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Gas Quality / Gas Quality By Date

Date Requested: Jul 25 2026 7:00 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


07/25/2026	1093.803	1.039	2.597	0.650	82.266	12.977	1.009	0.024	0.043	0.002	0.002	0.041
07/24/2026	1092.908	1.025	2.549	0.648	82.607	12.738	1.006	0.025	0.045	0.002	0.002	0.000
07/23/2026	1081.163	0.981	2.382	0.638	84.508	11.176	0.876	0.024	0.044	0.003	0.004	0.000
07/22/2026	1070.332	0.899	2.212	0.628	86.450	9.567	0.781	0.027	0.053	0.005	0.006	0.000
07/21/2026	1072.166	1.203	1.329	0.625	87.685	8.877	0.762	0.038	0.082	0.012	0.013	0.000
07/20/2026	1071.551	1.092	1.506	0.625	87.616	8.870	0.770	0.038	0.083	0.011	0.013	0.000
07/19/2026	1054.108	0.889	1.675	0.612	89.680	7.078	0.564	0.030	0.064	0.009	0.010	0.000
07/18/2026	1076.152	1.005	2.281	0.635	85.234	10.638	0.759	0.024	0.048	0.004	0.005	0.002
07/17/2026	1080.363	1.042	2.349	0.638	84.396	11.287	0.810	0.023	0.044	0.003	0.003	0.042
07/16/2026	1080.110	1.032	2.474	0.639	84.086	11.415	0.834	0.023	0.042	0.002	0.002	0.089
07/15/2026	1074.183	0.945	2.287	0.632	85.550	10.332	0.759	0.025	0.048	0.005	0.005	0.043
07/14/2026	1065.115	0.739	2.312	0.624	87.159	9.027	0.678	0.025	0.048	0.006	0.006	0.000
07/13/2026	1067.053	0.702	2.378	0.625	86.816	9.317	0.687	0.025	0.048	0.006	0.006	0.016
07/12/2026	1067.574	0.822	1.935	0.622	87.513	8.956	0.664	0.027	0.055	0.007	0.007	0.014
07/11/2026	1071.159	0.875	2.277	0.629	86.038	9.968	0.700	0.024	0.047	0.005	0.005	0.060
07/10/2026	1051.032	0.633	2.013	0.610	89.770	6.981	0.525	0.023	0.043	0.006	0.006	0.000
07/09/2026	1065.846	0.691	2.389	0.624	86.842	9.286	0.657	0.023	0.043	0.005	0.005	0.059
07/08/2026	1069.061	0.693	2.471	0.627	86.231	9.753	0.697	0.024	0.044	0.005	0.005	0.078
07/07/2026	1064.325	0.674	2.529	0.624	86.646	9.368	0.627	0.021	0.038	0.004	0.004	0.090
07/06/2026	1068.505	0.659	2.468	0.626	86.357	9.701	0.664	0.023	0.042	0.005	0.005	0.077
07/05/2026	1065.617	0.653	2.158	0.621	87.549	8.872	0.645	0.025	0.047	0.006	0.006	0.039
07/04/2026	1054.509	0.702	1.932	0.612	89.417	7.304	0.552	0.026	0.052	0.008	0.008	0.000
07/03/2026	1050.234	0.639	1.984	0.609	89.965	6.794	0.529	0.025	0.049	0.007	0.007	0.000
07/02/2026	1047.812	0.568	2.123	0.608	90.113	6.588	0.519	0.025	0.049	0.007	0.008	0.000
07/01/2026	1048.546	0.561	2.158	0.608	89.968	6.697	0.522	0.026	0.051	0.008	0.008	0.000
06/30/2026	1051.831	0.594	2.144	0.611	89.557	7.041	0.560	0.028	0.057	0.009	0.010	0.000
06/29/2026	1052.675	0.607	2.188	0.612	89.301	7.243	0.561	0.027	0.054	0.008	0.009	0.000
06/28/2026	1050.047	0.551	2.283	0.611	89.517	7.012	0.545	0.026	0.050	0.008	0.008	0.000
06/27/2026	1050.589	0.666	2.128	0.611	89.545	7.028	0.539	0.026	0.051	0.008	0.008	0.000
06/26/2026	1057.484	0.679	2.337	0.618	88.204	8.065	0.612	0.029	0.055	0.008	0.008	0.004
06/25/2026	1063.038	0.779	2.413	0.624	86.998	8.973	0.664	0.029	0.058	0.007	0.007	0.070
06/24/2026	1060.479	0.794	2.195	0.620	87.908	8.368	0.632	0.029	0.058	0.008	0.008	0.001
06/23/2026	1062.842	0.790	2.295	0.623	87.277	8.840	0.643	0.029	0.056	0.007	0.007	0.055
06/22/2026	1063.372	0.766	2.293	0.623	87.361	8.779	0.664	0.031	0.060	0.008	0.008	0.028
06/21/2026	1063.124	0.717	2.411	0.623	87.241	8.880	0.657	0.027	0.051	0.007	0.007	0.002
06/20/2026	1061.269	0.706	2.357	0.621	87.621	8.589	0.631	0.028	0.053	0.008	0.008	0.000
06/19/2026	1057.351	0.676	2.353	0.618	88.174	8.109	0.594	0.027	0.052	0.008	0.008	0.000
06/18/2026	1055.903	0.651	2.308	0.616	88.535	7.802	0.608	0.027	0.052	0.008	0.008	0.000
06/17/2026	1054.969	0.577	2.415	0.616	88.596	7.694	0.625	0.027	0.052	0.007	0.007	0.000
06/16/2026	1051.057	0.573	2.354	0.612	89.216	7.182	0.579	0.026	0.053	0.008	0.008	0.000
06/15/2026	1054.007	0.616	2.332	0.615	88.803	7.554	0.598	0.028	0.053	0.008	0.008	0.000
06/14/2026	1052.851	0.585	2.301	0.613	89.090	7.334	0.593	0.028	0.053	0.008	0.008	0.000
06/13/2026	1053.396	0.565	2.293	0.613	89.086	7.366	0.593	0.028	0.053	0.008	0.008	0.000
06/12/2026	1054.363	0.529	2.321	0.613	88.991	7.465	0.596	0.028	0.054	0.008	0.008	0.000
06/11/2026	1054.653	0.549	2.383	0.615	88.775	7.586	0.606	0.029	0.055	0.008	0.008	0.000
06/10/2026	1053.747	0.542	2.449	0.615	88.778	7.512	0.615	0.030	0.056	0.009	0.009	0.000
06/09/2026	1053.614	0.557	2.400	0.614	88.877	7.448	0.612	0.030	0.057	0.009	0.009	0.000
06/08/2026	1053.253	0.565	2.361	0.614	88.993	7.367	0.607	0.030	0.058	0.009	0.009	0.000
06/07/2026	1053.164	0.544	2.428	0.614	88.898	7.413	0.612	0.030	0.057	0.009	0.009	0.000
06/06/2026	1052.583	0.544	2.448	0.614	88.920	7.377	0.608	0.030	0.056	0.009	0.009	0.000
06/05/2026	1052.356	0.534	2.450	0.614	88.960	7.351	0.604	0.029	0.055	0.008	0.008	0.000
06/04/2026	1052.304	0.517	2.446	0.613	89.016	7.317	0.602	0.029	0.055	0.009	0.009	0.000
06/03/2026	1052.166	0.459	2.428	0.612	89.193	7.229	0.591	0.029	0.054	0.009	0.008	0.000
06/02/2026	1051.410	0.494	2.454	0.612	89.174	7.171	0.601	0.030	0.057	0.009	0.009	0.000
06/01/2026	1052.182	0.514	2.431	0.613	89.092	7.248	0.607	0.031	0.058	0.009	0.009	0.000
05/31/2026	1051.686	0.500	2.447	0.613	89.146	7.197	0.604	0.030	0.057	0.009	0.009	0.000
05/30/2026	1051.666	0.504	2.455	0.613	89.112	7.225	0.600	0.030	0.056	0.009	0.009	0.000
05/29/2026	1051.862	0.487	2.474	0.613	89.088	7.240	0.605	0.030	0.057	0.009	0.009	0.000
05/28/2026	1052.464	0.491	2.479	0.613	88.996	7.317	0.612	0.030	0.057	0.009	0.009	0.000
05/27/2026	1052.413	0.500	2.467	0.613	89.006	7.315	0.608	0.030	0.057	0.009	0.009	0.000
05/26/2026	1053.286	0.505	2.457	0.614	88.911	7.405	0.616	0.030	0.057	0.009	0.009	0.000
05/25/2026	1052.971	0.500	2.442	0.613	88.990	7.355	0.609	0.030	0.056	0.009	0.009	0.000
05/24/2026	1052.919	0.484	2.472	0.613	88.969	7.358	0.613	0.030	0.057	0.009	0.009	0.000
05/23/2026	1052.808	0.445	2.490	0.613	89.033	7.312	0.615	0.031	0.057	0.009	0.009	0.000
05/22/2026	1053.170	0.437	2.475	0.613	89.055	7.304	0.622	0.031	0.058	0.009	0.009	0.000
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