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Gas Quality / Gas Quality By Date

Date Requested: Jul 15 2026 3:43 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


07/15/2026	1083.921	1.020	2.427	0.641	83.582	11.871	0.858	0.022	0.041	0.002	0.002	0.000	0.000	0.174
07/14/2026	1083.921	1.020	2.427	0.641	83.582	11.871	0.858	0.022	0.041	0.002	0.002	0.000	0.000	0.174
07/13/2026	1081.822	1.016	2.412	0.640	83.883	11.601	0.845	0.022	0.041	0.002	0.002	0.000	0.000	0.176
07/12/2026	1085.133	1.034	2.526	0.643	83.141	12.157	0.879	0.022	0.041	0.002	0.002	0.000	0.000	0.196
07/11/2026	1082.325	1.030	2.466	0.641	83.614	11.844	0.807	0.021	0.038	0.002	0.002	0.000	0.000	0.175
07/10/2026	1082.592	1.023	2.446	0.641	83.646	11.841	0.805	0.021	0.039	0.002	0.002	0.000	0.000	0.175
07/09/2026	1083.104	1.018	2.407	0.640	83.657	11.922	0.767	0.020	0.038	0.002	0.002	0.000	0.000	0.166
07/08/2026	1082.287	1.029	2.444	0.640	83.630	11.882	0.770	0.020	0.039	0.002	0.002	0.000	0.000	0.181
07/07/2026	1078.744	1.000	2.291	0.636	84.445	11.311	0.712	0.019	0.036	0.002	0.002	0.000	0.000	0.182
07/06/2026	1080.599	1.025	2.436	0.639	83.798	11.743	0.738	0.019	0.036	0.002	0.002	0.000	0.000	0.200
07/05/2026	1081.378	1.044	2.517	0.641	83.517	11.938	0.747	0.019	0.036	0.002	0.002	0.000	0.000	0.177
07/04/2026	1081.094	1.026	2.473	0.640	83.612	11.834	0.762	0.020	0.037	0.002	0.002	0.000	0.000	0.232
07/03/2026	1081.611	1.008	2.363	0.639	83.880	11.660	0.789	0.022	0.041	0.002	0.002	0.000	0.000	0.233
07/02/2026	1057.391	0.679	1.017	0.604	90.637	7.279	0.287	0.009	0.012	0.001	0.001	0.000	0.000	0.077
07/01/2026	1048.589	0.561	0.513	0.591	93.205	5.462	0.191	0.011	0.011	0.002	0.001	0.000	0.000	0.043
06/30/2026	1082.326	1.026	2.427	0.640	83.547	11.896	0.791	0.020	0.037	0.002	0.002	0.000	0.000	0.252
06/29/2026	1081.184	1.027	2.434	0.640	83.736	11.754	0.777	0.019	0.036	0.002	0.002	0.000	0.000	0.213
06/28/2026	1078.022	1.041	2.511	0.639	83.880	11.506	0.768	0.019	0.036	0.002	0.002	0.000	0.000	0.237
06/27/2026	1078.833	1.042	2.520	0.639	83.773	11.649	0.747	0.018	0.034	0.002	0.002	0.000	0.000	0.213
06/26/2026	1082.488	1.041	2.472	0.641	83.483	11.994	0.767	0.019	0.035	0.002	0.002	0.000	0.000	0.185
06/25/2026	1081.314	1.042	2.441	0.640	83.619	11.933	0.710	0.018	0.033	0.002	0.002	0.000	0.000	0.199
06/24/2026	1080.809	1.072	2.613	0.642	83.258	12.065	0.717	0.022	0.045	0.003	0.003	0.000	0.000	0.202
06/23/2026	1078.911	1.069	2.585	0.640	83.382	11.857	0.715	0.023	0.050	0.003	0.003	0.000	0.000	0.310
06/22/2026	1080.211	1.060	2.556	0.641	83.381	11.852	0.762	0.025	0.055	0.003	0.004	0.000	0.000	0.301
06/21/2026	1079.985	1.076	2.519	0.640	83.530	11.752	0.771	0.025	0.053	0.003	0.003	0.000	0.000	0.266
06/20/2026	1079.348	1.070	2.531	0.640	83.584	11.695	0.762	0.027	0.052	0.004	0.004	0.001	0.001	0.270
06/19/2026	1077.112	1.066	2.506	0.638	83.847	11.586	0.695	0.017	0.031	0.002	0.002	0.000	0.000	0.248
06/18/2026	1081.255	1.056	2.513	0.641	83.514	11.894	0.772	0.019	0.036	0.002	0.002	0.000	0.000	0.191
06/17/2026	1081.307	1.060	2.536	0.641	83.423	11.911	0.791	0.020	0.038	0.002	0.002	0.000	0.000	0.216
06/16/2026	1083.258	1.012	2.392	0.640	83.752	11.565	0.947	0.027	0.051	0.003	0.003	0.000	0.000	0.248
06/15/2026	1080.334	1.013	2.409	0.639	84.147	11.256	0.895	0.026	0.050	0.004	0.004	0.001	0.001	0.194
06/14/2026	1078.675	1.015	2.479	0.638	84.058	11.346	0.809	0.023	0.047	0.003	0.004	0.001	0.001	0.215
06/13/2026	1076.944	1.007	2.437	0.637	84.369	11.102	0.787	0.023	0.047	0.003	0.004	0.001	0.001	0.219
06/12/2026	1072.974	1.016	2.250	0.632	85.305	10.425	0.729	0.023	0.048	0.004	0.005	0.001	0.001	0.193
06/11/2026	1079.074	1.045	2.526	0.639	83.809	11.536	0.802	0.022	0.043	0.003	0.003	0.000	0.000	0.211
06/10/2026	1079.767	1.059	2.603	0.641	83.570	11.667	0.839	0.021	0.042	0.002	0.002	0.000	0.000	0.193
06/09/2026	1093.734	1.058	2.673	0.651	82.192	12.953	1.039	0.028	0.052	0.003	0.003	0.000	0.000	0.000
06/08/2026	1097.865	1.067	2.689	0.654	81.568	13.560	1.031	0.026	0.049	0.002	0.003	0.000	0.000	0.005
06/07/2026	1086.460	1.064	2.662	0.646	82.974	12.309	0.903	0.024	0.046	0.002	0.003	0.000	0.000	0.013
06/06/2026	1089.467	1.090	2.805	0.650	82.309	12.722	0.995	0.025	0.048	0.002	0.003	0.000	0.000	0.000
06/05/2026	1083.343	1.093	2.830	0.646	82.874	12.284	0.851	0.021	0.041	0.002	0.002	0.000	0.000	0.000
06/04/2026	1083.059	1.085	2.781	0.645	83.028	12.202	0.840	0.020	0.038	0.002	0.002	0.000	0.000	0.000
06/03/2026	1082.188	1.079	2.746	0.644	83.233	12.044	0.836	0.020	0.038	0.002	0.002	0.000	0.000	0.000
06/02/2026	1076.536	1.008	2.333	0.635	85.074	10.736	0.763	0.024	0.049	0.005	0.005	0.001	0.001	0.000
06/01/2026	1078.690	1.029	2.421	0.638	84.526	11.184	0.759	0.023	0.047	0.004	0.005	0.001	0.001	0.000
05/31/2026	1070.764	1.008	2.242	0.631	85.948	10.044	0.679	0.021	0.044	0.005	0.006	0.002	0.002	0.000
05/30/2026	1061.682	0.965	1.955	0.621	87.866	8.509	0.610	0.023	0.050	0.007	0.008	0.003	0.003	0.000
05/29/2026	1061.353	0.944	1.905	0.620	88.088	8.344	0.620	0.025	0.052	0.007	0.008	0.003	0.003	0.000
05/28/2026	1072.566	1.002	2.362	0.633	85.516	10.291	0.750	0.023	0.044	0.004	0.005	0.002	0.002	0.000
05/27/2026	1075.212	1.014	2.581	0.637	84.597	10.993	0.752	0.019	0.036	0.003	0.003	0.001	0.001	0.000
05/26/2026	1070.027	0.951	2.446	0.631	85.679	10.162	0.699	0.019	0.034	0.003	0.003	0.002	0.002	0.000
05/25/2026	1082.726	1.068	2.735	0.645	83.198	12.104	0.838	0.020	0.034	0.002	0.002	0.000	0.000	0.000
05/24/2026	1081.926	1.064	2.667	0.643	83.549	11.759	0.894	0.023	0.039	0.002	0.002	0.000	0.000	0.000
05/23/2026	1079.961	1.073	2.629	0.642	83.794	11.616	0.827	0.020	0.035	0.002	0.002	0.001	0.001	0.000
05/22/2026	1078.974	1.076	2.583	0.641	83.952	11.566	0.766	0.018	0.032	0.002	0.002	0.001	0.001	0.000
05/21/2026	1076.527	1.035	2.590	0.639	84.374	11.159	0.781	0.020	0.035	0.002	0.003	0.001	0.001	0.000
05/20/2026	1085.291	1.088	2.723	0.646	82.957	12.237	0.926	0.024	0.041	0.002	0.002	0.000	0.000	0.000
05/19/2026	1092.185	1.131	2.754	0.652	82.027	12.971	1.036	0.028	0.050	0.002	0.002	0.000	0.000	0.000
05/18/2026	1088.984	1.108	2.764	0.649	82.466	12.547	1.035	0.027	0.047	0.002	0.002	0.000	0.000	0.000
05/17/2026	1078.667	0.990	2.465	0.638	84.683	10.877	0.885	0.029	0.056	0.005	0.006	0.002	0.002	0.000
05/16/2026	1078.193	0.990	2.448	0.637	84.794	10.775	0.890	0.030	0.057	0.006	0.006	0.002	0.002	0.000
05/15/2026	1086.383	1.041	2.625	0.645	83.190	12.122	0.943	0.026	0.047	0.002	0.002	0.000	0.000	0.000
05/14/2026	1076.721	1.027	2.216	0.635	85.304	10.597	0.758	0.027	0.054	0.006	0.007	0.002	0.002	0.000
05/13/2026	1079.543	1.006	2.390	0.638	84.587	11.136	0.796	0.024	0.048	0.004	0.005	0.002	0.002	0.000
05/12/2026	1076.352	0.959	2.279	0.634	85.363	10.530	0.780	0.025	0.050	0.004	0.005	0.002	0.002	0.000
05/11/2026	1089.358	0.926	2.235	0.641	83.912	11.975	0.877	0.025	0.042	0.003	0.003	0.001	0.001	0.000
05/10/2026	1093.150	0.924	2.194	0.643	83.534	12.372	0.904	0.025	0.041	0.003	0.003	0.001	0.001	0.000
05/09/2026	1081.605	0.932	2.254	0.637	84.877	10.989	0.856	0.027	0.051	0.005	0.005	0.002	0.002	0.000
05/08/2026	1080.768	1.082	2.089	0.637	85.085	10.786	0.831	0.034	0.070	0.008	0.010	0.003	0.003	0.000
05/07/2026	1086.768	1.070	2.189	0.641	84.147	11.561	0.914	0.034	0.066	0.007	0.007	0.002	0.002	0.002
05/06/2026	1086.401	1.024	2.449	0.643	83.421	12.073	0.881	0.024	0.044	0.003	0.003	0.000	0.000	0.078
05/05/2026	1083.318	1.005	2.413	0.640	83.865	11.755	0.827	0.020	0.035	0.002	0.002	0.000	0.000	0.077
05/04/2026	1076.388	0.984	2.397	0.635	84.724	11.151	0.645	0.016	0.030	0.002	0.002	0.001	0.001	0.047
05/03/2026	1075.104	0.940	2.403	0.634	85.152	10.743	0.695	0.020	0.037	0.003	0.004	0.002	0.002	0.000
05/02/2026	1066.860	0.869	2.308	0.627	86.418	9.662	0.607	0.020	0.038	0.004	0.005	0.003	0.003	0.064
05/01/2026	1065.496	0.866	2.463	0.627	86.289	9.606	0.648	0.020	0.038	0.004	0.005	0.002	0.002	0.057
04/30/2026	1073.152	0.973	2.335	0.633	85.195	10.612	0.675	0.020	0.038	0.003	0.004	0.001	0.001	0.142
04/29/2026	1065.534	0.925	2.070	0.624	86.988	9.233	0.605	0.023	0.047	0.006	0.007	0.002	0.002	0.093
04/28/2026	1066.511	1.011	1.901	0.624	87.195	9.067	0.651	0.027	0.057	0.008	0.009	0.003	0.003	0.067
04/27/2026	1073.670	1.040	2.224	0.633	85.490	10.333	0.752	0.025	0.050	0.005	0.006	0.002	0.002	0.071
04/26/2026	1081.694	1.059	2.474	0.641	83.783	11.601	0.865	0.025	0.046	0.004	0.004	0.001	0.001	0.137
04/25/2026	1077.532	1.067	2.209	0.636	84.923	10.769	0.810	0.027	0.053	0.005	0.006	0.002	0.002	0.128
04/24/2026	1070.868	1.047	2.020	0.629	86.288	9.678	0.746	0.030	0.062	0.007	0.008	0.003	0.003	0.109
04/23/2026	1065.021	1.056	1.915	0.624	87.153	9.000	0.664	0.026	0.054	0.007	0.007	0.002	0.002	0.114
04/22/2026	1070.921	1.069	2.191	0.631	85.570	10.229	0.686	0.022	0.044	0.005	0.005	0.001	0.001	0.176
04/21/2026	1067.779	1.095	1.821	0.626	86.928	9.271	0.658	0.027	0.058	0.008	0.009	0.003	0.003	0.120
04/20/2026	1059.611	0.920	1.996	0.620	87.915	8.417	0.569	0.023	0.049	0.007	0.007	0.002	0.002	0.093
04/19/2026	1069.214	1.021	2.210	0.630	85.835	10.050	0.634	0.022	0.045	0.006	0.006	0.002	0.002	0.168
04/18/2026	1072.266	1.037	2.346	0.633	85.145	10.550	0.685	0.021	0.043	0.005	0.006	0.002	0.002	0.159
04/17/2026	1071.810	1.036	2.348	0.633	85.063	10.662	0.625	0.020	0.040	0.004	0.005	0.002	0.002	0.193
04/16/2026	1077.028	1.068	2.670	0.640	83.590	11.732	0.695	0.018	0.034	0.002	0.002	0.000	0.000	0.190
04/15/2026	1083.282	1.093	2.613	0.644	83.082	12.163	0.830	0.021	0.040	0.002	0.003	0.001	0.001	0.151
04/14/2026	1080.668	1.075	2.591	0.642	83.533	11.810	0.787	0.022	0.044	0.003	0.004	0.001	0.001	0.129
04/13/2026	1074.530	1.022	2.365	0.635	84.962	10.728	0.728	0.022	0.045	0.004	0.005	0.002	0.002	0.116