0.5 ug/L 1.47 0.695 1.22 1 ug/L 1.69 0.99 0.86 0.5 ug/L 2.98 2.54 1.48 0.5 ug/L 0.35 <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L 10.1 21.4 1.2 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 0.5 ug/L <LOQ <LOQ <LOQ 5 5 5 5 10 5 5 10 5 5 5 ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ 3.17 <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ 5 Croton Point Sanitary Landfill Railroad 1 Landfill, NYSDEC Site #360001 Post Closure Monitoring and Sampling Report, Table 4a: Leachate (Pump Station) County Daily Wastewater Constituent: DL/LOQ Units Limits (Avg.) Pump Station #2 Pump Station #2 Pump Station #2 Sampling Period: 2018 2020 2021 <LOQ <LOQ <LOQ 2-Chlorophenol 5 ug/L 2-Methyl-4,6-dinitrophenol 10 ug/L <LOQ <LOQ <LOQ 2-Nitrophenol 10 ug/L <LOQ <LOQ <LOQ 3,3-Dichlorobenzidine 5 ug/L <LOQ <LOQ <LOQ 4-Bromophenylphenylether 5 ug/L <LOQ <LOQ <LOQ 4-Chloro-3-methylphenol 5 ug/L <LOQ <LOQ <LOQ 4-Chorophenylphenylether 5 ug/L <LOQ <LOQ <LOQ 4-Nitrophenol 10 ug/L <LOQ <LOQ <LOQ Acenaphthene 5 ug/L 1.25 <LOQ <LOQ Aceaphthylene 5 ug/L <LOQ <LOQ <LOQ Anthracene 5 ug/L <LOQ <LOQ <LOQ Azobenzene 5 ug/L <LOQ <LOQ <LOQ Benzidine 10 ug/L <LOQ <LOQ <LOQ Benzo(a)anthracene 5 ug/L <LOQ <LOQ <LOQ Benzo(a)pyrene 5 ug/L <LOQ <LOQ <LOQ Benzo(b)fluoranthene 5 ug/L <LOQ <LOQ <LOQ Benzo(g,h,i)perylene 5 ug/L <LOQ <LOQ <LOQ Benzo(k)fluoranthene 5 ug/L <LOQ <LOQ <LOQ Benzyl butyl phthalate 5 ug/L <LOQ <LOQ <LOQ bis(2-chloroethoxy)methane 5 ug/L <LOQ <LOQ <LOQ bis(2-chloroethyl)ether 5 ug/L <LOQ <LOQ <LOQ bis(2-Ethylhexyl)phthalate 5 ug/L 1.92 2.69 3.26 Chrysene 5 ug/L <LOQ <LOQ <LOQ <LOQ <LOQ <LOQ Dibenzo(a,h)anthracene 5 ug/L Diethylphthalate 5 ug/L <LOQ <LOQ <LOQ Dimethylphthalate 5 ug/L <LOQ <LOQ <LOQ Di-n-butylphthalate 5 ug/L <LOQ <LOQ <LOQ Di-n-octylphthalate 5 ug/L <LOQ <LOQ <LOQ Flouranthene 5 ug/L <LOQ <LOQ <LOQ 6 Croton Point Sanitary Landfill Railroad 1 Landfill, NYSDEC Site #360001 Post Closure Monitoring and Sampling Report, Table 4a: Leachate (Pump Station) County Daily Wastewater Constituent: DL/LOQ Units Limits (Avg.) Pump Station #2 Pump Station #2 Pump Station #2 Sampling Period: 2018 2020 2021 4.22 <LOQ <LOQ Fluorene 5 ug/L Hexachlorobenzene 5 ug/L <LOQ <LOQ <LOQ Hexachlorobutadiene 5 ug/L <LOQ <LOQ <LOQ Hexachlorocyclopentadiene 10 ug/L <LOQ <LOQ <LOQ Hexachloroethane 5 ug/L <LOQ <LOQ <LOQ Indeno(1,2,3-cd)pyrene 5 ug/L <LOQ <LOQ <LOQ Isophrone 5 ug/L <LOQ <LOQ <LOQ Napthalene 5 ug/L <LOQ <LOQ <LOQ Nitrobenzene 5 ug/L <LOQ <LOQ <LOQ n-Nitrosodimethylamine 5 ug/L <LOQ <LOQ <LOQ n-Nitrosodi-n-propylamine 5 ug/L <LOQ <LOQ <LOQ n-Nitrosodiphenylamine 5 ug/L <LOQ <LOQ <LOQ Pentachlorophenol 10 ug/L <LOQ <LOQ <LOQ Phenanthrene 5 ug/L 5.79 <LOQ <LOQ Phenol 5 ug/L 4000 11.8 35.4 5.36 Pyrene 5 ug/L <LOQ <LOQ <LOQ HEM;Oil & Grease Total recoverable Non-polar Extractable Material (TPH) 5 mg/L 2.5 mg/L 100 <LOQ <LOQ 14.6 2.89 7 Croton Point Sanitary Landfill Railroad 1 Landfill, NYSDEC Site #360001 Post Closure Monitoring and Sampling Report, Table 4b: Leachate (RR Sump) County Daily Wastewater Constituent: DL/LOQ Units Limits (Avg.) RR Sump RR sump RR sump Sampling Period: 2018 2020 2021 Aluminum 50 ug/L 1140 74.7 183 Antimony 20 ug/L <LOQ <LOQ <LOQ Arsenic 10 ug/L 200 64.1 22 28.5 Barium 1 ug/L 2000 182 440 450 Beryllium 10 ug/L <LOQ <LOQ <LOQ Cadmium 10 ug/L 700 <LOQ <LOQ <LOQ Chromium 10 ug/L 3000 (total) <LOQ 11.1 <LOQ Cobalt 10 ug/L 48.3 25.4 32.4 Copper 50 ug/L 2800 <LOQ 53.3 73.9 Lead 10 ug/L 400 <LOQ <LOQ <LOQ Magnaese 10 ug/L 525 99.3 145 Nickel 10 ug/L 2800 71.9 89.1 91.1 Selenium 20 ug/L 200 <LOQ <LOQ <LOQ Silver 20 ug/L 800 <LOQ <LOQ <LOQ Thallium 10 ug/L <LOQ <LOQ <LOQ Vanadium 20 ug/L <LOQ <LOQ <LOQ Zinc 80 ug/L 1800 2200 <LOQ 135 Biochemical Oxygen Demand 2 mg/L 160 80.4 122 ASP Total Cyanide Hexavalent Chromium, ASP ASP Mercury 0.01 mg/L 40 ug/L 0.2 ug/L Corrosivity/pH 0.1 Units Phenolics, Total Recoverable ASP Metal Digestion-Aqueous Total kjeldahl nitrogen as N-ASP Total Suspended Solids 0.8 2000 200 5.5 (low)9.5 (high) 0.033 <LOQ <LOQ 0.119 <LOQ <LOQ 0.094 <LOQ <LOQ 7.37 7.19 7.33 0.025 mg/L <LOQ Complete 0.194 Complete 2 mg/L 250 0.017 Complete 400 73 172 1 Constituent: Total Toxic Organics Croton Point Sanitary Landfill Railroad 1 Landfill, NYSDEC Site #360001 Post Closure Monitoring and Sampling Report, Table 4b: Leachate (RR Sump) County Daily Wastewater DL/LOQ Units Limits (Avg.) RR Sump RR sump RR sump mg/L 2.1 0.00211 0.01422 0.010594 4,4-DDD 4,4-DDE 4,4-DDT a-BHC a-Chlordane Aldrin b-BHC Chlordane d-BHC Dieldrin Endosulfan 1 Endosulfan 2 Endosulfan sulfate Endrin Endrin aldehyde Endrin ketone g-Chlordane Heptachlor Heptachlor epoxide Lindane Methoxychlor Toxaphene 0.1 0.1 0.1 0.05