"discharge sewage" is a correct and usable phrase in written English.
It is often used in discussions about wastewater management, environmental issues, or regulations regarding the disposal of sewage. Example: "The company was fined for illegally discharging sewage into the river, causing harm to the surrounding wildlife and water quality."
The zones would make it illegal for boaters to discharge sewage into the water.
"Some water treatment plants discharge sewage into the Sound, mostly because of heavy rains".
In Tijuana, Mexico, near San Diego, a sewage treatment system is in the planning stage, but for now the city continues to discharge sewage into the Pacific, periodically requiring American health officials to close beaches in Southern California.
Most of the high coliform readings came after rainfall except at the two sites furthest downstream; the study theorized that some older buildings in this area of Yonkers may still discharge sewage directly to the river.
While there are sewage-treatment plants in the larger communities in the Mahanoy Creek watershed, there are also leaky sewage disposal systems that discharge sewage into the stream's tributaries.
(i) Decontamination of human and animal wastewater and sewage in hospitals, farms, but also urban sewage, treatment plant discharge, sewage overflow, run-off manure-fertilized agricultural fields and livestock farms; particular interest of decontamination in developing countries where the resistant organisms released in the environment have larger chances to be reacquired by humans and animals.
How do I know they are discharging sewage?
Flourishing districts in São Paulo's metropolitan area expanded without basic sanitation systems, discharging sewage directly into the Tietê and Pinheiros.
Of course, all discharged sewage ultimately goes back into the global water system, although even more indirectly.
Wastewater-treatment plants work to extract the nutrients before discharging sewage into water courses, but they can't remove them all.
In a 2005 Richmond case, the nonprofit environmental organization Baykeeper and the West County Toxics Coalition sued the company, accusing it of discharging sewage into the bay.
