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Gas Quality / Gas Quality By Date

Date Requested: Aug 29 2025 3:47 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	1083.797	0.964	2.507	0.641	83.951	11.594	0.855	0.022	0.042	0.002	0.003	0.008	0.008	0.042
08/28/2025	1075.882	1.004	2.133	0.633	85.524	10.417	0.725	0.021	0.041	0.003	0.004	0.009	0.009	0.108
08/27/2025	1079.025	0.950	2.445	0.637	84.365	11.293	0.732	0.018	0.034	0.002	0.002	0.006	0.006	0.147
08/26/2025	1078.462	0.952	2.465	0.637	84.408	11.261	0.713	0.018	0.035	0.002	0.002	0.006	0.006	0.131
08/25/2025	1086.938	0.954	2.484	0.643	83.618	11.916	0.875	0.022	0.040	0.002	0.003	0.009	0.009	0.065
08/24/2025	1088.945	0.956	2.493	0.644	83.428	12.080	0.899	0.025	0.051	0.003	0.004	0.009	0.009	0.039
08/23/2025	1084.466	0.960	2.547	0.642	83.722	11.789	0.845	0.022	0.041	0.002	0.003	0.007	0.007	0.055
08/22/2025	1079.290	0.955	2.538	0.638	84.239	11.373	0.737	0.018	0.033	0.002	0.002	0.007	0.007	0.087
08/21/2025	1080.243	0.987	2.618	0.640	83.869	11.587	0.770	0.020	0.036	0.002	0.002	0.006	0.006	0.094
08/20/2025	1077.480	1.003	2.563	0.638	84.333	11.190	0.755	0.019	0.035	0.002	0.002	0.007	0.007	0.084
08/19/2025	1080.859	0.994	2.650	0.641	83.747	11.683	0.782	0.018	0.034	0.002	0.002	0.007	0.007	0.075
08/18/2025	1084.591	0.953	2.569	0.642	83.724	11.890	0.782	0.021	0.040	0.002	0.003	0.008	0.008	0.000
08/17/2025	1085.805	0.960	2.584	0.643	83.534	12.032	0.808	0.021	0.041	0.002	0.002	0.007	0.007	0.000
08/16/2025	1087.200	0.962	2.566	0.644	83.428	12.118	0.836	0.024	0.047	0.002	0.003	0.007	0.007	0.000
08/15/2025	1084.202	0.931	2.533	0.641	83.995	11.597	0.849	0.025	0.049	0.003	0.003	0.007	0.007	0.000
08/14/2025	1056.626	0.708	2.293	0.617	88.350	8.022	0.555	0.017	0.032	0.002	0.002	0.009	0.009	0.000
08/13/2025	1056.844	0.761	2.161	0.617	88.512	7.939	0.549	0.018	0.034	0.003	0.004	0.009	0.009	0.000
08/12/2025	1075.086	0.926	2.417	0.634	85.366	10.444	0.764	0.021	0.039	0.003	0.003	0.008	0.008	0.000
08/11/2025	1088.839	1.000	2.710	0.647	82.919	12.341	0.942	0.024	0.043	0.002	0.002	0.008	0.008	0.000
08/10/2025	1057.013	0.864	1.922	0.616	88.834	7.746	0.544	0.021	0.040	0.005	0.005	0.009	0.009	0.000
08/09/2025	1067.240	0.956	2.100	0.626	86.986	9.203	0.661	0.022	0.044	0.005	0.005	0.008	0.008	0.000
08/08/2025	1064.727	0.911	2.171	0.625	87.154	9.084	0.606	0.017	0.032	0.003	0.003	0.008	0.008	0.000
08/07/2025	1088.060	1.002	2.613	0.646	83.232	12.168	0.871	0.033	0.053	0.005	0.005	0.009	0.009	0.000
08/06/2025	1074.284	0.916	2.272	0.632	85.833	10.180	0.696	0.027	0.045	0.005	0.005	0.010	0.010	0.000
08/05/2025	1090.749	1.002	2.620	0.647	82.867	12.522	0.879	0.030	0.052	0.004	0.004	0.009	0.009	0.000
08/04/2025	1092.587	1.016	2.673	0.649	82.555	12.694	0.948	0.031	0.055	0.004	0.004	0.010	0.010	0.000
08/03/2025	1094.707	1.005	2.647	0.650	82.508	12.659	1.039	0.042	0.068	0.007	0.006	0.009	0.009	0.000
08/02/2025	1068.649	0.978	1.772	0.624	87.545	8.938	0.654	0.026	0.051	0.006	0.007	0.009	0.009	0.003
08/01/2025	1042.262	0.655	1.914	0.603	91.086	5.845	0.415	0.016	0.032	0.004	0.004	0.009	0.009	0.010
07/31/2025	1027.079	0.483	1.865	0.590	93.391	3.954	0.249	0.011	0.020	0.003	0.003	0.010	0.010	0.000
07/30/2025	1030.000	0.527	1.792	0.592	93.124	4.217	0.280	0.012	0.022	0.003	0.003	0.010	0.010	0.000
07/29/2025	1040.588	0.761	1.500	0.600	91.954	5.382	0.335	0.014	0.026	0.003	0.003	0.010	0.010	0.000
07/28/2025	1029.456	0.553	1.842	0.593	92.968	4.341	0.240	0.010	0.019	0.003	0.003	0.010	0.010	0.000
07/27/2025	1031.381	0.592	1.827	0.595	92.693	4.562	0.263	0.012	0.023	0.003	0.004	0.010	0.010	0.000
07/26/2025	1037.734	0.726	1.680	0.599	91.971	5.231	0.326	0.014	0.026	0.003	0.004	0.010	0.010	0.000
07/25/2025	1034.515	0.658	1.715	0.596	92.410	4.871	0.287	0.012	0.021	0.003	0.003	0.010	0.010	0.000
07/24/2025	1036.889	0.627	1.892	0.599	91.803	5.282	0.329	0.012	0.023	0.002	0.002	0.010	0.010	0.006
07/23/2025	1061.433	0.959	1.791	0.619	88.247	8.345	0.545	0.019	0.035	0.003	0.003	0.009	0.009	0.034
07/22/2025	1051.543	0.709	2.187	0.613	89.197	7.278	0.518	0.020	0.039	0.004	0.004	0.009	0.009	0.026
07/21/2025	1044.884	0.638	2.123	0.607	90.255	6.476	0.417	0.015	0.028	0.003	0.003	0.009	0.009	0.023
07/20/2025	1030.375	0.560	1.920	0.594	92.680	4.508	0.271	0.012	0.024	0.003	0.003	0.009	0.009	0.000
07/19/2025	1034.033	0.608	1.733	0.595	92.557	4.751	0.288	0.013	0.025	0.003	0.003	0.010	0.010	0.000
07/18/2025	1039.802	0.712	1.583	0.599	91.944	5.376	0.318	0.014	0.027	0.004	0.004	0.009	0.009	0.000
07/17/2025	1043.575	0.659	1.968	0.605	90.801	6.050	0.428	0.018	0.037	0.005	0.005	0.009	0.009	0.010
07/16/2025	1045.120	0.546	2.370	0.608	90.005	6.502	0.499	0.017	0.033	0.003	0.003	0.009	0.009	0.001
07/15/2025	1049.722	0.706	2.191	0.612	89.428	7.123	0.480	0.016	0.029	0.003	0.003	0.010	0.010	0.000
07/14/2025	1053.458	0.708	2.279	0.615	88.782	7.628	0.527	0.017	0.032	0.003	0.003	0.010	0.010	0.000
07/13/2025	1045.172	0.830	1.587	0.605	91.003	6.152	0.363	0.014	0.025	0.003	0.003	0.009	0.009	0.000
07/12/2025	1046.691	0.616	2.288	0.610	89.762	6.819	0.448	0.015	0.028	0.003	0.003	0.009	0.009	0.000
07/11/2025	1073.739	0.929	2.399	0.633	85.517	10.344	0.705	0.021	0.039	0.003	0.003	0.010	0.010	0.019
07/10/2025	1056.794	0.760	2.289	0.618	88.154	8.153	0.534	0.017	0.031	0.003	0.003	0.010	0.010	0.036
07/09/2025	1049.994	0.911	1.363	0.607	90.759	6.497	0.398	0.016	0.028	0.004	0.003	0.010	0.010	0.000
07/08/2025	1055.028	0.839	1.915	0.615	89.057	7.604	0.489	0.017	0.033	0.004	0.004	0.010	0.010	0.019
07/07/2025	1070.380	0.870	2.430	0.630	85.996	9.901	0.685	0.022	0.042	0.004	0.004	0.010	0.010	0.026
07/06/2025	1044.743	0.651	2.077	0.607	90.434	6.319	0.432	0.018	0.035	0.005	0.005	0.009	0.009	0.004
07/05/2025	1060.213	0.820	2.127	0.620	88.134	8.210	0.606	0.024	0.048	0.006	0.006	0.009	0.009	0.000
07/04/2025	1044.508	0.634	1.975	0.605	90.769	6.102	0.428	0.020	0.040	0.006	0.006	0.009	0.009	0.000
07/03/2025	1050.098	0.664	2.128	0.611	89.699	6.914	0.488	0.024	0.046	0.008	0.008	0.009	0.009	0.000
07/02/2025	1043.515	0.609	2.120	0.606	90.684	6.019	0.455	0.024	0.052	0.008	0.009	0.009	0.009	0.000
07/01/2025	1046.952	0.700	2.181	0.610	89.878	6.656	0.488	0.021	0.044	0.006	0.007	0.009	0.009	0.000
06/30/2025	1053.866	0.687	2.433	0.617	88.510	7.703	0.566	0.023	0.047	0.006	0.007	0.009	0.009	0.000
06/29/2025	1035.702	0.637	2.128	0.601	91.481	5.306	0.355	0.019	0.040	0.007	0.008	0.009	0.009	0.000
06/28/2025	1038.488	0.632	1.935	0.601	91.629	5.313	0.382	0.023	0.048	0.009	0.010	0.009	0.009	0.000
06/27/2025	1032.828	0.560	2.060	0.597	92.141	4.818	0.325	0.018	0.039	0.007	0.008	0.009	0.009	0.006
06/26/2025	1032.690	0.624	1.912	0.597	92.289	4.818	0.285	0.014	0.028	0.005	0.005	0.009	0.009	0.000
06/25/2025	1044.511	0.825	1.661	0.605	90.970	6.094	0.369	0.017	0.034	0.005	0.006	0.009	0.009	0.000
06/24/2025	1064.898	1.101	1.526	0.621	88.260	8.430	0.565	0.027	0.055	0.008	0.009	0.009	0.009	0.000
06/23/2025	1050.125	0.773	1.861	0.610	90.002	6.813	0.457	0.021	0.041	0.006	0.006	0.009	0.009	0.000
06/22/2025	1057.455	0.593	2.346	0.617	88.577	7.731	0.625	0.031	0.059	0.009	0.009	0.009	0.009	0.000
06/21/2025	1057.542	0.718	2.366	0.619	88.228	7.929	0.633	0.031	0.058	0.009	0.009	0.009	0.009	0.000
06/20/2025	1059.160	0.846	1.818	0.616	88.941	7.692	0.578	0.030	0.058	0.009	0.009	0.009	0.009	0.000
06/19/2025	1059.535	0.724	2.163	0.618	88.384	8.001	0.612	0.029	0.053	0.008	0.008	0.009	0.009	0.000
06/18/2025	1049.374	0.524	2.324	0.610	89.722	6.781	0.536	0.027	0.051	0.008	0.008	0.009	0.009	0.000
06/17/2025	1064.167	0.709	2.318	0.623	87.476	8.749	0.640	0.027	0.050	0.007	0.007	0.009	0.009	0.000
06/16/2025	1059.904	0.709	2.242	0.619	88.141	8.218	0.587	0.025	0.047	0.007	0.006	0.009	0.009	0.000
06/15/2025	1059.321	0.770	2.180	0.619	88.234	8.118	0.590	0.026	0.049	0.007	0.007	0.009	0.009	0.000
06/14/2025	1062.067	0.815	2.091	0.620	88.012	8.361	0.607	0.028	0.053	0.008	0.008	0.009	0.009	0.000
06/13/2025	1060.722	0.746	2.258	0.620	87.956	8.314	0.615	0.027	0.050	0.007	0.007	0.009	0.009	0.000
06/12/2025	1060.948	0.692	2.385	0.621	87.761	8.430	0.623	0.027	0.050	0.007	0.007	0.009	0.009	0.000
06/11/2025	1065.184	0.691	2.504	0.625	86.955	9.089	0.655	0.026	0.048	0.006	0.006	0.009	0.009	0.000
06/10/2025	1064.199	0.657	2.499	0.624	87.187	8.889	0.658	0.027	0.050	0.007	0.006	0.009	0.009	0.000
06/09/2025	1058.035	0.577	2.239	0.616	88.724	7.754	0.592	0.028	0.052	0.008	0.007	0.009	0.009	0.000
06/08/2025	1055.185	0.659	2.171	0.614	89.007	7.506	0.548	0.026	0.049	0.007	0.007	0.009	0.009	0.000
06/07/2025	1053.539	0.594	2.196	0.613	89.307	7.255	0.539	0.026	0.049	0.008	0.007	0.009	0.009	0.000
06/06/2025	1051.458	0.465	2.365	0.611	89.488	7.026	0.547	0.026	0.049	0.007	0.007	0.009	0.009	0.000
06/05/2025	1055.593	0.594	2.395	0.616	88.601	7.726	0.581	0.025	0.047	0.007	0.006	0.009	0.009	0.000
06/04/2025	1063.748	0.618	2.507	0.623	87.310	8.797	0.657	0.027	0.051	0.007	0.007	0.009	0.009	0.001
06/03/2025	1060.827	0.584	2.499	0.620	87.794	8.357	0.649	0.029	0.054	0.008	0.007	0.009	0.009	0.000
06/02/2025	1058.410	0.620	2.464	0.619	88.068	8.119	0.620	0.027	0.051	0.007	0.007	0.009	0.009	0.000
06/01/2025	1053.381	0.857	1.826	0.613	89.625	7.022	0.536	0.030	0.063	0.010	0.011	0.009	0.009	0.000
05/31/2025	1056.600	0.508	2.469	0.616	88.581	7.694	0.627	0.030	0.056	0.009	0.008	0.009	0.009	0.000
05/30/2025	1052.493	0.500	2.410	0.613	89.210	7.189	0.577	0.028	0.052	0.008	0.007	0.009	0.009	0.000
05/29/2025	1049.009	0.639	2.033	0.609	90.086	6.662	0.483	0.023	0.043	0.006	0.006	0.009	0.009	0.000
05/28/2025	1056.021	0.514	2.395	0.615	88.788	7.576	0.609	0.029	0.055	0.008	0.008	0.009	0.009	0.000