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Gas Quality / Gas Quality By Date

Date Requested: Feb 16 2026 11:46 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


02/16/2026	1041.733	1.304	1.246	0.606	90.866	6.156	0.370	0.008	0.015	0.001	0.001	0.033
02/15/2026	1045.525	1.261	1.461	0.610	90.011	6.793	0.411	0.009	0.017	0.001	0.001	0.036
02/14/2026	1039.423	1.264	1.542	0.607	90.585	6.161	0.386	0.009	0.016	0.001	0.001	0.035
02/13/2026	1059.748	1.135	2.001	0.623	87.322	8.882	0.562	0.013	0.024	0.001	0.001	0.060
02/12/2026	1059.639	1.120	2.037	0.623	87.284	8.890	0.567	0.013	0.023	0.001	0.001	0.063
02/11/2026	1060.548	1.136	1.986	0.624	87.286	8.902	0.592	0.014	0.024	0.001	0.001	0.057
02/10/2026	1058.377	1.156	1.972	0.622	87.547	8.730	0.530	0.013	0.023	0.001	0.001	0.027
02/09/2026	1056.798	1.151	1.870	0.620	87.996	8.346	0.552	0.013	0.024	0.001	0.001	0.044
02/08/2026	1073.841	1.099	2.089	0.632	85.436	10.614	0.642	0.016	0.029	0.001	0.002	0.073
02/07/2026	1061.566	1.199	1.701	0.622	87.573	8.911	0.514	0.012	0.022	0.001	0.001	0.065
02/06/2026	1082.545	1.069	2.210	0.639	84.099	11.813	0.671	0.016	0.030	0.002	0.002	0.087
02/05/2026	1074.394	1.119	2.000	0.632	85.469	10.650	0.626	0.015	0.027	0.001	0.001	0.091
02/04/2026	1075.159	1.119	2.104	0.634	85.179	10.871	0.622	0.015	0.026	0.001	0.001	0.061
02/03/2026	1066.501	1.172	1.819	0.626	86.721	9.623	0.545	0.013	0.023	0.001	0.001	0.082
02/02/2026	1073.323	1.134	1.946	0.631	85.727	10.492	0.597	0.014	0.026	0.001	0.002	0.061
02/01/2026	1078.053	1.087	2.033	0.634	85.054	11.086	0.625	0.016	0.030	0.002	0.002	0.064
01/31/2026	1089.949	1.007	2.222	0.643	83.334	12.562	0.732	0.019	0.035	0.002	0.002	0.085
01/30/2026	1083.195	0.998	2.074	0.637	84.391	11.707	0.648	0.017	0.031	0.002	0.002	0.132
01/29/2026	1072.052	1.004	1.811	0.627	86.296	10.204	0.520	0.013	0.024	0.001	0.001	0.127
01/28/2026	1066.245	1.036	1.697	0.622	87.327	9.331	0.495	0.014	0.025	0.001	0.001	0.072
01/27/2026	1081.844	0.957	1.948	0.634	85.192	11.085	0.697	0.023	0.044	0.002	0.002	0.051
01/26/2026	1078.720	0.943	2.055	0.633	85.260	11.072	0.591	0.015	0.027	0.002	0.002	0.034
01/25/2026	1073.811	1.000	2.364	0.634	85.114	10.814	0.630	0.016	0.030	0.002	0.002	0.027
01/24/2026	1077.585	1.027	2.435	0.637	84.354	11.400	0.668	0.017	0.030	0.002	0.002	0.067
01/23/2026	1079.601	1.009	2.385	0.638	84.260	11.502	0.710	0.017	0.030	0.002	0.002	0.083
01/22/2026	1078.902	1.015	2.431	0.638	84.214	11.513	0.695	0.016	0.029	0.002	0.002	0.082
01/21/2026	1078.562	0.997	2.404	0.637	84.376	11.398	0.699	0.017	0.029	0.002	0.002	0.078
01/20/2026	1077.359	1.031	2.474	0.638	84.283	11.424	0.673	0.016	0.029	0.002	0.002	0.067
01/19/2026	1064.712	1.061	2.068	0.626	86.661	9.568	0.540	0.013	0.023	0.001	0.001	0.064
01/18/2026	1065.362	1.107	2.080	0.627	86.599	9.538	0.604	0.016	0.029	0.002	0.002	0.025
01/17/2026	1063.752	1.112	2.038	0.626	86.910	9.312	0.584	0.014	0.026	0.001	0.002	0.001
01/16/2026	1073.478	1.044	2.298	0.634	85.221	10.641	0.693	0.017	0.030	0.002	0.002	0.053
01/15/2026	1070.055	1.087	2.229	0.631	85.767	10.148	0.693	0.016	0.028	0.002	0.002	0.028
01/14/2026	1053.033	1.144	1.788	0.617	88.723	7.799	0.510	0.012	0.021	0.001	0.001	0.000
01/13/2026	1049.241	1.192	1.679	0.614	89.328	7.285	0.483	0.011	0.019	0.001	0.001	0.000
01/12/2026	1054.854	1.193	1.955	0.621	87.983	8.327	0.508	0.011	0.020	0.001	0.001	0.000
01/11/2026	1071.942	1.099	2.353	0.634	85.305	10.466	0.723	0.019	0.032	0.002	0.002	0.000
01/10/2026	1067.646	1.117	2.217	0.630	86.085	9.852	0.680	0.016	0.030	0.002	0.002	0.000
01/09/2026	1033.255	1.360	1.344	0.603	91.636	5.285	0.343	0.008	0.015	0.001	0.001	0.006
01/08/2026	1058.524	1.142	1.953	0.622	87.608	8.670	0.549	0.013	0.024	0.001	0.001	0.038
01/07/2026	1082.694	1.020	2.482	0.641	83.745	11.867	0.778	0.019	0.034	0.002	0.002	0.052
01/06/2026	1065.599	1.128	2.093	0.628	86.450	9.619	0.618	0.015	0.027	0.001	0.002	0.048
01/05/2026	1080.976	1.018	2.490	0.640	83.902	11.712	0.760	0.018	0.031	0.002	0.002	0.067
01/04/2026	1058.112	1.173	1.958	0.622	87.592	8.577	0.599	0.014	0.025	0.001	0.002	0.059
01/03/2026	1077.214	1.037	2.474	0.638	84.373	11.230	0.758	0.018	0.033	0.002	0.002	0.072
01/02/2026	1061.125	1.165	2.061	0.625	86.955	9.105	0.602	0.014	0.025	0.001	0.001	0.071
01/01/2026	1054.756	1.205	1.958	0.621	87.877	8.342	0.525	0.012	0.022	0.001	0.001	0.055
12/31/2025	1066.422	1.115	2.343	0.631	85.789	9.987	0.653	0.015	0.027	0.001	0.002	0.069
12/30/2025	1071.198	1.083	2.488	0.635	84.959	10.635	0.711	0.017	0.030	0.002	0.002	0.074
12/29/2025	1049.226	1.235	1.811	0.616	88.864	7.499	0.506	0.012	0.022	0.001	0.001	0.048
12/28/2025	1044.925	1.285	1.689	0.613	89.584	6.866	0.496	0.011	0.021	0.001	0.001	0.044
12/27/2025	1018.597	1.489	1.034	0.592	93.813	3.381	0.242	0.005	0.010	0.001	0.001	0.025
12/26/2025	1049.480	1.247	1.798	0.616	88.861	7.476	0.534	0.012	0.022	0.001	0.001	0.047
12/25/2025	1054.220	1.221	1.884	0.620	88.136	8.101	0.567	0.013	0.024	0.001	0.001	0.051
12/24/2025	1055.926	1.208	1.974	0.622	87.791	8.315	0.611	0.016	0.029	0.002	0.002	0.054
12/23/2025	1060.027	1.176	1.960	0.624	87.571	8.407	0.744	0.027	0.054	0.003	0.003	0.056
12/22/2025	1053.890	1.166	1.816	0.618	88.584	7.713	0.616	0.021	0.039	0.002	0.002	0.041
12/21/2025	1052.452	1.154	1.832	0.617	88.614	7.793	0.506	0.018	0.029	0.002	0.002	0.049
12/20/2025	1056.756	1.090	1.987	0.620	87.829	8.460	0.520	0.018	0.028	0.002	0.002	0.062
12/19/2025	1060.211	1.067	2.001	0.622	87.393	8.917	0.525	0.014	0.024	0.001	0.001	0.056
12/18/2025	1062.163	1.085	1.989	0.624	87.180	9.138	0.537	0.013	0.024	0.001	0.001	0.032
12/17/2025	1065.336	1.077	2.032	0.626	86.834	9.282	0.658	0.021	0.042	0.003	0.003	0.048
12/16/2025	1061.159	1.139	2.048	0.625	87.010	9.156	0.541	0.014	0.027	0.002	0.002	0.060
12/15/2025	1080.132	1.029	2.552	0.640	83.889	11.735	0.709	0.019	0.037	0.002	0.002	0.025
12/14/2025	1077.859	1.032	2.501	0.638	84.257	11.394	0.710	0.019	0.037	0.002	0.002	0.046
12/13/2025	1062.499	1.140	2.098	0.626	86.818	9.226	0.615	0.016	0.031	0.002	0.002	0.053
12/12/2025	1065.678	1.130	2.182	0.629	86.208	9.742	0.622	0.016	0.030	0.002	0.002	0.066
12/11/2025	1059.338	1.142	1.991	0.623	87.353	8.882	0.530	0.014	0.024	0.001	0.001	0.060
12/10/2025	1063.861	1.081	2.090	0.626	86.736	9.421	0.571	0.015	0.027	0.002	0.002	0.055
12/09/2025	1058.749	1.148	2.024	0.623	87.360	8.825	0.542	0.014	0.026	0.001	0.002	0.059
12/08/2025	1060.699	1.132	2.065	0.624	87.047	9.077	0.563	0.015	0.027	0.002	0.002	0.071
12/07/2025	1058.405	1.153	2.078	0.623	87.275	8.812	0.567	0.015	0.027	0.002	0.002	0.070
12/06/2025	1060.770	1.093	2.034	0.623	87.241	9.018	0.533	0.015	0.028	0.002	0.002	0.035
12/05/2025	1076.616	1.000	2.490	0.637	84.481	11.221	0.698	0.018	0.034	0.002	0.002	0.053
12/04/2025	1077.860	1.009	2.527	0.638	84.282	11.294	0.770	0.020	0.036	0.002	0.002	0.058
12/03/2025	1079.600	1.023	2.590	0.640	83.893	11.521	0.822	0.022	0.040	0.002	0.002	0.083
12/02/2025	1083.797	1.038	2.617	0.643	83.341	11.935	0.902	0.026	0.047	0.002	0.002	0.089
12/01/2025	1078.487	1.039	2.643	0.640	83.754	11.719	0.711	0.018	0.033	0.002	0.002	0.079
11/30/2025	1060.852	1.125	1.989	0.624	87.250	8.946	0.580	0.015	0.027	0.001	0.002	0.064
11/29/2025	1079.243	1.031	2.617	0.640	83.771	11.691	0.746	0.019	0.036	0.002	0.002	0.083
11/28/2025	1080.086	1.051	2.638	0.641	83.595	11.778	0.782	0.020	0.039	0.002	0.002	0.092
11/27/2025	1062.373	1.151	1.982	0.625	87.112	8.998	0.645	0.018	0.034	0.002	0.002	0.055
11/26/2025	1062.772	1.151	1.995	0.625	87.031	9.048	0.652	0.019	0.037	0.002	0.002	0.063
11/25/2025	1027.226	1.139	1.009	0.592	93.580	3.966	0.255	0.007	0.014	0.001	0.001	0.028
11/24/2025	1084.825	1.039	2.577	0.644	83.217	12.195	0.811	0.024	0.047	0.003	0.003	0.083
11/23/2025	1084.760	1.061	2.693	0.645	82.900	12.345	0.825	0.024	0.049	0.003	0.003	0.097
11/22/2025	1084.289	1.060	2.689	0.645	83.024	12.237	0.831	0.025	0.051	0.003	0.003	0.076
11/21/2025	1084.815	1.059	2.710	0.645	82.914	12.371	0.810	0.024	0.048	0.003	0.003	0.058
11/20/2025	1083.433	1.039	2.695	0.644	83.172	12.156	0.809	0.024	0.046	0.003	0.003	0.055
11/19/2025	1084.386	1.071	2.810	0.646	82.694	12.424	0.844	0.024	0.047	0.003	0.003	0.080
11/18/2025	1074.772	1.060	2.520	0.637	84.565	10.994	0.741	0.020	0.039	0.002	0.002	0.056
11/17/2025	1082.896	1.045	2.727	0.644	83.150	12.149	0.813	0.022	0.041	0.002	0.002	0.049
11/16/2025	1056.261	1.002	1.832	0.617	88.510	8.020	0.543	0.016	0.030	0.002	0.002	0.043
11/15/2025	1083.577	1.022	2.637	0.643	83.356	11.997	0.842	0.025	0.050	0.003	0.003	0.064