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TABLE A <br /> GROUNDWATER POTENTIOMETRIC ELEVATIONS <br /> FORMER ECONO GAS STATION <br /> 4325 FAST WASHINGTON STREET <br /> STOCKTON,CALIFORNIA <br /> GROUND- <br /> TOP OF GROUND- WATER <br /> WELL DATE CASING DEPTH TO WATER ELEVATION <br /> ID MEASURED ELEVATION WATER ELEVATION CHANGE <br /> (feet above M5L) (feet)... , (feet above M§—LL (feet) <br /> MW-27 10/15/91 2733 8185 -5452 <br /> 01/28/92 81 24 -5391 061 <br /> 05/21/92 8069 -5336 055 <br /> 08/24/92 8293 -5560 -224 <br /> 12/16/92 8567 -5834 -274 <br /> 01/29193 8518 -5785 049 <br /> 05/26/93 8097 -5364 421 <br /> 08/19/93 8055 -5322 042 <br /> 06/07/94 7735 -5002 320 <br /> 05/04/95 7282 -4549 453 <br /> 02/23/96 6901 -4168 381 <br /> 06/06/96 6608 -3875 293 <br /> 08/29/96 6724 -3991 -116 <br /> 10/30/96 6752 -4019 -028 <br /> MW-28 10/15/91 2682 81 35 -5453 - <br /> 01/28/92 8074 -5392 061 <br /> 05/21/92 80 19 -5337 065 <br /> 08/24/92 8244 -5562 -225 <br /> 12/16192 8517 -5835 -273 <br /> 01/29/93 8465 -5783 052 <br /> 05/26/93 8050 -5368 415 <br /> 08/19/93 8008 -5326 042 <br /> 06/07/94 7691 -5009 317 <br /> 05/04195 7239 -4557 452 <br /> 02/23/96 6851 -4169 388 <br /> 06/06/96 6561 -3879 290 <br /> 08/29/96 6678 -3996 -1 17 <br /> 10/30/96 6705 -4023 -027 <br /> MW-29 10/15/91 2643 8097 -5454 — <br /> 01/28/92 8035 -5392 062 <br /> 05/21/92 7981 -5338 054 <br /> 08/24/92 8210 -5567 -229 <br /> 12/16/92 8480 -5837 -270 <br /> 01/29/93 8430 -5787 050 <br /> 05/26/93 8015 -5372 415 <br /> 08/19/93 7975 -5332 040 <br /> 06/07/94 7657 -5014 318 <br /> 05/04/95 7206 -4563 451 <br /> 02/23/96 NA N <br /> 06/06/96 6532 -38 89 6 74 <br /> 08129196 6642 -39 99 -1 10 <br /> 10/30/96 6673 -403 0 -031 <br /> MW-30 10/15/91 2670 81 25 -5455 — <br /> 01/28/92 8057 -5387 068 <br /> 05121/92 8008 -5338 049 <br /> 08/24/92 8239 -5569 -231 <br /> 12/16/92 8507 -5837 -268 <br /> 01/29/93 8459 -5789 048 <br /> 05/26/93 8038 -5368 421 <br /> 08/19/93 8001 -5331 037 <br /> 06/07/94 7680 -5010 321 <br /> 05104/95 7230 -4560 450 <br /> 02/23/96 6847 -4177 383 <br /> 06/06/96 6558 -3888 289 <br /> 08/29/96 6670 -4000 -1 12 <br /> 10/30/96 6700 -4030 -030 <br />. NOTES 1)All other on-safe wells have been dry since October 25,1989 <br /> 2)Top of casmg elevations of MW 27 through MW-30 surveyed relative to MWA I on October 7 1991 <br /> NA=Data not available due to obsWction in well <br /> Al <br />