Water Rangers is a Canadian registered non-profit organization dedicated to improving community water quality monitoring through innovative tools and education. They offer an array of accessible water testing kits designed for both fresh and saltwater, enabling volunteers and organizations in over 20 countries to participate in citizen science. With an open data platform, Water Rangers encourages communities to not only test their water but also to share results openly, supporting better decision-making for environmental protection.

Their products include specialized test kits for various regions, educational resources, and community support initiatives, all aimed at fostering a culture of stewardship and environmental responsibility. Water Rangers also conducts research and provides reports that highlight critical data gaps in water quality, empowering communities to take action. Engaging with local volunteers, the organization is at the forefront of a worldwide movement to safeguard aquatic ecosystems and promote sustainable water management practices. Their commitment to collaboration further extends to partnerships with Indigenous peoples for collective heritage stewardship.