https://www.knowyourh2o.com/outdoor-3/citizen-science-global-surface-water-quality-database-map
Citizen Science Global Surface Water Quality Mapping Tool
Citizen Science and Community Outreach - The Development of a Global Surface Water Quality Scoring and Mapping Tool
surface water qualitycitizen sciencemapping toolglobal
https://www.env.nm.gov/surface-water-quality/
Surface Water Quality Bureau
surface water qualitybureau