Public Health (Ireland) Act, 1878

Sewage to be purified before being discharged into streams.

19. Nothing in this Act shall authorise any sanitary authority to make or use any sewer drain or outfall for the purpose of conveying sewage or filthy water into any natural stream or watercourse, or into any canal, pond, or lake until such sewage or filthy water is freed from all excrementitious or other foul or noxious matter such as would affect or deteriorate the purity and quality of the water in such stream or watercourse, or in such canal pond or lake.