NYC-WTC_000232844

NYC 9/11 Public Portal Document

____________________________ STUYVESANT HIGH SCHOOL____________________________ Respirable Particulates Concentrations and Ambient area air sample TEM results for asbestos Date Total Outdoor Range of Number of Number of Number of Results of TEM Number Readings indoor readings readings air samples asbestos analysis of readings >40 ng/m’ to < > 65 pg/m'’ collected for (sti-ucturcs/mm2) readings 65 p.g/m^ (24 hrs asbestos (Area clearance collected (24 hrs average) TEM criteria <70 average) analysis structurcs/mm2) 11/18/01 192 27 and 32 9-40 0 0 21 No structures Detected 11/19/01 120 50 and 94 20 - 57 26 0 21 No stnictiucs Detected 11/20/01 120 12 and 18 4-36 0 0 21 No stnictiires Detected 11/21/01 123 26 and 27 11-47 1 0 21 No structiucs Detected ______________________ No sampling was performed - Tlianksgiving Holiday 11/23/01 No respirable particulate readings were collected - Tlianksgiving Holiday 21 No structures Detected 11/24/01 No respirable particulate readings were collected - Weekend 21 No structiucs Detected 11/25/01 No respirable particulate readings were collected - Weekend 21 No stnictiires Detected 11/26/01 120 29 and 73 15-63 47 0 21 No structiucs Detected 11/27/01 120 36 and 43 15 - 52 5 0 21 No stnictiucs Detected 11/28/01 123 50 and 87 22-63 39 0 21 No structures Detected 11/29/01 124 37 and 43 9-49 6 0 21 No structiucs Detected 11/30/01 124 84 and 89 27 - 66 W I 21 No stnicturcs Detected 12/1/01 No respirable particulate readings were collected - Weekend 21 No structures Detected 12/2/01 No respirable particulate readings were collected - Weekend 21 No stnicturcs Detected 12/3/01 124 70 and 120 20 - 90 80 19 21 No siruclures Delected 12/4/01 124 110 and 113 30 - 94 77 30 21 No structiucs Detected 12/5/01 124 53 and 85 27-80 84 1 21 No stnictiires Detected 12/6/01 123 47 and 58 27-70 66 2 21 No structiucs Detected 12/7/01 123 4 and 63 15 - 52 13 0 21 22.24 structurcs/nuW were detected in one sample 12/8/01 No respirable particulate readings were collected - Weekend 21 No struclurcs Dclcclcd 12/9/01 No respirable particulate readings were collected - Weekend 21 No stnictiucs Detected 12/10/01 12.3 76 and 85 22 - 66 56 1 21 No stnictiires Detected 12/11/01 123 35 and 49 13-50 1 0 21 No structiucs Dclcclcd 12/12/01 127 58 and 60 26-63 14 0 21 No stnictiires Detected 12/13/01 127 100 and 105 41 - no 28 97 21 No siruclures Delected 12/14/01 126 85 and 89 31 - 107 84 21 No structures Detected 12/15/01 No respirable particulate readings were collected - Weekend 21 No stnictiires Detected 12/16/01 No respirable particulate readings were collected - Weekend 21 No stnictiucs Detected 12/17/01 127 38 and 54 14-34 0 0 21 No stnictiires Detected 12/18/01 127 3 and 4 2 - 10 0 0 21 No siruclures Delected 12/19/01 126 22 and 31 11-28 0 0 21 No stnicturcs Detected 12/20/01 127 7 and 53 6 - 32 0 0 21 No siruclures Delected 12/21/01 118 12 and 26 3 - 14 0 0 21 No structiucs Detected 12/22/01 No respirable particulate readings were collected - School was closed for 21 No stnictiires Detected ____________________________ holidays___________________________________ 12/23/01 No respirable particulate readings were collected - School was closed for 21 No slrucliircs Dclcclcd holidays 12/24/01 No respirable particulate readings w ere collected - School was closed for 21 No stnictiires Detected ____________________________ holidays___________________________________ 12/25/01 _______________________________ No sampling was performed - Chrislinas day 12/26/01 No respirable particulate readings w ere collected - School was closed for 21 No stnictiires Detected ____________________________ holidays___________________________________ 12/27/01 No respirable particulate readings were collected - School was closed for 21 One sample was not holidays analyzed. No asbestos was detected by qualitative scan 12/28/01 85 32 10 - 31 0 0 21 No stnicturcs Detected 12/29/01 52 18-30 o’ o’ 21 No siruclures Delecled 12/30/01 94 W 9-29 0 0 21 No structiucs Detected 12/31/01 94 30 7-26 0 0 21 No stnictiires Detected 1/1/02 No saiiipliiig was performed - New Year day 1/2/02 127 15 and 30 5 - 19 0 0 21 No stnicturcs Detected 1/3/02 127 18 and 20 8-27 0 0 21 No structures Detected 1/4/02 127 20 and 25 5-20 0 0 21 No structures Detected 1/5/02 No respirable particulate readings were collected Weekend 21 No stnictiires Detected 1/6/02 No respirable particulate readings were collected - Weekend 21 No structures Detected 1/7/02 127 15 and 32 8-30 0 0 21 No stnicturcs Detected 1/8/02 12 and 15 5-17 0 0 21 No slrucliircs Delected 1/9/02 127 34 and 40 12 - 37 0 0 21 No structures Detected 1/10/02 122 38 and 49 15 - 38 0 0 21 No stnictiucs Detected

CITY_21MC100_009138621

NYC-WTC_000232846