# BBOX:  31 30 -101 -102
#STNNAME   LONGITUDE    LATITUDE  HEIGHT    GRAVITY  SIGMA IZTC TOTTC   SOURCE_ID
X139265  -101.245218   30.049031 600.430 979137.900 0.000  0.070  0.080    2800_ngs
X139267  -101.494063   30.049529 488.510 979163.100 0.000  0.590  0.500    2800_ngs
X139280  -101.995907   30.058024 612.590 979123.210 0.000  0.020 -0.110    2800_ngs
X139309  -101.743900   30.078525 599.570 979131.500 0.000  0.030 -0.060    2800_ngs
X139310  -101.655727   30.079025 569.250 979142.300 0.000  0.070 -0.050    2800_ngs
X139390  -101.408891   30.125191 532.340 979153.210 0.000  0.170  0.190    2800_ngs
X139397  -101.156386   30.128692 523.420 979156.710 0.000  0.030  0.030    2800_ngs
X139431  -101.831232   30.147185 656.700 979118.000 0.000  0.030 -0.030    2800_ngs
X139454  -101.503894   30.163351 540.730 979153.500 0.000  0.240  0.240    2800_ngs
X139522  -101.996237   30.202853 686.410 979111.500 0.000  0.060  0.030    2800_ngs
X139525  -101.324890   30.204850 629.340 979135.210 0.000  0.010 -0.010    2800_ngs
X139569  -101.736901   30.225687 577.180 979139.710 0.000  0.450  0.530    2800_ngs
X139647  -101.491894   30.275853 683.750 979124.000 0.000  0.070  0.200    2800_ngs
X139655  -101.226888   30.281187 607.860 979131.500 0.000  0.070  0.050    2800_ngs
X139669  -101.140215   30.290019 660.670 979118.210 0.000  0.110  0.170    3525_ngs
X139670  -101.140385   30.290187 660.670 979118.210 0.000  0.100  0.170    35250282
X139679  -101.827903   30.297349 593.400 979140.500 0.000  0.410  0.610    2800_ngs
X139739  -101.517065   30.330015 564.060 979146.500 0.000  1.000  1.140    3525_ngs
X139741  -101.517065   30.330181 564.060 979146.500 0.000  1.060  1.200    35250285
X139753  -101.247058   30.336850 594.860 979134.100 0.000  0.020  0.010    35250284
X139754  -101.247058   30.336850 594.860 979134.100 0.000  0.020  0.010    3525_ngs
X139770  -101.999238   30.342682 762.330 979108.500 0.000  0.000  0.040    2800_ngs
X139773  -101.405222   30.342849 634.770 979126.710 0.000  0.020 -0.010    2800_ngs
X139797  -101.125555   30.356849 666.170 979123.100 0.000  0.000  0.040    2800_ngs
X139804  -101.912076   30.358347 753.330 979116.400 0.000  0.110  0.180    2800_ngs
X139813  -101.173716   30.360016 621.970 979130.000 0.000  0.030  0.020    3525_ngs
X139815  -101.173716   30.360184 621.970 979130.000 0.000  0.030  0.020    35250283
X139834  -101.671729   30.365180 551.180 979154.210 0.000  0.140  0.390    2800_ngs
X139917  -101.489064   30.422681 697.790 979120.100 0.000  0.410  0.640    2800_ngs
X139927  -101.210047   30.428179 627.480 979136.210 0.000  0.020  0.030    2800_ngs
X139928  -101.755402   30.428503 587.290 979156.500 0.000  0.200  0.500    2800_ngs
X139938  -101.002041   30.433510 608.270 979148.710 0.000  0.050  0.100    3525_ngs
X139939  -101.002041   30.433510 608.270 979148.710 0.000  0.050  0.100    35250286
X139955  -101.845574   30.444837 637.310 979150.900 0.000  0.130  0.310    2800_ngs
X140001  -101.036051   30.478673 635.280 979140.300 0.000  0.020  0.060    2800_ngs
X140003  -101.417052   30.481842 648.490 979136.300 0.000  0.200  0.240    35250289
X140004  -101.417052   30.481842 648.490 979136.300 0.000  0.200  0.240    3525_ngs
X140027  -101.588727   30.495003 755.520 979118.800 0.000  0.020  0.150    3525_ngs
X140031  -101.588727   30.495171 755.520 979118.800 0.000  0.020  0.150    35250290
X140041  -101.992739   30.497507 797.540 979120.600 0.000  0.020  0.120    2800_ngs
X140042  -101.401222   30.497508 663.290 979134.210 0.000  0.040  0.100    2800_ngs
X140062  -101.017050   30.501848 657.690 979136.210 0.000  0.070  0.110    3525_ngs
X140063  -101.017050   30.501848 657.690 979136.210 0.000  0.070  0.110    35250287
X140069  -101.748742   30.505008 652.520 979146.600 0.000  0.180  0.330    3525_ngs
X140071  -101.748742   30.505174 652.520 979146.600 0.000  0.190  0.340    35250291
X140073  -101.522235   30.507177 742.300 979121.710 0.000  0.150  0.380    2800_ngs
X140080  -101.612898   30.512343 758.620 979116.210 0.000  0.030  0.190    2800_ngs
X140087  -101.703900   30.518009 631.610 979144.400 0.000  0.360  0.620    2800_ngs
X140171  -101.832074   30.553338 779.750 979125.900 0.000  0.030  0.130    2800_ngs
X140175  -101.250389   30.556843 725.300 979135.100 0.000  0.000  0.070    35250288
X140176  -101.250219   30.556843 725.300 979135.100 0.000  0.000  0.070    3525_ngs
X140188  -101.694740   30.566507 647.920 979149.000 0.000  0.110  0.240    4150_ngs
X140246  -101.582067   30.593505 775.320 979122.400 0.000  0.060  0.210    35250298
X140247  -101.582067   30.593505 775.320 979122.400 0.000  0.060  0.210    3525_ngs
X140264  -101.138046   30.603842 693.500 979143.800 0.000  0.000  0.060    2800_ngs
X140303  -101.999578   30.614334 822.430 979123.500 0.000  0.620  0.830    62091475
X140339  -101.409893   30.633171 705.620 979140.710 0.000  0.130  0.180    2800_ngs
X140343  -101.520725   30.634001 774.110 979125.400 0.000  0.030  0.170    2800_ngs
X140379  -101.337062   30.658503 731.720 979135.400 0.000  0.000  0.060    35250296
X140380  -101.337062   30.658503 731.720 979135.400 0.000  0.000  0.060    3525_ngs
X140381  -101.750572   30.659163 627.920 979161.210 0.000  0.040  0.100    4086_ngs
X140383  -101.875235   30.659998 696.730 979151.600 0.000  0.010  0.120    3525_ngs
X140384  -101.875405   30.660164 696.730 979151.600 0.000  0.010  0.120    35250301
X140389  -101.758732   30.663996 636.920 979160.710 0.000  0.020  0.060    2545_ngs
X140472  -101.995408   30.691833 786.350 979138.800 0.000  0.340  0.460    35250302
X140473  -101.995238   30.691833 786.350 979138.800 0.000  0.350  0.470    3525_ngs
X140487  -101.257060   30.699999 739.320 979141.100 0.000  0.020  0.100    3525_ngs
X140490  -101.257060   30.700167 739.320 979141.100 0.000  0.020  0.100    35250295
X140536  -101.998908   30.734996 841.650 979132.140 0.000  1.870  2.180    62091449
X140566  -101.743731   30.748499 833.840 979131.900 0.000  1.140  1.560    3525_ngs
X140644  -101.671230   30.822330 705.930 979163.710 0.000  0.110  0.190    2545_ngs
X140688  -101.855405   30.841827 661.320 979173.600 0.000  0.040  0.230    35250307
X140689  -101.855245   30.841827 661.320 979173.600 0.000  0.040  0.230    3525_ngs
X140803  -101.752902   30.916490 796.870 979151.400 0.000  0.150  0.250    4086_ngs
X140812  -101.923737   30.919991 699.140 979174.500 0.000  0.010  0.060    3525_ngs
X140813  -101.683730   30.919995 729.350 979163.800 0.000  0.040  0.140    3525_ngs
X140815  -101.923737   30.920157 699.140 979174.500 0.000  0.010  0.060    35250315
X140816  -101.683730   30.920161 729.350 979163.800 0.000  0.040  0.140    35250314
X141033  -101.168720   30.988497 804.340 979163.500 0.000  0.010  0.150    3525_ngs
X141037  -101.983739   30.988989 682.350 979180.600 0.000  0.040  0.110    2545_ngs
X141055  -101.247061   30.993498 818.660 979156.210 0.000  0.010  0.160    3525_ngs
X141056  -101.247061   30.993498 818.660 979156.210 0.000  0.010  0.160    35250311
X141059  -101.367063   30.994992 793.370 979157.000 0.000  0.060  0.170    3525_ngs
X141060  -101.367063   30.995160 793.370 979157.000 0.000  0.070  0.180    35250312
X141069  -101.577067   30.996822 819.300 979143.710 0.000  0.030  0.160    3525_ngs
X141070  -101.577067   30.996822 819.300 979143.710 0.000  0.030  0.160    35250313
X141075  -101.043718   30.997497 788.930 979172.500 0.000  0.000  0.130    5136_ngs
X141078  -101.043718   30.997662 788.930 979172.530 0.000  0.000  0.130    51362156
