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Water quality

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Rivers, oceans, lakes, aquifers, groundwater, stormwater, urban canals, underground streams, estuaries, and more -- we are passionate about water quality! This page will help you find resources to explore the waterbodies you care about, and connect with other people who have the same interests:

Questions on Water Quality:

Title Author Updated Likes Comments
How can I test whether beach foam is natural or potential pollution? @bhamster over 2 years ago 3
Will high turbidity levels affect the babylegs trawl? @stevie over 2 years ago 1
What are ways to monitor for oil and gas spills on private property? @stevie over 2 years ago 2
Looking for water controller resource @lanesharman over 2 years ago 1
Bioluminescence Detector @otimmerman077_stu over 2 years ago 2
Are there examples where environmental concerns were addressed as a result of people filing complaints (or suspected permit violations)? @stevie over 2 years ago 7
How can you tell if a sheen on water is bacterial or petroleum (oil)? @stevie over 2 years ago 1
Are there simple tests for nitrates in well water? @stevie almost 3 years ago 8
DFRobot Turbidity Sensor Troubleshooting @mimiss almost 3 years ago 5
Reused fracking water? @charlotte_clarke almost 3 years ago 1
Can you relate Secchi disk measurements to turbidity sensor measurements? @wmacfarl almost 3 years ago 7
How can I calibrate a turbidity sensor? @wmacfarl over 2 years ago 4
Pros/cons to cheap handheld water meters for pH, TDS, conductivity? @warren almost 3 years ago 3
How can we relate water quality sensor measurements to oil/gas pollution? @wmacfarl about 3 years ago 2
What water quality data can we collect to investigate oil/gas pollution? @wmacfarl over 2 years ago 2
How can DIY/community-collected environmental data be used? @wmacfarl about 3 years ago 4
Why do individuals/organizations want to collect water quality data? @wmacfarl over 2 years ago 3
How can I make my own test with temperature sensor , ph sensor , DO sensor and ORP sensor with displayed on OLED screen . Thank you @safari about 3 years ago 0
Can anyone tell what is wrong with my coqui? @stevie over 3 years ago 13
Seeking Info re Commercial Low-cost Lead Screening Products @read_holman over 3 years ago 8
Any tips on the search for accessible and safe stream entry points in an urban forest? @LaurenComSciATL over 3 years ago 0
What are simple tools are available to test salinity level in wetlands ecosystem? @Filipaul over 3 years ago 1
DIY conductivity Sensors @roberts_ecofarm almost 4 years ago 6
Dissolved Oxygen Testing and Citizen Science @belkinsa over 3 years ago 7


Monitoring

Water quality parameters

Read about different water quality parameters here, including pH, nitrogen, conductivity, temperature, ORP and turbidity:

Also see this overview of 7 ways to monitorn water quality:

Groups and projects working on water quality issues:

Title Updated Version Views Likes
Water Quality Sensor 24 days ago by warren 13 8,998 1
BabyLegs about 3 years ago by warren 14 2,783 6
Coqui conductivity sensor over 3 years ago by warren 57 3,373 22
Riffle: an Open Source Water Monitoring Approach almost 5 years ago by warren 100 4,253 21
KnowFlow about 5 years ago by liz 2 986 2
Open Water over 5 years ago by klie 122 3,695 18
infoamazonia-network about 7 years ago by vjpixel 2 326 2


Water quality related pages

Title Updated Version Views Likes
Assess Turbidity in Water over 3 years ago by liz 13 1,936 2
Common Water Contaminants over 3 years ago by warren 36 1,105 3
Nitrogen over 3 years ago by warren 3 133 1
Water quality parameters over 3 years ago by warren 13 636 2
Filters over 3 years ago by warren 11 166 2
Conductivity of Water and Community Science over 4 years ago by gilbert 5 528 1
pH over 4 years ago by warren 4 334 0
Turbidity Measurement Methods & Regulations almost 5 years ago by gilbert 1 1,012 0
Water Sensors over 4 years ago by Nova 41 4,126 6
Water Sampling about 5 years ago by warren 2 1,134 2
NPDES over 5 years ago by warren 17 367 0
Parâmetros de qualidade da água almost 7 years ago by vjpixel 3 2,896 0
water quality indices about 7 years ago by vjpixel 5 411 2
What's going on in Water Monitoring? over 8 years ago by kanarinka 5 357 9
Water Quality Primer with Jeff Walker over 8 years ago by kanarinka 4 402 3
The Open Water Project: FAQ over 8 years ago by donblair 4 425 0


Activities

Purpose Category Status Author Time Difficulty Replications
PureLab:Experiment and Installing Water Filters Record In Banmentun - - @shanlter - - 0 replications: Try it »
Water Quality Testing At Turkey Creek - - @Delaney - - 0 replications: Try it »
Coqui BBv1.0: Testing conductivity of a solution observe draft @donblair 1h easy 1 replications: Try it »
Draft: Collect a sample for laboratory analysis - - @warren - - 0 replications: Try it »
Practice reporting suspected frac sand violations - - @stevie - - 0 replications: Try it »
How to test a water sheen to tell if it is bacterial or petroleum - - @stevie - - 0 replications: Try it »
Draft: Find the concentration of a liquid with a DIY spectrometer - - @warren - - 0 replications: Try it »
How to collect a water sample - - @stevie - - 0 replications: Try it »

Activities should include a materials list, costs and a step-by-step guide to construction with photos. Learn what makes a good activity here.