Environmental Sensors | Hydrology, meteorology, siesmology & solar

ESS Earth Sciences

Happy New Year from all of us at ESS. Our factory continues to operate as normal, but our administration staff are generally working from home, so email is the best way to get in touch, or use the contact form linked below.

What Are Staff Gauges?

Staff gauges (Staff Gages in the USA) look like oversized rulers, that are permanently installed in a body of water. They provide a quick visual...

Greenspan’s new website

Greenspan's new website is now live. The entire range of Australian-made water quality sensors has been moved to our new website www.greenspan.com.au. Here you can...

PLT-10 Point Load Tester – Video

PLT-10 Point Load Tster The PLT-10 is an Australian-made point load tester designed for continuous use. It is small enough to be portable but heavy...

What weather sensor should I use?

For the uninitiated understanding what weather sensor does what, is daunting. Many sensors' names are rooted in ancient languages, exacerbating things further. Fear not, ESS...