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Water quality
activity:water-quality

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: [questions:water-quality] **** ## Monitoring * [Water sampling](/water-sampling) * [Water sensors](/water-sensors) * Posts on #water-monitoring * Posts on #water-testing * Posts on #reagents ## Water quality parameters Read about different water quality parameters here, including pH, nitrogen, conductivity, temperature, ORP and turbidity: * https://publiclab.org/common-water-contaminants Also see this overview of 7 ways to monitorn water quality: * https://publiclab.org/notes/anngneal/12-08-2017/7-ways-to-measure-monitor-and-evaluate-water-quality ## Groups and projects working on water quality issues: [wikis:project:water-quality] **** ## Water quality related pages [wikis:parent:water-quality] **** ## Activities [activities:water-quality]...


Author Comment Last activity Moderation
MadTinker "We take two different samples: one sample is used for local chemistry analysis (alkalinity, pH, hardness, ...). That sample is collected typically ..." | Read more » over 2 years ago
mariaN41 "Thanks!!! Marketing is fashionable!!! https://gym-expert.com/ " | Read more » over 2 years ago
mariaN41 "Thanks!!! Marketing is fashionable!!! https://gym-expert.com/ " | Read more » over 2 years ago
stevie "Thanks @MadTinker! Question for you - The sample bottles I found here are a little smaller than ones I've used in the past, and the ones suggested ..." | Read more » over 2 years ago
MadTinker "Nice explanation. I do this a few times a month and this is the same procedure accepted in Colorado. The one minor difference is the option to use ..." | Read more » over 2 years ago
yaa8616 "A great article to begin with. True Hindi Shayari And to be honest Harsh is one of the person on this planet that inspire me to have my own blog an..." | Read more » over 2 years ago
it_sabt_mollasadra "Mollasadra Company Company Register Brand Register Company Register Brand Register White Board " | Read more » over 2 years ago
stevie "Good catch on DNR! I'll edit now. For the other one, people will have full printouts of the folder with them, so they would have the full pages for..." | Read more » about 3 years ago
dswenson "I did this! Nice work -- this should prove to be useful in facilitating the violations reporting process! Consider editing "Preparing to Report" sl..." | Read more » about 3 years ago
JOHN "more " | Read more » about 3 years ago
DrJohnBarrett "I have more sophisticated instruments for water quality testing, if needed.. " | Read more » over 4 years ago
stevie "Also, we split up the kit before the workshop. We had the students divide into groups and rotate through the testing, so everyone was able to get h..." | Read more » over 4 years ago
stevie "Here's the page we put together to make a worksheet for students. It's from the materials in the book, but since we were doing this with 10 or so s..." | Read more » over 4 years ago
gretchengehrke "Here's another resource for soil sampling procedures: https://archive.epa.gov/region9/toxic/web/pdf/ee-soilsampling-sop-env-3-13.pdf. " | Read more » over 4 years ago
warren "OK, my next thought on this would be to scan 2 at once instead of 3, so that at least any non-evenness would be symmetric horizontally. But I'm not..." | Read more » almost 5 years ago
programmer1200 "Hi Warren I'm also working on a beers law based machine for testing one cuvette at a time and measuring the amount of light penetrating through the..." | Read more » almost 5 years ago
warren "I think the light is not evenly distributed, and in the scan I took, there's just more light in the middle. I'd like to correct for this but it's e..." | Read more » almost 5 years ago
warren "Some questions I have: How important (and for what types of sampling) is refrigeration? How quickly do different types of samples have to be shipp..." | Read more » about 5 years ago
jpkearns "Our systems are simpler, lower in cost, and made from common local materials. Please get in touch if you have questions - www.aqsolutions.org " | Read more » over 6 years ago
eustatic "very cool. good question regaring the water pressure control, I've often wondered that myself. " | Read more » almost 7 years ago
liz "FYI Public Lab, additional informal conversation on this is also happening on the WeChat app -- let us know if you want to join there " | Read more » almost 7 years ago
stevie "Why have I not seen this before? this one is Great! " | Read more » almost 8 years ago