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Gas Quality / Gas Quality By Date

Date Requested: Feb 03 2026 6:02 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


02/03/2026	1062.108	0.825	1.863	0.618	88.169	8.582	0.497	0.019	0.031	0.004	0.004	0.003	0.003
02/02/2026	1075.807	0.885	2.114	0.631	85.840	10.439	0.642	0.027	0.039	0.006	0.005	0.002	0.002
02/01/2026	1076.337	0.887	2.055	0.630	85.915	10.406	0.654	0.028	0.039	0.006	0.005	0.002	0.002
01/31/2026	1075.669	0.872	1.992	0.629	86.198	10.204	0.645	0.030	0.043	0.007	0.006	0.003	0.003
01/30/2026	1072.032	0.889	1.865	0.626	86.915	9.614	0.622	0.032	0.043	0.007	0.006	0.003	0.003
01/29/2026	1059.064	0.840	1.540	0.613	89.302	7.766	0.468	0.028	0.035	0.007	0.006	0.004	0.004
01/28/2026	1057.394	0.792	1.568	0.612	89.408	7.782	0.405	0.013	0.023	0.003	0.003	0.002	0.002
01/27/2026	1063.456	0.829	1.705	0.617	88.301	8.635	0.476	0.016	0.028	0.003	0.003	0.001	0.001
01/26/2026	1063.530	0.822	1.721	0.618	88.374	8.468	0.545	0.021	0.039	0.004	0.004	0.001	0.001
01/25/2026	1059.166	0.860	1.638	0.615	88.911	8.090	0.452	0.015	0.026	0.003	0.003	0.001	0.001
01/24/2026	1057.079	0.870	1.713	0.614	88.989	7.925	0.451	0.015	0.027	0.003	0.003	0.001	0.001
01/23/2026	1058.840	0.859	1.886	0.617	88.432	8.279	0.492	0.016	0.028	0.003	0.004	0.002	0.002
01/22/2026	1053.645	0.821	1.789	0.612	89.397	7.476	0.459	0.016	0.029	0.004	0.004	0.002	0.002
01/21/2026	1055.745	0.848	1.773	0.614	89.073	7.800	0.459	0.014	0.024	0.003	0.003	0.001	0.001
01/20/2026	1057.666	0.844	1.819	0.615	88.717	8.118	0.458	0.014	0.023	0.002	0.002	0.001	0.001
01/19/2026	1059.512	0.881	1.970	0.619	88.082	8.523	0.497	0.015	0.025	0.003	0.003	0.001	0.001
01/18/2026	1060.251	0.907	1.916	0.619	88.047	8.589	0.492	0.015	0.026	0.003	0.003	0.001	0.001
01/17/2026	1073.523	1.002	2.196	0.632	85.601	10.514	0.633	0.018	0.031	0.003	0.002	0.000	0.000
01/16/2026	1063.507	0.944	1.848	0.621	87.781	8.816	0.550	0.018	0.032	0.004	0.004	0.001	0.001
01/15/2026	1057.430	0.878	1.749	0.615	88.901	7.915	0.500	0.017	0.030	0.004	0.004	0.001	0.001
01/14/2026	1057.485	0.860	1.847	0.616	88.732	7.990	0.507	0.018	0.033	0.005	0.005	0.002	0.002
01/13/2026	1060.000	0.883	1.691	0.616	88.727	8.113	0.524	0.018	0.033	0.004	0.004	0.002	0.002
01/12/2026	1058.797	0.903	1.599	0.615	89.037	7.892	0.505	0.018	0.033	0.005	0.005	0.002	0.002
01/11/2026	1060.709	0.950	1.615	0.617	88.635	8.230	0.508	0.018	0.031	0.004	0.004	0.001	0.001
01/10/2026	1061.708	0.939	1.545	0.616	88.732	8.182	0.540	0.019	0.033	0.004	0.004	0.002	0.002
01/09/2026	1059.974	0.902	1.667	0.616	88.786	8.033	0.538	0.021	0.039	0.006	0.006	0.002	0.002
01/08/2026	1058.538	0.887	1.656	0.615	89.009	7.861	0.511	0.021	0.039	0.006	0.006	0.002	0.002
01/07/2026	1058.079	0.889	1.621	0.614	89.153	7.743	0.516	0.021	0.040	0.006	0.006	0.002	0.002
01/06/2026	1056.709	0.886	1.667	0.614	89.182	7.704	0.496	0.018	0.034	0.005	0.005	0.002	0.002
01/05/2026	1062.101	0.970	1.650	0.618	88.375	8.399	0.538	0.020	0.036	0.005	0.005	0.002	0.002
01/04/2026	1071.269	0.966	2.102	0.629	86.225	10.002	0.644	0.019	0.033	0.003	0.004	0.001	0.001
01/03/2026	1069.989	0.975	2.078	0.628	86.430	9.811	0.642	0.019	0.035	0.004	0.004	0.001	0.001
01/02/2026	1063.868	0.925	1.993	0.622	87.503	8.916	0.595	0.020	0.036	0.004	0.004	0.001	0.001
01/01/2026	1067.588	0.888	2.260	0.627	86.493	9.671	0.632	0.018	0.031	0.003	0.003	0.001	0.001
12/31/2025	1062.767	0.878	2.144	0.622	87.366	8.978	0.573	0.018	0.033	0.004	0.004	0.001	0.001
12/30/2025	1061.351	0.894	2.074	0.621	87.686	8.706	0.573	0.019	0.035	0.004	0.005	0.001	0.001
12/29/2025	1061.374	0.915	2.095	0.622	87.589	8.757	0.582	0.019	0.033	0.004	0.004	0.001	0.001
12/28/2025	1062.142	0.950	1.886	0.621	87.911	8.598	0.585	0.020	0.037	0.004	0.005	0.001	0.001
12/27/2025	1061.828	0.947	1.875	0.620	87.980	8.555	0.573	0.020	0.037	0.005	0.005	0.002	0.002
12/26/2025	1060.085	0.888	2.014	0.620	88.035	8.405	0.588	0.020	0.037	0.005	0.005	0.002	0.002
12/25/2025	1056.526	0.853	2.072	0.617	88.384	8.079	0.550	0.018	0.033	0.004	0.004	0.001	0.001
12/24/2025	1057.591	0.841	2.084	0.618	88.282	8.167	0.551	0.020	0.039	0.005	0.006	0.002	0.002
12/23/2025	1060.128	0.864	2.012	0.619	88.180	8.217	0.637	0.026	0.051	0.005	0.005	0.002	0.002
12/22/2025	1058.270	0.839	2.007	0.618	88.436	8.027	0.614	0.023	0.043	0.004	0.004	0.001	0.001
12/21/2025	1063.802	0.934	1.834	0.621	87.939	8.574	0.633	0.026	0.048	0.005	0.005	0.002	0.002
12/20/2025	1066.473	0.997	1.824	0.623	87.383	9.145	0.579	0.022	0.038	0.005	0.005	0.001	0.001
12/19/2025	1064.835	0.956	1.881	0.622	87.551	8.972	0.565	0.022	0.037	0.006	0.005	0.002	0.002
12/18/2025	1059.003	0.923	1.845	0.618	88.405	8.251	0.511	0.019	0.034	0.005	0.005	0.002	0.002
12/17/2025	1055.469	0.861	1.934	0.615	88.791	7.848	0.495	0.020	0.036	0.005	0.005	0.002	0.002
12/16/2025	1069.227	0.956	2.031	0.627	86.735	9.543	0.651	0.024	0.047	0.005	0.005	0.001	0.001
12/15/2025	1062.280	0.893	2.016	0.621	87.669	8.817	0.544	0.019	0.033	0.004	0.004	0.001	0.001
12/14/2025	1063.057	0.909	2.086	0.623	87.394	8.990	0.551	0.020	0.038	0.005	0.005	0.001	0.001
12/13/2025	1068.106	0.972	2.121	0.627	86.555	9.683	0.599	0.021	0.039	0.004	0.004	0.001	0.001
12/12/2025	1069.408	0.992	2.064	0.628	86.547	9.667	0.647	0.024	0.045	0.005	0.006	0.002	0.002
12/11/2025	1069.998	0.952	2.258	0.629	86.093	9.969	0.655	0.022	0.040	0.004	0.004	0.001	0.001
12/10/2025	1066.743	0.951	2.071	0.625	86.884	9.439	0.584	0.021	0.038	0.005	0.005	0.001	0.001
12/09/2025	1068.375	0.978	2.004	0.626	86.764	9.604	0.577	0.021	0.039	0.005	0.005	0.002	0.002
12/08/2025	1069.272	1.000	2.102	0.628	86.371	9.861	0.600	0.020	0.036	0.004	0.004	0.001	0.001
12/07/2025	1070.383	0.962	2.266	0.630	85.971	10.103	0.628	0.021	0.039	0.004	0.004	0.001	0.001
12/06/2025	1072.981	1.094	2.006	0.631	85.918	10.284	0.633	0.020	0.036	0.003	0.003	0.001	0.001
12/05/2025	1067.833	1.140	1.669	0.625	87.195	9.377	0.557	0.019	0.035	0.004	0.004	0.001	0.001
12/04/2025	1056.204	0.855	1.995	0.616	88.525	8.084	0.487	0.016	0.029	0.003	0.003	0.001	0.001
12/03/2025	1059.908	0.924	2.035	0.620	87.862	8.566	0.552	0.018	0.033	0.004	0.004	0.001	0.001
12/02/2025	1064.504	0.953	2.115	0.624	87.134	9.079	0.642	0.023	0.042	0.004	0.005	0.001	0.001
12/01/2025	1065.589	0.958	2.122	0.625	87.004	9.167	0.666	0.024	0.046	0.005	0.005	0.001	0.001
11/30/2025	1058.676	1.066	1.516	0.616	88.918	7.910	0.504	0.023	0.044	0.007	0.007	0.002	0.002
11/29/2025	1059.357	1.000	1.585	0.616	88.877	7.912	0.525	0.026	0.052	0.008	0.009	0.003	0.003
11/28/2025	1067.246	1.188	1.235	0.621	88.205	8.744	0.543	0.024	0.046	0.006	0.006	0.002	0.002
11/27/2025	1065.785	1.049	1.794	0.623	87.478	8.995	0.595	0.024	0.048	0.006	0.007	0.002	0.002
11/26/2025	1074.575	1.037	2.129	0.632	85.743	10.251	0.742	0.028	0.054	0.006	0.007	0.001	0.001
11/25/2025	1072.616	1.013	2.096	0.630	86.084	10.006	0.708	0.027	0.052	0.006	0.006	0.001	0.001
11/24/2025	1072.062	1.031	1.996	0.629	86.298	9.912	0.681	0.024	0.046	0.005	0.005	0.001	0.001
11/23/2025	1074.226	1.094	2.000	0.632	85.840	10.326	0.656	0.024	0.047	0.005	0.005	0.001	0.001
11/22/2025	1075.046	1.104	1.902	0.631	86.007	10.198	0.689	0.028	0.056	0.006	0.007	0.001	0.001
11/21/2025	1065.684	0.989	2.086	0.626	86.978	9.235	0.620	0.025	0.051	0.006	0.006	0.001	0.001
11/20/2025	1071.493	1.102	1.859	0.629	86.575	9.687	0.670	0.030	0.060	0.007	0.008	0.002	0.002
11/19/2025	1077.343	1.198	1.856	0.634	85.586	10.580	0.682	0.028	0.055	0.006	0.007	0.001	0.001
11/18/2025	1082.048	1.146	2.258	0.640	84.234	11.494	0.779	0.026	0.051	0.005	0.005	0.001	0.001
11/17/2025	1075.297	1.153	1.790	0.631	86.091	10.212	0.650	0.028	0.056	0.007	0.008	0.002	0.002
11/16/2025	1072.404	1.199	1.520	0.627	87.038	9.463	0.661	0.031	0.063	0.009	0.010	0.003	0.003
11/15/2025	1072.330	1.199	1.510	0.627	87.075	9.437	0.659	0.031	0.064	0.009	0.010	0.003	0.003
11/14/2025	1066.362	1.041	1.705	0.623	87.799	8.663	0.651	0.035	0.074	0.011	0.013	0.003	0.003
11/13/2025	1066.850	1.025	1.730	0.623	87.739	8.690	0.677	0.036	0.075	0.011	0.012	0.003	0.003
11/12/2025	1073.411	1.095	1.830	0.629	86.456	9.805	0.696	0.031	0.064	0.008	0.009	0.002	0.002
11/11/2025	1076.128	1.063	2.168	0.634	85.374	10.572	0.724	0.028	0.055	0.006	0.007	0.001	0.001
11/10/2025	1079.943	1.016	2.433	0.639	84.420	11.240	0.804	0.026	0.050	0.005	0.005	0.001	0.001
11/09/2025	1088.072	1.027	2.701	0.647	82.747	12.584	0.863	0.026	0.047	0.003	0.003	0.000	0.000
11/08/2025	1090.779	1.012	2.662	0.648	82.585	12.741	0.916	0.028	0.049	0.003	0.003	0.000	0.000
11/07/2025	1090.486	1.040	2.771	0.649	82.388	12.714	1.002	0.028	0.050	0.003	0.003	0.000	0.000
11/06/2025	1089.052	1.027	2.714	0.648	82.602	12.690	0.898	0.023	0.041	0.002	0.002	0.000	0.000
11/05/2025	1086.264	1.008	2.683	0.645	83.119	12.188	0.931	0.024	0.041	0.002	0.003	0.000	0.000
11/04/2025	1087.072	1.004	2.653	0.645	83.126	12.189	0.952	0.025	0.045	0.002	0.003	0.000	0.000
11/03/2025	1090.181	1.026	2.724	0.648	82.637	12.460	1.070	0.029	0.050	0.003	0.003	0.000	0.000
11/02/2025	1087.971	1.003	2.684	0.646	83.064	12.117	1.035	0.031	0.058	0.003	0.004	0.000	0.000