water clarity

within 25 miles

Aug 20, 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 & Spacehydrocolorcsm2025water quality monitoringsatelliteschesapeake bayestuarynasa-supportednasa-sciactmarine sciencewater samples_nasanasa

Coastal Resilience Design Studio

Coastal Observer

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weatherwatchingpondscoastal communitycoastal communitiesresiliencebeachrainfloodingturbidityweatherseasstormwaterlakesobservationcommunityoceanstormsfeelingsclimatesea level riseriversclimate changeintensifying stormspicturespondingspottingwavesphotoswater claritywaterstreamscoastal

MARIS

EyeOnWater

Capturing water colour of marine and fresh water

Anywhere

Ongoing

Citizen ScienceOcean Water MarineEcology & Environment

University of Missouri

Lakes of Missouri Volunteer Program

Monitor water quality of Missouri Lakes

Multiple locations, including yours!

Ongoing

Citizen ScienceEducationChemistryNature & OutdoorsEcology & EnvironmentOcean Water Marinephosphorusnitrogenstocktontoxinlakevolunteermozingocitizen sciencemissourifiltrationblue green algaequalitychlorophyllfiltersciencesmithvillereservoirlake of the ozarkssedimentmark twainboatcyanotoxinwaternutrientstable rocktrumancitizensecchialgaesecchi diskblue greenmicrocystin

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 ecologycitizen sciencemarine science

MPCA Citizen Water Monitoring Program

Track water clarity on lakes and streams across Minnesota

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentEducationOcean Water Marinevolunteer water qualitylakesstream monitoringcitizen science watersecchi

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 samplingwater monitoringvolunteer water quality

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 & Technologynalakelakes appreciation monthenvironmental educationlake and watershed stewardshipwater claritymonitoring datasecchi diskcitizen scienceaccessible database

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 & Environmentwaterwater qualityvolunteer water quality

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