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Gas Quality / Gas Quality By Date

Date Requested: Sep 02 2025 9:33 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


09/02/2025	1044.283	0.495	0.357	0.586	94.238	4.799	0.103	0.004	0.003	0.001	0.000	0.000	0.000	0.000
09/01/2025	1044.280	0.496	0.356	0.586	94.240	4.797	0.103	0.004	0.003	0.001	0.000	0.001	0.000	0.000
08/31/2025	1044.075	0.498	0.357	0.586	94.260	4.775	0.101	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/30/2025	1042.204	0.538	0.349	0.585	94.423	4.586	0.096	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/29/2025	1041.540	0.545	0.339	0.584	94.513	4.500	0.095	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/28/2025	1045.469	0.527	0.340	0.587	94.132	4.824	0.155	0.009	0.009	0.002	0.001	0.000	0.000	0.000
08/27/2025	1044.414	0.540	0.354	0.586	94.242	4.663	0.168	0.013	0.014	0.003	0.002	0.001	0.001	0.000
08/26/2025	1042.253	0.550	0.338	0.585	94.412	4.594	0.097	0.004	0.004	0.001	0.000	0.000	0.000	0.000
08/25/2025	1041.629	0.540	0.359	0.585	94.458	4.549	0.087	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/24/2025	1040.188	0.580	0.351	0.584	94.568	4.410	0.085	0.003	0.003	0.001	0.000	0.000	0.000	0.000
08/23/2025	1041.056	0.553	0.363	0.585	94.495	4.493	0.089	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/22/2025	1040.215	0.558	0.332	0.584	94.653	4.370	0.079	0.003	0.003	0.001	0.000	0.000	0.000	0.000
08/21/2025	1041.284	0.517	0.386	0.584	94.497	4.502	0.090	0.004	0.003	0.001	0.000	0.000	0.000	0.000
08/20/2025	1054.828	0.654	1.029	0.602	91.188	6.784	0.318	0.010	0.016	0.001	0.001	0.000	0.000	0.000
08/19/2025	1081.705	0.988	2.435	0.639	84.189	11.536	0.780	0.023	0.044	0.002	0.002	0.000	0.000	0.000
08/18/2025	1085.166	0.956	2.528	0.642	83.643	11.977	0.824	0.023	0.045	0.002	0.002	0.000	0.000	0.000
08/17/2025	1086.504	0.958	2.537	0.643	83.527	12.007	0.887	0.027	0.052	0.003	0.003	0.000	0.000	0.000
08/16/2025	1091.603	0.953	2.520	0.646	83.077	12.331	1.017	0.036	0.060	0.003	0.003	0.000	0.000	0.000
08/15/2025	1086.721	0.992	2.531	0.644	83.446	12.043	0.906	0.026	0.050	0.003	0.003	0.000	0.000	0.000
08/14/2025	1086.763	0.997	2.559	0.644	83.302	12.204	0.870	0.022	0.042	0.002	0.002	0.000	0.000	0.000
08/13/2025	1086.237	1.017	2.647	0.645	83.147	12.227	0.893	0.022	0.043	0.002	0.002	0.000	0.000	0.000
08/12/2025	1085.333	1.025	2.566	0.644	83.404	12.073	0.865	0.022	0.041	0.002	0.002	0.000	0.000	0.000
08/11/2025	1085.960	1.018	2.615	0.644	83.146	12.359	0.802	0.019	0.037	0.002	0.002	0.000	0.000	0.000
08/10/2025	1086.456	0.991	2.572	0.644	83.243	12.329	0.806	0.019	0.035	0.002	0.002	0.000	0.000	0.000
08/09/2025	1087.211	1.021	2.651	0.646	82.962	12.436	0.865	0.021	0.039	0.002	0.002	0.000	0.000	0.000
08/08/2025	1083.220	1.018	2.561	0.642	83.644	11.912	0.795	0.023	0.041	0.003	0.003	0.000	0.000	0.000
08/07/2025	1088.014	1.007	2.554	0.645	83.191	12.289	0.858	0.034	0.054	0.006	0.005	0.001	0.001	0.000
08/06/2025	1089.917	1.028	2.600	0.647	82.820	12.543	0.920	0.028	0.053	0.004	0.004	0.000	0.000	0.000
08/05/2025	1088.356	1.030	2.585	0.646	83.055	12.316	0.925	0.028	0.052	0.004	0.004	0.000	0.000	0.000
08/04/2025	1095.742	1.024	2.624	0.651	82.199	12.990	1.045	0.033	0.072	0.005	0.006	0.001	0.001	0.000
08/03/2025	1095.091	1.033	2.521	0.650	82.675	12.497	1.104	0.044	0.102	0.009	0.011	0.002	0.002	0.000
08/02/2025	1098.503	1.008	2.654	0.653	82.048	12.965	1.146	0.046	0.107	0.010	0.013	0.002	0.002	0.000
08/01/2025	1097.951	1.006	2.616	0.652	82.175	12.908	1.121	0.045	0.104	0.010	0.013	0.002	0.002	0.000
07/31/2025	1095.634	1.009	2.635	0.651	82.249	12.927	1.057	0.034	0.075	0.006	0.007	0.001	0.001	0.000
07/30/2025	1094.283	1.013	2.655	0.650	82.236	13.001	1.011	0.026	0.052	0.003	0.003	0.000	0.000	0.000
07/29/2025	1091.627	1.013	2.700	0.649	82.566	12.546	1.083	0.029	0.057	0.003	0.003	0.000	0.000	0.000
07/28/2025	1092.883	1.015	2.668	0.649	82.365	12.878	0.987	0.027	0.054	0.003	0.003	0.000	0.000	0.000
07/27/2025	1090.551	1.019	2.641	0.648	82.719	12.549	0.985	0.027	0.054	0.003	0.003	0.000	0.000	0.000
07/26/2025	1090.502	1.014	2.665	0.648	82.686	12.560	0.989	0.027	0.054	0.003	0.003	0.000	0.000	0.000
07/25/2025	1089.489	1.003	2.705	0.647	82.757	12.465	0.973	0.029	0.060	0.003	0.004	0.000	0.000	0.000
07/24/2025	1087.641	1.021	2.619	0.646	83.037	12.348	0.898	0.024	0.047	0.002	0.002	0.000	0.000	0.000
07/23/2025	1088.293	1.001	2.533	0.645	83.136	12.407	0.855	0.022	0.041	0.002	0.002	0.000	0.000	0.000
07/22/2025	1087.874	1.013	2.550	0.645	83.161	12.307	0.893	0.023	0.044	0.002	0.002	0.000	0.000	0.005
07/21/2025	1095.365	1.050	2.743	0.652	81.902	13.106	1.118	0.028	0.048	0.002	0.002	0.000	0.000	0.000
07/20/2025	1092.953	1.046	2.668	0.650	82.343	12.753	1.091	0.028	0.049	0.002	0.002	0.000	0.000	0.017
07/19/2025	1092.495	1.028	2.697	0.650	82.385	12.744	1.060	0.029	0.052	0.002	0.002	0.000	0.000	0.000
07/18/2025	1096.679	1.029	2.726	0.653	81.867	13.141	1.146	0.031	0.055	0.002	0.002	0.000	0.000	0.000
07/17/2025	1091.140	1.039	2.676	0.649	82.509	12.698	0.997	0.026	0.049	0.002	0.002	0.000	0.000	0.000
07/16/2025	1088.049	1.029	2.620	0.646	82.985	12.372	0.917	0.025	0.048	0.002	0.003	0.000	0.000	0.000
07/15/2025	1086.380	1.018	2.609	0.645	83.237	12.157	0.901	0.024	0.048	0.003	0.003	0.000	0.000	0.000
07/14/2025	1086.002	1.021	2.723	0.646	82.931	12.420	0.837	0.022	0.042	0.002	0.002	0.000	0.000	0.000
07/13/2025	1083.795	1.016	2.676	0.644	83.329	12.084	0.826	0.022	0.042	0.002	0.002	0.000	0.000	0.000
07/12/2025	1083.277	1.009	2.693	0.643	83.353	12.066	0.809	0.022	0.042	0.002	0.002	0.000	0.000	0.001
07/11/2025	1082.104	1.002	2.708	0.643	83.429	11.977	0.797	0.021	0.040	0.002	0.002	0.000	0.000	0.022
07/10/2025	1085.486	1.017	2.768	0.646	82.874	12.418	0.841	0.021	0.041	0.002	0.002	0.000	0.000	0.016
07/09/2025	1087.441	1.027	2.795	0.647	82.559	12.627	0.884	0.023	0.046	0.002	0.003	0.000	0.000	0.034
07/08/2025	1088.720	1.034	2.724	0.648	82.581	12.723	0.869	0.023	0.043	0.002	0.002	0.000	0.000	0.000
07/07/2025	1089.099	1.034	2.758	0.648	82.483	12.761	0.889	0.024	0.046	0.002	0.002	0.000	0.000	0.000
07/06/2025	1088.037	1.055	2.819	0.649	82.417	12.757	0.882	0.023	0.044	0.002	0.002	0.000	0.000	0.000
07/05/2025	1088.019	1.055	2.820	0.649	82.419	12.754	0.882	0.023	0.044	0.002	0.002	0.000	0.000	0.000
07/04/2025	1087.875	1.053	2.822	0.648	82.435	12.736	0.882	0.023	0.044	0.002	0.002	0.000	0.000	0.000
07/03/2025	1088.479	1.034	2.756	0.648	82.553	12.708	0.876	0.023	0.045	0.002	0.002	0.000	0.000	0.000
07/02/2025	1087.142	1.028	2.696	0.646	82.948	12.319	0.927	0.026	0.050	0.003	0.003	0.000	0.000	0.000
07/01/2025	1080.072	0.979	2.573	0.640	84.079	11.535	0.766	0.021	0.040	0.003	0.003	0.000	0.000	0.000
06/30/2025	1080.897	0.998	2.627	0.641	83.715	11.896	0.714	0.016	0.031	0.002	0.002	0.000	0.000	0.000
06/29/2025	1080.922	0.998	2.628	0.641	83.710	11.900	0.714	0.016	0.031	0.002	0.002	0.000	0.000	0.000
06/28/2025	1081.097	0.999	2.630	0.641	83.681	11.923	0.717	0.016	0.031	0.002	0.002	0.000	0.000	0.000
06/27/2025	1080.197	1.009	2.609	0.641	83.834	11.776	0.720	0.017	0.032	0.002	0.002	0.000	0.000	0.000
06/26/2025	1078.827	1.000	2.580	0.639	84.032	11.680	0.660	0.016	0.029	0.002	0.002	0.000	0.000	0.000
06/25/2025	1075.397	0.998	2.392	0.635	84.920	10.986	0.651	0.017	0.032	0.002	0.002	0.000	0.000	0.000
06/24/2025	1081.537	1.029	2.492	0.641	84.001	11.607	0.799	0.023	0.044	0.002	0.002	0.000	0.000	0.000
06/23/2025	1068.409	1.150	2.199	0.631	85.945	9.988	0.661	0.018	0.035	0.002	0.002	0.000	0.000	0.000
06/22/2025	1084.447	1.030	2.649	0.644	83.260	12.183	0.807	0.022	0.043	0.002	0.002	0.000	0.000	0.000
06/21/2025	1081.561	1.021	2.623	0.642	83.674	11.846	0.770	0.021	0.041	0.002	0.002	0.000	0.000	0.000
06/20/2025	1075.214	1.018	2.533	0.637	84.606	11.105	0.683	0.018	0.034	0.002	0.002	0.000	0.000	0.000
06/19/2025	1074.510	1.014	2.496	0.636	84.811	10.928	0.693	0.019	0.036	0.002	0.002	0.000	0.000	0.000
06/18/2025	1073.809	1.007	2.497	0.635	84.914	10.833	0.693	0.018	0.035	0.002	0.002	0.000	0.000	0.000
06/17/2025	1069.591	0.973	2.171	0.629	86.205	9.988	0.612	0.017	0.031	0.002	0.002	0.000	0.000	0.000
06/16/2025	1074.166	1.007	2.574	0.636	84.698	10.958	0.706	0.019	0.034	0.002	0.002	0.000	0.000	0.000
06/15/2025	1073.777	0.998	2.574	0.636	84.766	10.904	0.704	0.018	0.034	0.002	0.002	0.000	0.000	0.000
06/14/2025	1073.654	1.006	2.532	0.636	84.827	10.906	0.676	0.017	0.032	0.002	0.002	0.000	0.000	0.000
06/13/2025	1070.469	1.017	2.423	0.633	85.400	10.498	0.616	0.015	0.029	0.002	0.002	0.000	0.000	0.000
06/12/2025	1076.420	0.989	2.441	0.636	84.752	11.064	0.694	0.019	0.037	0.002	0.002	0.000	0.000	0.000
06/11/2025	1076.119	0.983	2.419	0.636	84.844	11.005	0.693	0.017	0.034	0.002	0.002	0.000	0.000	0.000
06/10/2025	1077.885	0.975	2.485	0.637	84.501	11.275	0.707	0.018	0.036	0.002	0.002	0.000	0.000	0.000
06/09/2025	1077.906	0.983	2.572	0.638	84.308	11.349	0.725	0.020	0.039	0.002	0.002	0.000	0.000	0.000
06/08/2025	1078.031	0.977	2.551	0.638	84.344	11.345	0.721	0.019	0.038	0.002	0.002	0.000	0.000	0.000
06/07/2025	1078.148	0.967	2.487	0.637	84.464	11.326	0.701	0.017	0.033	0.002	0.002	0.000	0.000	0.000
06/06/2025	1078.026	0.972	2.540	0.638	84.371	11.342	0.715	0.019	0.037	0.002	0.002	0.000	0.000	0.000
06/05/2025	1077.350	0.993	2.596	0.638	84.305	11.310	0.731	0.020	0.040	0.002	0.002	0.000	0.000	0.000
06/04/2025	1075.997	0.981	2.574	0.637	84.519	11.172	0.694	0.019	0.037	0.002	0.002	0.000	0.000	0.000
06/03/2025	1074.733	0.962	2.471	0.635	84.942	10.889	0.678	0.018	0.035	0.002	0.002	0.000	0.000	0.000
06/02/2025	1074.899	0.965	2.424	0.635	85.012	10.871	0.673	0.018	0.033	0.002	0.002	0.000	0.000	0.000
06/01/2025	1075.223	0.964	2.435	0.635	84.968	10.884	0.691	0.018	0.035	0.002	0.002	0.000	0.000	0.000