2026-10-16
- documents
- 64,385
- pages
- 230,888
- size
- 41.6 GB
- added
- 40,757
- removed
- 0
- changed
- 0
Recorded changes
- added
NYC-WTC_000199140
New York State Department of Health certificate approving ATC Associates as an environmental laboratory for solid and hazardous waste analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199141 – NYC-WTC_000199142
Correspondence from ATC Associates to the NYC Board of Education confirming a site visit on May 18, 2002 for fiberglass dust sampling.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199143 – NYC-WTC_000199146
Document tracking the chain of custody for bulk samples collected at P.S. 234M for AHERA reinspection and fiberglass analysis.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199147 – NYC-WTC_000199150
Record documenting the chain of custody for bulk samples collected at P.S. 234M for AHERA reinspection and fiberglass analysis.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199151
New York State Department of Health certificate approving ATC Associates as an environmental laboratory for air and emissions analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199152 – NYC-WTC_000199153
Correspondence from ATC Associates to the NYC Board of Education confirming a site visit on June 8, 2002 for fiberglass dust sampling.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199154 – NYC-WTC_000199157
Form tracking the collection and chain of custody for ten bulk samples taken at P.S. 234M on June 8, 2002 for fiberglass analysis.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199158 – NYC-WTC_000199166
Laboratory data sheet recording microscopic analysis results for asbestos content in bulk samples submitted by the client.
Education, Dept. of · 9 pages
- added
NYC-WTC_000199167 – NYC-WTC_000199172
Field report documenting indoor air quality measurements including temperature, humidity, and CO2 levels at P.S. 234M on February 25, 2002.
Education, Dept. of · 6 pages
- added
NYC-WTC_000199173 – NYC-WTC_000199176
Letter from ATC Associates reporting indoor air quality measurements collected at P.S. 234M on February 12, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199177 – NYC-WTC_000199182
Field report documenting indoor air quality measurements at P.S. 234M on February 5, 2007, including temperature and humidity data.
Education, Dept. of · 6 pages
- added
NYC-WTC_000199183 – NYC-WTC_000199186
Letter from ATC Associates reporting indoor air quality measurements collected at P.S. 234M on March 6, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199187 – NYC-WTC_000199191
Letter from ATC Associates reporting indoor air quality measurements collected at P.S. 234M on April 11, 2002.
Education, Dept. of · 5 pages
- added
NYC-WTC_000199192 – NYC-WTC_000199195
Letter from ATC Associates reporting indoor air quality measurements collected at P.S. 234M on April 17, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199196 – NYC-WTC_000199201
Field report documenting indoor air quality measurements at P.S. 234M including temperature, humidity, and particulate levels.
Education, Dept. of · 6 pages
- added
NYC-WTC_000199202 – NYC-WTC_000199205
Letter from ATC Associates reporting indoor air quality measurements collected at P.S. 234M on April 19, 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199206 – NYC-WTC_000199212
Field report documenting indoor air quality measurements at P.S. 234M including temperature, humidity, and particulate levels.
Education, Dept. of · 7 pages
- added
NYC-WTC_000199213 – NYC-WTC_000199216
ATC Associates reports indoor air quality measurements collected at P.S. 234M on May 24, 2002 for the NYC Board of Education.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199217 – NYC-WTC_000199220
ATC Associates reports indoor air quality measurements collected at P.S. 234M on May 30, 2002 for the NYC Board of Education.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199221 – NYC-WTC_000199224
ATC Associates reports indoor air quality measurements collected at P.S. 234M on June 6, 2002 for the NYC Board of Education.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199225 – NYC-WTC_000199228
ATC Associates reports indoor air quality measurements collected at P.S. 234M on June 13, 2002 for the NYC Board of Education.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199229 – NYC-WTC_000199235
Field data sheet from ATC Associates documenting indoor air quality sampling conducted on June 25, 2002 at an unspecified location.
Education, Dept. of · 7 pages
- added
NYC-WTC_000199236 – NYC-WTC_000199237
ATC Associates reports real-time respirable particulate monitoring results from April 23, 2002 for lower Manhattan schools.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199238 – NYC-WTC_000199239
ATC Associates reports real-time respirable particulate monitoring results from April 26, 2002 for lower Manhattan schools.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199240 – NYC-WTC_000199241
ATC Associates reports real-time respirable particulate monitoring results from May 1, 2002 for lower Manhattan schools.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199242 – NYC-WTC_000199243
ATC Associates reports real-time respirable particulate monitoring results from May 23, 2002 for lower Manhattan schools.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199244 – NYC-WTC_000199245
ATC Associates reports results of wipe samples for dioxins collected at P.S. 131M on August 23, 2002 to evaluate contamination.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199246
PSC Analytical Services provides Method 8290 analysis results for a dioxin wipe sample collected at P.S. 131M on August 22, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199247
PSC Analytical Services provides Method 8290 analysis results for a second dioxin wipe sample collected at P.S. 131M on August 22, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199248 – NYC-WTC_000199249
ATC Associates reports results of wipe samples for dioxins collected at P.S. 131M on August 23, 2002 to evaluate contamination.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199250 – NYC-WTC_000199251
ATC Associates reports results of wipe samples for dioxins collected at P.S. 131M on August 23, 2002 to evaluate contamination.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199252 – NYC-WTC_000199253
ATC Associates reports results of wipe samples for dioxins collected at P.S. 131M on August 23, 2002 to evaluate contamination.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199254
PSC Analytical Services provides Method 8290 analysis results for a dioxin wipe sample collected at P.S. 131M on August 22, 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199255
Chain of custody document for samples submitted to PSC Analytical Services in Reading, PA for environmental analysis.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199256 – NYC-WTC_000199257
ATC Associates reports air sampling results for metals in airborne dust collected at P.S. 131M on August 22, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199258 – NYC-WTC_000199260
Attachment page from an analytical laboratory report detailing polychlorinated biphenyls (PCBs) testing results for a New York City site.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199261 – NYC-WTC_000199265
ATC Associates reports indoor air quality measurements collected at J.H.S. 131M on August 22, 2002 to verify acceptable air quality.
Education, Dept. of · 5 pages
- added
NYC-WTC_000199266 – NYC-WTC_000199268
Chain of custody form for asbestos bulk samples collected at P.S. 131 M on October 2001.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199269 – NYC-WTC_000199272
Analytical results report for air samples collected at a New York City Board of Education school in August 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199277
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199278
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199279
Transmission electron microscopy analysis sheet for asbestos air samples collected at a New York City Board of Education school in September 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199280
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199281
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199282
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199283
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199284
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199285
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199286
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199287
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199288
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199289
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199290
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199291
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199292
Transmission electron microscopy analysis sheet for asbestos air samples collected at a New York City Board of Education school in September 2002.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199293 – NYC-WTC_000199295
Report detailing asbestos fiber analysis results for air samples collected at P.S. 42M in September 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199296 – NYC-WTC_000199313
Transmission electron microscopy analysis sheet for asbestos air samples collected at a New York City Board of Education school in September 2002.
Education, Dept. of · 18 pages
- added
NYC-WTC_000199314 – NYC-WTC_000199315
Report providing wipe sample results for polychlorinated dibenzo-p-dioxins and dibenzofurans at P.S. 42M in November 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199329 – NYC-WTC_000199330
Report providing wipe sample results for polychlorinated dibenzo-p-dioxins and dibenzofurans at P.S. 42M in November 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199331 – NYC-WTC_000199332
Report providing wipe sample results for polychlorinated dibenzo-p-dioxins and dibenzofurans at P.S. 42M in November 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199333 – NYC-WTC_000199334
Memo regarding limited settled dust bulk sampling for fiberglass at P.S. 42M in September 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199335 – NYC-WTC_000199336
Report of air sampling results for metals in airborne dust at P.S. 42M conducted in September 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199337 – NYC-WTC_000199339
Analytical results report for air samples collected at a New York City Board of Education school in September 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199340 – NYC-WTC_000199341
Report of air monitoring results for silica-containing dust at P.S. 42M conducted in September 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199342 – NYC-WTC_000199343
Attachment page from an analytical laboratory report concerning silica (quartz total) testing.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199344 – NYC-WTC_000199345
Report of air sampling results for volatile hydrocarbon compounds at P.S. 42M conducted in September 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199346 – NYC-WTC_000199347
Report of air sampling results for volatile hydrocarbon compounds at P.S. 1M conducted in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199348 – NYC-WTC_000199351
Analytical results report for air samples collected at a New York City Board of Education school in August 2002.
Education, Dept. of · 4 pages
- added
NYC-WTC_000199352 – NYC-WTC_000199354
Report detailing lead dust wipe sampling results at P.S. 1M in August 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199355 – NYC-WTC_000199356
Laboratory analysis report for lead concentrations in dust wipe samples from P.S. 1M collected in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199360 – NYC-WTC_000199361
Report providing wipe sample results for polychlorinated dibenzo-p-dioxins and dibenzofurans at P.S. 1 Manhattan in November 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199362 – NYC-WTC_000199363
ATC Associates report on polychlorinated dibenzo-p-dioxins and dibenzofurans wipe samples collected at P.S. 1 in Manhattan.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199364 – NYC-WTC_000199365
ATC Associates report on polychlorinated dibenzo-p-dioxins and dibenzofurans wipe samples collected at P.S. 1 in Manhattan.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199367 – NYC-WTC_000199369
Laboratory analytical results for air samples collected on August 27, 2002, under work order RQ2080866 for the Department of Education.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199370
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199371
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199372
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199373
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199374
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199375
Transmission electron microscopy data sheet for asbestos air samples collected on August 24, 2002, for the New York City Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199376
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199377
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199378
Microscopic counting data sheet for asbestos air samples collected on August 24, 2002, for the New York City Board of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199379
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199380
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199381 – NYC-WTC_000199382
ATC Associates report on polychlorinated dibenzo-p-dioxins and dibenzofurans wipe samples collected at P.S. 2M in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199383 – NYC-WTC_000199384
ATC Associates report on polychlorinated dibenzo-p-dioxins and dibenzofurans wipe samples collected at P.S. 2M in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199385 – NYC-WTC_000199386
ATC Associates report on polychlorinated dibenzo-p-dioxins and dibenzofurans wipe samples collected at P.S. 2M in August 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199387 – NYC-WTC_000199388
Chain of custody document for settled dust bulk sampling for fiberglass fibers conducted at P.S. 2M on August 23, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199389 – NYC-WTC_000199390
Chain of custody document for settled dust bulk sampling for fiberglass fibers conducted at P.S. 2M on August 23, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199391 – NYC-WTC_000199393
Chain-of-custody document for limited lead-in-dust wipe sampling at P.S. 2M prepared by Associates Inc. for the NYC Board of Education in August 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199398 – NYC-WTC_000199400
Chain-of-custody document for limited lead-in-dust wipe sampling at P.S. 2M prepared by ITC Associates Inc. for the NYC Board of Education in August 2002.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199401
Laboratory analytical results for air samples collected under work order R02080827 for the Department of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199403
Laboratory analytical results for air samples collected under work order R02080827 for the Department of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199404
Laboratory analytical results for air samples collected under work order R02080825 for the Department of Education.
Education, Dept. of · 1 pages
- added
NYC-WTC_000199405 – NYC-WTC_000199406
ATC Associates report on air sampling for metals in airborne dust conducted at P.S. 2M on August 23, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199407 – NYC-WTC_000199411
Field report documenting indoor air quality measurements including temperature, CO2, and particulates at P.S. 2M on August 23, 2002.
Education, Dept. of · 5 pages
- added
NYC-WTC_000199412 – NYC-WTC_000199413
ATC Associates report on air sampling for volatile hydrocarbon compounds conducted at P.S. 2M on August 23, 2002.
Education, Dept. of · 2 pages
- added
NYC-WTC_000199414 – NYC-WTC_000199416
Laboratory report detailing asbestos fiber analysis by transmission electron microscopy for samples from P.S. 2M.
Education, Dept. of · 3 pages
- added
NYC-WTC_000199417
Laboratory bench sheet tallying asbestos structures seen by electron microscope for an air sample; raw counts, not the reported result.
Education, Dept. of · 1 pages