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Gas Quality / Gas Quality By Date

Date Requested: Jun 04 2026 10:25 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


06/04/2026	1048.027	0.736	2.308	0.613	89.239	7.116	0.521	0.020	0.041	0.005	0.006	0.004	0.004	0.000
06/03/2026	1050.774	0.846	1.945	0.612	89.561	7.005	0.535	0.024	0.053	0.008	0.009	0.007	0.007	0.000
06/02/2026	1051.117	0.874	1.828	0.612	89.730	6.925	0.532	0.025	0.054	0.008	0.010	0.008	0.008	0.000
06/01/2026	1055.084	0.827	2.210	0.617	88.470	7.796	0.596	0.023	0.050	0.006	0.008	0.007	0.007	0.000
05/31/2026	1053.372	0.747	2.388	0.617	88.439	7.745	0.587	0.022	0.045	0.005	0.007	0.007	0.007	0.000
05/30/2026	1042.593	0.630	2.250	0.607	90.390	6.118	0.504	0.023	0.050	0.007	0.009	0.009	0.009	0.000
05/29/2026	1033.035	0.530	2.176	0.598	91.846	4.980	0.393	0.017	0.035	0.005	0.006	0.006	0.006	0.000
05/28/2026	1031.044	0.548	1.982	0.595	92.566	4.426	0.379	0.021	0.045	0.007	0.009	0.008	0.008	0.000
05/27/2026	1038.391	0.681	1.822	0.600	91.732	5.240	0.418	0.022	0.050	0.008	0.011	0.008	0.008	0.000
05/26/2026	1032.166	0.577	1.843	0.595	92.679	4.426	0.373	0.021	0.047	0.008	0.010	0.008	0.008	0.000
05/25/2026	1028.848	0.486	1.923	0.592	93.089	4.065	0.344	0.019	0.042	0.007	0.009	0.008	0.008	0.000
05/24/2026	1029.127	0.486	2.022	0.593	92.851	4.187	0.355	0.020	0.044	0.008	0.010	0.009	0.009	0.000
05/23/2026	1036.303	0.549	2.139	0.600	91.561	5.227	0.429	0.019	0.042	0.007	0.009	0.009	0.009	0.000
05/22/2026	1035.004	0.561	1.924	0.597	92.150	4.886	0.391	0.019	0.039	0.006	0.008	0.008	0.008	0.000
05/21/2026	1028.617	0.408	2.114	0.593	92.877	4.132	0.379	0.019	0.041	0.007	0.008	0.008	0.008	0.000
05/20/2026	1033.514	0.457	2.012	0.596	92.462	4.502	0.465	0.025	0.051	0.007	0.008	0.005	0.005	0.000
05/19/2026	1034.906	0.451	2.071	0.597	92.192	4.691	0.491	0.025	0.051	0.007	0.008	0.006	0.006	0.000
05/18/2026	1032.546	0.462	2.053	0.596	92.485	4.449	0.442	0.024	0.052	0.008	0.009	0.008	0.008	0.000
05/17/2026	1040.407	0.555	2.177	0.603	91.053	5.586	0.509	0.026	0.057	0.009	0.011	0.008	0.008	0.000
05/16/2026	1039.563	0.555	2.124	0.602	91.254	5.452	0.497	0.027	0.058	0.009	0.011	0.006	0.006	0.000
05/15/2026	1045.270	0.615	2.035	0.606	90.761	5.814	0.633	0.035	0.072	0.010	0.011	0.006	0.006	0.000
05/14/2026	1042.939	0.571	2.001	0.603	91.152	5.588	0.559	0.031	0.064	0.009	0.010	0.007	0.007	0.000
05/13/2026	1034.944	0.531	2.438	0.602	91.273	5.088	0.526	0.033	0.071	0.012	0.014	0.007	0.007	0.000
05/12/2026	1040.202	0.663	1.759	0.601	91.745	5.248	0.465	0.028	0.060	0.010	0.011	0.006	0.006	0.000
05/11/2026	1037.411	0.622	1.865	0.599	91.927	5.037	0.431	0.026	0.056	0.009	0.011	0.008	0.008	0.000
05/10/2026	1035.717	0.499	2.122	0.599	91.815	5.026	0.434	0.023	0.048	0.008	0.009	0.008	0.008	0.000
05/09/2026	1031.286	0.402	2.222	0.596	92.312	4.582	0.391	0.020	0.041	0.007	0.008	0.008	0.008	0.000
05/08/2026	1028.224	0.374	2.347	0.595	92.411	4.423	0.370	0.018	0.037	0.006	0.006	0.004	0.004	0.000
05/07/2026	1031.098	0.458	2.223	0.596	92.211	4.609	0.401	0.023	0.049	0.008	0.009	0.004	0.004	0.000
05/06/2026	1035.808	0.479	2.092	0.598	92.030	4.779	0.485	0.031	0.066	0.011	0.012	0.007	0.007	0.000
05/05/2026	1040.168	0.567	2.038	0.602	91.435	5.298	0.520	0.032	0.070	0.012	0.014	0.008	0.008	0.000
05/04/2026	1027.975	0.394	2.205	0.593	92.906	3.947	0.424	0.027	0.058	0.010	0.012	0.009	0.009	0.000
05/03/2026	1031.016	0.456	2.114	0.595	92.597	4.263	0.447	0.027	0.058	0.009	0.011	0.009	0.009	0.000
05/02/2026	1044.862	0.664	2.110	0.607	90.346	6.272	0.494	0.025	0.053	0.009	0.011	0.008	0.008	0.000
05/01/2026	1044.176	0.688	2.040	0.607	90.560	6.098	0.492	0.026	0.058	0.010	0.012	0.008	0.008	0.000
04/30/2026	1035.498	0.562	2.080	0.599	91.804	5.012	0.431	0.024	0.052	0.009	0.011	0.008	0.008	0.000
04/29/2026	1039.533	0.610	2.092	0.603	91.167	5.559	0.462	0.024	0.052	0.008	0.010	0.008	0.008	0.000
04/28/2026	1038.696	0.565	2.326	0.604	90.904	5.573	0.497	0.029	0.060	0.011	0.013	0.008	0.008	0.006
04/27/2026	1034.903	0.519	2.240	0.600	91.513	5.227	0.420	0.021	0.042	0.006	0.007	0.003	0.003	0.000
04/26/2026	1038.237	0.640	2.090	0.602	91.212	5.503	0.461	0.023	0.048	0.007	0.008	0.003	0.003	0.000
04/25/2026	1056.984	0.879	2.095	0.618	88.372	7.936	0.619	0.026	0.052	0.007	0.008	0.003	0.003	0.000
04/24/2026	1060.963	0.960	1.943	0.621	88.093	8.238	0.647	0.029	0.061	0.009	0.010	0.005	0.005	0.000
04/23/2026	1041.212	0.659	2.121	0.605	90.747	5.890	0.485	0.023	0.049	0.007	0.008	0.005	0.005	0.000
04/22/2026	1045.305	0.716	2.109	0.608	90.170	6.383	0.516	0.024	0.051	0.008	0.009	0.007	0.007	0.000
04/21/2026	1037.639	0.603	2.217	0.603	91.030	5.639	0.428	0.020	0.041	0.006	0.007	0.005	0.005	0.000
04/20/2026	1033.063	0.515	2.299	0.599	91.595	5.099	0.421	0.019	0.038	0.005	0.005	0.002	0.002	0.000
04/19/2026	1039.943	0.628	2.174	0.604	90.768	5.913	0.433	0.021	0.043	0.006	0.007	0.003	0.003	0.001
04/18/2026	1050.442	0.775	2.218	0.614	89.060	7.308	0.534	0.024	0.049	0.007	0.008	0.003	0.003	0.012
04/17/2026	1037.019	0.603	2.158	0.602	91.284	5.430	0.424	0.023	0.050	0.008	0.009	0.005	0.005	0.000
04/16/2026	1038.601	0.639	2.141	0.603	91.013	5.706	0.402	0.021	0.045	0.008	0.009	0.007	0.007	0.002
04/15/2026	1047.569	0.836	1.810	0.609	90.298	6.454	0.478	0.027	0.060	0.011	0.012	0.007	0.007	0.000
04/14/2026	1053.481	0.825	2.126	0.616	88.816	7.582	0.539	0.024	0.050	0.008	0.009	0.007	0.007	0.007
04/13/2026	1031.976	0.501	2.205	0.597	92.000	4.849	0.354	0.018	0.039	0.007	0.009	0.009	0.009	0.000
04/12/2026	1026.298	0.440	2.126	0.592	93.011	4.039	0.292	0.017	0.039	0.008	0.010	0.009	0.009	0.000
04/11/2026	1028.752	0.494	2.079	0.594	92.697	4.319	0.319	0.018	0.040	0.008	0.010	0.009	0.009	0.000
04/10/2026	1033.291	0.557	2.131	0.598	91.848	5.023	0.361	0.017	0.035	0.006	0.007	0.008	0.008	0.000
04/09/2026	1029.319	0.495	2.116	0.595	92.497	4.496	0.316	0.016	0.034	0.006	0.008	0.008	0.008	0.000
04/08/2026	1030.747	0.490	2.273	0.597	91.962	4.865	0.338	0.015	0.031	0.005	0.006	0.007	0.007	0.000
04/07/2026	1040.923	0.680	2.040	0.604	90.823	5.969	0.406	0.017	0.036	0.006	0.007	0.007	0.007	0.000
04/06/2026	1036.186	0.670	1.789	0.598	92.104	4.946	0.376	0.023	0.051	0.010	0.012	0.010	0.010	0.000
04/05/2026	1032.384	0.575	1.913	0.596	92.481	4.572	0.352	0.021	0.047	0.009	0.011	0.008	0.008	0.000
04/04/2026	1021.445	0.397	2.155	0.589	93.570	3.544	0.266	0.015	0.032	0.006	0.007	0.004	0.004	0.000
04/03/2026	1042.663	0.691	2.054	0.606	90.524	6.238	0.415	0.018	0.037	0.005	0.005	0.005	0.005	0.003
04/02/2026	1051.656	0.896	1.811	0.612	89.590	7.080	0.508	0.026	0.048	0.009	0.009	0.006	0.006	0.009
04/01/2026	1047.074	0.731	2.187	0.611	89.633	6.886	0.472	0.021	0.039	0.006	0.007	0.007	0.007	0.005
03/31/2026	1044.731	0.640	2.485	0.611	89.433	6.901	0.463	0.018	0.033	0.005	0.006	0.007	0.007	0.000
03/30/2026	1029.927	0.436	2.328	0.596	92.075	4.749	0.336	0.017	0.032	0.006	0.007	0.007	0.007	0.000
03/29/2026	1023.881	0.410	2.200	0.591	93.070	4.014	0.255	0.012	0.024	0.004	0.005	0.003	0.003	0.000
03/28/2026	1044.585	0.695	2.163	0.608	89.976	6.653	0.434	0.017	0.032	0.005	0.005	0.003	0.003	0.015
03/27/2026	1047.953	0.718	2.351	0.613	89.118	7.277	0.468	0.016	0.032	0.005	0.005	0.005	0.005	0.000
03/26/2026	1031.119	0.497	2.265	0.597	91.885	4.954	0.335	0.015	0.029	0.005	0.005	0.005	0.005	0.000
03/25/2026	1028.914	0.481	2.135	0.594	92.477	4.529	0.318	0.015	0.029	0.005	0.005	0.003	0.003	0.000
03/24/2026	1054.126	0.895	1.918	0.615	88.980	7.607	0.516	0.021	0.042	0.006	0.007	0.004	0.004	0.000
03/23/2026	1056.437	0.779	2.452	0.620	87.740	8.382	0.576	0.019	0.038	0.004	0.005	0.003	0.003	0.000
03/22/2026	1043.194	0.634	2.244	0.607	90.185	6.422	0.436	0.017	0.036	0.005	0.006	0.007	0.007	0.000
03/21/2026	1034.389	0.521	2.200	0.599	91.624	5.217	0.359	0.016	0.034	0.006	0.007	0.008	0.008	0.000
03/20/2026	1036.820	0.557	2.218	0.602	91.209	5.555	0.380	0.016	0.035	0.006	0.007	0.009	0.009	0.000
03/19/2026	1033.433	0.523	2.255	0.599	91.584	5.220	0.349	0.015	0.030	0.005	0.006	0.007	0.007	0.000
03/18/2026	1042.405	0.669	1.981	0.604	90.794	6.062	0.415	0.018	0.036	0.005	0.006	0.007	0.007	0.000
03/17/2026	1047.729	0.690	2.162	0.610	89.750	6.794	0.511	0.023	0.043	0.006	0.007	0.007	0.007	0.000
03/16/2026	1035.642	0.501	2.270	0.600	91.376	5.380	0.389	0.018	0.037	0.006	0.006	0.008	0.008	0.002
03/15/2026	1036.010	0.505	2.311	0.601	91.209	5.510	0.390	0.016	0.034	0.005	0.006	0.007	0.007	0.000
03/14/2026	1027.698	0.368	2.382	0.594	92.352	4.520	0.312	0.013	0.027	0.005	0.006	0.007	0.007	0.000
03/13/2026	1029.626	0.406	2.474	0.597	91.743	5.009	0.321	0.012	0.024	0.004	0.004	0.002	0.002	0.000
03/12/2026	1029.770	0.457	2.188	0.595	92.355	4.595	0.331	0.016	0.034	0.006	0.006	0.006	0.006	0.000
03/11/2026	1042.888	0.651	2.304	0.608	90.032	6.477	0.467	0.018	0.037	0.005	0.005	0.002	0.002	0.000
03/10/2026	1052.220	0.776	2.338	0.616	88.539	7.727	0.542	0.021	0.042	0.005	0.005	0.003	0.003	0.000
03/09/2026	1037.886	0.604	1.913	0.600	91.676	5.327	0.397	0.019	0.039	0.006	0.007	0.006	0.006	0.000
03/08/2026	1047.806	0.624	2.199	0.609	89.751	6.865	0.480	0.019	0.038	0.005	0.006	0.006	0.006	0.000
03/07/2026	1040.381	0.583	2.103	0.603	90.962	5.862	0.412	0.018	0.036	0.005	0.006	0.006	0.006	0.000
03/06/2026	1037.853	0.548	2.099	0.601	91.343	5.549	0.389	0.017	0.035	0.005	0.006	0.005	0.005	0.000
03/05/2026	1040.706	0.579	2.081	0.603	90.900	5.990	0.393	0.015	0.029	0.004	0.004	0.003	0.003	0.000
03/04/2026	1049.584	0.695	1.855	0.608	90.122	6.773	0.482	0.020	0.037	0.005	0.005	0.003	0.003	0.000
03/03/2026	1048.064	0.666	1.920	0.607	90.240	6.619	0.482	0.020	0.037	0.005	0.005	0.003	0.003	0.000