중분류 · NACE Rev. 2.1 / TEÁOR'25
37 하수 처리업
Sewerage
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설명
This division includes the operation of sewerage systems or sewage treatment facilities, which collect, treat and discharge sewage into water bodies or operate surface impoundment. This division also includes the operation of wastewater treatment facilities for reuse (for example, agricultural, industrial and road cleaning wastewater or collected rainwater).