Concentrations of polycyclic aromatic hydrocarbons (PAHs) greater than regulatory guidelines in soil and groundwater are commonly detected during environmental site assessments. Trace Associates Inc.’s technical experts routinely encounter PAH exceedances and have successfully navigated regulatory requirements to explain the exceedances, address realistic risk, and avoid unnecessary remediation. Appropriate data assessment through appropriate sampling, screening, and an in-depth understanding and correct application of the guidelines related to PAHs and petroleum hydrocarbons is critical for developing a management strategy.

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