# BBOX:  28 27 -97 -98
#STNNAME   LONGITUDE    LATITUDE  HEIGHT    GRAVITY  SIGMA IZTC TOTTC   SOURCE_ID
X4712     -97.726940   27.006996   6.630 979084.600 0.000  0.000 -0.040    3525_ngs
X4713     -97.726940   27.006996   6.630 979084.600 0.000  0.000 -0.040    35250844
X4742     -97.550269   27.016995   4.820 979094.300 0.000  0.000 -0.030    35250842
X4743     -97.550101   27.016995   4.820 979094.300 0.000  0.000 -0.030    3525_ngs
X4766     -97.795271   27.021996  11.120 979080.600 0.000  0.000 -0.040    10830031
X4767     -97.795103   27.021996  11.120 979080.600 0.000  0.000 -0.040    1083_ngs
X4948     -97.793608   27.086991  12.810 979084.500 0.000  0.000 -0.040    1083_ngs
X4949     -97.793608   27.086991  12.810 979084.500 0.000  0.000 -0.040    10830032
X5000     -97.790106   27.110157  10.210 979086.210 0.000  0.000 -0.040    1083_ngs
X5001     -97.790274   27.110325  10.210 979086.210 0.000  0.000 -0.040    10830033
X5043     -97.725269   27.126993   8.110 979091.400 0.000  0.000 -0.040    35250843
X5044     -97.725102   27.126993   8.110 979091.400 0.000  0.000 -0.040    3525_ngs
X5102     -97.491935   27.150159   2.900 979104.000 0.000  0.000 -0.030    3525_ngs
X5105     -97.491935   27.150325   2.900 979104.000 0.000  0.000 -0.030    35250841
X5195     -97.796943   27.178652  13.000 979087.210 0.000  0.000 -0.040    1083_ngs
X5196     -97.796943   27.178652  13.000 979087.210 0.000  0.000 -0.040    10830034
X5398     -97.788603   27.223650  10.900 979089.500 0.000  0.000 -0.040    1083_ngs
X5439     -97.751935   27.238647   7.500 979092.800 0.000  0.000 -0.040    3525_ngs
X5440     -97.751935   27.238647   7.500 979092.800 0.000  0.000 -0.040    35250849
X5444     -97.600100   27.240151   2.310 979104.400 0.000  0.000 -0.040    3525_ngs
X5445     -97.600267   27.240317   2.310 979104.400 0.000  0.000 -0.040    35250848
X5584     -97.811942   27.283653  12.700 979092.600 0.000  0.000 -0.040    1083_ngs
X5585     -97.811942   27.283653  12.700 979092.600 0.000  0.000 -0.040    10830036
X5766     -97.750273   27.333651  11.090 979097.400 0.000  0.010 -0.030    2545_ngs
X5793     -97.830277   27.338650  12.400 979094.210 0.000  0.000 -0.040    10830037
X5794     -97.830109   27.338650  12.400 979094.210 0.000  0.000 -0.040    1083_ngs
X5836     -97.961948   27.346984  25.490 979084.000 0.000  0.000 -0.040    35250852
X5837     -97.961948   27.346984  25.490 979084.000 0.000  0.000 -0.040    3525_ngs
X6044     -97.438600   27.391984   5.970 979114.000 0.000  0.000 -0.030    3525_ngs
X6045     -97.438600   27.391984   5.970 979114.000 0.000  0.000 -0.030    35250850
X6154     -97.586941   27.411981   9.670 979106.800 0.000  0.000 -0.030    35250851
X6155     -97.586941   27.411981   9.670 979106.800 0.000  0.000 -0.030    3525_ngs
X6199     -97.853609   27.420147  15.890 979093.300 0.000  0.000 -0.040    1083_ngs
X6201     -97.853609   27.420313  15.890 979093.300 0.000  0.000 -0.040    10830038
X6534     -97.865106   27.490144  18.690 979093.210 0.000  0.000 -0.040    1083_ngs
X6535     -97.865274   27.490310  18.690 979093.210 0.000  0.000 -0.040    10830039
X6583     -97.961948   27.505146  27.320 979090.600 0.000  0.000 -0.040    3525_ngs
X6585     -97.961948   27.505312  27.320 979090.600 0.000  0.000 -0.040    35250858
X6592     -97.996945   27.506979  32.220 979087.400 0.000  0.000 -0.030    35250626
X6593     -97.996945   27.506979  32.220 979087.400 0.000  0.000 -0.030    3525_ngs
X6594     -97.808609   27.506980  14.190 979094.400 0.000  0.000 -0.040    35250857
X6595     -97.808609   27.506980  14.190 979094.400 0.000  0.000 -0.040    3525_ngs
X6627     -97.670271   27.513648  10.280 979107.900 0.000  0.000 -0.040    35250856
X6628     -97.670103   27.513648  10.280 979107.900 0.000  0.000 -0.040    3525_ngs
X6645     -97.500272   27.516981   6.370 979115.500 0.000  0.000 -0.040    2545_ngs
X6756     -97.838608   27.551977  16.780 979096.900 0.000  0.000 -0.040    1083_ngs
X6757     -97.838608   27.551977  16.780 979096.900 0.000  0.000 -0.040    10830040
X6879     -97.800278   27.583642  19.790 979102.300 0.000  0.010 -0.030    10830041
X6880     -97.800110   27.583642  19.790 979102.300 0.000  0.010 -0.030    1083_ngs
X7095     -97.771941   27.638638  18.790 979107.900 0.000  0.000 -0.040    1083_ngs
X7096     -97.771941   27.638638  18.790 979107.900 0.000  0.000 -0.040    10830042
X7275     -97.966945   27.683640  38.600 979095.900 0.000  0.000 -0.030    35250864
X7276     -97.966945   27.683640  38.600 979095.900 0.000  0.000 -0.030    3525_ngs
X7288     -97.790276   27.686967  23.390 979107.400 0.000  0.000 -0.040    35250863
X7289     -97.790108   27.686967  23.390 979107.400 0.000  0.000 -0.040    3525_ngs
X7297     -97.738609   27.688641  20.280 979110.800 0.000  0.000 -0.040    1083_ngs
X7299     -97.605108   27.690136  14.750 979116.210 0.000  0.000 -0.030    3525_ngs
X7301     -97.605275   27.690304  14.750 979116.210 0.000  0.000 -0.030    35250862
X7339     -97.411937   27.700140   7.130 979124.600 0.000  0.000 -0.030    3525_ngs
X7340     -97.411937   27.700308   7.130 979124.600 0.000  0.000 -0.030    35250861
X7477     -97.710273   27.733638  20.680 979112.710 0.000  0.000 -0.040    10830044
X7478     -97.710105   27.733638  20.680 979112.710 0.000  0.000 -0.040    1083_ngs
X7652     -97.436938   27.766972  12.590 979128.550 0.000  0.000 -0.030    3004_ngs
X7787     -97.664610   27.788303  22.170 979118.400 0.000  0.000 -0.030    4086_ngs
X7792     -97.668608   27.790136  22.870 979117.000 0.000  0.000 -0.030    1083_ngs
X7793     -97.668608   27.790304  22.870 979117.000 0.000  0.000 -0.030    10830045
X7944     -97.636938   27.816969  21.970 979119.600 0.000  0.000 -0.030    10830048
X7945     -97.636938   27.816969  21.970 979119.600 0.000  0.000 -0.030    1083_ngs
X7958     -97.471935   27.820303   1.300 979135.600 0.000  0.000 -0.040    3004_ngs
X7995     -97.525106   27.825132  18.130 979125.210 0.000  0.010 -0.010    3525_ngs
X7996     -97.525274   27.825301  18.130 979125.210 0.000  0.010 -0.010    35250868
X8116     -97.993611   27.846966  54.210 979107.500 0.000  0.000 -0.010    35250871
X8117     -97.993611   27.846966  54.210 979107.500 0.000  0.000 -0.010    3525_ngs
X8138     -97.740104   27.850134  27.270 979116.800 0.000  0.000 -0.030    3525_ngs
X8141     -97.740272   27.850300  27.270 979116.800 0.000  0.000 -0.030    35250869
X8174     -97.615271   27.856965  13.560 979124.800 0.000  0.000 -0.040    10830049
X8175     -97.615103   27.856965  13.560 979124.800 0.000  0.000 -0.040    1083_ngs
X8194     -97.895274   27.858632  30.090 979113.100 0.000  0.000 -0.040    35250870
X8195     -97.895113   27.858632  30.090 979113.100 0.000  0.000 -0.040    3525_ngs
X8424     -97.998616   27.891964  54.220 979114.000 0.000  0.010  0.000    3525_ngs
X8425     -97.998616   27.891964  54.220 979114.000 0.000  0.010  0.000    35250551
X8500     -97.783608   27.896959  23.080 979119.800 0.000  0.000 -0.040    5172_ngs
X8501     -97.783608   27.896959  23.080 979119.810 0.000  0.000 -0.040    51724424
X8674     -97.610274   27.918626   8.150 979129.000 0.000  0.010 -0.030    10830050
X8675     -97.610106   27.918626   8.150 979129.000 0.000  0.010 -0.040    1083_ngs
X8731     -97.477108   27.925630  19.020 979130.800 0.000  0.000 -0.030    5121_ngs
X8790     -97.875109   27.932125  35.300 979119.100 0.000  0.000 -0.030    5136_ngs
X8791     -97.875277   27.932291  35.300 979119.140 0.000  0.000 -0.030    51363314
X8799     -97.311603   27.933627  10.230 979135.900 0.000  0.000 -0.030    5121_ngs
X8860     -97.522939   27.940955  21.130 979129.790 0.000  0.000 -0.030    51210126
X8861     -97.522939   27.940955  21.130 979129.800 0.000  0.000 -0.030    5121_ngs
X8874     -97.610609   27.942125  27.250 979126.800 0.000  0.000 -0.020    5136_ngs
X8875     -97.610609   27.942291  27.250 979126.790 0.000  0.000 -0.020    51363317
X8976     -97.689109   27.952626  29.470 979123.500 0.000  0.000 -0.020    5121_ngs
X8977     -97.689277   27.952792  29.470 979123.530 0.000  0.000 -0.020    51210125
X8993     -97.226938   27.955632   4.740 979140.210 0.000  0.000 -0.030    5121_ngs
X8995     -97.226938   27.955798   4.740 979140.170 0.000  0.000 -0.030     5121_66
X9105     -97.573607   27.966956  21.140 979128.900 0.000  0.000 -0.030    10830051
X9106     -97.573607   27.966956  21.140 979128.900 0.000  0.000 -0.030    1083_ngs
X9140     -97.960445   27.969127  60.930 979120.100 0.000  0.000 -0.010    5121_ngs
X9143     -97.960445   27.969293  60.930 979120.100 0.000  0.000 -0.010    51210123
X9308     -97.408604   27.984625  16.320 979133.900 0.000  0.000 -0.030    5136_ngs
X9309     -97.408604   27.984793  16.320 979133.940 0.000  0.000 -0.030    51363330
X9310     -97.769272   27.984951  14.190 979125.930 0.000  0.130  0.090    51210124
X9311     -97.769112   27.984951  14.190 979125.900 0.000  0.130  0.090    5121_ngs
