This agreement will provide assistance to the city of philadelphia health department air management services (PHL AMS) to support the national air toxics TREND site (NATTS) program

This action will award PHL AMS with $15,000 toward their FY26-28 NATTS grant, which has a total approved ceiling of $45,000. The remaining $30,000 is contingent on availability. Activities:the purpose of this grant is to support and operate a NATTS site to fulfill the need for long-term hazardous air pollutants (HAPS) or air toxics monitoring data of consistent quality. This site is part of a 27-site national network of air toxics monitoring stations. The network is tracking trends in ambient air toxics levels to facilitate measuring progress toward emission and risk reduction goals. The recipient will analyze quality assured air toxics samples for selected hazardous air pollutants and submit results to the national air quality database. This grant enables PHL AMS to provide laboratory support for the national air toxics TREND site (NATTS) in washington DC. PHL AMS will use the grant funds to analyze the filters for to-11 (CARBONYLS). Subrecipient:no subawards are included in this assistance agreement.outcomes:long-term monitoring of ambient air toxics levels facilitates the identification of areas of concern, characterization of risk, and tracking of progress. The monitoring network is intended, over a six year period, to be able to detect a 15% difference (TREND) between two successive 3-year annual mean concentrations within acceptable levels of decision error. Direct beneficiaries of these activities are the district of columbia residents who will have decreased risk of adverse health effects, including cancer and neurological effects.