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Gas Quality / Gas Quality By Date

Date Requested: Jul 14 2026 1:32 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


07/14/2026	1032.345	0.445	2.241	0.597	92.228	4.419	0.547	0.031	0.062	0.008	0.008	0.007	0.003
07/13/2026	1032.345	0.445	2.241	0.597	92.228	4.419	0.547	0.031	0.062	0.008	0.008	0.007	0.003
07/12/2026	1020.766	0.274	2.389	0.589	93.566	3.302	0.378	0.023	0.045	0.006	0.007	0.007	0.003
07/11/2026	1021.695	0.301	2.450	0.590	93.260	3.486	0.415	0.023	0.045	0.005	0.006	0.005	0.002
07/10/2026	1010.984	0.188	2.641	0.584	94.269	2.586	0.249	0.016	0.031	0.005	0.005	0.005	0.002
07/09/2026	1009.097	0.091	2.453	0.579	95.066	2.183	0.152	0.011	0.022	0.005	0.005	0.006	0.003
07/08/2026	1011.283	0.096	2.340	0.579	95.010	2.355	0.149	0.011	0.021	0.004	0.005	0.005	0.002
07/07/2026	1027.072	0.338	2.182	0.591	93.098	3.880	0.416	0.022	0.042	0.006	0.006	0.006	0.002
07/06/2026	1038.611	0.511	2.077	0.601	91.795	4.811	0.667	0.038	0.072	0.009	0.009	0.007	0.003
07/05/2026	1036.920	0.490	2.066	0.599	92.106	4.526	0.666	0.040	0.075	0.009	0.009	0.007	0.003
07/04/2026	1044.915	0.628	2.265	0.608	90.662	5.416	0.793	0.055	0.110	0.017	0.018	0.019	0.009
07/03/2026	1033.355	0.396	2.853	0.604	91.400	4.409	0.652	0.058	0.114	0.024	0.028	0.035	0.017
07/02/2026	1035.440	0.474	2.613	0.604	91.532	4.419	0.661	0.061	0.121	0.025	0.029	0.035	0.016
07/01/2026	1045.670	0.642	2.308	0.610	90.669	5.278	0.788	0.065	0.129	0.026	0.030	0.035	0.016
06/30/2026	1045.443	0.679	2.283	0.610	90.644	5.301	0.788	0.064	0.127	0.025	0.029	0.034	0.015
06/29/2026	1051.165	0.743	2.289	0.615	89.919	5.817	0.884	0.075	0.152	0.029	0.033	0.035	0.015
06/28/2026	1045.286	0.677	2.446	0.611	90.365	5.345	0.846	0.071	0.139	0.025	0.029	0.032	0.014
06/27/2026	1041.415	0.603	2.573	0.609	90.598	5.164	0.773	0.064	0.125	0.022	0.026	0.030	0.013
06/26/2026	1032.720	0.500	2.747	0.604	91.320	4.591	0.587	0.053	0.103	0.021	0.025	0.030	0.014
06/25/2026	1031.693	0.496	2.684	0.602	91.592	4.390	0.593	0.051	0.099	0.020	0.023	0.029	0.014
06/24/2026	1036.605	0.560	2.636	0.606	91.067	4.777	0.688	0.058	0.113	0.022	0.025	0.030	0.014
06/23/2026	1043.014	0.608	2.492	0.609	90.623	5.190	0.790	0.063	0.123	0.023	0.027	0.033	0.016
06/22/2026	1042.566	0.603	2.514	0.609	90.644	5.152	0.786	0.063	0.123	0.024	0.028	0.034	0.016
06/21/2026	1037.775	0.556	2.573	0.606	91.123	4.761	0.699	0.060	0.119	0.023	0.027	0.032	0.015
06/20/2026	1033.641	0.476	2.542	0.602	91.825	4.265	0.618	0.055	0.108	0.023	0.027	0.033	0.016
06/19/2026	1021.480	0.240	2.859	0.594	93.075	3.084	0.478	0.049	0.095	0.023	0.027	0.037	0.018
06/18/2026	1022.391	0.221	2.910	0.594	92.965	3.124	0.500	0.051	0.100	0.024	0.029	0.040	0.020
06/17/2026	1030.399	0.335	2.769	0.600	92.112	3.865	0.623	0.057	0.112	0.025	0.030	0.040	0.020
06/16/2026	1031.238	0.386	2.337	0.597	92.319	4.292	0.535	0.031	0.061	0.010	0.011	0.011	0.005
06/15/2026	1029.943	0.398	2.322	0.596	92.452	4.192	0.511	0.030	0.058	0.009	0.010	0.010	0.004
06/14/2026	1028.861	0.350	2.414	0.595	92.389	4.281	0.462	0.025	0.049	0.007	0.008	0.008	0.004
06/13/2026	1030.291	0.407	2.272	0.596	92.601	4.038	0.527	0.035	0.071	0.011	0.013	0.014	0.006
06/12/2026	1026.608	0.339	2.266	0.592	93.122	3.660	0.495	0.028	0.056	0.008	0.009	0.009	0.004
06/11/2026	1027.153	0.353	2.365	0.594	92.734	3.959	0.491	0.024	0.047	0.007	0.008	0.007	0.003
06/10/2026	1022.187	0.345	2.476	0.592	93.030	3.657	0.404	0.022	0.042	0.007	0.007	0.004	0.004
06/09/2026	1016.998	0.294	2.558	0.588	93.563	3.151	0.352	0.020	0.039	0.006	0.006	0.004	0.003
06/08/2026	1021.193	0.361	2.398	0.590	93.299	3.457	0.393	0.024	0.046	0.007	0.007	0.004	0.003
06/07/2026	1022.102	0.386	2.465	0.592	93.006	3.629	0.415	0.024	0.048	0.008	0.008	0.005	0.003
06/06/2026	1016.892	0.292	2.496	0.588	93.694	3.126	0.310	0.019	0.037	0.007	0.008	0.005	0.004
06/05/2026	1017.954	0.303	2.524	0.589	93.446	3.339	0.314	0.018	0.035	0.006	0.007	0.004	0.003
06/04/2026	1018.881	0.306	2.346	0.588	93.773	3.149	0.350	0.019	0.036	0.006	0.006	0.004	0.003
06/03/2026	1021.429	0.356	2.225	0.589	93.608	3.373	0.366	0.019	0.036	0.005	0.006	0.003	0.002
06/02/2026	1020.827	0.386	2.303	0.590	93.425	3.475	0.332	0.019	0.038	0.006	0.007	0.004	0.003
06/01/2026	1018.638	0.339	2.487	0.589	93.463	3.267	0.343	0.023	0.046	0.008	0.010	0.007	0.005
05/31/2026	1030.278	0.493	2.269	0.597	92.471	4.089	0.503	0.037	0.074	0.014	0.016	0.013	0.013
05/30/2026	1032.833	0.553	1.972	0.596	92.412	4.488	0.484	0.024	0.046	0.006	0.007	0.004	0.002
05/29/2026	1042.255	0.816	1.387	0.600	91.981	5.260	0.427	0.028	0.064	0.011	0.013	0.007	0.004
05/28/2026	1043.386	0.824	1.377	0.601	91.919	5.272	0.456	0.032	0.075	0.013	0.016	0.008	0.005
05/27/2026	1038.768	0.715	1.573	0.599	92.176	5.026	0.392	0.024	0.057	0.010	0.012	0.007	0.005
05/26/2026	1036.686	0.688	1.583	0.597	92.417	4.848	0.366	0.020	0.047	0.008	0.010	0.006	0.004
05/25/2026	1027.453	0.429	2.130	0.593	92.955	3.981	0.420	0.022	0.044	0.006	0.007	0.003	0.002
05/24/2026	1022.829	0.345	2.330	0.590	93.261	3.580	0.401	0.022	0.042	0.006	0.006	0.003	0.002
05/23/2026	1017.616	0.255	2.411	0.587	93.858	3.084	0.323	0.017	0.034	0.005	0.006	0.003	0.002
05/22/2026	1018.215	0.255	2.430	0.587	93.742	3.176	0.330	0.017	0.033	0.005	0.006	0.003	0.002
05/21/2026	1021.346	0.298	2.371	0.589	93.423	3.451	0.390	0.018	0.033	0.005	0.005	0.003	0.002
05/20/2026	1021.859	0.312	2.344	0.589	93.414	3.457	0.394	0.021	0.039	0.006	0.006	0.003	0.002
05/19/2026	1015.956	0.213	2.513	0.586	93.943	2.932	0.327	0.018	0.035	0.005	0.006	0.003	0.003
05/18/2026	1021.344	0.277	2.408	0.589	93.511	3.257	0.450	0.026	0.049	0.007	0.007	0.004	0.003
05/17/2026	1022.028	0.261	2.402	0.589	93.435	3.384	0.431	0.023	0.043	0.006	0.007	0.004	0.003
05/16/2026	1023.812	0.332	2.397	0.592	93.096	3.619	0.461	0.025	0.048	0.007	0.007	0.004	0.003
05/15/2026	1021.513	0.287	2.385	0.589	93.466	3.360	0.417	0.023	0.044	0.006	0.006	0.004	0.003
05/14/2026	1019.668	0.297	2.468	0.589	93.480	3.265	0.401	0.024	0.045	0.006	0.007	0.004	0.003
05/13/2026	1022.121	0.327	2.445	0.591	93.220	3.453	0.458	0.026	0.049	0.007	0.007	0.004	0.003
05/12/2026	1043.841	0.516	2.130	0.605	91.406	4.757	0.995	0.060	0.109	0.010	0.009	0.004	0.003
05/11/2026	1027.400	0.388	2.317	0.594	92.807	3.820	0.557	0.032	0.058	0.007	0.007	0.004	0.002
05/10/2026	1028.938	0.452	2.169	0.594	92.737	4.029	0.513	0.029	0.051	0.007	0.007	0.004	0.002
05/09/2026	1028.924	0.458	1.993	0.593	93.035	3.980	0.452	0.024	0.042	0.005	0.006	0.003	0.002
05/08/2026	1033.417	0.527	2.065	0.597	92.214	4.580	0.518	0.027	0.050	0.006	0.007	0.003	0.002
05/07/2026	1030.174	0.452	2.196	0.595	92.449	4.335	0.481	0.025	0.045	0.006	0.006	0.003	0.002
05/06/2026	1024.900	0.405	2.352	0.593	92.862	3.850	0.435	0.025	0.048	0.007	0.008	0.004	0.002
05/05/2026	1017.985	0.316	2.589	0.590	93.340	3.305	0.360	0.022	0.043	0.007	0.008	0.005	0.003
05/04/2026	1023.120	0.340	2.360	0.591	93.210	3.590	0.398	0.025	0.050	0.008	0.009	0.005	0.003
05/03/2026	1035.922	0.462	2.257	0.600	91.903	4.537	0.675	0.045	0.087	0.012	0.012	0.006	0.003
05/02/2026	1040.430	0.547	2.108	0.603	91.516	4.940	0.721	0.047	0.089	0.012	0.012	0.006	0.003
05/01/2026	1045.258	0.640	1.944	0.605	91.099	5.376	0.773	0.048	0.089	0.011	0.011	0.005	0.003
04/30/2026	1044.625	0.678	1.975	0.606	90.986	5.452	0.750	0.044	0.082	0.011	0.011	0.006	0.003
04/29/2026	1035.177	0.586	2.200	0.601	91.557	5.073	0.466	0.029	0.056	0.010	0.011	0.006	0.004
04/28/2026	1049.021	0.799	2.006	0.611	90.179	6.049	0.780	0.047	0.091	0.015	0.016	0.010	0.007
04/27/2026	1053.175	0.831	1.866	0.613	89.874	6.441	0.814	0.046	0.088	0.013	0.013	0.007	0.004
04/26/2026	1045.894	0.712	2.102	0.609	90.506	5.765	0.737	0.045	0.089	0.013	0.014	0.008	0.005
04/25/2026	1038.196	0.494	3.726	0.618	89.405	4.956	0.896	0.102	0.201	0.049	0.058	0.049	0.042
04/24/2026	1048.369	0.760	2.283	0.613	89.762	6.214	0.760	0.054	0.108	0.019	0.020	0.011	0.006
04/23/2026	1049.721	0.778	2.040	0.612	89.981	6.292	0.728	0.045	0.091	0.014	0.015	0.008	0.005
04/22/2026	1049.063	0.790	2.025	0.611	90.069	6.213	0.724	0.045	0.091	0.014	0.015	0.008	0.005
04/21/2026	1047.006	0.778	2.045	0.610	90.305	5.983	0.708	0.045	0.091	0.014	0.015	0.009	0.006
04/20/2026	1047.096	0.776	2.018	0.610	90.355	5.961	0.712	0.045	0.090	0.014	0.015	0.008	0.005
04/19/2026	1047.895	0.785	1.963	0.610	90.341	6.021	0.719	0.044	0.088	0.013	0.013	0.007	0.004
04/18/2026	1047.964	0.767	1.982	0.610	90.350	5.984	0.749	0.044	0.088	0.011	0.012	0.006	0.004
04/17/2026	1047.724	0.753	1.987	0.609	90.407	5.932	0.753	0.044	0.089	0.011	0.012	0.006	0.004
04/16/2026	1044.627	0.624	2.224	0.608	90.484	5.813	0.699	0.041	0.081	0.011	0.011	0.006	0.004
04/15/2026	1026.847	0.434	2.523	0.597	92.304	4.112	0.488	0.034	0.069	0.011	0.011	0.007	0.005
04/14/2026	1024.090	0.415	2.460	0.594	92.652	4.002	0.369	0.024	0.049	0.009	0.009	0.005	0.003
04/13/2026	1005.640	0.089	2.683	0.579	94.987	2.030	0.155	0.012	0.023	0.006	0.006	0.004	0.003
04/12/2026	1003.518	0.083	2.832	0.579	94.916	1.974	0.140	0.012	0.023	0.006	0.006	0.004	0.003