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Table 1. Water-Level Elevations <br /> ARCO Facility 2093, Tracy, California <br /> Top-of-casing Depth-to- Floating Water-level Change since <br /> Well number elevation, water, product thickness elevation, last measurement, <br /> and date in feet(a) in feet in feet in feet (b) in feet <br /> 7/8/92 11 75 3747 -022 <br /> 10/7192 11 83 -- 3739 -008 <br /> 1118/93 (c) -- -- -- -- <br /> 4/14/93 11 29 -- 3793 054 <br /> 8130/93 11 96 -- 3726 -067 <br /> 10/27/93 11 95 -- 3727 001 <br /> 2/18/94 1154 -- 3768 041 <br /> 5/20194 1161 3761 -007 <br /> 10/7/94 1193 -- 3729 -032 <br /> 12/16/94 11 56 -- 3766 037 <br /> 2/28195 11 60 -- 3762 -004 <br /> 4/25/95 11.95 -- 3727 -0.35 <br /> ATR-3 <br /> 4/23/87 4993 11 79 -- 38 14 -- <br /> 12/22/87 11 93 3800 -014 <br /> 3/24/88 1258 -- 3735 -065 <br /> 6123188 11 17 -- 3876 141 <br /> 9/29/88 1223 -- 3770 -106 <br /> 2/22/89 11 82 -- 38 11 041 <br /> 6/29/89 -- -- -- -- <br /> 9/18/89 1219 -_ 3774 -037 <br /> 12/28/89 1201 3792 018 <br /> 4/18/90 1215 -- 3778 -014 <br /> 10/16/90 1235 -- 3758 -020 <br /> 10/19/90 1228 -- 3765 007 <br /> 1/10/91 1201 -- 3792 027 <br /> 4/10/91 1182 -- 3811 019 <br /> 7/10/91 1223 -- 3770 -041 <br /> 9/24/91 1257 3736 -034 <br /> 1/23/92 1212 Sheen 3781 045 <br /> 4/20192 1193 Sheen 3800 019 <br /> 718192 1222 Sheen 3771 -029 <br /> 10/7/92 1238 Sheen 3755 -016 <br /> 1/18/93 1122 Sheen 3871 1 16 <br /> 4/14/93 1149 Sheen 3844 -027 <br /> 8/30/93 1243 Sheen 3750 -094 <br /> 10/27/93 1239 Sheen 3754 004 <br /> 2/18194 1200 Sheen 3793 039 <br /> 5/20/94 1207 -- 3786 -007 <br /> 10/7/94 1238 Sheen 3755 -031 <br /> 12/16/94 1203 Sheen 3790 035 <br /> 2/28/95 1205 003 3790 000 <br /> 4/26/95 12.32 Sheen 37.61 -0.29 <br /> ATR-4 <br />. 4/23/87 4903 1085 -- 38 18 -- <br /> 12/22/87 1100 3803 -015 <br /> 3/24/88 1098 -- 3805 002 <br /> 6/23188 1211 -- 3692 -1 13 <br /> 9/29188 1072 -- 3831 139 <br />