Waterlab (Pty) Ltd provides the following services:


  • Compliance monitoring as per Green-Drop Requirements
  • Guidance with sampling programs
  • Evaluation and inspection of sewage treatment plants
  • Assessment of, and sampling of different process units
  • Assessment of Plant performance and compliance
  • Training of plant operators
  • Analyses of sewage samples according to DWS guidelines and standards
  • Analyses of industrial effluents according to Municipal by-law requirements
  • Loading of results on the Green Drop System


Amongst others, Waterlab (Pty) Ltd conducts the  following analyses on raw- and treated sewage:


  • Biochemical Oxygen Demand (BOD)
  • Chemical Oxygen Demand (COD)
  • Kjeldahl Nitrogen (TKN), Free- and Saline Ammonia and Nitrate
  • Oxygen Absorbed (OA)
  • Ortho- and Total Phosphate
  • Dissolved Oxygen
  • Sludge Volume Index
  • Settleable- and Suspended Solids (SS)
  • Total Solids (TS) and Volatile Suspended Solids (VSS)
  • Volatile Fatty Acids (VFA)
Sewage & Industrial Effluent