River Erlaf water temperature in Wieselburg / Austria. Sensor is a DS18B20, and a LSN50-V1 transmits the data via LoRa to a near thethings.network gateway every 15 minutes.

3 Deep Water Probes with 5 Minute Logging

Temperatures echoed via NodeRed

Read water level and water temperature

Water Temperature Buoy - located near Gig Harbor, Washington, Temperature sensor is located 18 inches below water surface. Temp Sensor max error: 0.5 Deg F. The buoy is beached during Minus Tides

Monitoring kualitas air kolam 2 dengan parameter pH, Suhu, dan Kekeruhan

Monitoring kualitas air kolam 1 dengan parameter pH, Suhu, dan Kekeruhan

Channel for monitoring my planted nano tank using the ESP8266

Channel for monitoring my Neocaridina shrimp tank using the ESP8266

Aquarium monitoring using ESP32, temperature sensor DS18B20 and pH sensor SEN0161

Water Temperature

Water Temperature

Some info about the Isar river in Munich like water level, water flow and water temperature, taken from http://hnd.bayern.de and updated quarter-hourly

Fpachecoibz ISI Test swimming pool

South Shore in 4 feet of water. Air temp at end of dock. 18B20 sensor on an ESP-01 processor.