For how long can contaminated soil remain on-site without a DEQ permit?

The correct duration for which contaminated soil can remain on-site without a Department of Environmental Quality (DEQ) permit is 30 days. This regulation exists to ensure that contaminated materials do not pose a risk to the environment or public health for extended periods. Managing contaminated soil efficiently is crucial, as extending the duration it remains on-site without proper oversight could lead to leaching of contaminants into the surrounding environment, affecting groundwater and nearby ecosystems.

Understanding this timeframe is essential for compliance with environmental regulations and for implementing best practices in the management of contaminated sites. Proper awareness of these guidelines helps in planning appropriate remediation strategies within the allotted time frame while minimizing potential liabilities.