Neutral Drainage Treatment
nounPronunciation: /ˈnjuːtrəl ˈdreɪnɪdʒ ˈtriːtmənt/
The management and treatment of mine drainage that has neutral to alkaline pH, typically containing dissolved metals and salts without strong acidity. This drainage type requires different treatment approaches than acid mine drainage, often using settling ponds and chemical precipitation.
Plain English
Treating mining water that isn't acidic but contains dissolved metals needing removal.
Etymology & History
Usage
"The abandoned iron mine's neutral drainage treatment system employed ferric coagulation and settling to remove dissolved manganese before discharge to the river."
Style guide notes: Clarify pH range when mentioning neutral drainage to avoid confusion with true neutral.
Also known as
Contrasted with
Related Terms
Frequently Asked Questions
What contaminants are in neutral mine drainage?
Dissolved metals like manganese, iron, zinc, and salts without significant acid.
Which treatment methods work best for neutral drainage?
Chemical coagulation, precipitation, settling ponds, and constructed wetlands.
Why Test Candidates on This?
Important for mine-specific water treatment design and environmental compliance.
Required skill level: Mid