Legal hold notice for WTC documents, undated

NYC 9/11 Public Portal Document

01-50''O'

Commissioners WTC Update for 9/30/01

Batteiy Park City

The playground area in North Battery Park City is still scheduled tor Monday at / .warn lo oe cleaned. This will include the removal of sand from the sandboxes. This cleanup has been delayed to this point at the request of Battery Park Conservancy. Playground area is still not secured aid DEP has maintained the recommendation that it should have been cleaned up Immediately. The EPA has confirmed tonight that the park will begin being cleaned at 7am on 10/1/01 regardless of the weather conditions. issues at Gateway Plaza:

The facade of the 600 building (375 South End Ave), the garage area and inner court yard are still being cleaned .It is the responsibility of the building owners to assure the integrity of the apartments inside the buildings. They are aware of the EPA requirements for sampling and clearing apartments.

The checkpoint and wash station located at the SW corner of South End Ave. and Albany Street has not been moved. Consideration for it’s relocation to the NE comer of South End Ave. and Albany Street was made in an effort to ease the access for tenants into the complex. However, it has been determined that easy access is available at the existing location. The PD is fully aware Of tile sensitivity of titts matter aid understands the need for tenants to easily access their apartments without imparting undue burdens on security restrictions.

4 Financial Center

No change from 9/29/01 update. Inspection of the building on 9/28 revealed contamination of lobby areas, restaurant and several bar areas. Some windows were blown out on the facade facing south. No cleanup work observed inside building. Cleanup Is the responsibility of ths building owner, including inside areas, facade and rooftop. We will put outside area on list for cleanup as a priority to give access to the building.

Greenwich to Broadway between Chambers and Murray

This area was opened on 9/28, based on two consecutive days of air monitoring showing levels below reguaitory levels. New perimeter wss moved from Chambers to Murray. Air sampling continues in this area to verify clearance levels. PCM results for 9/30 and TEM results (for PCM samples above .Olfibers/cc on 9/29) are as follows: PCM 9/30/01 PCM 9/29/01 TEM results from 9/29

Park Place and Church 0.024 fibera/ee 0.020 fibera/eo 16(a/mm2} Park Place and Greenwich <0.009 fibers/cc <0.009 fibers/cc NA Murray and''‘-u. 0.1 0.042 fibera/cc 0.041 fIbera/ee 40(B/mm2) Murray and Greenwich <0.009 fibers/co <0.009 fibors/oc NA 9/30:Two of these results are high. High winds again have Increased the level of dust in the air. Note: PCM is the more conservative method of analysis. These samples along with other samples that have shown an increase are being sent out for TEM analysis. TEM analysis for 9/29 samples resulted in acceptable results for maintaining new perimeter. There are acceptable levels below 70 structures/mma. 9/30 PCM samples above .Olfibers/cc have been sent out for TEM analysis. Both PCM and TEM are Indoor standards used in mostly Static settings. The dynamic outside

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