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Building the tools to care for your local waterways.
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View all ›25 parameters tested ▾
ice on, air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, current weather description, flow, hardness, odour, water surface, oxygen, ph, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, salinity, secchi depth (clarity), water depth, water level, water temperature, water use
View form & equipment15 parameters tested ▾
ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature
View form & equipment13 parameters tested ▾
ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, water temperature
View form & equipment13 parameters tested ▾
ice on, air temperature, alkalinity, chlorine, conductivity, current weather, current weather description, hardness, oxygen, ph, weather in the past 24hrs, weather in the past 24hrs description, water temperature
View form & equipment16 parameters tested ▾
ice on, air temperature, algae, alkalinity, chlorine, clarity, colour, current weather, hardness, odour, ph, pollution sources, weather in the past 24hrs, water flow, water level, water temperature
View form & equipmentRecent photos
View more photos ›-
Osprey Marsh, Johnny Bower Park, 30 May 2026
Dataset: Water Rangers Water Quality Testers -
Jon Duerr Forest Preserve Fox River, 26 May 2026
Dataset: Water Rangers Water Quality Testers -
Jon Duerr Forest Preserve Fox River, 26 May 2026
Dataset: Water Rangers Water Quality Testers -
Jon Duerr Forest Preserve Fox River, 26 May 2026
Dataset: Water Rangers Water Quality Testers