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Gas Quality / Gas Quality By Date

Date Requested: Mar 28 2026 7:21 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


03/28/2026	1042.592	0.983	1.030	0.600	92.283	5.198	0.404	0.024	0.050	0.009	0.010	0.000
03/27/2026	1034.839	0.845	1.282	0.595	92.948	4.487	0.343	0.022	0.046	0.009	0.010	0.000
03/26/2026	1037.975	0.838	1.299	0.597	92.568	4.814	0.382	0.023	0.049	0.009	0.010	0.000
03/25/2026	1051.943	1.124	0.594	0.603	91.807	5.915	0.451	0.026	0.054	0.009	0.010	0.000
03/24/2026	1052.239	1.148	0.709	0.605	91.454	6.136	0.438	0.026	0.057	0.010	0.012	0.000
03/23/2026	1046.665	1.055	0.885	0.602	91.952	5.592	0.400	0.025	0.057	0.010	0.012	0.000
03/22/2026	1038.194	0.891	1.155	0.597	92.726	4.777	0.351	0.021	0.047	0.009	0.011	0.000
03/21/2026	1037.119	0.861	1.220	0.596	92.789	4.677	0.351	0.022	0.049	0.009	0.011	0.000
03/20/2026	1033.584	0.801	1.374	0.595	92.966	4.450	0.321	0.019	0.042	0.008	0.009	0.000
03/19/2026	1048.887	0.979	1.563	0.609	90.235	6.688	0.449	0.021	0.045	0.007	0.008	0.000
03/18/2026	1056.235	0.981	1.988	0.618	88.334	8.092	0.533	0.019	0.039	0.005	0.006	0.000
03/17/2026	1059.300	1.028	1.954	0.621	87.950	8.418	0.569	0.020	0.042	0.006	0.006	0.002
03/16/2026	1041.565	0.864	1.367	0.601	91.984	5.237	0.409	0.055	0.051	0.010	0.012	0.001
03/15/2026	1035.828	0.805	1.355	0.596	92.748	4.644	0.357	0.019	0.046	0.008	0.010	0.000
03/14/2026	1034.163	0.816	1.374	0.595	92.877	4.498	0.345	0.021	0.045	0.008	0.009	0.000
03/13/2026	1047.520	0.905	1.610	0.608	90.525	6.388	0.476	0.022	0.049	0.008	0.009	0.000
03/12/2026	1048.272	0.915	1.761	0.610	90.024	6.737	0.478	0.021	0.045	0.006	0.007	0.000
03/11/2026	1043.561	0.906	1.857	0.608	90.384	6.330	0.445	0.019	0.040	0.006	0.007	0.001
03/10/2026	1033.769	0.825	1.326	0.595	93.021	4.397	0.339	0.021	0.044	0.009	0.009	0.000
03/09/2026	1050.093	0.992	1.500	0.609	90.251	6.656	0.493	0.024	0.052	0.008	0.009	0.009
03/08/2026	1044.432	0.929	1.209	0.602	91.789	5.533	0.431	0.025	0.056	0.009	0.010	0.000
03/07/2026	1041.732	0.921	1.186	0.600	92.175	5.211	0.400	0.024	0.054	0.009	0.011	0.000
03/06/2026	1037.894	0.787	1.330	0.597	92.580	4.851	0.359	0.021	0.046	0.008	0.009	0.000
03/05/2026	1039.590	0.860	1.151	0.597	92.543	5.031	0.341	0.019	0.037	0.006	0.007	0.000
03/04/2026	1045.180	0.889	1.158	0.601	91.785	5.697	0.399	0.020	0.036	0.006	0.005	0.001
03/03/2026	1054.363	0.950	1.136	0.608	90.573	6.786	0.475	0.022	0.038	0.006	0.006	0.004
03/02/2026	1073.922	1.025	1.935	0.630	86.163	10.138	0.652	0.022	0.043	0.005	0.005	0.008
03/01/2026	1054.194	0.960	1.204	0.608	90.519	6.713	0.495	0.027	0.054	0.009	0.010	0.001
02/28/2026	1045.967	0.932	0.989	0.600	91.986	5.628	0.386	0.020	0.039	0.007	0.007	0.000
02/27/2026	1045.228	0.975	0.937	0.600	92.041	5.633	0.344	0.018	0.034	0.006	0.006	0.000
02/26/2026	1037.081	0.867	1.209	0.596	92.676	4.870	0.314	0.016	0.031	0.005	0.006	0.000
02/25/2026	1042.553	0.862	1.376	0.601	91.636	5.693	0.371	0.017	0.032	0.005	0.005	0.000
02/24/2026	1058.408	0.924	1.770	0.616	88.614	8.138	0.497	0.016	0.031	0.004	0.004	0.000
02/23/2026	1067.147	0.987	2.001	0.625	86.832	9.533	0.576	0.017	0.031	0.003	0.003	0.017
02/22/2026	1059.815	0.959	2.175	0.622	87.408	8.818	0.560	0.016	0.031	0.003	0.003	0.026
02/21/2026	1058.663	0.921	2.173	0.621	87.671	8.646	0.540	0.015	0.028	0.002	0.002	0.000
02/20/2026	1054.805	0.924	1.294	0.609	90.136	7.149	0.438	0.017	0.032	0.004	0.004	0.000
02/19/2026	1044.834	0.842	1.339	0.602	91.457	5.927	0.378	0.016	0.029	0.004	0.004	0.000
02/18/2026	1046.444	0.861	1.442	0.604	90.984	6.256	0.404	0.016	0.029	0.003	0.003	0.000
02/17/2026	1048.755	0.936	0.840	0.601	91.924	5.853	0.373	0.020	0.039	0.006	0.006	0.000
02/16/2026	1043.682	0.893	1.003	0.598	92.216	5.505	0.329	0.015	0.028	0.004	0.004	0.000
02/15/2026	1041.817	0.845	1.103	0.598	92.317	5.366	0.321	0.014	0.026	0.003	0.003	0.000
02/14/2026	1040.013	0.830	1.161	0.597	92.448	5.194	0.319	0.014	0.025	0.003	0.003	0.000
02/13/2026	1041.488	0.797	1.234	0.598	92.240	5.293	0.380	0.017	0.030	0.004	0.003	0.000
02/12/2026	1052.218	0.876	1.718	0.611	89.637	7.214	0.496	0.017	0.030	0.003	0.003	0.003
02/11/2026	1035.529	0.787	1.254	0.594	92.931	4.650	0.328	0.015	0.027	0.003	0.003	0.000
02/10/2026	1037.224	0.761	1.263	0.595	92.718	4.905	0.306	0.014	0.025	0.003	0.003	0.000
02/09/2026	1044.946	0.900	0.966	0.599	92.131	5.605	0.346	0.015	0.027	0.003	0.003	0.000
02/08/2026	1040.760	0.892	1.255	0.599	92.009	5.467	0.326	0.013	0.024	0.004	0.004	0.000
02/07/2026	1034.616	0.715	1.525	0.595	92.577	4.837	0.289	0.014	0.026	0.004	0.005	0.000
02/06/2026	1066.592	0.924	2.011	0.624	87.022	9.451	0.536	0.016	0.030	0.003	0.003	0.001
02/05/2026	1069.521	0.938	2.089	0.627	86.440	9.888	0.577	0.016	0.030	0.003	0.003	0.014
02/04/2026	1054.778	0.843	1.796	0.613	89.156	7.683	0.461	0.016	0.027	0.003	0.003	0.008
02/03/2026	1042.780	0.806	1.519	0.602	91.428	5.802	0.374	0.019	0.032	0.005	0.006	0.000
02/02/2026	1070.020	0.933	2.047	0.627	86.577	9.778	0.589	0.025	0.037	0.005	0.005	0.000
02/01/2026	1071.823	0.932	2.004	0.628	86.469	9.886	0.623	0.026	0.038	0.006	0.005	0.007
01/31/2026	1070.887	0.924	1.930	0.626	86.793	9.655	0.608	0.028	0.041	0.006	0.006	0.004
01/30/2026	1069.827	0.941	1.853	0.625	87.052	9.446	0.604	0.030	0.042	0.007	0.005	0.014
01/29/2026	1073.955	0.948	1.897	0.628	86.133	10.335	0.555	0.017	0.029	0.003	0.002	0.079
01/28/2026	1071.738	0.926	1.876	0.626	86.523	10.035	0.528	0.016	0.029	0.002	0.002	0.063
01/27/2026	1059.881	0.889	1.668	0.616	88.675	8.251	0.456	0.015	0.028	0.003	0.003	0.009
01/26/2026	1058.781	0.879	1.658	0.615	88.945	7.932	0.509	0.019	0.038	0.003	0.004	0.010
01/25/2026	1054.619	0.916	1.579	0.612	89.467	7.575	0.416	0.013	0.025	0.003	0.003	0.000
01/24/2026	1055.223	0.913	1.708	0.614	89.136	7.749	0.443	0.014	0.028	0.003	0.003	0.000
01/23/2026	1053.210	0.893	1.783	0.613	89.278	7.543	0.448	0.014	0.028	0.003	0.004	0.002
01/22/2026	1044.616	0.833	1.556	0.604	91.010	6.164	0.379	0.015	0.029	0.004	0.004	0.000
01/21/2026	1052.694	0.896	1.744	0.612	89.409	7.467	0.438	0.013	0.025	0.003	0.003	0.000
01/20/2026	1053.723	0.883	1.753	0.613	89.258	7.630	0.430	0.013	0.023	0.002	0.002	0.004
01/19/2026	1056.471	0.939	1.922	0.617	88.428	8.193	0.473	0.014	0.025	0.003	0.002	0.000
01/18/2026	1056.312	0.959	1.856	0.617	88.549	8.126	0.463	0.014	0.025	0.003	0.003	0.000
01/17/2026	1068.538	1.059	2.104	0.629	86.244	9.932	0.588	0.017	0.030	0.002	0.002	0.020
01/16/2026	1060.380	0.989	1.854	0.620	88.049	8.514	0.533	0.017	0.033	0.004	0.004	0.002
01/15/2026	1041.338	0.843	1.280	0.599	91.995	5.505	0.323	0.015	0.028	0.004	0.004	0.000
01/14/2026	1033.722	0.895	1.211	0.594	92.988	4.576	0.271	0.015	0.030	0.005	0.005	0.000
01/13/2026	1039.278	0.819	1.191	0.596	92.548	5.062	0.315	0.016	0.033	0.006	0.006	0.000
01/12/2026	1047.189	0.916	1.186	0.603	91.376	6.068	0.386	0.018	0.034	0.006	0.006	0.000
01/11/2026	1047.504	0.944	1.019	0.602	91.627	5.979	0.366	0.017	0.033	0.005	0.005	0.000
01/10/2026	1048.441	0.950	1.062	0.603	91.411	6.126	0.388	0.017	0.032	0.005	0.005	0.000
01/09/2026	1043.866	0.887	1.091	0.599	92.130	5.436	0.368	0.021	0.044	0.008	0.009	0.000
01/08/2026	1042.484	0.881	1.082	0.598	92.313	5.291	0.351	0.020	0.041	0.007	0.008	0.000
01/07/2026	1041.173	0.879	1.138	0.598	92.361	5.184	0.354	0.020	0.041	0.007	0.008	0.000
01/06/2026	1038.696	0.894	1.185	0.597	92.477	5.051	0.324	0.017	0.034	0.006	0.006	0.000
01/05/2026	1042.436	0.961	1.184	0.601	91.875	5.551	0.358	0.018	0.035	0.006	0.007	0.000
01/04/2026	1067.226	1.043	2.020	0.627	86.720	9.550	0.610	0.017	0.032	0.003	0.003	0.000
01/03/2026	1064.471	1.029	2.013	0.625	87.112	9.196	0.590	0.017	0.033	0.003	0.004	0.000
01/02/2026	1061.643	0.997	1.963	0.622	87.680	8.703	0.587	0.019	0.037	0.004	0.004	0.003
01/01/2026	1050.950	0.851	1.945	0.612	89.273	7.389	0.468	0.015	0.029	0.003	0.003	0.022
12/31/2025	1061.153	0.971	2.128	0.623	87.356	8.899	0.574	0.017	0.031	0.003	0.003	0.017
12/30/2025	1058.041	0.941	2.033	0.619	88.069	8.347	0.544	0.018	0.034	0.004	0.004	0.002
12/29/2025	1056.053	0.932	1.972	0.617	88.481	8.018	0.532	0.018	0.034	0.004	0.005	0.001
12/28/2025	1044.646	0.938	1.366	0.604	91.287	5.916	0.411	0.021	0.042	0.007	0.007	0.000
12/27/2025	1044.697	0.942	1.364	0.604	91.241	5.984	0.392	0.019	0.038	0.006	0.006	0.003
12/26/2025	1047.272	0.938	1.253	0.604	91.190	6.123	0.400	0.020	0.042	0.007	0.008	0.010
12/25/2025	1040.668	0.787	1.629	0.602	91.509	5.614	0.385	0.019	0.038	0.006	0.007	0.000