Strengthening National Monitoring Systems: GLAAS works to strengthen national monitoring systems for WASH by collecting data on countries' national targets and aligning them with SDGs. This helps in tracking progress towards universal access to safe drinking-water, sanitation, and hygiene.

Data Quality Improvement: GLAAS focuses on increasing the quality of data collected through rigorous quality assurance processes and collaboration with WHO regional and country offices. Improving data quality is essential for informed decision-making and monitoring progress in the WASH sector.

Addressing Emerging Issues: GLAAS responds to emerging issues such as climate resilience, gender equality, and the impact of events like the COVID-19 pandemic on WASH systems. By staying flexible and responsive to changing circumstances, GLAAS aims to contribute to better health outcomes and increased access to WASH services globally.