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Gas Quality / Gas Quality By Date

Date Requested: Oct 18 2025 10:47 PM

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
10/18/2025 1034.103 1.123 1.617 0.603 91.386 5.565 0.289 0.006 0.012 0.001 0.001 0.000 0.000 0.000 0.000  
10/17/2025 1042.748 1.127 1.872 0.611 89.738 6.880 0.357 0.008 0.016 0.001 0.001 0.000 0.000 0.000 0.000  
10/16/2025 1049.839 1.153 2.108 0.618 88.272 8.014 0.420 0.010 0.018 0.001 0.001 0.000 0.000 0.003 0.000  
10/15/2025 1051.796 1.187 2.003 0.619 88.296 7.939 0.521 0.014 0.028 0.002 0.002 0.000 0.000 0.010 0.000  
10/14/2025 1052.060 1.187 1.995 0.619 88.278 7.985 0.504 0.014 0.029 0.002 0.002 0.000 0.000 0.004 0.000  
10/13/2025 1044.027 1.217 1.850 0.613 89.534 6.862 0.479 0.013 0.026 0.001 0.001 0.000 0.000 0.017 0.000  
10/12/2025 1051.477 1.199 2.028 0.619 88.210 7.907 0.557 0.015 0.029 0.002 0.002 0.000 0.000 0.053 0.000  
10/11/2025 1046.350 1.201 1.850 0.614 89.291 7.081 0.510 0.014 0.027 0.001 0.002 0.000 0.000 0.023 0.000  
10/10/2025 1045.983 1.178 1.778 0.613 89.599 6.876 0.518 0.014 0.027 0.002 0.002 0.000 0.000 0.007 0.000  
10/09/2025 1050.802 1.170 1.860 0.617 88.766 7.563 0.552 0.014 0.028 0.002 0.002 0.000 0.000 0.044 0.000  
10/08/2025 1051.759 1.153 1.954 0.618 88.393 7.881 0.519 0.013 0.026 0.002 0.002 0.000 0.000 0.058 0.000  
10/07/2025 1045.586 1.149 1.862 0.613 89.367 7.083 0.458 0.011 0.021 0.001 0.001 0.000 0.000 0.047 0.000  
10/06/2025 1039.202 1.189 1.688 0.608 90.578 6.049 0.452 0.011 0.021 0.001 0.001 0.000 0.000 0.009 0.000  
10/05/2025 1030.750 1.187 1.456 0.600 92.141 4.822 0.364 0.009 0.018 0.001 0.001 0.000 0.000 0.001 0.000  
10/04/2025 1027.265 1.154 1.348 0.596 92.869 4.232 0.347 0.010 0.019 0.001 0.001 0.000 0.000 0.020 0.000  
10/03/2025 1036.846 1.107 1.569 0.604 91.238 5.616 0.402 0.010 0.018 0.001 0.001 0.000 0.000 0.036 0.000  
10/02/2025 1037.600 1.240 1.688 0.607 90.462 6.086 0.406 0.010 0.018 0.001 0.001 0.000 0.000 0.089 0.000  
10/01/2025 1042.620 1.256 1.849 0.613 89.496 6.855 0.451 0.011 0.019 0.001 0.001 0.000 0.000 0.061 0.000  
09/30/2025 1035.592 1.343 1.603 0.607 90.837 5.774 0.402 0.010 0.020 0.001 0.001 0.000 0.000 0.008 0.000  
09/29/2025 1036.785 1.340 1.617 0.608 90.671 5.941 0.393 0.011 0.023 0.001 0.002 0.000 0.000 0.000 0.000  
09/28/2025 1030.535 1.362 1.506 0.603 91.633 5.122 0.348 0.009 0.019 0.001 0.001 0.000 0.000 0.000 0.000  
09/27/2025 1037.827 1.304 1.719 0.609 90.318 6.192 0.405 0.010 0.018 0.001 0.001 0.000 0.000 0.032 0.000  
09/26/2025 1047.886 1.253 1.950 0.617 88.678 7.517 0.512 0.013 0.024 0.001 0.001 0.000 0.000 0.051 0.000  
09/25/2025 1048.277 1.289 1.854 0.617 88.865 7.407 0.525 0.014 0.028 0.002 0.002 0.000 0.000 0.014 0.000  
09/24/2025 1040.364 1.306 1.646 0.610 90.244 6.307 0.446 0.012 0.023 0.001 0.002 0.000 0.000 0.013 0.000  
09/23/2025 1032.398 1.326 1.462 0.603 91.578 5.254 0.350 0.009 0.018 0.001 0.001 0.000 0.000 0.000 0.000  
09/22/2025 1029.206 1.348 1.353 0.600 92.103 4.877 0.285 0.008 0.015 0.001 0.001 0.000 0.000 0.010 0.000  
09/21/2025 1037.830 1.295 1.505 0.607 90.847 5.894 0.398 0.010 0.021 0.001 0.002 0.000 0.000 0.027 0.000  
09/20/2025 1037.830 1.295 1.505 0.607 90.847 5.894 0.398 0.010 0.020 0.001 0.001 0.000 0.000 0.027 0.000  
09/19/2025 1046.943 1.267 1.807 0.615 89.164 7.205 0.503 0.013 0.024 0.001 0.001 0.000 0.000 0.014 0.000  
09/18/2025 1042.759 1.294 1.806 0.613 89.584 6.842 0.431 0.011 0.022 0.001 0.001 0.000 0.000 0.006 0.000  
09/17/2025 1037.553 1.305 1.644 0.608 90.477 6.117 0.381 0.010 0.019 0.001 0.001 0.000 0.000 0.047 0.000  
09/16/2025 1036.451 1.299 1.563 0.606 90.772 5.853 0.403 0.009 0.017 0.001 0.001 0.000 0.000 0.081 0.000  
09/15/2025 1024.226 1.360 1.266 0.596 92.809 4.250 0.250 0.006 0.011 0.001 0.001 0.000 0.000 0.046 0.000  
09/14/2025 1026.063 1.363 1.278 0.598 92.585 4.410 0.296 0.007 0.013 0.001 0.001 0.000 0.000 0.046 0.000  
09/13/2025 1033.522 1.326 1.450 0.604 91.371 5.358 0.398 0.009 0.017 0.001 0.001 0.000 0.000 0.069 0.000  
09/12/2025 1036.510 1.291 1.526 0.606 90.909 5.703 0.441 0.012 0.024 0.002 0.002 0.000 0.000 0.092 0.000  
09/11/2025 1039.919 1.273 1.644 0.609 90.232 6.280 0.449 0.011 0.020 0.001 0.001 0.000 0.000 0.088 0.000  
09/10/2025 1030.635 1.310 1.374 0.601 91.952 4.903 0.379 0.008 0.014 0.001 0.001 0.000 0.000 0.060 0.000  
09/09/2025 1024.511 1.346 1.286 0.597 92.841 4.163 0.310 0.007 0.011 0.001 0.001 0.000 0.000 0.034 0.000  
09/08/2025 1025.697 1.321 1.245 0.596 92.849 4.204 0.322 0.008 0.013 0.001 0.001 0.000 0.000 0.038 0.000  
09/07/2025 1030.590 1.311 1.305 0.600 92.136 4.793 0.374 0.010 0.018 0.001 0.001 0.000 0.000 0.052 0.000  
09/06/2025 1032.407 1.325 1.392 0.602 91.668 5.142 0.386 0.010 0.018 0.001 0.001 0.000 0.000 0.057 0.000  
09/05/2025 1031.864 1.357 1.339 0.602 91.814 5.047 0.378 0.009 0.017 0.001 0.001 0.000 0.000 0.037 0.000  
09/04/2025 1024.716 1.395 1.133 0.596 93.103 4.059 0.289 0.007 0.012 0.001 0.001 0.000 0.000 0.000 0.000  
09/03/2025 1020.185 1.432 0.990 0.592 93.907 3.393 0.257 0.007 0.012 0.001 0.001 0.000 0.000 0.000 0.000  
09/02/2025 1019.775 1.408 0.997 0.592 93.969 3.368 0.234 0.006 0.012 0.001 0.001 0.000 0.000 0.005 0.000  
09/01/2025 1019.071 1.420 0.947 0.591 94.161 3.203 0.244 0.007 0.012 0.001 0.001 0.000 0.000 0.004 0.000  
08/31/2025 1019.265 1.421 0.965 0.591 94.102 3.242 0.246 0.007 0.013 0.001 0.001 0.000 0.000 0.001 0.000  
08/30/2025 1018.207 1.429 0.924 0.590 94.291 3.114 0.224 0.006 0.011 0.001 0.001 0.000 0.000 0.000 0.000  
08/29/2025 1014.174 1.446 0.864 0.587 94.874 2.613 0.188 0.005 0.009 0.000 0.000 0.000 0.000 0.000 0.000  
08/28/2025 1033.045 1.321 1.351 0.602 91.742 5.174 0.365 0.009 0.018 0.001 0.001 0.000 0.000 0.018 0.000  
08/27/2025 1032.536 1.285 1.293 0.601 91.991 5.069 0.324 0.008 0.015 0.001 0.001 0.000 0.000 0.012 0.000  
08/26/2025 1024.985 1.365 1.150 0.596 93.074 4.120 0.268 0.007 0.013 0.001 0.001 0.000 0.000 0.003 0.000  
08/25/2025 1025.065 1.337 1.091 0.595 93.294 3.962 0.292 0.007 0.013 0.001 0.001 0.000 0.000 0.002 0.000  
08/24/2025 1024.398 1.339 1.079 0.594 93.388 3.898 0.274 0.007 0.013 0.001 0.001 0.000 0.000 0.000 0.000  
08/23/2025 1023.441 1.337 1.043 0.593 93.587 3.750 0.262 0.007 0.013 0.001 0.001 0.000 0.000 0.000 0.000  
08/22/2025 1040.447 1.218 1.563 0.608 90.545 6.219 0.400 0.009 0.018 0.001 0.001 0.000 0.000 0.026 0.000  
08/21/2025 1017.884 1.471 0.971 0.591 94.100 3.235 0.205 0.005 0.010 0.000 0.001 0.000 0.000 0.000 0.000  
08/20/2025 1020.004 1.490 1.056 0.594 93.623 3.575 0.239 0.006 0.011 0.001 0.001 0.000 0.000 0.000 0.000  
08/19/2025 1024.548 1.424 1.180 0.597 92.934 4.170 0.273 0.006 0.012 0.001 0.001 0.000 0.000 0.000 0.000  
08/18/2025 1027.005 1.355 1.214 0.598 92.702 4.429 0.278 0.007 0.014 0.001 0.001 0.000 0.000 0.000 0.000  
08/17/2025 1015.081 1.426 0.897 0.588 94.725 2.750 0.186 0.005 0.010 0.000 0.000 0.000 0.000 0.000 0.000  
08/16/2025 1029.690 1.337 1.206 0.599 92.485 4.607 0.335 0.010 0.018 0.001 0.001 0.000 0.000 0.000 0.000  
08/15/2025 1029.343 1.349 1.219 0.599 92.465 4.607 0.330 0.010 0.018 0.001 0.001 0.000 0.000 0.000 0.000  
08/14/2025 1032.542 1.360 1.282 0.602 91.942 4.996 0.384 0.012 0.021 0.001 0.001 0.000 0.000 0.000 0.000  
08/13/2025 1036.040 1.348 1.396 0.605 91.255 5.571 0.399 0.010 0.019 0.001 0.001 0.000 0.000 0.000 0.000  
08/12/2025 1031.792 1.363 1.341 0.602 91.863 5.040 0.365 0.009 0.017 0.001 0.001 0.000 0.000 0.000 0.000  
08/11/2025 1028.638 1.433 1.245 0.600 92.309 4.646 0.342 0.009 0.016 0.001 0.001 0.000 0.000 0.000 0.000  
08/10/2025 1022.850 1.527 1.139 0.597 92.994 4.059 0.261 0.006 0.012 0.001 0.000 0.000 0.000 0.000 0.000  
08/09/2025 1027.216 1.489 1.202 0.600 92.425 4.552 0.309 0.008 0.014 0.001 0.001 0.000 0.000 0.000 0.000  
08/08/2025 1027.369 1.292 1.167 0.596 92.925 4.303 0.292 0.007 0.013 0.001 0.001 0.000 0.000 0.000 0.000  
08/07/2025 1034.218 1.278 1.367 0.603 91.679 5.288 0.358 0.010 0.017 0.001 0.001 0.000 0.000 0.000 0.000  
08/06/2025 1033.771 1.296 1.348 0.602 91.770 5.182 0.364 0.014 0.022 0.002 0.002 0.000 0.000 0.000 0.000  
08/05/2025 1037.974 1.283 1.430 0.606 91.107 5.729 0.410 0.013 0.024 0.002 0.002 0.000 0.000 0.000 0.000  
08/04/2025 1035.969 1.300 1.402 0.604 91.384 5.472 0.404 0.013 0.023 0.002 0.002 0.000 0.000 0.000 0.000  
08/03/2025 1032.667 1.297 1.353 0.602 91.883 5.069 0.365 0.010 0.020 0.001 0.001 0.000 0.000 0.000 0.000  
08/02/2025 1029.343 1.290 1.244 0.598 92.574 4.510 0.347 0.011 0.020 0.002 0.001 0.000 0.000 0.000 0.000  
08/01/2025 1033.643 1.262 1.387 0.602 91.793 5.128 0.393 0.012 0.022 0.001 0.001 0.000 0.000 0.000 0.000  
07/31/2025 1022.877 1.281 1.335 0.595 93.156 3.903 0.299 0.008 0.015 0.001 0.001 0.000 0.000 0.000 0.000  
07/30/2025 1062.572 1.082 1.942 0.624 87.568 8.610 0.716 0.023 0.049 0.004 0.004 0.000 0.000 0.000 0.000  
07/29/2025 1037.263 1.131 1.408 0.603 91.619 5.376 0.429 0.012 0.023 0.001 0.001 0.000 0.000 0.000 0.000  
07/28/2025 1036.654 1.079 1.364 0.601 91.925 5.160 0.435 0.012 0.023 0.001 0.001 0.000 0.000 0.000 0.000  
07/27/2025 1009.408 1.499 0.831 0.585 95.435 2.045 0.176 0.005 0.009 0.000 0.000 0.000 0.000 0.000 0.000  
07/26/2025 1023.447 1.407 1.144 0.595 93.267 3.826 0.327 0.009 0.017 0.001 0.001 0.000 0.000 0.000 0.000  
07/25/2025 1025.995 1.405 1.177 0.597 92.867 4.197 0.327 0.009 0.018 0.001 0.001 0.000 0.000 0.000 0.000  
07/24/2025 1024.672 1.413 1.147 0.596 93.080 4.010 0.320 0.009 0.018 0.001 0.001 0.000 0.000 0.000 0.000  
07/23/2025 1022.691 1.421 1.097 0.595 93.387 3.793 0.278 0.008 0.015 0.001 0.001 0.000 0.000 0.000 0.000  
07/22/2025 1028.111 1.356 1.201 0.598 92.647 4.438 0.331 0.009 0.016 0.001 0.001 0.000 0.000 0.001 0.000  
07/21/2025 1016.505 1.456 0.959 0.590 94.332 3.032 0.201 0.005 0.009 0.000 0.000 0.000 0.000 0.003 0.000  
07/20/2025 1015.152 1.465 0.910 0.589 94.601 2.813 0.195 0.005 0.009 0.000 0.000 0.000 0.000 0.000 0.000  
07/19/2025 1025.632 1.438 1.183 0.598 92.793 4.242 0.314 0.008 0.015 0.001 0.001 0.000 0.000 0.005 0.000  
07/18/2025 1028.039 1.395 1.172 0.598 92.651 4.407 0.346 0.010 0.017 0.001 0.001 0.000 0.000 0.001 0.000  
07/17/2025 1048.166 1.201 1.587 0.612 89.753 6.840 0.567 0.015 0.027 0.001 0.001 0.000 0.000 0.008 0.000  
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