Contamination is the presence of harmful substances in soil, water, or air. Contaminated land is land where those substances pose a serious or material risk to health or the environment. In contrast, clean earth is natural soil, rock, or sand free from waste or hazardous contaminants—safe for reuse and exempt from regulation.

Contaminated land management in Queensland is shaped by two distinct frameworks: the National Environment Protection (Assessment of Site...

Having a clear and simple definition of what constitutes clean earth or clean fill seems like a no-brainer, but it is something that has...

Updated 22 September 2025 Contaminated land auditors  are independent professionals approved under Queensland’s Environmental Protection...

In Queensland, contaminated land auditors fill the role of independent certifiers of contaminated land investigations and related work on...

Queenslanders know Queensland is special, and when it comes to contaminated land audits and assessments, it's no different. Contaminated...