Note that with the “DFR” sensor, we get a signal output very close to VCC (in digital mode) when the sensor is not submerged or is in clear water (and a bit lower than that in analog mode). Here’s one ...

I’ve actually installed commercial versions of this in cisterns for monitoring water levels (and then driving control and warning systems). They are very accurate, and as far as I know are still ...

Use a TIF distance sensor to measure the water depth, such as one of the ones at SparkFun that measure up to 250mm in increments of 1mm. The water has a different index of refraction, and will ...

Using a small sensor, an Arduino Pro Mini, a relay, transformer, and an outlet box, he created a system that can detect the amount of water in the tree's tray and blink a morse code message when ...

As an example, if you have a Samsung SmartThings Water Leak Sensor, you would download the SmartThings app. After installing the app, follow the prompts to configure your new leak detector.

I now have it "working" using two types of sensors. I have a float sensor which just gives me a binary on/off. This works fine and would probably do what I need. Bonus for it being made for wet ...

A WiFi-enabled, real-time home water-meter sensor is affordable, easy to install and makes saving water as easy as looking at a smartphone.