Slow Sand Filtration
Biologically active sand-bed filtration method that removes turbidity and pathogens from municipal drinking water.
Core metadata
- ID: slow_sand_filtration
- Era: Industrial
- First known date: 1804 (exact)
- Region: Scotland and England
- Review status: source_checked
- Maturity: established
Prerequisites
Dependents
Fields
Field lanes
- Water & Sanitation Systems: Drinking Water Treatment
Node sources
- Preventing Waterborne Germs at Home (CDC, 2026, official_agency) • Supports: node, maturity
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 1
- Average edge confidence: 68%
- Prerequisite sources: 1
- expert_inference: 1
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Sand & Charcoal Water Filtration (water_filtration_sand_charcoal) | enabling | 68% | expert_inference | Sand & Charcoal Water Filtration provides a capability that enables this technology without being the only possible path. |
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