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 Victorian EPA requested an investigation at an industrial site in Coolaroo to meet General Environmental Duty requirements. iEnvironmental Australia (iEnvi) conducted the investigation, identifying low risk overall but finding bonded asbestos in recently excavated soil stockpiles and elevated levels of dissolved metals in groundwater. Investigation and Findings: iEnvi installed three groundwater monitoring wells and
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iEnvironmental Australia’s growth in the market means that we’re looking at expanding our network of sub-consultants (independent contractors), with a goal of reaching 100 sub-consultants by the end of 2022. During the four years as a company (and eight years since iEnvironmental Australia was first formed) we have seen growth, coupled with disruptions, both globally
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iEnvironmental Australia (iEnvi) was engaged by Transport for NSW (TfNSW) to provide waste classification and beneficial reuse assessment near the Jenolan Caves in the Blue Mountains. The Problem: Construction works on the Jenolan Caves Road project involved excavation of soil and bedrock. Some of that material had been impacted by anthropogenic activities, and all
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iEnvi was engaged by the client to complete a Targeted Soil Assessment relating the footprint of a shed previously located onsite. This was required by the council to assess the suitability of the site for the proposed residential development. The shed site covered an area of land during previous soil investigation and the underlying soil
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iEnvi was engaged by a local restaurant owner to manage the decommissioning and abandonment of three underground storage tanks (USTs) at a restaurant in Hervey Bay, QLD. The site is currently on the QLD Environmental Management Register (EMR) for historical use of the site as a commercial service station. The client wished to have the
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iEnvi were engaged by an engineering firm on behalf of a regional council to undertake a Construction Environmental Management Plan (CEMP) and components of an Environmental Impact Statement (EIS) for the construction of a sports complex. The CEMP was required for development approval of the site. The construction processes included clearing of existing vegetation, major
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Microbiologically Influenced Corrosion (MIC) is a term that refers to the change (either acceleration or inhibition) in corrosion caused by the presence of microorganisms (bacteria, yeast, fungi), typically as a result of their metabolic activities. The most commonly known outcome of MIC is a dramatic acceleration in the rates of corrosion, typically in the form
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iEnvi was engaged by a local council in the Southern Highlands to conduct an insitu Waste Classification (WC) and an excavated natural material (ENM) Assessment of soil beneath a segment of road to be redeveloped. The purpose of the WC and ENM Assessment was to characterise the soils beneath the segment of road planned
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