According to §134 of the Austrian Water Law (WRG), clause 1, public water supply systems including water protection areas need to be audited by authorised experts or qualified institutions and companies according to hygienic and technical criteria. The audits have to be carried out at least in five-year intervals.


We carry out technical audits according to §134 WRG and we provide an objective assessment of the technical and hygienic conditions of your water supply system:

  1. Competent

  2. Careful

  3. Independent

TECHNICAL AUDIT ACCORDING TO §134 WRG

Non-Revenue Water ManagementRN-WLM-EN.html
Condition AssessmentRN-Zustand-EN.html
Hydraulic ModellingRN-Netzanalyse-EN.html
Rehabilitation PlanningRN-Reha_EN.html
Technical Risk ManagementRN-Tech-RM-EN.html

Technical Audit according

§134 WRG