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Gas Quality / Gas Quality By Date

Date Requested: Feb 28 2026 7:58 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 1046.750 0.970 1.282 0.605 91.031 6.291 0.377 0.014 0.026 0.003 0.004 0.001 0.001 0.000 0.000  
02/27/2026 1046.750 0.970 1.282 0.605 91.031 6.291 0.377 0.014 0.026 0.003 0.004 0.001 0.001 0.000 0.000  
02/26/2026 1043.901 0.895 1.409 0.603 91.281 5.989 0.376 0.014 0.027 0.003 0.004 0.001 0.001 0.000 0.000  
02/25/2026 1044.705 0.895 1.446 0.604 91.082 6.153 0.380 0.013 0.025 0.003 0.003 0.001 0.001 0.000 0.000  
02/24/2026 1055.449 0.927 1.632 0.613 89.244 7.685 0.462 0.014 0.026 0.002 0.002 0.001 0.001 0.005 0.000  
02/23/2026 1051.602 0.944 1.794 0.613 89.326 7.429 0.461 0.013 0.025 0.002 0.002 0.000 0.000 0.003 0.000  
02/22/2026 1043.695 0.926 1.693 0.606 90.551 6.380 0.406 0.011 0.021 0.002 0.002 0.000 0.000 0.008 0.000  
02/21/2026 1046.142 0.974 1.495 0.607 90.599 6.491 0.401 0.012 0.022 0.002 0.002 0.000 0.000 0.000 0.000  
02/20/2026 1042.964 0.961 1.298 0.602 91.464 5.874 0.365 0.012 0.022 0.002 0.002 0.000 0.000 0.000 0.000  
02/19/2026 1030.821 1.081 1.037 0.594 93.254 4.332 0.269 0.008 0.015 0.001 0.001 0.000 0.000 0.000 0.000  
02/18/2026 1024.922 1.057 0.765 0.587 94.650 3.298 0.203 0.008 0.015 0.002 0.002 0.000 0.000 0.000 0.000  
02/17/2026 1025.334 1.082 0.769 0.587 94.509 3.420 0.199 0.007 0.012 0.001 0.001 0.000 0.000 0.000 0.000  
02/16/2026 1015.051 1.173 0.650 0.581 95.829 2.208 0.129 0.004 0.007 0.001 0.001 0.000 0.000 0.000 0.000  
02/15/2026 1025.861 1.040 0.981 0.589 94.074 3.657 0.225 0.007 0.013 0.001 0.001 0.000 0.000 0.000 0.000  
02/14/2026 1031.586 1.000 1.115 0.594 93.185 4.375 0.292 0.010 0.017 0.002 0.001 0.000 0.000 0.004 0.000  
02/13/2026 1032.019 0.991 1.166 0.594 93.065 4.432 0.314 0.010 0.018 0.002 0.002 0.000 0.000 0.000 0.000  
02/12/2026 1034.900 0.952 1.265 0.597 92.563 4.861 0.326 0.010 0.018 0.002 0.002 0.000 0.000 0.000 0.000  
02/11/2026 1033.749 0.930 1.212 0.595 92.846 4.690 0.291 0.010 0.017 0.002 0.001 0.000 0.000 0.000 0.000  
02/10/2026 1034.534 0.948 0.994 0.593 93.206 4.536 0.285 0.010 0.017 0.002 0.002 0.000 0.000 0.000 0.000  
02/09/2026 1036.510 0.950 1.109 0.596 92.698 4.909 0.304 0.010 0.017 0.002 0.002 0.001 0.001 0.000 0.000  
02/08/2026 1035.696 0.895 1.301 0.597 92.492 4.977 0.299 0.010 0.019 0.002 0.002 0.001 0.001 0.000 0.000  
02/07/2026 1043.696 0.985 1.418 0.604 91.018 6.191 0.353 0.010 0.019 0.002 0.002 0.001 0.001 0.000 0.000  
02/06/2026 1055.375 0.956 1.731 0.615 88.950 7.867 0.452 0.013 0.024 0.002 0.002 0.001 0.001 0.000 0.000  
02/05/2026 1050.292 0.891 1.639 0.609 89.937 7.070 0.419 0.013 0.023 0.002 0.002 0.001 0.001 0.002 0.000  
02/04/2026 1045.239 0.871 1.512 0.605 90.889 6.319 0.367 0.012 0.021 0.002 0.002 0.001 0.001 0.000 0.000  
02/03/2026 1049.661 0.923 1.584 0.609 90.105 6.921 0.412 0.017 0.027 0.004 0.004 0.002 0.002 0.000 0.000  
02/02/2026 1058.896 0.902 1.752 0.616 88.648 8.113 0.510 0.021 0.031 0.004 0.004 0.002 0.002 0.012 0.000  
02/01/2026 1061.891 0.896 1.762 0.618 88.301 8.431 0.531 0.024 0.035 0.005 0.004 0.002 0.002 0.007 0.000  
01/31/2026 1064.115 0.919 1.757 0.620 88.000 8.703 0.545 0.024 0.036 0.005 0.004 0.002 0.002 0.002 0.000  
01/30/2026 1056.996 0.906 1.568 0.613 89.347 7.591 0.489 0.029 0.037 0.007 0.005 0.003 0.003 0.013 0.000  
01/29/2026 1047.421 0.831 1.390 0.604 90.980 6.404 0.346 0.015 0.023 0.004 0.003 0.002 0.002 0.000 0.000  
01/28/2026 1053.007 0.828 1.494 0.609 89.969 7.253 0.380 0.012 0.022 0.002 0.002 0.001 0.001 0.033 0.000  
01/27/2026 1056.091 0.839 1.617 0.612 89.367 7.668 0.441 0.015 0.029 0.003 0.003 0.001 0.001 0.018 0.000  
01/26/2026 1048.954 0.854 1.462 0.606 90.647 6.557 0.426 0.016 0.030 0.003 0.003 0.001 0.001 0.000 0.000  
01/25/2026 1048.356 0.892 1.492 0.607 90.471 6.745 0.361 0.011 0.021 0.002 0.002 0.001 0.001 0.000 0.000  
01/24/2026 1048.975 0.904 1.609 0.608 90.150 6.891 0.400 0.013 0.025 0.003 0.003 0.001 0.001 0.000 0.000  
01/23/2026 1046.056 0.853 1.623 0.606 90.602 6.485 0.389 0.013 0.024 0.003 0.003 0.002 0.002 0.001 0.000  
01/22/2026 1042.948 0.875 1.506 0.603 91.188 6.031 0.359 0.012 0.022 0.003 0.003 0.001 0.001 0.000 0.000  
01/21/2026 1047.985 0.814 1.585 0.606 90.513 6.661 0.388 0.012 0.021 0.002 0.002 0.001 0.001 0.000 0.000  
01/20/2026 1049.712 0.887 1.687 0.609 89.882 7.105 0.399 0.011 0.021 0.002 0.002 0.001 0.001 0.002 0.000  
01/19/2026 1047.564 0.916 1.605 0.608 90.292 6.749 0.398 0.012 0.022 0.002 0.002 0.001 0.001 0.000 0.000  
01/18/2026 1048.822 0.972 1.647 0.610 89.896 7.044 0.400 0.012 0.022 0.002 0.002 0.001 0.001 0.003 0.000  
01/17/2026 1048.445 1.059 1.613 0.611 89.839 7.012 0.429 0.012 0.023 0.002 0.002 0.000 0.000 0.008 0.000  
01/16/2026 1041.167 0.979 1.309 0.602 91.641 5.670 0.355 0.013 0.025 0.003 0.003 0.001 0.001 0.000 0.000  
01/15/2026 1037.329 0.951 1.322 0.599 92.128 5.231 0.331 0.011 0.020 0.002 0.002 0.001 0.001 0.000 0.000  
01/14/2026 1032.888 0.957 1.174 0.594 92.995 4.551 0.287 0.010 0.019 0.002 0.003 0.001 0.001 0.000 0.000  
01/13/2026 1041.472 0.951 1.170 0.600 91.986 5.494 0.354 0.013 0.023 0.003 0.003 0.001 0.001 0.000 0.000  
01/12/2026 1038.836 0.992 1.235 0.599 92.059 5.341 0.331 0.012 0.023 0.003 0.003 0.001 0.001 0.000 0.000  
01/11/2026 1038.867 1.016 1.053 0.598 92.403 5.165 0.326 0.011 0.020 0.002 0.002 0.001 0.001 0.000 0.000  
01/10/2026 1039.201 0.931 1.264 0.599 92.119 5.282 0.356 0.013 0.026 0.003 0.004 0.001 0.001 0.000 0.000  
01/09/2026 1040.726 0.968 1.242 0.600 91.897 5.485 0.356 0.014 0.027 0.004 0.004 0.001 0.001 0.000 0.000  
01/08/2026 1041.862 0.890 1.343 0.601 91.708 5.638 0.366 0.014 0.029 0.004 0.004 0.001 0.001 0.000 0.000  
01/07/2026 1043.596 0.935 1.318 0.602 91.454 5.854 0.383 0.015 0.029 0.004 0.004 0.001 0.001 0.000 0.000  
01/06/2026 1042.700 0.767 1.383 0.600 91.776 5.661 0.364 0.013 0.026 0.004 0.004 0.001 0.001 0.000 0.000  
01/05/2026 1054.175 0.861 1.583 0.611 89.697 7.344 0.467 0.014 0.026 0.003 0.003 0.001 0.001 0.000 0.000  
01/04/2026 1054.257 0.840 1.720 0.612 89.422 7.495 0.476 0.014 0.026 0.003 0.003 0.001 0.001 0.000 0.000  
01/03/2026 1055.612 0.922 1.683 0.614 89.207 7.614 0.518 0.016 0.031 0.003 0.004 0.001 0.001 0.000 0.000  
01/02/2026 1040.123 0.861 1.560 0.602 91.470 5.699 0.367 0.012 0.023 0.003 0.003 0.001 0.001 0.001 0.000  
01/01/2026 1045.210 0.941 1.667 0.607 90.408 6.513 0.424 0.012 0.023 0.002 0.002 0.001 0.001 0.008 0.000  
12/31/2025 1048.299 0.919 1.737 0.610 89.950 6.903 0.440 0.014 0.028 0.003 0.003 0.001 0.001 0.001 0.000  
12/30/2025 1050.688 0.904 1.845 0.612 89.462 7.258 0.479 0.015 0.029 0.003 0.003 0.001 0.001 0.000 0.000  
12/29/2025 1038.566 0.961 1.396 0.601 91.815 5.423 0.363 0.012 0.023 0.003 0.003 0.001 0.001 0.000 0.000  
12/28/2025 1029.060 0.983 1.054 0.591 93.680 3.985 0.264 0.009 0.018 0.002 0.002 0.001 0.001 0.000 0.000  
12/27/2025 1038.096 0.971 1.258 0.599 92.176 5.196 0.356 0.012 0.024 0.003 0.003 0.001 0.001 0.000 0.000  
12/26/2025 1033.479 0.916 1.308 0.596 92.750 4.661 0.326 0.011 0.021 0.003 0.003 0.001 0.001 0.000 0.000  
12/25/2025 1032.695 0.900 1.359 0.595 92.756 4.633 0.313 0.011 0.021 0.003 0.003 0.001 0.001 0.000 0.000  
12/24/2025 1035.481 0.893 1.350 0.597 92.491 4.867 0.348 0.013 0.028 0.003 0.004 0.001 0.001 0.000 0.000  
12/23/2025 1037.056 0.906 1.428 0.599 92.129 5.087 0.395 0.016 0.032 0.003 0.003 0.001 0.001 0.000 0.000  
12/22/2025 1044.514 0.892 1.555 0.605 90.951 6.092 0.452 0.017 0.032 0.003 0.003 0.001 0.001 0.000 0.000  
12/21/2025 1048.071 0.970 1.395 0.607 90.689 6.437 0.446 0.018 0.035 0.004 0.004 0.001 0.001 0.000 0.000  
12/20/2025 1054.093 0.953 1.649 0.613 89.343 7.539 0.459 0.017 0.029 0.003 0.003 0.001 0.001 0.002 0.000  
12/19/2025 1041.002 1.012 1.298 0.602 91.609 5.683 0.350 0.013 0.025 0.003 0.003 0.001 0.001 0.001 0.000  
12/18/2025 1042.176 0.910 1.563 0.604 91.115 5.986 0.373 0.014 0.028 0.004 0.004 0.002 0.002 0.000 0.000  
12/17/2025 1045.232 0.940 1.587 0.606 90.621 6.397 0.404 0.015 0.029 0.003 0.004 0.001 0.001 0.000 0.000  
12/16/2025 1052.056 0.929 1.691 0.612 89.632 7.183 0.499 0.019 0.037 0.004 0.004 0.001 0.001 0.000 0.000  
12/15/2025 1052.633 0.948 1.809 0.614 89.161 7.580 0.448 0.015 0.029 0.003 0.003 0.001 0.001 0.001 0.000  
12/14/2025 1048.007 0.951 1.723 0.610 89.938 6.910 0.425 0.015 0.030 0.003 0.003 0.001 0.001 0.000 0.000  
12/13/2025 1053.100 1.018 1.727 0.614 89.169 7.541 0.483 0.017 0.033 0.003 0.004 0.001 0.001 0.004 0.000  
12/12/2025 1049.416 1.010 1.701 0.611 89.727 7.030 0.473 0.017 0.033 0.004 0.004 0.001 0.001 0.000 0.000  
12/11/2025 1049.138 0.992 1.685 0.611 89.799 7.026 0.447 0.015 0.029 0.003 0.003 0.001 0.001 0.000 0.000  
12/10/2025 1049.399 0.972 1.625 0.610 89.928 7.002 0.420 0.015 0.029 0.003 0.004 0.001 0.001 0.000 0.000  
12/09/2025 1051.304 0.999 1.650 0.612 89.572 7.293 0.432 0.015 0.029 0.003 0.004 0.001 0.001 0.000 0.000  
12/08/2025 1053.389 0.976 1.821 0.615 88.994 7.680 0.476 0.015 0.030 0.003 0.003 0.001 0.001 0.001 0.000  
12/07/2025 1048.791 1.071 1.658 0.612 89.684 7.098 0.437 0.013 0.026 0.002 0.002 0.001 0.001 0.008 0.000  
12/06/2025 1057.553 1.194 1.459 0.617 88.795 8.011 0.488 0.016 0.029 0.002 0.002 0.001 0.001 0.001 0.000  
12/05/2025 1051.942 1.061 1.626 0.613 89.402 7.426 0.433 0.015 0.029 0.003 0.003 0.001 0.001 0.000 0.000  
12/04/2025 1040.670 0.956 1.601 0.604 91.092 5.936 0.373 0.012 0.024 0.003 0.003 0.001 0.001 0.000 0.000  
12/03/2025 1048.577 0.966 1.759 0.611 89.776 6.985 0.462 0.015 0.029 0.003 0.003 0.001 0.001 0.000 0.000  
12/02/2025 1049.753 0.973 1.755 0.612 89.679 7.027 0.505 0.018 0.035 0.004 0.004 0.001 0.001 0.000 0.000  
12/01/2025 1046.411 0.968 1.505 0.607 90.655 6.353 0.444 0.018 0.037 0.005 0.005 0.002 0.002 0.005 0.000  
11/30/2025 1041.003 1.099 1.127 0.601 91.844 5.516 0.351 0.016 0.033 0.005 0.005 0.002 0.002 0.000 0.000  
11/29/2025 1040.423 1.045 1.160 0.601 91.974 5.403 0.353 0.017 0.035 0.005 0.005 0.002 0.002 0.000 0.000  
11/28/2025 1042.489 1.130 1.046 0.602 91.742 5.680 0.350 0.014 0.029 0.004 0.004 0.001 0.001 0.000 0.000  
11/27/2025 1047.873 1.070 1.530 0.610 90.185 6.687 0.465 0.017 0.035 0.004 0.004 0.001 0.001 0.000 0.000  
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