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This is a draft page. (briefly define turbidity here)

Add background info:

  • Info about regulations
  • Info about ecological or human health impacts
  • Advocacy leverage points
  • Constraints we're working within: cost, complexity, sensitivity, time

There are a LOT of resources available on these pages by @donblair and others:


Title Author Updated Likes
Water Filter Effectiveness @Mempet 3 months ago

Ask a question  or help answer future questions


Here's a list of different turbidity sensors and measurement systems. See below for some Do-It-Yourself approaches to measuring turbidity, and this page for more information on how turbidity sensors works.

(see Water sensors for more, and click here to add to this table)


Activities for people to test methods (these develop over time)

Purpose Category Status Author Time Difficulty Replications
Turbidity sensor prototype - - @donblair - - 0 replications: Try it »
Turbidity Sensor - - @bhickman - - 0 replications: Try it »
Photo Documentation of Turbid Waters for Advocacy - - @gretchengehrke - - 0 replications: Try it »

Add an activity  or request an activity

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

Existing work

Title Author Updated Likes
In addition to testing for pH, what other water quality testing have you utilized, such as turbidity, conductivity, dissolved oxygen (DO), etc.? Can you share your experience with these? @gilbert 12 days ago
Draft: Find the concentration of a liquid with a DIY spectrometer @warren 26 days ago
What's an easy way to compare two liquid samples with a spectrometer? @warren about 2 months ago
Water Filter Effectiveness @Mempet 3 months ago
Rough prototype of video analysis tool for monitoring a pixel's brightness/color over time @warren 5 months ago
Is there a water quality equivalent of Smoke School, the EPA air pollution observer certification? @warren over 1 year ago
Design Specifications for Field Camera @tonyc over 1 year ago
Turbidity Sensor @bhickman over 1 year ago
Removing ambient interference from turbidity measurements through signal modulation @donblair almost 2 years ago
Show 4 more
PureLab:Experiment and Installing Record In Banmentun @shanlter about 2 years ago
Turbidity sensor prototype @donblair about 2 years ago
Photo Documentation of Turbid Waters for Advocacy @gretchengehrke about 2 years ago
Turbidity 001 @donblair over 2 years ago

agriculture mining water-quality turbidity method