Iron and manganese, often present with hydrogen sulfide, turn the water black and greasy-feeling. If untreated, the water stains laundry, washing machines, sinks and kitchenware. When used in the ...

Brenham officials lifted a shelter-in-place order after drilling releases hydrogen sulfide and oil near Oil Field Road.

Monitors for hydrogen sulfide, an invisible gas found in some oil reserves, were not working when Jacob Dean responded to an alarm to check a pump. Dean was exposed to fatal levels of the gas.