NYC-WTC_000227078

NYC 9/11 Public Portal Document PAGE f -OF / ■ ATC ASSOCIATES INC. POTABLE WATER SAMPLING - CHAIN OF CUSTODY TOTAL # OF SAMPLES; 104 EAST 2STH STREET, lOTH FLOOR NEW YORK, NEW YORK 10010 PHONE: 212-353-8280 FAX: 212-353-8306

Client Name: NYC Board of Education Project No: 41617°0563 Date:

Project Address: M833 /100 Trinity Place, NY, NY 10006 Turnaround Time: Rush Y. Investigator: Chacko Mathew Project Manager: Efstathiou Analysis Required: Seebelmv

Lab Results Sample ID# Sample Location Specific Time Container Preservative (AM) Capacity Specific Free Residual Turbidity Color Odor pH Conductivity Chlorine Vio-V-cN vs 'r\'< ' 500ml none 1 IV ^0-6 S / frcusVS Yc, s STS 500ml none 7.0^ \ H - r <' r a f VaM.'sVo. s VO 6.-UX-5-7 500ml none kA u ^(-1 L a. VslisVeT Vc^sVcVCV-A

-5? Vs)lVc-V V-sa-svsVt-s G-:>-c"5 3 500ml none It €*^5 ^\.i t- —_21^_ 50ml none is i\^-3 W\fel3 - 3.|i(

fA<<Sl ' Sjii - LC \aJc-Vc -i V OxaV\\ Cl/ G 15-0^ SOOml none H.t' a 7.of C f i>\

_____ --1V Vjt-V-2 500ml none TIT iJd

500ml none o H COMMENTS: (ADDITIONAL COMMENTS K On BACK) I to DATE/nME RECEIVEP B/CSIGNATUl^ BEI/)W)

I RELIN^yySHED BY (SIGNATURE BELOW) DATEmMt

W—;■ 3bA»>- PRINT NAME (BELOW) o PRIN1S<AME (BELOW) o 1 o o TESTING PROVIDED BY: LABORATORY DIRECTOR SIGNATURE DATE/TTME CO LO CO O NA’S ELAP# AIHANLLAP# PRINT NAME: CO ifcklyjU.fmnib.lilFg^VTISO.

NYC-WTC_000227078