Placer County Air Pollution Control District

Union Pacific tests more eco-friendly locomotive

Union Pacific unveiled a freight locomotive that tests technologies to meet stricter regulations on emissions during a ceremony Wednesday at the J.R. Davis Yard in Roseville. The e ...

Roseville to reconsider marijuana smell nuisance

The Roseville City Council will reconsider a proposed ordinance to prohibit backyard medical marijuana plants. The item was introduced to the council in July and essentially shelv ...

Placer air quality dropping, temperature rising

Imagine clamping on the lid of a pressure cooker and then cranking up the heat. That’s what’s in store for the Auburn area over the next few days as a high-pressure system coo ...