All of OOWA’s Registered Professional Program (RPP) participants are distinguished by a special star which matches the colour of their classification that is listed in the legend on the right-hand column of the map. OOWA members participating in the RPP are onsite professionals committed to pursuing a special designation requiring continuing education and ongoing skills training specific to the onsite wastewater industry.
  • Academic | Training
  • Consult & Design
  • Installer
  • Maintenance & Service
  • Private Inspection
  • Pumper
  • Government
  • Regulator
  • Other
  • Engineer
  • Supplier
  • Student
  • Manufacturer
  • Planner
  • Distributor
  • Precaster
  • Laboratory
  • Builder | Renovator
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