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 | ||
|---|---|---|---|---|---|
| mimiss | " Here's a place to start: https://publiclab.org/wiki/stories " | Read more » | about 4 years ago | |||
| Ag8n | " The United States pharm. had a lot of tests for lead and other elements( like arsenic and barium). You can't argue with its scientific validity- ..." | Read more » | about 4 years ago | |||
| read_holman | "Hi @smmontgom - Good to see your name again! And thanks for this. You did share this with me at point, though a number of months ago now. It fell o..." | Read more » | about 4 years ago | |||
| read_holman | "Found this which is relevant: Lead-based paint testing technologies: summary of an EPA/HUD field study (1999) http://abacus.bates.edu/~raustin/Flu..." | Read more » | about 4 years ago | |||
| read_holman | "An update: I haven't received any new studies yet aside from those I already knew of and linked to above: Three EPA funded evaluations (done in ~20..." | Read more » | about 4 years ago | |||
| warren | "this is so cool :-) On Fri, Apr 5, 2019 at 2:11 PM \<notifications@publiclab.org> wrote: Hi! There's been a response to a discussion you're..." | Read more » | about 4 years ago | |||
| smmontgom | "Hi @read_holman, I may have already shared this with you, but these are results we got with strips from Silver Lake Research (which is the OEM for ..." | Read more » | about 4 years ago | |||
| mimiss | "and a beautiful open-source one created by Pieter van Boheemen in Amsterdam. https://github.com/PieterVanBoheemen/RWXBioFuge this has been used at..." | Read more » | about 4 years ago | |||
| mimiss | " and one more made from a salad spinner! http://www.labonthecheap.com/index.php/2018/03/15/a-salad-spinner-centrifuge/ " | Read more » | about 4 years ago | |||
| read_holman | " Hi @warren -- oh yeah you pointed me to this page a few weeks ago. I think the merging / linking of content is fine. I've kept wanting to go back ..." | Read more » | about 4 years ago | |||
| warren | " Hi @read_holman - there's some information (not nearly as much as you're asking for) up at https://publiclab.org/common-water-contaminants#Lead, w..." | Read more » | about 4 years ago | |||
| mimiss | " Here's another cool hand-powered centrifuge made from a fidget spinner: https://www.instructables.com/id/Lab-Centrifuge-Fidget-Spinner/ " | Read more » | about 4 years ago | |||
| warren | " Love this! I think there are a bunch of use cases, yeah! also there's a number of power drill based centrifuges out there... This method for extr..." | Read more » | about 4 years ago | |||
| ayushi_gupta | " Great post! I am actually getting ready to across this information, is very helpful my friend. Also great blog here with all of the valuable infor..." | Read more » | about 4 years ago | |||
| Ag8n | " My mistake, it chemiluminesces in the red, not the blue. Sorry about that. " | Read more » | about 4 years ago | |||
| warren | " Found a way to use an online equalizer! https://publiclab.org/questions/warren/03-01-2019/can-we-use-a-guitar-tuning-app-to-get-numeric-data-from-..." | Read more » | about 4 years ago | |||
| warren | " Noting as a reference, this interesting video on making maps of conductivity data! @mimiss " | Read more » | about 4 years ago | |||
| Ag8n | " I've used ion chromatography(IC) to analyze for a number of ions, including nitrate and nitrite. The new instruments dedicated to IC are much bet..." | Read more » | about 4 years ago | |||
| Ag8n | "Warren got most of the problems with kjeldahl. Here are a few more. Kjeldahl testing takes some specialty glassware. It's not terribly hard to l..." | Read more » | about 4 years ago | |||
| shritejkhopade8 | "a screenshot you could post? thaks for posting " | Read more » | over 4 years ago | |||
| warren | " Hi all! With help from @zengirl2, @asnow and @bronwen, we've posted a new Coqui activity with a smaller breadboard and flatter wiring here: https:..." | Read more » | over 4 years ago | |||
| warren | "Hi all! With help from @zengirl2, @asnow and @bronwen, we've posted a new Coqui activity with a smaller breadboard and flatter wiring here: https:/..." | Read more » | over 4 years ago | |||
| warren | " I had seen a post on Instagram a while back of people measuring the pulses from a Coqui using an Arduino... but i was thinking more about this and..." | Read more » | over 4 years ago | |||
| EdMallon | "You can use a Pro Mini (or any other Arduino with an Atmel processor) to measure temperature using only the mcu. I think this is the best "No-Par..." | Read more » | over 4 years ago |