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Cambria Environmental Technology Pumping test analysis Date June 9, 1999 Attachment A, Page 3 <br /> 1144 65th St Time-Drawdown plot <br /> Project 341 Main 5t , Ripon <br /> Oakland CA with discharge <br /> Ph(510)420 0700 Evaluated by B Jakub <br /> Pumping Test No 2 Test conducted on May 4, 1999 <br /> EW-1 EW-1 <br /> Discharge 9 00 U S.gal/min <br /> Static water level 28 04 ft below datum <br /> Pumping test duration Water level Drawdown Corrected <br /> drawdown <br /> [min] ]ft] [ft] [ft] <br /> 51 062 2940 1 36 1 30 <br /> 52 063 2942 1 38 1 32 <br /> 53 065 2945 1 41 1 34 <br /> 54 067 2946 1 42 1 35 <br /> 55 068 2948 1 44 1 37 <br /> 56 070 2949 1 45 1 38 <br /> 57 072 2950 1 46 1 39 <br /> 58 073 2951 1 47 1 40 <br /> 59 075 2952 1 48 1 41 <br /> 60 077 29 54 1 50 1 42 <br /> 61 078 2954 1 50 1 42 <br /> 62 080 2954 1 50 1 42 <br /> 63 082 2956 1 52 1 44 <br /> 64 083 2956 1 52 1 44- <br /> 65 085 2957 1 53 1 45 <br /> 66 087 2959 1 55 1 47 <br /> 67 088 2959 1 55 1 47 <br /> 68 090 2962 1 58 1 49 <br /> 69 092 2961 1 57 1 49 <br /> 70 093 2963 1 59 1 50 <br /> 71 095 2964 1 60 1 51 <br /> 72 097 2964 1 60 1 51 <br /> 73 098 2966 1 62 1 53 <br /> 74 1 00 2966 1 62 1 53 <br /> 75 1 20 2974 1 70 1 60 <br /> 76 1 40 2979 1 75 1 64 <br /> 77 1 60 2981 1 77 1 66 <br /> 78 1 80 2980 1 76 1 65 <br /> 79 200 2981 1 77 1 66 <br /> 80 220 29 81 1 77 1 66 <br /> 81 240 2984 1 80 1 69 <br /> 82 260 2985 1 81 1 70 <br /> 83 280 2986 1 82 1 70 <br /> 84 300 29 88 1 84 1 72 <br /> 85 320 2988 1 84 1 72 <br /> 86 340 29 89 1 85 1 73 <br /> 87 360 2991 1 87 1 75 <br /> 88 380 2991 1 87 1 75 <br /> 400 29 90 1 86 1 74 <br /> 90 420 29 91 1 87 1 75 <br /> 89 <br /> V91 440 2991 1 R7 I 7ti <br /> 92 460 2992 1 88 1 76 <br /> 93 480 2993 1 89 1 77 <br /> . 94 500 2993 1 89 1 77 <br /> 95 520 2995 1 91 1 78 <br /> 96 540 2995 1 91 1 78 <br /> 97 560 29 96 1 92 1 79 <br /> L98 580 2998 1 94 1 81 <br /> 99 600 2998 1 94 1 81 <br /> 100 620 2999 1 95 1 82 <br />