Tyler Water Utilities has issued several mandatory water use restrictions after the Lake Palestine Water Treatment Plant is ...

Calibration is one of the most critical steps in the pH measurement process. Some of the common calibration-related problems include out-of-range slope values and cell constants, inaccurate readings ...

A new Arizona law requires public schools in the state to enforce stricter phone-use policies and limit student access to the internet and social media starting beginning this school year. Gov. Kate ...

Tyler residents and businesses are asked to use less water after critical equipment at a water plant stopped working.