Orange County NC Website
i~ <br />Ornnge County Trigon Project No 036-00.016B <br />Hillsborou h Landfill Site __ 7uly 24, 2000 <br />REPORT OF PHASE IT ENVIRONMENTAL SITE ASSESSMENT <br />HILLSBOROUGH LANDFILL SITE <br />IIL LSBOROUGFI, NORTH CAROLINA <br />Trigon Project No 036-00-016D <br />1.0 PROJECT DESCRIPTION <br />Trigon Engineering Consultants was retained by the Orange County Manager's Office to <br />conduct a Phase II Environmental Site Assessment (ESA) of the 67-acre parcel of land <br />that includes the closed Hillsborough Landfill. The goal of this assessment, in <br />conjunction with a geoteclmical evaluation of the property also completed by Trigon, was <br />to define the extent of the land Filling at the property, and to evaluate whether there aze <br />hazardous substances in soil and groundwater, or landfill gas that could pose a threat to <br />human health or the environment. <br />The prgject site is located near the Fairview neighborhood in Hillsborough, North Cazolina <br />(see the Site Location Map included in Figure 1) The approximately 67-acre property is <br />comprised of hvo tracts of land: a wooded, 25.4-acre tract owned by the town of <br />Hillsborough, and an abutting 41.75-acre paroel owned by Orange County.. The county's <br />portion of the site is a mix of open and wooded areas, including approximately 10 acres that <br />was used as a refuse and debris landfill starting in the 1950's until the early 1970's <br />2.0 PHASE I ENVIRONMENTAL SITE ASSESSMENT <br />2.1 SUMMARY OF THG PHASE T GSA <br />On May 18, 2000, Trigon completed a Phase I Enviromnenta] Site Assessment (ESA) on <br />the Hillsborough Landfill site. The Phase I ESA was completed in general accordance <br />with ASTM E-1527 "Standard Practice for Environmental Site Assessments: Phase I <br />Environmental Site Assessment Process." <br />TRIGONGNGINEERlNG CONSULT.IN7S, INC Page 1 <br />