questionText: To ask the Secretary of State for Environment, Food and Rural Affairs, if he will make an assessment of the potential impact of septic tanks on the cleanliness of rivers; and if he will make it his policy to ban septic tanks (a) in the catchment areas of chalk streams and (b) near other watercourses.
answerText: Large numbers of properties in rural areas of England rely on on-site water treatment systems as they are not connected to mains sewerage systems. Septic tanks, the most common on-site sewage treatment systems in these areas, are regulated to ensure they ...
heading: Rivers: Sewage