廃水の画像素材（写真・イラスト） 1ページ目

Industrial drainage system with five blue pipes discharging water into a reservoir. Concept of water management, wastewater treatment, and environmental engineering, spillway

多摩川上流水再生センターの沈殿池

環境・エコロジー - 水の安全・水源保護・水資源問題・水質汚染

多摩川上流水再生センターの沈殿池

Sanitary equipment

海に漂うプラスチックゴミ

多摩川上流水再生センターの沈殿池

Two sensors of hot water temperature in a basement plumbing system

Wastewater treatment plant. A new pumping station.

home problem icon

Close-up of black dimpled waterproof membrane roll at an indoor construction area for foundation and wall protection.

Contaminated water from the canalization pipes pollutes clear river

Wastewater from treatment system falling in natural river

Treatment pipes discharging wastewater and polluted river

食品工場プラント　廃水処理システム

Sewage treatment plant, Water treatment plant from industry factory, Wastewater treatment plants, Water supply water recycling plant for reuse, Aerial view.

Foamy water flowing beside young green rice plants in agricultural field showing irrigation pollution and environmental impact in rural farming landscape

Plumbing Solid Icon Set Featuring Bold Vector Symbols Of Pipes, Water Systems, Tools, And Maintenance. Clean Modern Style Ideal For Web, Apps, Construction Projects, And Infographics.

Jan 18 2026 Modern flood retention basin in green suburban park.

Human brain with highlighted blood vessels, 3D illustration.

Environmental engineers checking industrial wastewater discharge and water treatment conditions near factory drainage channel

rain gutter icon

septic tank icon

gutter drainage icon

gutter drainage icon