
09/24/2025	1083.922	1.064	2.858	0.647	82.508	12.478	0.873	0.023	0.045	0.003	0.003	0.001	0.144
09/23/2025	1079.097	1.058	2.738	0.642	83.367	11.835	0.802	0.020	0.040	0.003	0.003	0.001	0.133
09/22/2025	1079.722	1.048	2.663	0.642	83.458	11.831	0.794	0.020	0.040	0.002	0.003	0.001	0.140
09/21/2025	1083.471	1.047	2.665	0.644	83.028	12.203	0.850	0.022	0.041	0.002	0.002	0.001	0.139
09/20/2025	1083.847	1.020	2.683	0.644	82.890	12.357	0.808	0.021	0.042	0.003	0.003	0.001	0.171
09/19/2025	1080.323	1.029	2.809	0.643	83.127	12.017	0.819	0.021	0.040	0.002	0.002	0.001	0.133
09/18/2025	1079.621	1.054	2.860	0.644	82.967	12.145	0.771	0.020	0.038	0.002	0.002	0.001	0.140
09/17/2025	1079.433	1.049	2.900	0.644	82.917	12.146	0.777	0.020	0.040	0.002	0.003	0.001	0.144
09/16/2025	1083.409	1.063	2.919	0.647	82.397	12.538	0.856	0.023	0.045	0.003	0.003	0.001	0.152
09/15/2025	1082.277	1.053	2.912	0.646	82.491	12.474	0.825	0.021	0.042	0.002	0.003	0.001	0.175
09/14/2025	1082.721	1.014	2.867	0.645	82.534	12.422	0.872	0.020	0.037	0.002	0.002	0.001	0.229
09/13/2025	1082.994	1.015	2.897	0.646	82.462	12.357	0.935	0.024	0.047	0.003	0.003	0.002	0.255
09/12/2025	1081.108	1.006	2.833	0.644	82.806	12.137	0.891	0.022	0.042	0.002	0.002	0.001	0.258
09/11/2025	1081.773	0.979	2.767	0.643	82.993	12.068	0.891	0.022	0.042	0.002	0.002	0.001	0.233
09/10/2025	1081.452	0.963	2.711	0.642	83.208	11.936	0.886	0.022	0.041	0.002	0.002	0.001	0.227
09/09/2025	1075.222	0.969	2.780	0.639	83.710	11.451	0.802	0.017	0.031	0.002	0.002	0.001	0.236
09/08/2025	1078.978	0.974	2.745	0.641	83.406	11.691	0.893	0.020	0.035	0.002	0.002	0.001	0.231
09/07/2025	1077.991	0.977	2.737	0.640	83.478	11.664	0.841	0.020	0.037	0.002	0.002	0.001	0.240
09/06/2025	1079.510	0.975	2.717	0.641	83.380	11.777	0.857	0.021	0.039	0.002	0.002	0.001	0.229
09/05/2025	1081.336	0.963	2.650	0.641	83.408	11.838	0.875	0.021	0.039	0.002	0.002	0.001	0.202