water clarity

within 25 miles

Jan 11, 2026

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Made possible by the NASA Citizen Science for Earth Systems Program (CSESP), the Chesapeake Water Watch is a joint project between the Smithsonian Environmental Research Center (SERC) and the City College of New York (CCNY).

Chesapeake Water Watch (CWW)

Improve Chesapeake Bay water quality

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEcology & EnvironmentAstronomy & Spaceestuarynasa-sciact_nasacsm2025water quality monitoringnasachesapeake baywater samplessatellitesmarine sciencenasa-supportedhydrocolor

Coastal Resilience Design Studio

Coastal Observer

Engaging citizens to monitor weather and water in our changing environment.

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weatherrainstreamswavesstormsstormwaterlakesriversweatheroceancoastalpondspondingwater clarityresiliencepicturesseasintensifying stormsclimateclimate changespottingfloodingwaterwatchingobservationsea level riseturbiditybeachphotoscoastal communitiescoastal communitycommunityfeelings

University of Missouri

Lakes of Missouri Volunteer Program

Monitor water quality of Missouri Lakes

Multiple locations, including yours!

Ongoing

Citizen ScienceEducationChemistryNature & OutdoorsEcology & EnvironmentOcean Water Marinecyanotoxincitizen sciencefilternutrientssecchi disklakereservoirtoxinstocktonvolunteerchlorophylltable rockmark twainlake of the ozarksfiltrationmissourisciencewatertrumansecchisedimentqualityboatphosphoruscitizenalgaemozingonitrogenblue greenmicrocystinblue green algaesmithville

Atlas of Life in the Coastal Wilderness AND Sapphire Coast Marine Society

Long term marine ecology project

Monitor the seasonal/annual changes in marine species diversity

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & EnvironmentClimate & WeatherNature & Outdoorsmarine ecologymarine sciencecitizen science

MPCA Citizen Water Monitoring Program

Track water clarity on lakes and streams across Minnesota

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentEducationOcean Water Marinecitizen science watervolunteer water qualitysecchistream monitoringlakes

Santa Barbara Channelkeeper

Stream Team

Monitor the health of local streams for better management

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEcology & EnvironmentBiologyNature & OutdoorsChemistrywater samplingvolunteer water qualitywater monitoring

North American Lake Management Society

The Secchi Dip-In

Monitoring the water quality of lakes, rivers, and estuaries.

Multiple locations, including yours!

Ongoing

Citizen ScienceChemistryGeology & Earth ScienceClimate & WeatherOcean Water MarineBiologyNature & OutdoorsEcology & EnvironmentEducationComputers & Technologywater claritysecchi diskenvironmental educationmonitoring datacitizen sciencelakes appreciation monthlake and watershed stewardshipnaaccessible databaselake

Water Action Volunteers

Wisconsin's Water Action Volunteers

To help preserve and protect Wisconsin’s streams and lakes.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineChemistryNature & OutdoorsEcology & Environmentwatervolunteer water qualitywater quality

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