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 | ||
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JasmineKurb | "Wow, This is amazing. Science is completely based on experiments. If you are staying science then you should know how to do experiments and you mus..." | Read more » | over 2 years ago | |||
Fleer | "@hspencer22 Great news that you are working with Marc Glass--his group is excellent. Please reach out to CAES if we can help with anything else. Th..." | Read more » | almost 3 years ago | |||
Ag8n | "The conductivity cell should take the place of Rx. So disconnect the conductivity cell, disconnect Rx, leave the one of the conductivity cell conn..." | Read more » | almost 3 years ago | |||
alejobonifacio | "Thanks @Ag8n for the explanation! I am learning a lot! :nerd_face: " | Read more » | almost 3 years ago | |||
alejobonifacio | "Hi @Ag8n! What you suggest sounds interesting. Would it be something similar to the attached diagram? " | Read more » | almost 3 years ago | |||
Ag8n | "Further note-EC is electrical conductivity " | Read more » | almost 3 years ago | |||
Ag8n | "Especially in mixtures, not all soluble solids are conductive. So yes, you can dissolve (or sometimes suspend) something inert in water. We would..." | Read more » | almost 3 years ago | |||
warren | "This is very cool! I do wonder if TDS is going to be consistently correlated with conductivity -- i may just not be well informed but isn't it poss..." | Read more » | almost 3 years ago | |||
Ag8n | "Look up conductivity cell and wheatstone bridge Instead of feeding DC into the weatstone bridge, the audio signal is fed in. One leg of the wheats..." | Read more » | almost 3 years ago | |||
alejobonifacio | "Thanks for your suggestion @Ag8n, sounds very interesting to try. Anyway I have to be honest and say that I don't quite figure out how to do what y..." | Read more » | almost 3 years ago | |||
Ag8n | "It looks like the Coqui is a pretty well designed instrument. But, some of the pharmaceutical instruments would send the tone through a bridge. T..." | Read more » | almost 3 years ago | |||
alejobonifacio | "Hi @warren! Yes, 0.1-1 g/L is a useful range at least in rivers in this part of the world, in fact for this river test it worked well. I still have..." | Read more » | almost 3 years ago | |||
liz | "Thank you for this close and careful work <3 " | Read more » | almost 3 years ago | |||
warren | "Hi @alejobonifacio i wonder if there is an 'ideal' range if we can use resistors or capacitor sizes to shift that to our looked-for "search range" ..." | Read more » | almost 3 years ago | |||
liamann67 | " Expert tips for writing bsb42015 answers easily When it comes to writing different assignments in leadership and management. Download the s..." | Read more » | almost 3 years ago | |||
royshaw | "Thank you for sharing this. It is great to know how the environmental test results to health standards worked. A clean environment reflects on the ..." | Read more » | almost 3 years ago | |||
hspencer22 | "Thanks for sharing this resource! Turns out, we are working with one of the researchers listed on here. I had no idea he was part of this organizat..." | Read more » | almost 3 years ago | |||
liz | "Network map in Little Sis by @marinaraHQ https://littlesis.org/oligrapher/7566-why-is-nys-dec-delaying-on-greenidge-air-permits " | Read more » | almost 3 years ago | |||
liz | "Hi @belkinsa it's amazing to hear from you and get a glimpse into your current work! Please keep us posted. I appreciate your tireless open science..." | Read more » | almost 3 years ago | |||
Ag8n | "The last heard, Ohio decided it was excessive levels of fertilizers that caused the problem. So, the solution was to limit when fertilizers could ..." | Read more » | almost 3 years ago | |||
marinaraHQ | "I think it would be great- really excited to work with you this coming weekend! I read over the materials you posted, I think the fishing bobs woul..." | Read more » | almost 3 years ago | |||
EdMallon | "The ones from Fisher Scientific and Thermo have notably better quality seals than no-name brand tubes. So if you are putting them somewhere swampy ..." | Read more » | almost 3 years ago | |||
bhamster | "Thanks for this update, @EdMallon! I read the full post you linked and laughed at "Pro-Minillennium Falcons." :smiley: The Falcon tube housing is n..." | Read more » | almost 3 years ago | |||
bhamster | "For finding a researcher to analyze health registry data and create a health study, the Center for Applied Environmental Science (CAES) might be a ..." | Read more » | almost 3 years ago |