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Gas Quality / Gas Quality By Date

Date Requested: May 21 2026 7:57 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


05/21/2026	1007.496	0.029	2.939	0.582	94.149	2.735	0.135	0.003	0.006	0.001	0.001	0.000	0.000
05/20/2026	1007.496	0.029	2.939	0.582	94.149	2.735	0.135	0.003	0.006	0.001	0.001	0.000	0.000
05/19/2026	1007.354	0.038	2.942	0.582	94.127	2.757	0.126	0.003	0.006	0.001	0.001	0.000	0.000
05/18/2026	1008.166	0.025	2.923	0.582	94.132	2.753	0.149	0.005	0.008	0.001	0.001	0.000	0.000
05/17/2026	1008.891	0.026	2.882	0.582	94.225	2.643	0.179	0.012	0.022	0.005	0.004	0.001	0.001
05/16/2026	1012.313	0.040	2.869	0.585	93.828	3.008	0.199	0.015	0.027	0.006	0.005	0.002	0.002
05/15/2026	1020.870	0.052	2.832	0.590	92.915	3.811	0.323	0.019	0.033	0.007	0.006	0.002	0.002
05/14/2026	1024.930	0.046	2.725	0.591	92.787	3.912	0.458	0.023	0.036	0.006	0.005	0.001	0.001
05/13/2026	1020.879	0.033	2.632	0.587	93.556	3.251	0.451	0.026	0.040	0.005	0.004	0.001	0.001
05/12/2026	1021.487	0.012	2.736	0.589	93.456	3.138	0.538	0.040	0.066	0.006	0.005	0.001	0.001
05/11/2026	1021.220	0.016	2.880	0.590	93.240	3.122	0.613	0.044	0.071	0.007	0.005	0.001	0.001
05/10/2026	1014.217	0.031	2.836	0.585	93.941	2.698	0.404	0.029	0.048	0.006	0.005	0.001	0.001
05/09/2026	1014.979	0.072	2.604	0.584	94.186	2.737	0.321	0.025	0.044	0.006	0.005	0.001	0.001
05/08/2026	1017.464	0.175	2.194	0.583	94.321	3.113	0.160	0.011	0.019	0.003	0.002	0.001	0.001
05/07/2026	1014.769	0.154	2.229	0.581	94.591	2.874	0.120	0.010	0.016	0.003	0.002	0.001	0.001
05/06/2026	1010.202	0.083	2.634	0.581	94.472	2.613	0.154	0.012	0.022	0.004	0.004	0.001	0.001
05/05/2026	1007.203	0.053	2.742	0.580	94.645	2.392	0.131	0.010	0.019	0.004	0.003	0.001	0.001
05/04/2026	1009.018	0.078	2.736	0.582	94.374	2.636	0.138	0.011	0.019	0.004	0.003	0.001	0.001
05/03/2026	1022.174	0.116	2.599	0.589	93.271	3.506	0.417	0.030	0.051	0.005	0.004	0.001	0.001
05/02/2026	1010.957	0.107	2.665	0.583	94.256	2.760	0.171	0.012	0.021	0.004	0.003	0.001	0.001
05/01/2026	1011.578	0.097	2.572	0.582	94.452	2.644	0.185	0.015	0.026	0.005	0.004	0.001	0.001
04/30/2026	1011.285	0.116	2.569	0.582	94.483	2.575	0.196	0.017	0.030	0.006	0.005	0.001	0.001
04/29/2026	1009.474	0.095	2.623	0.581	94.598	2.465	0.164	0.015	0.028	0.006	0.004	0.001	0.001
04/28/2026	1009.134	0.111	2.532	0.580	94.755	2.429	0.134	0.011	0.020	0.004	0.003	0.001	0.001
04/27/2026	1008.859	0.114	2.421	0.579	95.026	2.279	0.121	0.011	0.020	0.004	0.003	0.001	0.001
04/26/2026	1008.367	0.116	2.447	0.579	95.027	2.250	0.122	0.011	0.019	0.004	0.003	0.001	0.001
04/25/2026	1009.954	0.152	2.349	0.579	94.968	2.369	0.119	0.011	0.020	0.004	0.004	0.001	0.001
04/24/2026	1012.374	0.146	2.460	0.582	94.475	2.722	0.139	0.013	0.025	0.007	0.006	0.003	0.003
04/23/2026	1009.794	0.119	2.438	0.580	94.899	2.371	0.118	0.012	0.024	0.006	0.006	0.003	0.003
04/22/2026	1009.553	0.112	2.346	0.578	95.152	2.227	0.110	0.012	0.023	0.006	0.006	0.003	0.003
04/21/2026	1009.713	0.114	2.309	0.578	95.210	2.204	0.110	0.012	0.023	0.007	0.006	0.003	0.003
04/20/2026	1011.300	0.137	2.413	0.581	94.728	2.539	0.128	0.012	0.024	0.007	0.006	0.003	0.003
04/19/2026	1013.566	0.158	2.319	0.581	94.616	2.711	0.142	0.013	0.025	0.006	0.006	0.003	0.003
04/18/2026	1011.476	0.144	2.399	0.581	94.724	2.548	0.129	0.013	0.024	0.007	0.006	0.003	0.003
04/17/2026	1010.225	0.159	2.466	0.581	94.700	2.489	0.127	0.013	0.025	0.007	0.006	0.004	0.004
04/16/2026	1011.009	0.136	2.558	0.582	94.456	2.648	0.145	0.013	0.025	0.007	0.006	0.003	0.003
04/15/2026	1010.366	0.129	2.506	0.581	94.663	2.516	0.129	0.013	0.025	0.007	0.006	0.003	0.003
04/14/2026	1013.500	0.132	2.466	0.583	94.346	2.857	0.142	0.013	0.024	0.007	0.006	0.003	0.003
04/13/2026	1014.493	0.148	2.130	0.580	94.960	2.576	0.125	0.014	0.026	0.007	0.006	0.004	0.004
04/12/2026	1009.511	0.115	2.550	0.581	94.733	2.397	0.141	0.015	0.028	0.008	0.007	0.004	0.004
04/11/2026	1011.189	0.122	2.562	0.582	94.478	2.626	0.146	0.015	0.029	0.008	0.007	0.004	0.004
04/10/2026	1013.599	0.145	2.395	0.582	94.444	2.834	0.131	0.012	0.022	0.006	0.005	0.003	0.003
04/09/2026	1014.516	0.157	2.441	0.583	94.246	2.934	0.161	0.014	0.027	0.007	0.006	0.003	0.003
04/08/2026	1015.255	0.090	2.693	0.585	93.778	3.156	0.222	0.015	0.027	0.007	0.006	0.003	0.003
04/07/2026	1007.396	0.082	2.747	0.581	94.592	2.392	0.132	0.013	0.024	0.007	0.006	0.003	0.003
04/06/2026	1008.531	0.059	2.815	0.582	94.347	2.586	0.138	0.013	0.025	0.007	0.006	0.003	0.003
04/05/2026	1009.057	0.076	2.641	0.581	94.630	2.469	0.129	0.013	0.024	0.007	0.006	0.003	0.003
04/04/2026	1007.628	0.029	2.811	0.581	94.561	2.392	0.148	0.014	0.026	0.007	0.006	0.003	0.003
04/03/2026	1010.506	0.022	2.891	0.583	94.052	2.798	0.173	0.015	0.028	0.007	0.007	0.003	0.003
04/02/2026	1007.465	0.031	2.968	0.582	94.257	2.506	0.170	0.016	0.031	0.008	0.007	0.004	0.004
04/01/2026	1004.939	0.027	3.086	0.582	94.316	2.339	0.162	0.016	0.030	0.008	0.007	0.004	0.004
03/31/2026	1005.072	0.041	3.175	0.583	94.071	2.474	0.168	0.016	0.031	0.008	0.007	0.004	0.004
03/30/2026	1005.309	0.037	3.022	0.582	94.376	2.346	0.151	0.015	0.030	0.008	0.007	0.004	0.004
03/29/2026	1008.083	0.034	2.890	0.582	94.290	2.583	0.150	0.013	0.024	0.006	0.005	0.002	0.002
03/28/2026	1007.551	0.035	3.028	0.583	94.045	2.682	0.156	0.013	0.025	0.007	0.005	0.002	0.002
03/27/2026	1011.967	0.095	2.817	0.585	93.835	3.037	0.161	0.013	0.024	0.007	0.005	0.003	0.003
03/26/2026	1008.908	0.063	2.942	0.584	94.005	2.787	0.146	0.013	0.025	0.007	0.006	0.003	0.003
03/25/2026	1006.192	0.024	3.116	0.583	94.062	2.574	0.165	0.014	0.026	0.007	0.006	0.003	0.003
03/24/2026	1009.819	0.043	3.095	0.585	93.615	3.003	0.188	0.014	0.026	0.006	0.006	0.002	0.002
03/23/2026	1008.582	0.029	3.051	0.584	93.910	2.772	0.178	0.014	0.026	0.007	0.006	0.003	0.003
03/22/2026	1007.797	0.027	3.076	0.584	93.961	2.701	0.173	0.014	0.027	0.007	0.006	0.004	0.004
03/21/2026	1006.757	0.023	3.026	0.582	94.185	2.561	0.148	0.013	0.025	0.007	0.006	0.003	0.003
03/20/2026	1007.306	0.024	3.029	0.583	94.110	2.630	0.148	0.013	0.026	0.007	0.006	0.003	0.003
03/19/2026	1009.614	0.025	3.028	0.584	93.865	2.824	0.190	0.016	0.031	0.008	0.007	0.003	0.003
03/18/2026	1006.262	0.024	3.024	0.582	94.228	2.525	0.149	0.012	0.023	0.006	0.005	0.002	0.002
03/17/2026	1006.390	0.022	2.825	0.580	94.681	2.277	0.142	0.013	0.025	0.006	0.005	0.002	0.002
03/16/2026	1005.303	0.019	2.951	0.581	94.476	2.401	0.117	0.009	0.018	0.004	0.004	0.002	0.002
03/15/2026	1004.366	0.020	3.009	0.581	94.545	2.216	0.153	0.014	0.027	0.007	0.006	0.002	0.002
03/14/2026	1011.118	0.019	2.901	0.584	93.917	2.943	0.166	0.014	0.025	0.006	0.005	0.002	0.002
03/13/2026	1014.430	0.008	2.521	0.582	94.349	2.941	0.137	0.012	0.021	0.005	0.004	0.001	0.001
03/12/2026	1016.276	0.014	2.598	0.584	93.983	3.158	0.198	0.014	0.025	0.005	0.004	0.001	0.001
03/11/2026	1013.006	0.008	2.560	0.581	94.611	2.502	0.246	0.020	0.036	0.008	0.006	0.002	0.002
03/10/2026	1016.777	0.009	2.584	0.584	93.977	3.174	0.203	0.015	0.026	0.006	0.005	0.002	0.002
03/09/2026	1005.899	0.018	2.871	0.580	94.648	2.262	0.150	0.013	0.023	0.006	0.005	0.002	0.002
03/08/2026	1008.286	0.031	2.890	0.582	94.274	2.588	0.167	0.013	0.024	0.005	0.005	0.001	0.001
03/07/2026	1009.136	0.059	2.826	0.582	94.237	2.670	0.156	0.013	0.024	0.006	0.005	0.002	0.002
03/06/2026	1009.080	0.070	2.729	0.581	94.438	2.565	0.147	0.013	0.023	0.006	0.005	0.002	0.002
03/05/2026	1010.986	0.071	2.780	0.583	94.093	2.834	0.173	0.013	0.024	0.005	0.004	0.001	0.001
03/04/2026	1009.522	0.076	2.831	0.583	94.148	2.730	0.165	0.013	0.023	0.006	0.005	0.002	0.002
03/03/2026	1011.417	0.077	2.645	0.582	94.315	2.763	0.150	0.013	0.023	0.006	0.005	0.002	0.002
03/02/2026	1013.634	0.091	2.512	0.582	94.306	2.889	0.149	0.013	0.025	0.006	0.005	0.002	0.002
03/01/2026	1012.426	0.080	2.592	0.582	94.307	2.819	0.148	0.014	0.026	0.006	0.005	0.002	0.002
02/28/2026	1013.030	0.074	2.628	0.583	94.157	2.940	0.148	0.013	0.025	0.006	0.005	0.002	0.002
02/27/2026	1012.368	0.072	2.588	0.582	94.330	2.813	0.148	0.012	0.023	0.005	0.005	0.002	0.002
02/26/2026	1010.157	0.061	2.692	0.582	94.390	2.672	0.138	0.012	0.022	0.005	0.005	0.002	0.002
02/25/2026	1008.289	0.061	2.726	0.581	94.578	2.434	0.149	0.013	0.025	0.006	0.005	0.002	0.002
02/24/2026	1007.522	0.068	2.704	0.580	94.679	2.367	0.138	0.012	0.021	0.005	0.004	0.001	0.001
02/23/2026	1007.376	0.076	2.667	0.580	94.753	2.334	0.127	0.011	0.020	0.005	0.004	0.001	0.001
02/22/2026	1009.175	0.092	2.493	0.579	94.887	2.360	0.123	0.012	0.022	0.005	0.004	0.001	0.001
02/21/2026	1010.939	0.093	2.541	0.581	94.562	2.620	0.135	0.013	0.023	0.006	0.004	0.001	0.001
02/20/2026	1011.512	0.093	2.361	0.580	94.866	2.529	0.110	0.011	0.020	0.005	0.004	0.001	0.001
02/19/2026	1011.584	0.087	2.409	0.580	94.811	2.509	0.130	0.014	0.026	0.006	0.005	0.002	0.002
02/18/2026	1008.216	0.072	2.679	0.580	94.632	2.444	0.126	0.012	0.022	0.005	0.004	0.002	0.002
02/17/2026	1007.046	0.046	2.645	0.579	95.003	2.081	0.158	0.016	0.032	0.007	0.006	0.002	0.002