EarthEcho’s Water Challenge Test Kit is easy-to-use and enables anyone to sample local water bodies for basic water quality parameters: temperature, pH, turbidity, and dissolved oxygen. These kits are ideal for field use, supporting reliable environmental monitoring with a compact, lightweight design.
- Cost: $119.00 + shipping per kit
- A single Water Challenge Test Kit has enough supplies to run 50 water quality tests. One kit is perfect for a classroom of 25 students.
- For larger groups or events, Water Challenge Test Kits can be purchased in bundles.
Bring hands-on science to life with the Water Challenge Test Kit, a complete field-ready solution for testing and understanding key indicators of water quality. Perfect for classrooms, community science groups, and environmental organizations, this kit allows users to measure multiple water parameters with accuracy, clarity, and ease.
- Comprehensive testing: Covers pH, dissolved oxygen, temperature, and turbidity.
- Hands-on learning: Designed for group experiments, field trips, or classroom instruction.
- Durable and reusable: Quality materials ensure multiple uses with refill reagent availability.
- Educational and environmental focus: Helps learners understand real-world water health and ecosystem balance.
- Bilingual instructions: Accessible for both English and Spanish speakers.
The Water Challenge Test Kit contains 5 complete individual sample jars, designed for group or classroom activities. Every kit includes essential components for basic water quality testing for up to 50 individual tests:
- 5 Instruction booklets (English/Spanish) — Clear, bilingual step-by-step guide to performing each test.
- 5 Sample collection jars — Durable and reusable for safe water sampling.
- 5 pH test tubes — For testing acidity or alkalinity of water samples.
- 5 Dissolved oxygen (DO) vials — Used to measure the oxygen content crucial for aquatic life.
- 5 Secchi disk decals — For assessing water clarity and turbidity.
- 10 Temperature strips (one 14–40°C and one 0–12°C) — Simple, stick-on thermometers for quick readings.
- 50 pH reagent tablets
- 100 Dissolved oxygen reagent tablets
- 5 Color charts — Enables precise comparison for pH, DO, and turbidity results.
- 5 Mini pencils — For recording observations directly in the field or classroom.
- Total Quantity: 1 box containing 5 complete test kits
- Dimensions: 13 x 13 x 4 in
- Weight: 2.1 lbs (0.95 kg)
- Packaging: Compact and reusable box for easy transport and storage
Thank you for your interest in the Water Challenge Test Kit! Our kits are currently on backorder, but we anticipate they will be available in approximately 3 weeks. In the meantime, please use this form to express your interest and help us gather important information as we work to restock.
By filling out this form, you’ll be the first to know when kits are available for ordering. We appreciate your patience and enthusiasm for water quality testing!
For Xylem employees, we have a limited number of sponsored kits available. Please indicate your affiliation on the form if you’re interested.
If you have any questions, feel free to reach out to EarthEcho at wwmc@earthecho.org.
Are you a Xylem Employee interested in ordering Water Challenge Test Kits? Please use this form to submit your request.

