Safe Water Quantity
Current post-emergency FDMN standard.
Maximum Distance
Current post-emergency FDMN standard.
Functional Tap
Tube Well
E. coli
Free Residual Chlorine
| Indicator | Emergency | Current FDMN / Post-Emergency | Use in Rapid Needs Assessment | Source |
|---|---|---|---|---|
| Minimum provision of safe water | 15 L/person/day | ≥20 L/person/day | Use 20 L/person/day as the main benchmark for routine FDMN needs analysis. | Cox's Bazar WASH Sector Standards Directory, revised 10 Oct 2022; Water Supply Strategy for Rohingya Response, Jan 2025 |
| Maximum distance from household to nearest water point | 500 m | ≤100 m | Measure actual access and additionally assess slope, stairs, muddy paths, safety and disability barriers. | Cox's Bazar WASH Sector Standards Directory, 2022 |
| Functional taps | 1 / 250 users | 1 / 250 users | Verify functionality and actual population served. | Cox's Bazar WASH Sector Standards Directory, 2022 |
| Shallow/deep tube well | 1 / 500 users | 1 / 250 users | Use post-emergency benchmark for FDMN routine analysis. | Cox's Bazar WASH Sector Standards Directory, 2022 |
| E. coli in drinking water | 0 CFU/100 ml | 0 CFU/100 ml | Applies to source and household stored drinking water. | Cox's Bazar WASH Sector Standards Directory, 2022 |
| Free Residual Chlorine – FRC | 0.2–0.5 mg/L | 0.2–0.5 mg/L | Apply routine sector benchmark; outbreak response may require separate operational guidance. | Cox's Bazar WASH Sector Standards Directory, 2022 |
<15 L/person/day = Severely inadequate
15–<20 L/person/day = Below current FDMN standard
≥20 L/person/day = Meets current FDMN quantity benchmark