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Gas Quality / Gas Quality By Date

Date Requested: May 21 2026 5:39 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


05/21/2026	1051.660	0.497	2.367	0.612	89.348	7.081	0.599	0.030	0.058	0.009	0.010	0.000
05/20/2026	1042.758	0.505	1.727	0.599	91.931	5.188	0.530	0.031	0.066	0.010	0.012	0.000
05/19/2026	1046.240	0.614	1.912	0.605	90.986	5.678	0.661	0.041	0.084	0.012	0.013	0.000
05/18/2026	1043.542	0.553	2.042	0.604	91.021	5.686	0.581	0.032	0.065	0.009	0.009	0.000
05/17/2026	1050.397	0.665	2.158	0.611	89.574	6.923	0.577	0.028	0.057	0.008	0.010	0.000
05/16/2026	1038.015	0.550	2.506	0.605	90.730	5.505	0.567	0.036	0.077	0.013	0.015	0.000
05/15/2026	1037.591	0.540	2.286	0.603	91.212	5.328	0.516	0.031	0.065	0.011	0.012	0.000
05/14/2026	1044.089	0.716	1.749	0.604	91.189	5.735	0.492	0.030	0.065	0.011	0.012	0.000
05/13/2026	1040.942	0.553	2.129	0.603	91.037	5.697	0.485	0.026	0.053	0.008	0.010	0.000
05/12/2026	1035.435	0.464	2.153	0.599	91.836	5.018	0.444	0.023	0.046	0.007	0.008	0.000
05/11/2026	1035.178	0.430	2.174	0.598	91.855	5.040	0.422	0.021	0.042	0.007	0.008	0.000
05/10/2026	1036.483	0.464	2.213	0.600	91.579	5.200	0.451	0.024	0.050	0.008	0.010	0.000
05/09/2026	1028.628	0.375	2.287	0.594	92.487	4.412	0.368	0.019	0.039	0.006	0.007	0.000
05/08/2026	1034.896	0.428	2.410	0.600	91.355	5.282	0.448	0.021	0.042	0.006	0.007	0.000
05/07/2026	1038.420	0.509	2.102	0.601	91.584	5.191	0.497	0.030	0.064	0.010	0.011	0.000
05/06/2026	1031.757	0.416	2.219	0.596	92.340	4.458	0.461	0.028	0.058	0.009	0.011	0.000
05/05/2026	1033.097	0.438	2.133	0.596	92.319	4.534	0.470	0.028	0.058	0.009	0.010	0.000
05/04/2026	1032.858	0.424	2.159	0.596	92.334	4.508	0.470	0.028	0.057	0.009	0.011	0.000
05/03/2026	1047.713	0.634	2.224	0.610	89.761	6.763	0.523	0.025	0.050	0.007	0.009	0.002
05/02/2026	1049.176	0.676	2.153	0.611	89.696	6.831	0.541	0.027	0.056	0.009	0.010	0.000
05/01/2026	1047.084	0.664	2.166	0.609	89.924	6.633	0.515	0.025	0.053	0.009	0.010	0.000
04/30/2026	1036.518	0.539	2.075	0.600	91.744	5.092	0.450	0.026	0.054	0.009	0.011	0.000
04/29/2026	1036.842	0.532	2.188	0.601	91.481	5.220	0.478	0.027	0.056	0.009	0.010	0.000
04/28/2026	1037.121	0.611	2.008	0.600	91.654	5.161	0.462	0.027	0.057	0.009	0.010	0.000
04/27/2026	1049.290	0.766	1.977	0.610	89.874	6.719	0.560	0.028	0.057	0.009	0.009	0.000
04/26/2026	1059.871	0.875	2.095	0.620	88.057	8.224	0.646	0.028	0.057	0.008	0.009	0.000
04/25/2026	1047.370	0.686	2.148	0.610	89.878	6.656	0.540	0.025	0.052	0.007	0.008	0.000
04/24/2026	1037.002	0.574	2.070	0.600	91.586	5.230	0.444	0.025	0.052	0.008	0.009	0.000
04/23/2026	1035.369	0.522	2.195	0.600	91.564	5.219	0.419	0.021	0.044	0.007	0.008	0.000
04/22/2026	1045.758	0.671	2.203	0.609	89.917	6.634	0.491	0.023	0.046	0.007	0.008	0.000
04/21/2026	1034.180	0.487	2.257	0.599	91.643	5.104	0.434	0.021	0.042	0.006	0.006	0.000
04/20/2026	1035.862	0.489	2.274	0.600	91.396	5.317	0.448	0.022	0.043	0.006	0.006	0.000
04/19/2026	1044.870	0.634	2.198	0.608	90.151	6.428	0.497	0.025	0.050	0.008	0.008	0.000
04/18/2026	1042.141	0.609	2.205	0.606	90.533	6.094	0.466	0.024	0.050	0.008	0.009	0.000
04/17/2026	1054.208	0.809	1.986	0.614	89.129	7.423	0.549	0.027	0.057	0.009	0.011	0.000
04/16/2026	1055.563	0.787	2.174	0.617	88.544	7.820	0.573	0.025	0.051	0.008	0.008	0.010
04/15/2026	1033.456	0.444	2.222	0.598	91.944	4.920	0.385	0.021	0.045	0.008	0.010	0.000
04/14/2026	1033.249	0.455	2.193	0.597	91.993	4.901	0.373	0.021	0.044	0.008	0.010	0.000
04/13/2026	1035.977	0.509	2.094	0.599	91.756	5.163	0.391	0.021	0.046	0.008	0.010	0.000
04/12/2026	1035.702	0.491	2.125	0.599	91.747	5.168	0.389	0.021	0.043	0.008	0.009	0.000
04/11/2026	1038.865	0.545	2.109	0.602	91.289	5.548	0.422	0.022	0.046	0.008	0.009	0.000
04/10/2026	1041.587	0.550	2.291	0.605	90.479	6.163	0.446	0.019	0.038	0.006	0.007	0.000
04/09/2026	1041.584	0.581	2.152	0.604	90.758	5.985	0.442	0.021	0.043	0.007	0.009	0.000
04/08/2026	1040.158	0.553	2.225	0.604	90.790	5.927	0.431	0.020	0.039	0.006	0.007	0.000
04/07/2026	1050.866	0.703	2.237	0.613	89.096	7.347	0.523	0.021	0.042	0.006	0.007	0.018
04/06/2026	1042.284	0.639	1.939	0.603	91.096	5.774	0.450	0.026	0.055	0.010	0.011	0.000
04/05/2026	1040.250	0.572	2.019	0.602	91.287	5.593	0.433	0.024	0.051	0.009	0.011	0.000
04/04/2026	1032.973	0.465	2.185	0.597	91.970	4.930	0.376	0.020	0.040	0.007	0.007	0.000
04/03/2026	1045.088	0.691	1.988	0.607	90.440	6.334	0.462	0.023	0.046	0.008	0.008	0.000
04/02/2026	1052.183	0.726	2.117	0.613	89.216	7.312	0.537	0.026	0.048	0.008	0.008	0.003
04/01/2026	1042.111	0.517	2.454	0.607	90.125	6.374	0.458	0.020	0.038	0.006	0.007	0.000
03/31/2026	1036.412	0.427	2.293	0.600	91.418	5.370	0.411	0.023	0.042	0.008	0.008	0.000
03/30/2026	1035.379	0.467	2.230	0.599	91.540	5.311	0.385	0.018	0.036	0.006	0.006	0.000
03/29/2026	1032.846	0.438	2.246	0.597	91.860	5.038	0.357	0.017	0.033	0.005	0.006	0.000
03/28/2026	1042.931	0.580	2.142	0.605	90.558	6.211	0.439	0.020	0.038	0.006	0.006	0.000
03/27/2026	1041.860	0.518	2.327	0.605	90.417	6.228	0.442	0.019	0.037	0.006	0.006	0.000
03/26/2026	1036.482	0.459	2.256	0.600	91.374	5.445	0.397	0.019	0.037	0.006	0.006	0.000
03/25/2026	1035.365	0.463	2.251	0.599	91.503	5.329	0.388	0.019	0.036	0.006	0.006	0.000
03/24/2026	1044.487	0.632	2.048	0.606	90.496	6.280	0.468	0.022	0.042	0.006	0.006	0.000
03/23/2026	1048.250	0.624	2.231	0.610	89.645	6.917	0.506	0.022	0.042	0.006	0.006	0.000
03/22/2026	1040.204	0.521	2.249	0.603	90.821	5.905	0.430	0.020	0.041	0.007	0.007	0.000
03/21/2026	1041.541	0.518	2.249	0.604	90.670	6.042	0.444	0.021	0.042	0.007	0.007	0.000
03/20/2026	1046.129	0.576	2.195	0.608	90.104	6.562	0.482	0.022	0.044	0.007	0.007	0.000
03/19/2026	1043.988	0.537	2.264	0.606	90.294	6.359	0.468	0.021	0.042	0.007	0.007	0.000
03/18/2026	1044.348	0.584	2.097	0.606	90.510	6.271	0.460	0.021	0.042	0.007	0.007	0.000
03/17/2026	1048.034	0.626	2.117	0.609	89.926	6.760	0.492	0.022	0.044	0.007	0.007	0.000
03/16/2026	1047.069	0.574	2.224	0.608	89.942	6.673	0.504	0.023	0.046	0.007	0.007	0.000
03/15/2026	1042.812	0.529	2.185	0.605	90.638	6.113	0.454	0.022	0.043	0.007	0.008	0.000
03/14/2026	1044.754	0.524	2.317	0.607	90.098	6.507	0.479	0.021	0.042	0.006	0.007	0.000
03/13/2026	1042.119	0.464	2.330	0.605	90.501	6.187	0.449	0.020	0.038	0.006	0.006	0.000
03/12/2026	1042.697	0.527	2.245	0.605	90.497	6.201	0.455	0.021	0.041	0.006	0.006	0.000
03/11/2026	1050.206	0.634	2.253	0.612	89.338	7.161	0.532	0.023	0.045	0.006	0.006	0.000
03/10/2026	1048.203	0.632	2.055	0.608	90.049	6.678	0.501	0.024	0.047	0.007	0.007	0.000
03/09/2026	1048.072	0.633	2.050	0.608	90.078	6.652	0.502	0.024	0.047	0.007	0.007	0.000
03/08/2026	1050.308	0.605	2.181	0.611	89.557	7.053	0.520	0.023	0.046	0.007	0.007	0.000
03/07/2026	1049.375	0.613	2.140	0.610	89.751	6.900	0.511	0.024	0.046	0.007	0.007	0.000
03/06/2026	1049.292	0.595	2.151	0.609	89.769	6.894	0.508	0.023	0.046	0.007	0.007	0.000
03/05/2026	1049.157	0.564	2.173	0.609	89.789	6.895	0.501	0.023	0.043	0.006	0.006	0.000
03/04/2026	1055.284	0.661	2.139	0.614	88.914	7.642	0.559	0.024	0.047	0.007	0.007	0.000
03/03/2026	1055.030	0.659	2.098	0.614	89.062	7.531	0.562	0.026	0.049	0.007	0.007	0.000
03/02/2026	1054.407	0.641	2.141	0.613	89.079	7.494	0.557	0.025	0.048	0.007	0.007	0.000
03/01/2026	1056.631	0.649	2.174	0.615	88.709	7.810	0.570	0.025	0.049	0.007	0.007	0.000
02/28/2026	1055.800	0.672	2.146	0.615	88.823	7.707	0.564	0.025	0.049	0.007	0.007	0.000
02/27/2026	1054.915	0.629	2.191	0.614	88.922	7.613	0.557	0.025	0.048	0.007	0.007	0.000
02/26/2026	1054.469	0.647	2.131	0.613	89.068	7.523	0.545	0.024	0.047	0.007	0.007	0.000
02/25/2026	1029.041	0.498	1.850	0.592	93.070	4.236	0.292	0.015	0.029	0.005	0.005	0.000
02/24/2026	1026.231	0.442	1.996	0.591	93.221	3.999	0.288	0.015	0.029	0.005	0.005	0.000
02/23/2026	1030.896	0.535	1.877	0.594	92.710	4.492	0.328	0.017	0.031	0.005	0.005	0.000
02/22/2026	1025.676	0.457	2.103	0.592	93.000	4.096	0.292	0.015	0.028	0.005	0.005	0.000
02/21/2026	1025.828	0.433	2.140	0.592	92.980	4.077	0.312	0.017	0.031	0.005	0.005	0.000
02/20/2026	1035.829	0.612	1.690	0.596	92.372	4.901	0.357	0.020	0.036	0.006	0.006	0.000
02/19/2026	1041.010	0.670	1.793	0.602	91.372	5.685	0.414	0.020	0.036	0.005	0.005	0.000
02/18/2026	1041.920	0.657	1.807	0.602	91.216	5.861	0.401	0.017	0.032	0.004	0.004	0.000
02/17/2026	1040.656	0.661	1.482	0.598	92.119	5.309	0.363	0.019	0.036	0.006	0.006	0.000