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Gas Quality / Gas Quality By Date

Date Requested: Feb 28 2026 7:57 AM

Printable Version

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
02/28/2026 1062.782 0.942 1.568 0.617 88.414 8.422 0.527 0.019 0.036 0.005 0.005 0.002 0.002 0.037 0.021  
02/27/2026 1062.782 0.942 1.568 0.617 88.414 8.422 0.527 0.019 0.036 0.005 0.005 0.002 0.002 0.037 0.021  
02/26/2026 1058.067 0.881 1.675 0.615 88.882 7.949 0.494 0.018 0.033 0.004 0.004 0.002 0.002 0.032 0.023  
02/25/2026 1056.471 0.876 1.704 0.614 89.023 7.781 0.496 0.018 0.033 0.004 0.004 0.002 0.002 0.034 0.024  
02/24/2026 1063.695 0.883 1.848 0.620 87.785 8.827 0.546 0.017 0.032 0.003 0.004 0.001 0.001 0.028 0.024  
02/23/2026 1069.830 0.949 2.098 0.628 86.226 9.964 0.614 0.017 0.032 0.003 0.003 0.000 0.000 0.069 0.025  
02/22/2026 1061.738 0.909 2.225 0.623 87.030 9.080 0.594 0.017 0.032 0.003 0.003 0.000 0.000 0.080 0.026  
02/21/2026 1061.267 0.898 2.177 0.622 87.241 8.988 0.567 0.016 0.028 0.002 0.002 0.000 0.000 0.053 0.026  
02/20/2026 1061.258 0.956 1.542 0.616 88.607 8.251 0.525 0.018 0.032 0.004 0.003 0.001 0.001 0.038 0.021  
02/19/2026 1065.669 0.933 2.042 0.624 86.945 9.342 0.605 0.017 0.031 0.002 0.002 0.000 0.000 0.057 0.024  
02/18/2026 1063.248 0.944 1.600 0.618 88.271 8.525 0.540 0.019 0.035 0.004 0.004 0.001 0.001 0.036 0.020  
02/17/2026 1052.450 0.849 1.413 0.608 90.251 6.953 0.439 0.017 0.030 0.003 0.003 0.001 0.001 0.019 0.020  
02/16/2026 1062.916 0.924 1.476 0.616 88.621 8.367 0.512 0.017 0.030 0.003 0.003 0.001 0.001 0.026 0.020  
02/15/2026 1059.642 0.890 1.698 0.616 88.576 8.241 0.497 0.015 0.027 0.003 0.002 0.001 0.001 0.027 0.022  
02/14/2026 1055.802 0.886 1.736 0.614 88.985 7.785 0.499 0.016 0.028 0.003 0.002 0.001 0.001 0.036 0.022  
02/13/2026 1059.442 0.878 1.909 0.618 88.204 8.312 0.576 0.018 0.032 0.003 0.002 0.001 0.001 0.041 0.024  
02/12/2026 1055.957 0.829 1.827 0.614 88.958 7.709 0.558 0.019 0.033 0.003 0.003 0.001 0.001 0.035 0.024  
02/11/2026 1056.008 0.829 1.815 0.614 88.947 7.762 0.534 0.017 0.030 0.003 0.002 0.001 0.001 0.034 0.025  
02/10/2026 1055.290 0.862 1.719 0.613 89.155 7.704 0.472 0.015 0.027 0.003 0.002 0.001 0.001 0.017 0.023  
02/09/2026 1058.299 0.922 1.542 0.614 89.071 7.855 0.512 0.017 0.029 0.003 0.002 0.001 0.001 0.027 0.019  
02/08/2026 1055.847 0.899 1.716 0.614 89.007 7.772 0.496 0.016 0.028 0.003 0.003 0.002 0.002 0.035 0.022  
02/07/2026 1060.639 0.822 1.959 0.618 87.993 8.599 0.504 0.016 0.029 0.003 0.003 0.002 0.002 0.042 0.025  
02/06/2026 1073.961 0.904 2.169 0.630 85.657 10.497 0.624 0.018 0.033 0.003 0.003 0.001 0.001 0.065 0.025  
02/05/2026 1069.767 0.870 2.138 0.627 86.315 9.939 0.593 0.017 0.030 0.003 0.003 0.001 0.001 0.065 0.025  
02/04/2026 1061.755 0.842 1.966 0.619 87.798 8.741 0.531 0.017 0.029 0.003 0.003 0.001 0.001 0.043 0.026  
02/03/2026 1061.123 0.830 1.885 0.618 88.123 8.536 0.504 0.019 0.031 0.004 0.004 0.003 0.003 0.033 0.024  
02/02/2026 1073.913 0.888 2.124 0.630 85.941 10.266 0.645 0.027 0.039 0.005 0.005 0.002 0.002 0.033 0.023  
02/01/2026 1074.085 0.888 2.062 0.629 86.022 10.204 0.657 0.027 0.040 0.005 0.005 0.002 0.002 0.061 0.024  
01/31/2026 1073.740 0.877 2.008 0.628 86.278 10.037 0.649 0.029 0.043 0.006 0.005 0.003 0.003 0.037 0.023  
01/30/2026 1069.671 0.889 1.865 0.624 87.070 9.384 0.622 0.032 0.043 0.007 0.006 0.003 0.003 0.054 0.022  
01/29/2026 1057.511 0.842 1.555 0.612 89.323 7.667 0.467 0.027 0.034 0.007 0.006 0.004 0.004 0.045 0.021  
01/28/2026 1056.659 0.801 1.599 0.612 89.229 7.815 0.415 0.013 0.023 0.002 0.003 0.002 0.002 0.075 0.021  
01/27/2026 1062.343 0.834 1.713 0.617 88.280 8.563 0.485 0.016 0.029 0.003 0.003 0.001 0.001 0.049 0.022  
01/26/2026 1061.418 0.824 1.729 0.616 88.519 8.261 0.546 0.020 0.039 0.004 0.004 0.002 0.002 0.028 0.023  
01/25/2026 1057.889 0.866 1.665 0.614 88.924 8.005 0.455 0.015 0.026 0.003 0.003 0.001 0.001 0.016 0.021  
01/24/2026 1056.103 0.879 1.756 0.614 88.920 7.892 0.461 0.015 0.028 0.003 0.003 0.001 0.001 0.020 0.021  
01/23/2026 1057.225 0.858 1.892 0.616 88.509 8.132 0.495 0.016 0.028 0.003 0.003 0.002 0.002 0.038 0.023  
01/22/2026 1052.627 0.827 1.796 0.612 89.377 7.423 0.461 0.016 0.029 0.004 0.004 0.002 0.002 0.037 0.023  
01/21/2026 1054.742 0.851 1.777 0.613 89.085 7.726 0.463 0.014 0.025 0.002 0.003 0.001 0.001 0.029 0.022  
01/20/2026 1056.753 0.853 1.846 0.615 88.628 8.100 0.466 0.013 0.024 0.002 0.002 0.001 0.001 0.042 0.022  
01/19/2026 1057.890 0.883 1.972 0.618 88.161 8.380 0.499 0.014 0.026 0.002 0.002 0.001 0.001 0.036 0.023  
01/18/2026 1058.932 0.916 1.918 0.618 88.059 8.495 0.496 0.015 0.026 0.003 0.002 0.001 0.001 0.046 0.022  
01/17/2026 1071.566 1.004 2.201 0.631 85.686 10.342 0.636 0.018 0.032 0.002 0.002 0.000 0.000 0.053 0.023  
01/16/2026 1061.978 0.946 1.852 0.620 87.870 8.678 0.550 0.018 0.033 0.004 0.004 0.001 0.001 0.023 0.021  
01/15/2026 1056.342 0.883 1.774 0.615 88.874 7.856 0.507 0.017 0.031 0.004 0.003 0.001 0.001 0.028 0.021  
01/14/2026 1056.719 0.876 1.887 0.616 88.623 7.999 0.516 0.018 0.033 0.004 0.004 0.001 0.001 0.016 0.023  
01/13/2026 1058.538 0.886 1.708 0.615 88.804 7.987 0.523 0.018 0.033 0.004 0.004 0.001 0.001 0.009 0.020  
01/12/2026 1057.569 0.914 1.634 0.614 89.034 7.817 0.508 0.018 0.033 0.005 0.005 0.002 0.002 0.008 0.020  
01/11/2026 1059.633 0.959 1.627 0.616 88.669 8.144 0.513 0.018 0.032 0.004 0.004 0.001 0.001 0.008 0.019  
01/10/2026 1060.330 0.944 1.575 0.616 88.774 8.071 0.544 0.018 0.034 0.004 0.004 0.002 0.002 0.008 0.019  
01/09/2026 1058.928 0.912 1.683 0.616 88.802 7.956 0.542 0.021 0.039 0.006 0.006 0.002 0.002 0.009 0.021  
01/08/2026 1057.507 0.901 1.645 0.614 89.058 7.764 0.515 0.020 0.040 0.006 0.006 0.002 0.002 0.019 0.021  
01/07/2026 1056.860 0.892 1.644 0.614 89.160 7.664 0.519 0.021 0.040 0.006 0.006 0.002 0.002 0.023 0.021  
01/06/2026 1055.509 0.895 1.677 0.613 89.205 7.615 0.499 0.018 0.034 0.005 0.005 0.002 0.002 0.020 0.023  
01/05/2026 1060.080 0.953 1.727 0.618 88.402 8.258 0.543 0.019 0.036 0.005 0.005 0.002 0.002 0.026 0.022  
01/04/2026 1069.073 0.970 2.119 0.628 86.325 9.813 0.645 0.018 0.034 0.003 0.003 0.001 0.001 0.044 0.022  
01/03/2026 1068.017 0.985 2.089 0.627 86.486 9.649 0.647 0.019 0.036 0.004 0.004 0.001 0.001 0.056 0.022  
01/02/2026 1061.541 0.924 2.003 0.621 87.646 8.705 0.590 0.019 0.036 0.004 0.004 0.001 0.001 0.042 0.023  
01/01/2026 1066.083 0.898 2.290 0.626 86.420 9.603 0.641 0.017 0.032 0.003 0.003 0.001 0.001 0.066 0.024  
12/31/2025 1061.232 0.889 2.158 0.622 87.364 8.878 0.577 0.018 0.033 0.004 0.004 0.001 0.001 0.049 0.024  
12/30/2025 1059.459 0.901 2.071 0.620 87.792 8.529 0.574 0.019 0.036 0.004 0.004 0.001 0.001 0.043 0.024  
12/29/2025 1059.716 0.917 2.082 0.621 87.685 8.601 0.582 0.019 0.035 0.004 0.004 0.001 0.001 0.046 0.024  
12/28/2025 1061.631 0.972 1.951 0.621 87.673 8.664 0.606 0.021 0.039 0.005 0.005 0.001 0.001 0.040 0.022  
12/27/2025 1060.098 0.949 1.876 0.619 88.066 8.404 0.573 0.020 0.037 0.005 0.005 0.002 0.002 0.040 0.022  
12/26/2025 1060.528 0.936 1.942 0.620 87.918 8.465 0.603 0.020 0.039 0.005 0.005 0.002 0.002 0.042 0.022  
12/25/2025 1057.076 0.864 2.073 0.618 88.196 8.161 0.577 0.019 0.036 0.004 0.004 0.002 0.002 0.038 0.024  
12/24/2025 1056.788 0.843 2.133 0.618 88.158 8.155 0.574 0.020 0.039 0.005 0.005 0.002 0.002 0.038 0.025  
12/23/2025 1060.228 0.886 2.025 0.620 87.993 8.281 0.660 0.027 0.054 0.005 0.006 0.002 0.002 0.036 0.024  
12/22/2025 1057.107 0.846 2.008 0.617 88.449 7.943 0.616 0.023 0.044 0.004 0.004 0.001 0.001 0.036 0.024  
12/21/2025 1062.833 0.946 1.836 0.620 87.932 8.508 0.639 0.026 0.049 0.005 0.005 0.002 0.002 0.029 0.022  
12/20/2025 1064.628 1.002 1.831 0.622 87.467 9.003 0.572 0.021 0.037 0.004 0.004 0.001 0.001 0.035 0.021  
12/19/2025 1062.912 0.963 1.885 0.621 87.636 8.813 0.565 0.022 0.038 0.005 0.004 0.001 0.001 0.042 0.023  
12/18/2025 1058.115 0.945 1.797 0.617 88.473 8.152 0.515 0.019 0.035 0.005 0.005 0.002 0.002 0.029 0.023  
12/17/2025 1054.726 0.879 1.944 0.615 88.738 7.827 0.499 0.019 0.037 0.005 0.005 0.002 0.002 0.018 0.025  
12/16/2025 1067.493 0.971 2.040 0.626 86.804 9.395 0.656 0.024 0.047 0.005 0.005 0.001 0.001 0.029 0.022  
12/15/2025 1060.646 0.899 2.008 0.620 87.749 8.676 0.541 0.018 0.034 0.004 0.004 0.001 0.001 0.042 0.023  
12/14/2025 1061.362 0.914 2.114 0.622 87.451 8.852 0.555 0.020 0.039 0.005 0.005 0.001 0.001 0.019 0.024  
12/13/2025 1066.311 0.979 2.135 0.626 86.604 9.541 0.604 0.021 0.039 0.004 0.004 0.001 0.001 0.044 0.023  
12/12/2025 1067.699 0.997 2.079 0.627 86.606 9.527 0.650 0.023 0.045 0.005 0.005 0.002 0.002 0.036 0.022  
12/11/2025 1068.660 0.954 2.231 0.628 86.169 9.835 0.660 0.022 0.040 0.004 0.004 0.001 0.001 0.055 0.024  
12/10/2025 1065.025 0.958 2.043 0.624 87.009 9.262 0.584 0.021 0.039 0.004 0.004 0.001 0.001 0.049 0.023  
12/09/2025 1066.576 0.987 2.006 0.625 86.835 9.456 0.577 0.020 0.039 0.005 0.005 0.002 0.002 0.045 0.022  
12/08/2025 1067.405 1.004 2.109 0.627 86.447 9.699 0.605 0.019 0.036 0.004 0.004 0.001 0.001 0.049 0.022  
12/07/2025 1068.298 0.967 2.265 0.629 86.067 9.919 0.630 0.021 0.039 0.004 0.004 0.001 0.001 0.058 0.024  
12/06/2025 1070.979 1.105 1.974 0.630 86.056 10.082 0.634 0.019 0.036 0.003 0.003 0.001 0.001 0.066 0.021  
12/05/2025 1066.041 1.139 1.694 0.624 87.263 9.226 0.560 0.019 0.035 0.003 0.003 0.001 0.001 0.035 0.020  
12/04/2025 1054.457 0.860 2.004 0.615 88.607 7.934 0.488 0.016 0.029 0.003 0.003 0.001 0.001 0.029 0.025  
12/03/2025 1058.628 0.934 2.051 0.620 87.861 8.480 0.558 0.018 0.034 0.004 0.004 0.001 0.001 0.031 0.024  
12/02/2025 1063.107 0.963 2.112 0.624 87.161 8.964 0.650 0.023 0.043 0.004 0.005 0.001 0.001 0.049 0.024  
12/01/2025 1063.210 0.959 2.104 0.624 87.185 8.929 0.658 0.024 0.046 0.005 0.005 0.002 0.002 0.057 0.024  
11/30/2025 1058.060 1.086 1.507 0.616 88.887 7.875 0.511 0.023 0.046 0.007 0.007 0.002 0.002 0.027 0.019  
11/29/2025 1057.890 1.004 1.601 0.616 88.921 7.798 0.526 0.025 0.053 0.008 0.009 0.003 0.003 0.027 0.021  
11/28/2025 1066.135 1.200 1.254 0.620 88.193 8.676 0.549 0.024 0.046 0.006 0.006 0.002 0.002 0.028 0.015  
11/27/2025 1064.399 1.047 1.851 0.623 87.415 8.926 0.608 0.024 0.049 0.006 0.006 0.002 0.002 0.042 0.022  
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