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rr r rr r �r ri it rr rr rr ar ur �r rr M rr (r rr , <br /> m <br /> , <br /> 4l <br /> Table 1 Summary of Water Level Elevations and Gradient Slope and Bearing-Water Table Wells y <br /> George's Service T <br /> 1600 Durham Ferry Road tI <br /> Tracy,California <br /> Project No 425 2 f <br /> Date Elevation of Groundwater Well Data l <br /> -1 -2* , 1 -3 MW-4 MW-5 h - -7 MW -8 4MSL Gradient Gradient <br /> Too 0939 --g—§I0 9938 Avg Elev Bearing" Slo a** <br /> TQC —09-3�7 99 20 49 3 8 9 Q4 99 00 99 10 9899 <br /> W-3 3 49 83 31 —g-3-4T- 84 1 —877 3 12 —93—T3— 83 1 <br /> 513195 7395 73 85 73 87 '---7-3-99— NO2°E 00017 <br /> 2/29196 7285 7167 7278 7243 NO30E 00257 <br /> 3119196 7269 71.36 7262 7222 N04°E 00289 <br /> 4122196 7377 7246 7369 73 31 NO3°E 00250 <br /> 5118196 7547 7429 7538 7505 NQ°E 00223 ' <br /> 6128/96 7523 7403 7520 7482 N040W 00233 <br /> 7124196 75 79 1 7461 75 77 7539 N04°W 00243 <br /> 9111196 7514 FP 7511 7513 <br /> 1117/97 7367 FP 7360 73 64 <br /> 515197 7543 FP 75 43 7550 7608 75 15 7525 7542 7547 N20°W 00024 <br /> 8125197 75 11 7521 7528 7494 75 14 N220W 00026 <br /> 9/19/97 7435 7424 7429 7440 7426 7410 7415 7421 7426 N041W 0 002 <br /> 2/24198 7606 FP 7606 7609 7599 7591 7601 7609 7603 NO20W 00012 <br /> 5129198 7390 73 78 73 82 7393 7384 7371 7371 7381 7382 N290E 00019 <br /> 11113198 7345 FP 7338 7348 7340 7329 7326 7336 7337 N390E 0 00)7 <br /> 4128199 7273 7191 7265 7276 7270 7255 7258 7265 7266 N370E 00017 <br /> 911/99 7444 7420 7442 7449 7434 74 16 7425 7439 7436 N 11°E 00023 <br /> 12/22/99 7264 7320 72 57 7267 7260 NIA 7249 7255 72�9 N570E 00015 <br /> 313 l f00 7239 7127 72 29 7240 7235 7229 7223 7229 7232 N59°E 00016 ° <br /> 6/20100 7375 7297 7371 7379 7366 73 50 73 55 7365 7369 N 180E 00021 <br /> i <br /> TOC I=Top of Casing elevation reterenced to an arbitrary plane <br /> TOC2=Top of casing elevation surveved on 519197 MW-2 was used as benchmark elevation <br /> TOO=Top of casing elevation surveyed on 12118/97 and 10/19/98 into USGS Benchmark T-933 <br /> FF=Floating product in well,unable to collect data <br /> *=MW-2 often contamd free floating product,therefore influencing water depths <br /> **Gradient determined from MW-3,MW-4 and MW-6 from 515/97 to current <br /> except for 12122199,MW-3,MW-4 and MW-7 were used for the calculation <br /> Note Groundwater Elevations prior to 12118/97 have been normalized to TOC3 for comparative purposes t <br /> f <br /> �ealo�rrar!?e�riires7rrc oanaEz000 , <br /> lE <br />