The hazards associated with working in sewage treatment plants are well known,
with sewage treatment workers exposed to airborne biological and chemical agents.
Only recently, have studies around the world started to reveal the higher mortality rates, incidences of certain cancers, various infections and cardiopulmonary diseases of this specialised workforce.
HEALTH PROBLEMS AMONGST WASTEWATER TREATMENT WORKERS
Several studies in the US, Denmark, Sweden and Kuwait, returned similar findings when studying the
health and mortality rates of wastewater workers against control groups.
- Gastrointestinal tract symptoms such as abdominal pain and stomach cancer
- Respiratory symptoms such as chronic bronchitis, toxic pneumonitis, asthma and wheezing
- Central nervous system symptoms such as headache, unusual tiredness, and difficulty concentrating
- Cancer in the larynx, stomach, liver, prostate and blood (Leukaemia)