NYC-WTC_000233682

NYC 9/11 Public Portal Document

RESPONSE GUIDELINES

Safety Checklist: □ Do not eat, drink, or smoke at the site. □ Do not taste or smell the water samples. □ Do use the general PPE included in the emergency water sampling kit. □ Avoid all contact with the water, and flush immediately with clean water in the case of contact. □ Slowly fill sample bottles to avoid volatilization and aerosolization. □ Minimize the time that personnel are on site and collecting samples.

General Sampling Guidelines: □ Properly label each sample bottle. □ Carefully flush sample taps prior to sample collection, if applicable. □ Collect samples according to method requirements (e.g., w/o headspace for VOCs). □ Add preservatives or dechlorinating agents as specified. □ Carefully close sample containers and verify that they don’t leak. □ Wipe the outside of sample containers with a mild bleach solution if needed. □ Place sample containers into a sealable plastic bag. □ Place samples into an appropriate, rigid shipping container. □ Pack container with frozen ice packs. □ Complete “Sample Documentation Form” (Section 3.8). □ Complete “Chain of Custody Form” (Section 3.9). □ Secure shipping container with custody tape. □ Comply with any other sample security provisions required by participating agencies.

EXITING THE SITE Time of Site Exit:

Site Exit Checklist □ Verify that hatches, locks, etc. are properly secured. □ Remove all samples, equipment, and materials from the site. □ Verify that all samples are in the cooler and properly seal the cooler. □ Remove all PPE at site perimeter. □ Place disposable PPE and other trash into a heavy-duty plastic trash bag. □ Verify that the perimeter has been properly secured before leaving the site. □ Ensure that all documentation has been completed before leaving the site perimeter. □ Comply with any site control measures required by participating agencies. □ Contact incident commander and inform them that the team is leaving the site.

SIGNOFF Site Characterization Team Leader: Print name Signature Date/Time:

44 Interim Final - August 2004

CITY_21MC100_004992383

NYC-WTC_000233726