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Gas Quality / Gas Quality By Date

Date Requested: Aug 29 2025 3:51 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


08/29/2025	1042.610	0.770	1.606	0.602	91.355	5.819	0.384	0.018	0.034	0.006	0.006	0.000
08/28/2025	1039.961	0.757	1.601	0.600	91.777	5.418	0.364	0.023	0.042	0.009	0.009	0.000
08/27/2025	1051.107	0.824	1.671	0.609	89.995	6.975	0.455	0.019	0.035	0.005	0.006	0.016
08/26/2025	1070.638	1.025	1.780	0.626	86.878	9.540	0.650	0.022	0.045	0.005	0.006	0.049
08/25/2025	1075.468	0.985	1.911	0.630	86.072	10.175	0.726	0.022	0.042	0.004	0.004	0.059
08/24/2025	1063.053	0.874	1.815	0.619	88.070	8.634	0.553	0.017	0.031	0.003	0.003	0.000
08/23/2025	1047.957	0.909	1.363	0.605	90.915	6.333	0.413	0.019	0.037	0.006	0.006	0.000
08/22/2025	1043.460	0.852	1.445	0.602	91.304	6.017	0.338	0.013	0.024	0.003	0.003	0.000
08/21/2025	1046.626	0.897	1.355	0.604	91.064	6.253	0.378	0.016	0.029	0.004	0.004	0.000
08/20/2025	1056.559	1.120	1.114	0.612	89.958	7.267	0.465	0.022	0.042	0.006	0.007	0.000
08/19/2025	1050.848	1.024	1.236	0.608	90.465	6.858	0.373	0.014	0.025	0.003	0.003	0.000
08/18/2025	1058.930	1.226	1.049	0.614	89.498	7.717	0.448	0.018	0.034	0.005	0.005	0.000
08/17/2025	1043.586	0.851	1.452	0.603	91.323	5.958	0.362	0.015	0.029	0.004	0.004	0.000
08/16/2025	1042.911	0.833	1.424	0.602	91.564	5.736	0.377	0.018	0.035	0.006	0.006	0.000
08/15/2025	1036.892	0.743	1.521	0.597	92.244	5.117	0.325	0.015	0.027	0.004	0.004	0.000
08/14/2025	1028.550	0.543	1.802	0.592	93.056	4.297	0.263	0.012	0.021	0.003	0.003	0.000
08/13/2025	1030.486	0.543	1.790	0.593	92.819	4.550	0.260	0.011	0.020	0.003	0.003	0.000
08/12/2025	1030.608	0.550	1.707	0.592	92.993	4.444	0.267	0.012	0.022	0.003	0.003	0.000
08/11/2025	1037.776	0.675	1.587	0.597	92.149	5.198	0.340	0.015	0.029	0.004	0.004	0.000
08/10/2025	1040.570	0.730	1.461	0.599	91.988	5.400	0.363	0.017	0.032	0.005	0.005	0.000
08/09/2025	1047.989	0.916	1.287	0.605	91.076	6.229	0.425	0.020	0.038	0.005	0.005	0.000
08/08/2025	1039.878	0.790	1.471	0.599	91.988	5.294	0.380	0.020	0.042	0.007	0.008	0.000
08/07/2025	1038.202	0.832	1.452	0.599	92.053	5.272	0.332	0.016	0.032	0.005	0.005	0.000
08/06/2025	1036.362	0.775	1.511	0.597	92.222	5.143	0.305	0.013	0.024	0.003	0.003	0.000
08/05/2025	1033.968	0.653	1.557	0.594	92.700	4.757	0.286	0.013	0.025	0.004	0.004	0.000
08/04/2025	1068.136	1.064	1.471	0.622	87.892	8.876	0.618	0.024	0.044	0.005	0.005	0.000
08/03/2025	1036.495	0.679	1.439	0.595	92.652	4.839	0.335	0.016	0.030	0.004	0.005	0.000
08/02/2025	1032.346	0.569	1.580	0.592	93.084	4.410	0.303	0.015	0.029	0.004	0.005	0.000
08/01/2025	1014.175	0.175	2.133	0.580	94.891	2.610	0.158	0.008	0.018	0.003	0.003	0.000
07/31/2025	1021.632	0.348	1.911	0.585	94.105	3.380	0.217	0.011	0.021	0.003	0.003	0.000
07/30/2025	1026.888	0.481	1.745	0.589	93.524	3.964	0.248	0.011	0.021	0.003	0.003	0.000
07/29/2025	1028.639	0.503	1.695	0.590	93.387	4.102	0.273	0.012	0.022	0.003	0.003	0.000
07/28/2025	1038.422	0.711	1.435	0.597	92.300	5.180	0.329	0.014	0.025	0.003	0.003	0.000
07/27/2025	1037.690	0.722	1.486	0.597	92.252	5.172	0.320	0.014	0.026	0.004	0.004	0.000
07/26/2025	1033.049	0.635	1.618	0.594	92.690	4.742	0.275	0.012	0.022	0.003	0.003	0.000
07/25/2025	1032.273	0.592	1.697	0.594	92.723	4.663	0.281	0.013	0.024	0.003	0.004	0.000
07/24/2025	1035.124	0.701	1.574	0.596	92.388	4.998	0.300	0.012	0.021	0.003	0.003	0.000
07/23/2025	1030.086	0.534	1.730	0.592	93.030	4.404	0.264	0.011	0.021	0.003	0.003	0.000
07/22/2025	1037.941	0.725	1.584	0.598	91.967	5.362	0.319	0.013	0.023	0.003	0.003	0.000
07/21/2025	1046.505	0.909	1.234	0.603	91.292	6.166	0.348	0.016	0.028	0.004	0.003	0.000
07/20/2025	1033.010	0.571	1.802	0.595	92.503	4.748	0.314	0.018	0.036	0.005	0.004	0.000
07/19/2025	1032.840	0.578	1.736	0.594	92.631	4.706	0.294	0.016	0.031	0.004	0.004	0.000
07/18/2025	1030.765	0.563	1.749	0.593	92.849	4.527	0.269	0.013	0.024	0.003	0.003	0.000
07/17/2025	1036.335	0.644	1.537	0.595	92.464	5.014	0.297	0.013	0.024	0.003	0.003	0.000
07/16/2025	1037.961	0.684	1.554	0.597	92.168	5.221	0.318	0.015	0.031	0.005	0.005	0.000
07/15/2025	1027.573	0.414	1.964	0.591	93.160	4.126	0.280	0.014	0.031	0.005	0.005	0.000
07/14/2025	1022.765	0.387	2.002	0.588	93.619	3.751	0.214	0.008	0.015	0.002	0.002	0.000
07/13/2025	1039.138	0.781	1.645	0.601	91.545	5.662	0.323	0.013	0.024	0.003	0.003	0.000
07/12/2025	1033.437	0.672	1.838	0.597	92.079	5.062	0.303	0.013	0.025	0.003	0.003	0.000
07/11/2025	1032.810	0.621	1.677	0.594	92.589	4.816	0.263	0.010	0.019	0.002	0.002	0.000
07/10/2025	1018.571	0.341	2.095	0.585	94.007	3.362	0.171	0.007	0.013	0.002	0.002	0.000
07/09/2025	1026.627	0.522	1.846	0.591	93.193	4.177	0.230	0.009	0.017	0.002	0.002	0.000
07/08/2025	1040.514	0.774	1.396	0.599	91.958	5.507	0.323	0.013	0.022	0.003	0.003	0.000
07/07/2025	1038.532	0.768	1.460	0.598	92.052	5.383	0.297	0.012	0.021	0.003	0.003	0.000
07/06/2025	1054.862	1.073	1.115	0.610	90.186	7.159	0.406	0.017	0.033	0.005	0.005	0.000
07/05/2025	1035.562	0.619	1.622	0.595	92.413	5.022	0.276	0.013	0.026	0.004	0.005	0.000
07/04/2025	1039.329	0.729	1.629	0.600	91.692	5.584	0.317	0.014	0.027	0.004	0.004	0.000
07/03/2025	1035.240	0.638	1.713	0.597	92.268	5.004	0.318	0.016	0.032	0.005	0.005	0.000
07/02/2025	1033.847	0.512	1.751	0.594	92.767	4.544	0.336	0.024	0.047	0.010	0.010	0.000
07/01/2025	1033.966	0.530	1.682	0.594	92.906	4.431	0.351	0.025	0.054	0.010	0.011	0.000
06/30/2025	1033.541	0.608	1.979	0.598	92.031	4.951	0.355	0.020	0.043	0.007	0.008	0.000
06/29/2025	1035.571	0.672	1.755	0.598	92.060	5.139	0.314	0.016	0.033	0.006	0.006	0.000
06/28/2025	1029.621	0.577	2.058	0.596	92.353	4.650	0.294	0.017	0.035	0.007	0.008	0.000
06/27/2025	1027.867	0.506	1.972	0.592	92.976	4.177	0.289	0.019	0.043	0.008	0.009	0.000
06/26/2025	1029.187	0.540	1.876	0.593	92.944	4.271	0.291	0.018	0.041	0.008	0.009	0.000
06/25/2025	1031.329	0.606	1.786	0.594	92.615	4.675	0.269	0.013	0.026	0.005	0.005	0.000
06/24/2025	1041.170	0.820	1.491	0.601	91.594	5.709	0.329	0.015	0.030	0.005	0.005	0.000
06/23/2025	1062.508	1.256	0.835	0.615	89.671	7.600	0.522	0.030	0.063	0.011	0.012	0.000
06/22/2025	1048.839	0.924	1.425	0.607	90.846	6.193	0.484	0.032	0.070	0.013	0.014	0.000
06/21/2025	1053.736	1.117	1.212	0.611	90.022	7.174	0.408	0.019	0.036	0.006	0.006	0.000
06/20/2025	1053.008	1.105	1.273	0.611	90.076	7.028	0.435	0.022	0.045	0.008	0.009	0.000
06/19/2025	1051.869	1.117	1.264	0.610	90.184	6.920	0.443	0.021	0.039	0.006	0.006	0.000
06/18/2025	1061.586	1.369	0.971	0.617	89.057	8.045	0.488	0.021	0.038	0.005	0.005	0.000
06/17/2025	1037.289	0.733	1.621	0.598	92.073	5.149	0.350	0.019	0.040	0.007	0.008	0.000
06/16/2025	1022.996	0.346	2.075	0.588	93.708	3.521	0.276	0.018	0.040	0.008	0.009	0.000
06/15/2025	1019.741	0.333	2.101	0.586	93.966	3.338	0.215	0.012	0.025	0.005	0.005	0.000
06/14/2025	1051.170	1.175	1.137	0.609	90.314	6.965	0.353	0.016	0.030	0.005	0.005	0.000
06/13/2025	1048.702	1.118	1.194	0.607	90.618	6.674	0.343	0.015	0.029	0.004	0.004	0.000
06/12/2025	1057.915	1.297	1.003	0.614	89.605	7.576	0.439	0.022	0.043	0.007	0.007	0.000
06/11/2025	1048.791	1.019	1.317	0.607	90.660	6.528	0.397	0.021	0.043	0.007	0.007	0.000
06/10/2025	1051.687	0.967	1.559	0.611	89.868	7.099	0.434	0.020	0.042	0.006	0.006	0.000
06/09/2025	1052.482	1.084	1.269	0.610	90.174	6.972	0.415	0.023	0.047	0.007	0.008	0.000
06/08/2025	1044.768	0.905	1.481	0.604	90.990	6.203	0.359	0.017	0.035	0.005	0.005	0.000
06/07/2025	1049.799	1.024	1.312	0.608	90.486	6.731	0.381	0.018	0.037	0.005	0.005	0.000
06/06/2025	1045.713	0.929	1.437	0.605	90.904	6.326	0.342	0.017	0.034	0.005	0.006	0.000
06/05/2025	1029.469	0.587	1.720	0.592	92.965	4.469	0.226	0.009	0.018	0.003	0.003	0.000
06/04/2025	1024.952	0.500	1.863	0.589	93.414	3.980	0.210	0.010	0.018	0.003	0.003	0.000
06/03/2025	1032.363	0.664	1.636	0.594	92.646	4.752	0.265	0.011	0.020	0.003	0.002	0.000
06/02/2025	1023.100	0.457	2.009	0.589	93.446	3.822	0.230	0.010	0.020	0.003	0.003	0.000
06/01/2025	1023.116	0.450	1.953	0.588	93.617	3.705	0.232	0.011	0.023	0.004	0.005	0.000
05/31/2025	1019.622	0.350	2.102	0.586	93.947	3.343	0.215	0.011	0.023	0.004	0.005	0.000
05/30/2025	1025.373	0.466	2.010	0.591	93.234	3.952	0.284	0.014	0.029	0.004	0.006	0.000
05/29/2025	1025.298	0.457	2.006	0.590	93.222	3.999	0.274	0.012	0.023	0.003	0.004	0.000
05/28/2025	1023.375	0.443	1.886	0.588	93.699	3.720	0.220	0.009	0.017	0.002	0.002	0.000