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4/19/2024 9:24:00 AM
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4/19/2024 9:10:55 AM
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CM City Clerk-City Council
CM City Clerk-City Council - Document Type
Staff Report
Document Date (6)
4/2/2024
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Reso 2024-029 MND for WPCP Treatment Wetland and Shoreline Resilience Project
(Amended)
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Attachment ATable A‐1Soil Sampling Analytical ResultsWaste Water Pollution Control Plant, Waste Water Treatment Wetland Project, City of San Leandro, San Leandro, CaliforniaLocationA EAST 1B A EAST 2B A EAST 2T A EAST 3B A EAST 4B A WEST 1B A WEST 2T A WEST 3B A WEST 4BField Sample ID A EAST 1B BENCH A EAST 2B BENCH A EAST 2T BENCH A EAST 3B BENCH A EAST 4B BENCH A WEST 1B‐BENCH A WEST 2T BENCH A WEST 3B BENCH A WEST 4B BENCHCollection Depth (ft bgs)‐‐ ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ ‐‐ ‐‐Sample Date8/4/2021 8/4/2021 8/4/2021 8/4/2021 8/4/2021 8/4/2021 8/4/2021 8/4/2021 8/4/2021CommentsPhysical ParametersOrganic Carbon (total)‐‐ ‐‐ ‐‐ ‐‐NA NA NA NA NA NA NA NA NApH (Laboratory Analysis) [SU]‐‐ ‐‐ ‐‐ ‐‐NA NA NA NA NA NA NA NA NAVolatile Organic CompoundsAcetone‐‐270000 0.92 0.92 ND (0.0605 J4) 0.091 J4 ND (0.0608 J4) 0.0622 J4 0.149 J4 0.0626 J4 0.0478 J; J4 0.0414 J; J4 0.0538 J; J4Benzene‐‐33 0.025 0.025 0.000575 JND (0.00117) ND (0.00122) ND (0.00109) ND (0.00119) 0.000991 J 0.00084 J 0.00108 ND (0.00113)2‐Butanone‐‐120000 6.1 15 ND (0.121) 0.119 ND (0.122) 0.076 J 0.153 ND (0.104) ND (0.105) ND (0.103) ND (0.113)Chloroform‐‐34 0.023 0.023 ND (0.00302) ND (0.00292) ND (0.00304) ND (0.00271) ND (0.00298) 0.0013 JND (0.00262) ND (0.00258) ND (0.00281)Cumene‐‐ ‐‐ ‐‐ ‐‐ND (0.00302) ND (0.00292) ND (0.00304) ND (0.00271) ND (0.00298) ND (0.00261) ND (0.00262) ND (0.00258) ND (0.00281)p‐Cymene‐‐ ‐‐ ‐‐ ‐‐ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)1,2‐Dichlorobenzene‐‐7800 1 1 ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)1,4‐Dichlorobenzene‐‐280 0.2 0.2 ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)1,2‐Dichloroethane‐‐45 0.007 0.031 ND (0.00302) ND (0.00292) ND (0.00304) ND (0.00271) ND (0.00298) ND (0.00261) ND (0.00262) ND (0.00258) ND (0.00281)Ethyl Benzene‐‐540 0.43 0.43 ND (0.00302) ND (0.00292) ND (0.00304) ND (0.00271) 0.00116 J 0.00269 0.00331 0.00279 ND (0.00281)Methyl tert‐butyl ether‐‐4100 0.028 2.5 ND (0.00121) ND (0.00117) ND (0.00122) ND (0.00109) ND (0.00119) ND (0.00104) ND (0.00105) ND (0.00103) ND (0.00113)Methylene Chloride‐‐490 0.12 0.19 ND (0.0302) ND (0.0292) ND (0.0304) ND (0.0271) ND (0.0298) ND (0.0261) ND (0.0262) 0.00841 JND (0.0281)Propylbenzene‐‐ ‐‐ ‐‐ ‐‐ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)Tetrachloroethene‐‐33 0.08 0.08 ND (0.00302) ND (0.00292) ND (0.00304) ND (0.00271) ND (0.00298) ND (0.00261) ND (0.00262) ND (0.00258) ND (0.00281)Toluene‐‐4700 3.2 10 0.00167 J 0.00163 JND (0.00608) ND (0.00543) 0.00358 J 0.00964 0.0103 0.0107 0.00225 J1,2,3‐Trimethylbenzene‐‐ ‐‐ ‐‐ ‐‐ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)1,2,4‐Trimethylbenzene‐‐ ‐‐ ‐‐ ‐‐ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) 0.00245 J 0.00226 J 0.00191 JND (0.00563)1,3,5‐Trimethylbenzene‐‐ ‐‐ ‐‐ ‐‐ND (0.00605) ND (0.00584) ND (0.00608) ND (0.00543) ND (0.00596) ND (0.00521) ND (0.00525) ND (0.00516) ND (0.00563)Xylenes (total)‐‐2400 2.1 10 ND (0.00786) 0.00144 J 0.00113 J 0.00109 J 0.0051 J 0.0105 0.0126 0.00958 0.0018 JSemivolatile Organic CompoundsAcenaphthene 0.5 10000 12 12 ND (0.00663) ND (0.0065) ND (0.00665) ND (0.00626) ND (0.00658) 0.00361 J 0.00531 J 0.00405 JND (0.00638)Acenaphthylene 0.64‐‐6.4 6.4 ND (0.00663) 0.00321 J 0.00825 J 0.00291 J 0.00415 JND (0.00613) ND (0.00615) 0.00274 J 0.00333 JAnthracene 1.1 50000 1.9 1.9 ND (0.00663) 0.00285 J 0.00971 JND (0.00626) ND (0.00658) ND (0.00613) ND (0.00615) ND (0.0061) ND (0.00638)Benzo(a)anthracene 1.6 110 10 10 0.00575 J 0.0186 0.00916 0.00678 0.0137 0.0139 0.0109 0.00832 0.00418 J; J3Benzo(a)pyrene 1.6 11 5.7 5.7 0.00702 0.0297 0.0136 0.00777 0.0164 0.0183 0.0132 0.00993 0.00565 J; J3Benzo(b)fluoranthene‐‐110 5.4 75 0.0119 0.0418 0.0186 0.0127 0.029 0.0267 0.0233 0.0174 0.00814 J3Benzo(g,h,i)perylene‐‐ ‐‐27 27 0.00958 0.028 0.0162 0.00883 0.0142 0.0128 0.0102 0.0108 0.00742 J3Benzo(k)fluoranthene‐‐910 4.8 39 0.00356 J 0.0109 0.00572 J 0.00384 J 0.00501 J 0.00874 0.00668 0.00433 JND (0.00638)Chrysene 2.8 9100 2.2 10 0.00656 J 0.0212 0.00981 0.00862 0.0153 0.0199 0.0147 0.00808 0.00435 J; J3Dibenz(a,h)anthracene 0.26 11 29 390 ND (0.00663) 0.00524 J 0.00266 JND (0.00626) 0.00548 J 0.00283 J 0.00189 J 0.0019 JND (0.00638 J3)Fluoranthene 5.1 6700 86 86 0.0118 0.0273 0.0151 0.0176 0.022 0.0261 0.0363 0.0321 0.0117 J3Fluorene 0.54 6700 6 6 ND (0.00663) ND (0.0065) ND (0.00665) ND (0.00626) 0.00227 JND (0.00613) ND (0.00615) ND (0.0061) ND (0.00638)Indeno(1,2,3‐cd)pyrene‐‐110 16 32 0.00681 0.024 0.0127 0.0067 0.00922 0.0119 0.00787 0.00816 0.0044 J; J31‐Methylnaphthalene‐‐ ‐‐ ‐‐ ‐‐ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)2‐Methylnaphthalene 0.67 670 0.88 0.88 0.00685 JND (0.0217) ND (0.0222) ND (0.0209) 0.00708 JND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Naphthalene 2.1 400 0.042 1.2 0.00526 JND (0.0146) ND (0.0152) ND (0.0136) 0.00607 JND (0.013 J3) ND (0.0131 J3) ND (0.0129 J3) 0.00461 JPhenanthrene 1.5‐‐11 11 0.008 0.0131 0.00921 0.0115 0.0202 0.00669 0.011 0.0132 0.00799Phenol‐‐98000 0.16 18 ND (0.736) ND (0.722) ND (0.369) ND (0.694) ND (0.365) ND (0.34) ND (0.683) 0.0421 JND (0.708)bis(2‐Ethylhexyl)phthalate‐‐950 190 640 ND (0.736) ND (0.722) ND (0.369) ND (0.694) ND (0.365) 0.165 J 0.385 J 0.204 J 1.33Butylbenzylphthalate‐‐ ‐‐ ‐‐ ‐‐ND (0.736) ND (0.722) 0.0133 JND (0.694) ND (0.365) ND (0.34) ND (0.683) ND (0.677) ND (0.708)Di‐n‐butylphthalate‐‐ ‐‐ ‐‐ ‐‐ND (0.736) ND (0.722) ND (0.369) ND (0.694) ND (0.365) 0.0603 J 0.122 J 0.053 J 0.0558 JDi‐n‐octylphthalate‐‐ ‐‐ ‐‐ ‐‐ND (0.736) ND (0.722) ND (0.369) ND (0.694) ND (0.365) ND (0.34) ND (0.683) ND (0.677) ND (0.708)Pyrene 2.6 5000 45 45 0.0148 0.0371 0.0205 0.0252 0.0398 0.0387 0.0553 0.0389 0.0186 J3PesticidesAldrin‐‐1 8.4 8.4 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Chlordane (total) 0.0048 14 23 23 ND (0.331) ND (0.325) ND (0.332) ND (0.313) ND (0.329) ND (0.306) ND (0.307) ND (0.305) ND (0.319)alpha‐Chlordane‐‐ ‐‐ ‐‐ ‐‐NA NA NA NA NA NA NA NA NA4,4'‐DDD‐‐81 65 65 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)4,4'‐DDE‐‐57 29 29 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)4,4'‐DDT‐‐57 5.6 5.6 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Dieldrin 0.0043 1.1 0.00046 0.0063 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Endosulfan II‐‐ ‐‐ ‐‐ ‐‐ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Endrin‐‐74 0.0076 0.0076 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Heptachlor epoxide‐‐1.9 0.00018 0.006 ND (0.0221) ND (0.0217) ND (0.0222) ND (0.0209) ND (0.0219) ND (0.0204) ND (0.0205) ND (0.0203) ND (0.0213)Soil Direct Exposure Construction Worker ESLsSoil Leaching to GW, Drinking Water ESLsSoil Leaching to GW, Non‐Drinking Water ESLsWetland Foundation Material Conc GuidelinesPage 1 of 22Terraphase Engineering Inc.
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