Environmental/Contamination Investigation

  iEnvi was engaged by a private client to complete a Preliminary Site and Further Delineation Investigation (PSI and FDI) for a Section 53V Audit of a residential property to provide additional site information that would address data gaps identified by an Auditor in a previous contamination assessment for the site which would assist in

read more
auto recycling environmental site investigation

iEnvi was engaged by an automotive recycling company to undertake a preliminary site investigation at a recycling facility in Melbourne, Victoria. The company wished to refinance the site and require an assessment of the level of environmental and human health risk associated with the automotive recycling processes and chemicals at the site. iEnvi completed historical

read more
acidic landfill remediation

  Large consistent volumes of landfill leachate emanating from a restored landfill site. The landfill had been used for many years, for the disposal of domestic and vehicle batteries and it was believed other wastes were also tipped. This leachate posed a threat to local surface and groundwater. Domestic landfill leachates can display a variety

read more
UPSS abandonment anddecommissioning underground fuel tank QLD

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

read more
mixed wastewater reedbed systems

The wastewater was highly contaminated with amines and phenols (COD up to 5000mg/l). The facility used a batch processing method, which meant the water was highly variable, and very difficult to treat by conventional methods.  Starting with demonstration that soil based reed beds were the ideal solution as they were versatile enough to handle the

read more
reed beds pesticide remediation

An old industrial site that had been used as a pesticide research and development facility required remediation. The ground and underlying aquifer was heavily contaminated with pesticides and other chemicals. Initially the contaminated soils were removed and partially treated by thermal desorption. Next, a groundwater treatment system was installed. This consisted of 4 reed beds

read more
sustainable sewage technology

  Turlinjah is a small community of 70 people on the NSW South coast of Australia. Previously sewage was collected in septic tanks located less than 200 meters from extensive oyster leases in the Tuross Lake. There was concern about the untreated septic discharge into this sensitive receiving environment. Monitoring of the area showed levels

read more
hydrogeology water contamination

iEnvi was engaged by a Council north of Brisbane, QLD, to review environmental authority (EA) compliance, groundwater trends and risks at five landfill sites. A comprehensive data compilation and transformation was undertaken, along with a data quality review. Statistical analysis of the data was completed including the basic statistics (average, minimum, maximum, 80th and 120th

read more
targeted soil investigation nbn

iEnvi was engaged by a large construction company to conduct Targeted Soil Investigations and Insitu Waste Classifications (TSI/WC) in advance of trenching to install NBN infrastructure, for a portion of recreational properties across Brisbane known to be historical landfill and contaminated sites. The purpose of the TSI/WC was to investigate soil that was to be

read more
lead contamination

iEnvi was engaged to conduct a Targeted Soil Investigation (TSI) to delineate historical lead from a former rifle range, for a portion of a recreational property proposed to be developed into a sports field development for a local government north of Brisbane. The purpose of the TSI was to delineate the extent of lead contamination

read more