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Gas Quality / Gas Quality By Date

Date Requested: Mar 31 2026 3:39 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


03/31/2026	1076.878	1.143	2.916	0.644	82.910	12.054	0.764	0.017	0.032	0.002	0.001	0.162
03/30/2026	1076.878	1.143	2.916	0.644	82.910	12.054	0.764	0.017	0.032	0.002	0.001	0.162
03/29/2026	1075.649	1.133	2.904	0.643	83.073	11.934	0.738	0.017	0.030	0.002	0.002	0.168
03/28/2026	1077.904	1.101	2.825	0.643	83.068	12.025	0.756	0.018	0.034	0.002	0.002	0.169
03/27/2026	1075.811	1.113	2.868	0.642	83.205	11.878	0.729	0.017	0.031	0.002	0.002	0.156
03/26/2026	1078.033	1.097	2.859	0.643	83.059	12.122	0.710	0.016	0.028	0.001	0.001	0.107
03/25/2026	1079.595	1.125	2.874	0.645	82.768	12.326	0.743	0.016	0.029	0.001	0.001	0.117
03/24/2026	1080.028	1.131	2.908	0.646	82.713	12.349	0.760	0.017	0.031	0.002	0.002	0.087
03/23/2026	1082.049	1.099	2.849	0.646	82.797	12.362	0.789	0.019	0.035	0.002	0.002	0.046
03/22/2026	1084.963	1.076	2.812	0.647	82.647	12.515	0.835	0.023	0.044	0.003	0.003	0.042
03/21/2026	1083.489	1.070	2.784	0.646	82.794	12.379	0.822	0.021	0.040	0.003	0.003	0.083
03/20/2026	1081.250	1.053	2.706	0.643	83.368	11.974	0.786	0.021	0.042	0.003	0.003	0.044
03/19/2026	1079.942	1.029	2.622	0.641	83.706	11.778	0.748	0.019	0.037	0.002	0.002	0.056
03/18/2026	1078.122	1.069	2.756	0.642	83.509	11.787	0.750	0.019	0.037	0.002	0.002	0.068
03/17/2026	1075.852	1.083	2.753	0.641	83.658	11.658	0.703	0.017	0.031	0.002	0.002	0.094
03/16/2026	1079.711	1.063	2.706	0.642	83.402	11.849	0.798	0.024	0.039	0.003	0.003	0.112
03/15/2026	1083.870	1.078	2.745	0.646	82.961	12.072	0.931	0.036	0.063	0.005	0.004	0.105
03/14/2026	1081.753	1.056	2.715	0.644	83.096	12.184	0.776	0.021	0.039	0.002	0.002	0.111
03/13/2026	1083.674	1.073	2.840	0.646	82.759	12.402	0.837	0.020	0.036	0.002	0.002	0.029
03/12/2026	1083.090	1.069	2.815	0.646	82.867	12.371	0.794	0.019	0.035	0.002	0.002	0.025
03/11/2026	1082.565	1.087	2.836	0.646	82.874	12.318	0.792	0.022	0.043	0.002	0.003	0.022
03/10/2026	1081.411	1.080	2.788	0.645	83.074	12.105	0.812	0.023	0.045	0.003	0.003	0.067
03/09/2026	1080.075	1.078	2.783	0.644	83.155	12.015	0.792	0.022	0.044	0.003	0.003	0.104
03/08/2026	1087.887	1.101	2.845	0.650	81.988	13.038	0.845	0.023	0.046	0.003	0.003	0.108
03/07/2026	1096.480	1.067	2.692	0.653	81.375	13.784	0.906	0.023	0.045	0.002	0.003	0.102
03/06/2026	1090.015	1.046	2.638	0.648	82.255	13.061	0.826	0.019	0.036	0.002	0.002	0.115
03/05/2026	1089.397	1.045	2.622	0.647	82.414	12.903	0.848	0.019	0.036	0.002	0.002	0.108
03/04/2026	1093.347	1.064	2.638	0.650	81.809	13.504	0.831	0.018	0.033	0.002	0.002	0.100
03/03/2026	1093.065	1.058	2.596	0.650	81.939	13.430	0.821	0.017	0.032	0.002	0.002	0.102
03/02/2026	1091.417	1.063	2.619	0.649	82.065	13.293	0.801	0.018	0.033	0.002	0.002	0.105
03/01/2026	1091.413	1.046	2.617	0.649	82.089	13.333	0.772	0.016	0.028	0.002	0.002	0.095
02/28/2026	1091.073	1.033	2.567	0.648	82.347	13.072	0.819	0.020	0.038	0.002	0.002	0.099
02/27/2026	1089.149	1.018	2.519	0.646	82.681	12.851	0.769	0.019	0.036	0.002	0.002	0.104
02/26/2026	1090.834	1.019	2.525	0.647	82.555	12.885	0.852	0.021	0.039	0.002	0.002	0.097
02/25/2026	1089.867	1.008	2.484	0.646	82.718	12.847	0.782	0.020	0.036	0.002	0.002	0.099
02/24/2026	1089.355	1.019	2.519	0.646	82.666	12.866	0.775	0.019	0.035	0.002	0.002	0.098
02/23/2026	1091.032	0.999	2.480	0.646	82.644	12.966	0.780	0.019	0.034	0.002	0.002	0.073
02/22/2026	1075.852	1.014	2.581	0.638	84.185	11.336	0.714	0.018	0.034	0.002	0.002	0.115
02/21/2026	1073.507	1.019	2.620	0.637	84.366	11.121	0.707	0.017	0.030	0.002	0.002	0.118
02/20/2026	1075.898	1.022	2.583	0.638	84.236	11.360	0.689	0.016	0.028	0.001	0.001	0.063
02/19/2026	1078.276	1.021	2.554	0.639	83.980	11.542	0.753	0.017	0.030	0.002	0.002	0.099
02/18/2026	1075.972	1.028	2.584	0.638	84.148	11.367	0.715	0.017	0.032	0.002	0.002	0.105
02/17/2026	1078.851	1.011	2.544	0.639	83.943	11.614	0.737	0.017	0.032	0.002	0.002	0.098
02/16/2026	1078.135	1.015	2.539	0.639	84.083	11.465	0.753	0.019	0.034	0.002	0.002	0.090
02/15/2026	1079.298	1.004	2.519	0.639	83.980	11.601	0.747	0.018	0.033	0.002	0.002	0.095
02/14/2026	1081.369	1.009	2.482	0.640	83.791	11.841	0.736	0.018	0.032	0.002	0.002	0.087
02/13/2026	1092.660	1.022	2.446	0.647	82.453	13.138	0.802	0.018	0.033	0.002	0.002	0.083
02/12/2026	1078.915	1.047	2.621	0.641	83.696	11.751	0.744	0.017	0.031	0.002	0.001	0.090
02/11/2026	1076.976	1.016	2.540	0.638	84.162	11.412	0.722	0.017	0.029	0.001	0.001	0.099
02/10/2026	1077.852	1.026	2.555	0.639	84.022	11.504	0.747	0.017	0.030	0.001	0.001	0.095
02/09/2026	1079.689	1.022	2.491	0.639	83.987	11.578	0.776	0.019	0.032	0.002	0.002	0.092
02/08/2026	1076.783	1.024	2.522	0.638	84.292	11.362	0.696	0.017	0.030	0.002	0.001	0.054
02/07/2026	1077.706	1.031	2.495	0.638	84.229	11.364	0.749	0.018	0.033	0.002	0.002	0.077
02/06/2026	1086.460	1.019	2.430	0.643	83.217	12.416	0.760	0.019	0.034	0.002	0.002	0.103
02/05/2026	1092.916	1.027	2.439	0.647	82.319	13.281	0.765	0.019	0.033	0.002	0.002	0.113
02/04/2026	1092.428	1.018	2.428	0.647	82.415	13.178	0.780	0.019	0.033	0.002	0.002	0.126
02/03/2026	1092.800	1.028	2.525	0.648	82.157	13.336	0.786	0.019	0.034	0.002	0.002	0.111
02/02/2026	1091.939	1.009	2.501	0.647	82.355	13.281	0.720	0.017	0.030	0.002	0.002	0.085
02/01/2026	1093.561	1.009	2.432	0.647	82.310	13.342	0.755	0.018	0.032	0.002	0.002	0.100
01/31/2026	1095.545	1.008	2.443	0.649	82.102	13.543	0.769	0.019	0.034	0.002	0.002	0.077
01/30/2026	1093.057	0.997	2.369	0.646	82.568	13.144	0.760	0.020	0.037	0.002	0.002	0.102
01/29/2026	1090.617	0.981	2.287	0.644	82.999	12.816	0.726	0.019	0.035	0.002	0.002	0.132
01/28/2026	1085.865	0.941	2.122	0.638	83.944	12.159	0.637	0.016	0.028	0.001	0.001	0.150
01/27/2026	1081.978	0.940	2.109	0.636	84.422	11.731	0.594	0.016	0.028	0.001	0.001	0.157
01/26/2026	1085.124	0.932	2.089	0.637	84.350	11.772	0.693	0.022	0.040	0.002	0.002	0.098
01/25/2026	1086.456	0.943	2.067	0.638	84.449	11.689	0.756	0.024	0.044	0.002	0.002	0.024
01/24/2026	1073.421	0.959	2.230	0.632	85.410	10.702	0.585	0.015	0.027	0.002	0.002	0.069
01/23/2026	1076.095	1.021	2.476	0.637	84.448	11.277	0.666	0.017	0.030	0.002	0.002	0.061
01/22/2026	1079.113	1.009	2.439	0.638	84.129	11.568	0.707	0.017	0.030	0.002	0.002	0.096
01/21/2026	1078.132	1.009	2.468	0.638	84.165	11.503	0.702	0.017	0.029	0.002	0.002	0.103
01/20/2026	1078.501	0.998	2.457	0.638	84.208	11.490	0.708	0.017	0.029	0.002	0.002	0.089
01/19/2026	1076.064	1.017	2.523	0.637	84.258	11.400	0.659	0.016	0.028	0.002	0.001	0.095
01/18/2026	1079.491	1.042	2.593	0.641	83.649	11.883	0.697	0.016	0.028	0.002	0.002	0.088
01/17/2026	1080.494	1.047	2.524	0.641	83.644	11.946	0.690	0.017	0.030	0.002	0.002	0.097
01/16/2026	1083.856	1.074	2.667	0.645	83.012	12.352	0.776	0.020	0.037	0.002	0.002	0.057
01/15/2026	1083.279	1.057	2.633	0.644	83.232	12.224	0.762	0.019	0.034	0.002	0.002	0.035
01/14/2026	1079.269	1.043	2.615	0.641	83.654	11.791	0.742	0.018	0.032	0.002	0.002	0.100
01/13/2026	1082.461	1.037	2.620	0.643	83.415	11.962	0.836	0.020	0.035	0.002	0.002	0.070
01/12/2026	1082.497	1.031	2.642	0.643	83.440	12.023	0.789	0.019	0.034	0.002	0.002	0.018
01/11/2026	1082.456	1.037	2.633	0.643	83.475	11.976	0.808	0.018	0.033	0.002	0.002	0.016
01/10/2026	1079.001	1.046	2.711	0.642	83.621	11.836	0.724	0.016	0.027	0.002	0.002	0.016
01/09/2026	1080.535	1.035	2.706	0.642	83.532	11.876	0.777	0.019	0.033	0.002	0.002	0.016
01/08/2026	1081.789	1.021	2.619	0.642	83.648	11.818	0.819	0.020	0.035	0.002	0.002	0.016
01/07/2026	1082.453	1.027	2.627	0.643	83.509	11.961	0.801	0.019	0.035	0.002	0.002	0.017
01/06/2026	1080.491	1.022	2.590	0.641	83.697	11.824	0.750	0.018	0.033	0.002	0.002	0.062
01/05/2026	1082.334	1.010	2.545	0.641	83.608	11.930	0.780	0.019	0.034	0.002	0.002	0.070
01/04/2026	1082.083	1.010	2.555	0.641	83.606	11.935	0.770	0.018	0.033	0.002	0.002	0.069
01/03/2026	1079.810	1.009	2.538	0.640	83.881	11.677	0.755	0.018	0.031	0.002	0.002	0.086
01/02/2026	1078.702	1.002	2.559	0.639	84.017	11.480	0.790	0.019	0.034	0.002	0.002	0.095
01/01/2026	1078.320	1.021	2.568	0.639	83.996	11.491	0.778	0.018	0.033	0.002	0.002	0.091
12/31/2025	1079.546	1.029	2.571	0.640	83.770	11.695	0.776	0.018	0.032	0.002	0.002	0.105
12/30/2025	1076.796	1.034	2.615	0.639	83.991	11.482	0.731	0.017	0.031	0.002	0.002	0.096
12/29/2025	1076.383	1.035	2.693	0.640	83.889	11.461	0.768	0.018	0.032	0.002	0.002	0.101
12/28/2025	1076.017	1.042	2.711	0.640	83.877	11.458	0.761	0.018	0.032	0.002	0.002	0.098