What do site assessments for HOT Generic Remedy cleanups evaluate?

Site assessments for heating oil tank (HOT) Generic Remedy cleanups are critical in determining the extent of contamination caused by leaked heating oil. Evaluating the presence of free product and groundwater impact is essential because these factors directly influence the potential risk to both the environment and human health.

The presence of free product refers to uncontained liquid heating oil that has escaped from the tank and can float on top of groundwater, leading to further contamination of water resources. Groundwater impact assessment is crucial as it helps ascertain whether contaminants have leached into the groundwater, which can affect drinking water supplies and ecosystem health.

By focusing on the direct consequences of the heating oil leak, this evaluation helps in planning appropriate remedial actions needed to clean up the site effectively. Evaluating these elements is vital for ensuring that the site is safe for future use and complies with environmental regulations. This importance underscores why this answer is recognized as correct in the context of HOT Generic Remedy cleanups across Oregon.