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Gas Quality / Gas Quality By Date

Date Requested: Aug 29 2025 5:41 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	1074.290	1.191	1.616	0.629	86.462	9.997	0.672	0.020	0.036	0.003	0.003	0.000	0.000
08/28/2025	1075.042	1.247	1.468	0.629	86.601	9.943	0.668	0.022	0.040	0.004	0.005	0.001	0.001
08/27/2025	1069.988	1.130	1.532	0.625	87.336	9.303	0.630	0.021	0.038	0.004	0.004	0.001	0.001
08/26/2025	1068.568	1.012	1.775	0.624	87.291	9.185	0.654	0.024	0.046	0.006	0.006	0.001	0.001
08/25/2025	1062.050	0.901	1.852	0.619	88.152	8.411	0.611	0.021	0.040	0.005	0.005	0.001	0.001
08/24/2025	1061.852	1.048	1.540	0.618	88.441	8.383	0.532	0.018	0.031	0.003	0.003	0.000	0.000
08/23/2025	1047.934	0.754	1.756	0.607	90.300	6.729	0.412	0.015	0.026	0.003	0.003	0.001	0.001
08/22/2025	1044.247	0.692	1.922	0.605	90.500	6.455	0.389	0.013	0.023	0.003	0.003	0.000	0.000
08/21/2025	1042.966	0.816	1.487	0.602	91.357	5.946	0.350	0.014	0.023	0.003	0.003	0.000	0.000
08/20/2025	1051.509	1.074	1.064	0.607	90.688	6.734	0.387	0.017	0.028	0.004	0.004	0.000	0.000
08/19/2025	1055.300	1.121	1.053	0.610	90.218	7.101	0.431	0.017	0.031	0.004	0.024	0.001	0.001
08/18/2025	1047.415	0.957	1.320	0.605	91.003	6.219	0.417	0.022	0.043	0.007	0.010	0.002	0.002
08/17/2025	1059.189	1.266	0.996	0.614	89.437	7.817	0.436	0.016	0.026	0.003	0.003	0.000	0.000
08/16/2025	1051.080	1.096	1.259	0.609	90.240	6.963	0.391	0.015	0.027	0.004	0.004	0.001	0.001
08/15/2025	1037.995	0.778	1.575	0.599	91.925	5.318	0.343	0.016	0.030	0.005	0.006	0.002	0.002
08/14/2025	1031.084	0.629	1.755	0.594	92.628	4.680	0.270	0.011	0.020	0.003	0.003	0.000	0.000
08/13/2025	1040.075	0.787	1.497	0.600	91.826	5.473	0.358	0.017	0.031	0.005	0.005	0.001	0.001
08/12/2025	1045.190	0.916	1.368	0.604	91.162	6.118	0.386	0.015	0.027	0.004	0.004	0.000	0.000
08/11/2025	1052.578	0.976	1.165	0.607	90.670	6.642	0.472	0.021	0.039	0.006	0.006	0.001	0.001
08/10/2025	1047.719	0.978	1.252	0.605	91.057	6.212	0.426	0.021	0.039	0.006	0.006	0.001	0.001
08/09/2025	1046.395	1.016	1.273	0.605	91.171	6.000	0.440	0.025	0.051	0.009	0.010	0.003	0.003
08/08/2025	1037.704	0.850	1.489	0.599	91.926	5.380	0.311	0.013	0.023	0.004	0.004	0.001	0.001
08/07/2025	1034.937	0.778	1.566	0.597	92.254	5.067	0.293	0.013	0.023	0.003	0.003	0.001	0.001
08/06/2025	1052.596	1.166	0.932	0.608	90.625	6.848	0.379	0.016	0.027	0.004	0.003	0.000	0.000
08/05/2025	1064.566	1.411	0.626	0.616	89.279	8.183	0.450	0.017	0.028	0.003	0.003	0.000	0.000
08/04/2025	1058.423	1.297	0.928	0.614	89.621	7.677	0.427	0.016	0.026	0.003	0.003	0.001	0.001
08/03/2025	1057.354	1.306	0.748	0.611	90.185	7.259	0.446	0.018	0.030	0.003	0.003	0.000	0.000
08/02/2025	1056.717	1.200	0.813	0.610	90.400	7.081	0.430	0.021	0.039	0.006	0.007	0.002	0.002
08/01/2025	1059.611	1.042	1.306	0.614	89.335	7.709	0.537	0.021	0.039	0.005	0.005	0.001	0.001
07/31/2025	1068.751	1.047	1.696	0.624	87.325	9.214	0.651	0.021	0.039	0.003	0.004	0.000	0.000
07/30/2025	1053.194	1.209	0.639	0.606	91.140	6.568	0.394	0.017	0.027	0.003	0.003	0.000	0.000
07/29/2025	1055.944	1.210	0.645	0.608	90.777	6.915	0.404	0.016	0.027	0.003	0.003	0.000	0.000
07/28/2025	1058.456	1.313	0.720	0.612	90.091	7.384	0.429	0.019	0.033	0.005	0.005	0.001	0.001
07/27/2025	1055.266	1.208	0.952	0.610	90.238	7.092	0.441	0.020	0.037	0.005	0.005	0.001	0.001
07/26/2025	1063.272	1.242	1.105	0.618	88.869	8.154	0.566	0.021	0.035	0.004	0.003	0.000	0.000
07/25/2025	1062.232	1.173	1.230	0.617	88.852	8.143	0.536	0.021	0.037	0.004	0.004	0.001	0.001
07/24/2025	1054.473	1.123	1.097	0.610	90.165	7.118	0.444	0.017	0.030	0.003	0.003	0.000	0.000
07/23/2025	1053.592	1.175	0.853	0.608	90.694	6.816	0.407	0.018	0.030	0.004	0.003	0.000	0.000
07/22/2025	1052.401	1.164	0.953	0.608	90.617	6.826	0.385	0.017	0.029	0.004	0.003	0.000	0.000
07/21/2025	1049.535	1.068	1.070	0.606	90.949	6.481	0.370	0.019	0.032	0.005	0.004	0.001	0.001
07/20/2025	1054.720	1.158	1.000	0.610	90.307	7.037	0.427	0.021	0.038	0.005	0.005	0.001	0.001
07/19/2025	1056.553	1.216	1.000	0.612	89.913	7.373	0.438	0.019	0.032	0.004	0.004	0.001	0.001
07/18/2025	1066.899	1.380	0.706	0.618	88.915	8.451	0.492	0.019	0.030	0.003	0.003	0.000	0.000
07/17/2025	1074.680	1.380	1.073	0.627	87.193	9.664	0.626	0.022	0.035	0.003	0.003	0.000	0.000
07/16/2025	1070.905	1.484	0.609	0.621	88.363	9.005	0.488	0.018	0.028	0.003	0.003	0.000	0.000
07/15/2025	1074.286	1.667	0.606	0.626	87.521	9.656	0.497	0.019	0.030	0.003	0.003	0.000	0.000
07/14/2025	1064.890	1.397	0.887	0.619	88.677	8.522	0.466	0.017	0.028	0.003	0.002	0.000	0.000
07/13/2025	1065.200	1.535	0.838	0.621	88.473	8.604	0.493	0.018	0.031	0.003	0.003	0.000	0.000
07/12/2025	1051.039	1.106	1.089	0.608	90.595	6.779	0.386	0.015	0.024	0.003	0.003	0.000	0.000
07/11/2025	1038.576	0.846	1.325	0.598	92.172	5.319	0.300	0.012	0.021	0.002	0.002	0.000	0.000
07/10/2025	1061.867	1.121	1.368	0.618	88.659	8.276	0.520	0.018	0.031	0.003	0.003	0.000	0.000
07/09/2025	1072.556	1.437	0.762	0.623	87.982	9.210	0.547	0.020	0.034	0.004	0.003	0.000	0.000
07/08/2025	1076.160	1.436	1.231	0.630	86.502	10.150	0.613	0.021	0.038	0.004	0.004	0.000	0.000
07/07/2025	1089.395	1.062	2.808	0.649	82.254	12.916	0.891	0.023	0.042	0.002	0.002	0.000	0.000
07/06/2025	1087.840	1.046	2.710	0.647	82.731	12.542	0.902	0.023	0.042	0.002	0.002	0.000	0.000
07/05/2025	1074.950	1.118	2.135	0.634	85.330	10.696	0.661	0.019	0.033	0.004	0.003	0.001	0.001
07/04/2025	1050.173	1.027	1.134	0.606	90.833	6.561	0.377	0.019	0.034	0.006	0.006	0.001	0.001
07/03/2025	1045.496	0.869	1.195	0.601	91.630	5.898	0.346	0.018	0.032	0.005	0.005	0.001	0.001
07/02/2025	1059.389	0.901	2.092	0.620	87.892	8.468	0.580	0.020	0.037	0.004	0.004	0.001	0.001
07/01/2025	1057.846	0.792	2.437	0.621	87.604	8.470	0.624	0.021	0.040	0.004	0.005	0.001	0.001
06/30/2025	1028.466	0.724	1.958	0.596	92.370	4.591	0.289	0.017	0.033	0.006	0.007	0.002	0.002
06/29/2025	1022.460	0.517	1.995	0.589	93.587	3.539	0.270	0.020	0.044	0.009	0.011	0.004	0.004
06/28/2025	1023.117	0.489	2.050	0.590	93.444	3.652	0.276	0.019	0.043	0.009	0.010	0.004	0.004
06/27/2025	1026.183	0.608	1.873	0.592	93.005	4.245	0.229	0.011	0.020	0.004	0.004	0.001	0.001
06/26/2025	1045.314	1.040	1.363	0.606	90.918	6.230	0.379	0.018	0.034	0.006	0.007	0.002	0.002
06/25/2025	1067.078	1.412	0.654	0.618	89.225	7.983	0.590	0.035	0.070	0.012	0.012	0.003	0.003
06/24/2025	1044.323	0.902	1.424	0.604	91.385	5.737	0.434	0.028	0.062	0.010	0.011	0.003	0.003
06/23/2025	1049.783	1.203	1.231	0.610	90.230	6.905	0.373	0.015	0.028	0.005	0.007	0.001	0.001
06/22/2025	1044.040	1.103	1.328	0.606	91.083	5.991	0.406	0.022	0.045	0.008	0.009	0.002	0.002
06/21/2025	1049.439	1.242	1.118	0.609	90.513	6.635	0.425	0.020	0.035	0.005	0.005	0.001	0.001
06/20/2025	1061.425	1.456	0.894	0.618	89.052	8.033	0.495	0.021	0.037	0.005	0.005	0.001	0.001
06/19/2025	1042.351	1.031	1.385	0.604	91.253	5.897	0.366	0.018	0.034	0.006	0.006	0.002	0.002
06/18/2025	1040.722	0.934	1.445	0.602	91.592	5.576	0.373	0.020	0.040	0.007	0.008	0.002	0.002
06/17/2025	1022.663	0.505	1.984	0.589	93.547	3.634	0.262	0.016	0.034	0.007	0.007	0.002	0.002
06/16/2025	1050.506	1.257	1.106	0.610	90.355	6.813	0.397	0.020	0.037	0.006	0.007	0.002	0.002
06/15/2025	1047.346	1.258	1.092	0.608	90.662	6.625	0.314	0.014	0.025	0.004	0.004	0.001	0.001
06/14/2025	1058.720	1.474	0.841	0.616	89.446	7.736	0.421	0.022	0.042	0.007	0.007	0.002	0.002
06/13/2025	1046.271	1.176	1.187	0.607	90.846	6.376	0.349	0.018	0.033	0.006	0.006	0.002	0.002
06/12/2025	1046.442	1.108	1.230	0.606	90.936	6.265	0.386	0.020	0.039	0.006	0.007	0.002	0.002
06/11/2025	1046.503	1.084	1.237	0.606	90.987	6.219	0.388	0.022	0.045	0.007	0.007	0.001	0.001
06/10/2025	1051.254	1.132	1.229	0.610	90.317	6.818	0.415	0.024	0.048	0.008	0.008	0.002	0.002
06/09/2025	1051.009	1.189	1.149	0.609	90.328	6.875	0.389	0.019	0.037	0.006	0.006	0.001	0.001
06/08/2025	1045.076	1.068	1.342	0.606	90.874	6.312	0.341	0.017	0.033	0.005	0.006	0.001	0.001
06/07/2025	1039.420	0.941	1.310	0.600	91.837	5.621	0.252	0.011	0.020	0.003	0.003	0.001	0.001
06/06/2025	1048.668	1.189	1.011	0.607	90.808	6.648	0.305	0.012	0.021	0.003	0.003	0.001	0.001
06/05/2025	1027.658	0.579	1.834	0.592	93.192	4.007	0.287	0.023	0.044	0.010	0.011	0.006	0.006
06/04/2025	1033.435	0.792	1.504	0.596	92.510	4.899	0.261	0.011	0.019	0.002	0.002	0.000	0.000
06/03/2025	1028.480	0.742	1.804	0.595	92.592	4.557	0.262	0.013	0.021	0.003	0.003	0.001	0.001
06/02/2025	1031.661	0.802	1.518	0.595	92.737	4.610	0.288	0.012	0.022	0.003	0.004	0.001	0.001
06/01/2025	1035.703	0.860	1.409	0.597	92.397	4.956	0.318	0.016	0.029	0.005	0.005	0.002	0.002
05/31/2025	1035.879	0.889	1.328	0.597	92.426	5.023	0.292	0.013	0.022	0.003	0.003	0.001	0.001
05/30/2025	1038.795	0.993	1.118	0.598	92.290	5.264	0.295	0.013	0.021	0.003	0.003	0.001	0.001
05/29/2025	1046.703	1.200	0.739	0.603	91.745	5.919	0.340	0.017	0.030	0.004	0.004	0.001	0.001
05/28/2025	1045.903	1.176	0.775	0.602	91.793	5.880	0.323	0.015	0.028	0.004	0.004	0.001	0.001