_image credit: https://castlebrookestreamstudy.weebly.com/_

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:

* https://publiclab.org/notes/donblair/08-25-2015/turbidity-001
* https://publiclab.org/wiki/turbidity_sensing

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## Questions

[questions:turbidity]

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## Turbidity sensors

<iframe src="https://docs.google.com/spreadsheets/d/e/2PACX-1vSc9ZCBfiTnvYinkSJSjyk0kuf4D3jma1FnwAyzQQCocynuqYNB5DXJlcKtRYEfCPLY-J_T5Ods3tYZ/pubhtml?gid=28737041&amp;single=true&amp;widget=true&amp;headers=false" style="border:none;width:100%;height:300px;"></iframe>

(see [Water sensors](https://publiclab.org/wiki/water-sensors) for more, and [click here to add to this table](https://docs.google.com/spreadsheets/d/1UwjRqU8kHTwEcnDdO2Zxkr8zkFkaGfyePJ-cdnxJzw0/edit#gid=28737041))


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## Activities

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

[activities:turbidity]

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## Existing work

[notes:turbidity]