TWS professional and technical experience includes;


  • Field operations for major water quality research projects in Darwin Harbour involving specialist federal government agencies such as Geoscience Australia, The National Rivers Institute and CSIRO Land and Water.


  • Complex surface water studies at all northern Australian Department of Defence facilities including Bradshaw Field Training Area, Mount Bundy Training Area, Kangaroo Flats, Robertson Barracks and Tindal Air Base.


  • Potable water supply and environmental monitoring programs in Kakadu National Park including liaising with traditional indigenous peoples with a range of indigenous cultural backgrounds.


  • Collection, dispensing and incubation of bacteriological samples for testing for the indicator bacteria E. coli and coliforms in remote areas, whilst maintaining sterile conditions and techniques without the provision of laboratory facilities.


  • Sampling and assessment of potentially contaminated waters including untreated and treated wastewater effluent.


  • Major groundwater investigations in the Daly River basin’s major springs, bores and surface waters, along with specialist studies of fish stocks using ‘Electro-Fishing’ research techniques.


  • Coordination and organisation of sample preservation and dispatch to a wide range of NATA accredited service laboratories. This includes completion of ‘Chain of Custody’ documentation, results receipt and collation and entry into a range of database systems. TWS technicians routinely enter data into graphic systems using standard Microsoft® software and more advanced graphics including Surfer® and Sigma Plot®.


  • Comprehensive experience in the AUSRIVAS assessment technique including collection and sorting of samples and employing various models and statistical evaluations of data


  • Coordination and execution of complex, limnological field testing and sampling programs on Manton River Reservoir, Darwin River Reservoir, Lakes Julius and Moondarra in Mount Isa (QLD) and Lake Argyle (W.A.).


TWS has been involved with extensive Studies on;


  • Lakes Julius and Moondarra; the two water supply reservoirs supplying the mining city of Mount Isa in Queensland.


  • Darwin River Dam and Manton Dam; water supply reservoirs supplying Darwin the capital city of the Northern Territory.


  • Lake Argyle; Australia’s largest freshwater lake/reservoir in northern West Australia used mainly for agricultural irrigation purposes and water supply to the town of Kununurra, the regional centre of the Kimberly.


  • Lake Wood; the largest natural lake in the Northern Territory and an extremely important environmental feature of Australia’s arid zone.


In all of the projects TWS has been engaged, since the inception of the company in 2001, our safety record is flawless. Safety for our staff, the client/public and the environment is our first consideration and our highest priority.