Streamway depth in Ogof Ffynnon Ddu 1, measured in a pot downstream of "The Step". The sensor is a 4-20mA submersible pressure sensor with a depth range of 0-4m.
Capture my Swimming pool data using an ESP8266. Duplicated on a local web interface. Also posted to MySQL via PHP Post.
Air quality data measured using a WeatherDuino Pro2 Plus weather station
Wind Speed in KTS and Wind Direction in DEG. Located in Docklands, London, UK
A 3 square metre evacuated tube solar hot water system mounted on a roof with 20deg inclination and South orientation.
DHT11 Weather station (IdeaSpark) in kitchen at SunnySide Burra
Temperature reading with a Raspberry Pi and DS18B20 thermometer in a glass of Gin and Tonic