< LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Bromobenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Bromochloromethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Bromodichloromethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Bromoform < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Bromomethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Carbon tetrachloride < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Chlorobenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Chloroethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Chloroform < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Chloromethane < LOQ ug/L 0.50 05/19/2021 MG NYSDOH ELAP and NELAC do not offer accreditation for Alkalinity, Ammonia, Biochemical Oxygen Demand, Total Kjeldahl Nitrogen and Total Phosphorus in the S&HW Matrix. Unless the sample is otherwise qualified, all Quality Control acceptance criteria have satisfied method and NELAC requirements. DL = Detection Limit Approved By LOQ = Limit of Quantitation Robert Hilbrandt Environmental Laboratories NYS ELAP # 10108 (914) 231-1620 J=value is an estimate QA Officer Report Number: H = exceeds holding time Date Approved : 1813 07/14/2021 EMAIL 7/14/2021 These analytical results relate only to the sample identified in this report. Page 3 of 4 AX09098 Sample No. Method Test Description Results Qualifier Units DL/LOQ Analyzed on Validator SW846 8260C cis-1,2-dichloroethene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C cis-1,3-dichloropropene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Dibromochloromethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Dibromomethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Dichlorodifluoromethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Ethylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Hexachlobutadiene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Isopropylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Methyl iso-butyl ketone < LOQ ug/L 2.00 05/19/2021 MG SW846 8260C Methylene Chloride < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Naphthalene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C N-butylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C N-propylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C O-xylene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C P & M-xylene < LOQ ug/L 1.00 05/19/2021 MG SW846 8260C P-isopropyltoluene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C SEC-butylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Styrene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C TERT-butylbenzene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Tetrachloroethene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Toluene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C trans-1,2-dichloroethene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C trans-1,3-dichloropropene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Trichloroethene < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Trichlorofluoromethane < LOQ ug/L 0.50 05/19/2021 MG SW846 8260C Vinyl chloride < LOQ ug/L 0.50 05/19/2021 MG Bromomethane and 1,2,4-trichlorobenzene LCS recoveries exceeding the acceptable QC criteria. Established high bias on <LOQ results are valid to report. JC/RWHJr 6/29/21 NYSDOH ELAP and NELAC do not offer accreditation for Alkalinity, Ammonia, Biochemical Oxygen Demand, Total Kjeldahl Nitrogen and Total Phosphorus in the S&HW Matrix. Unless the sample is otherwise qualified, all Quality Control acceptance criteria have satisfied method and NELAC requirements. DL = Detection Limit Approved By LOQ = Limit of Quantitation Robert Hilbrandt Environmental Laboratories NYS ELAP # 10108 (914) 231-1620 J=value is an estimate QA Officer Report Number: H = exceeds holding time Date Approved : 1813 07/14/2021 EMAIL 7/14/2021 These analytical results relate only to the sample identified in this report. Page 4 of 4 Sample No.AX09099 REPORT OF ANALYSIS Westchester County Department of Labs and Research Sample Location : 10 Dana Road Received By : SM JLM Bottle No : S0691 C0159 F32 D5144 G4800 B1041 B608 E3171 K0348 1274 1361 6114 0002 0191 CROTON POINT PARK CROTON, NY 10520 Collection Point : Valhalla, New York 10595 RFW-8 Collected By : STEY & DUVAL Collection Date : 05/12/2021 AT 9:30:00AM Submitted On : 05/12/2021 AT 11:17:00AM PWS No. : Type Descriptor : Source ID : 000 ID of Source : Agency : Croton Landfill Westchester County DEF 270 North Avenue New Rochelle, New York 10801 Attn: Peter Costa pH : Free Cl2 : Residual Cl2 : Sample chilled on arrival ? : YES Sample Type : NP_STRM addt'l Report To : Comment : Method Test Description Results Qualifier Units DL/LOQ Analyzed on Validator Inorganics ASP Metals by EPA 6010C EPA 6010C EPA 6010C EPA 6010C EPA 6010C EPA 6010C EPA 6010C Boron Calcium Iron Magnesium Potassium Sodium < LOQ 197000 108000 69700 3490 49000 ug/L ug/L ug/L ug/L ug/L ug/L 50 06/02/2021 1000 06/02/2021 50 06/02/2021 1000 06/02/2021 100 06/02/2021 100 06/02/2021 MO MO MO MO MO MO 2460 < LOQ 12.6 482 < LOQ < LOQ 16500 23.8 314 < LOQ 261 698 < LOQ < LOQ < LOQ 92.2 ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L