Acknowledgements iv

Acronyms and abbreviations v

Executive summary vii

1. Results area: drinking-water quality and safety 1

2. Results area: sanitation, wastewater and environmental surveillance 3

3. Results area: regulation 5

4. Results area: WASH in health care facilities 7

5. Results area: integration of WASH with other health programmes 10

6. Results area: WASH evidence and monitoring 13

 6.1 WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (JMP) 13

 6.2 UN-Water Global Analysis and Assessment of Sanitation and Drinking-Water (GLAAS) 15

7. Results area: burden of disease from WASH 18

8. 25 in ’25: Snapshots of data, people and places behind WHO’s WASH work 20

9. Value for money 24

10. References 27

Annex 1. Strategic framework and theory of change across the 2018–2025 and 2026–2035

strategy period 30

Annex 2. Overview of WHO WASH expenditure 35

Annex 3. Selected recorded sessions 37