Groundwater Hydrocarbon Sheen vs. Measurable LNAPL: What’s the Difference and When Must You Notify the EPA in Australia? Understanding the Difference Undissolved hydrocarbon (i.e. fuels and oils) contamination in groundwater may appear as either a sheen or measurable Light Non-Aqueous Phase Liquid (LNAPL). Knowing the difference is critical for assessing risk and ensuring compliance with
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Project Overview: iEnvironmental Australia (iEnvi) conducted a Delineation Investigation (DI) at anindustrial site located in the northwest of Sydney, following a request from the NSW EPA based on the findings of potential risk in a baseline environmental investigation. The site, involved in aerosol and paint manufacturing, required a thorough assessment to determine contamination levels and
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The NSW EPA released new Guidelines on the Duty to Report Contamination in July 2015, replacing the 2009 version. The update was significant both for companies and individuals that have knowingly or unknowingly polluted groundwater or soil, or have contamination on property they own or manage. The Duty to Report Contamination Guidelines provides detailed guidance
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