Pipe valve on a drainage outlet releasing water into a polluted creek, closeup of metal pipe and rust, environmental drainage infrastructure and wetland contamination scene.

pipe valve water drainage outlet pollution river stream flow metal rust leak environment wetland erosion conservation industrial infrastructure plumbing sewage discharge pipeline hose faucet outdoors nature contaminated dirty spill marsh vegetation reflection puddle rusty closeup engineering maintenance repair agriculture irrigation stormwater creekbank ecosystem waterway control background foreground