Wastewater manager Matt Thompson grabs a sample of water from the middle of the treatment process at the Paso Robles sewage treatment plant in May 2015.
Wastewater manager Matt Thompson grabs a sample of water from the middle of the treatment process at the Paso Robles sewage treatment plant in May 2015. Joe Johnston jjohnston@thetribunenews.com
Wastewater manager Matt Thompson grabs a sample of water from the middle of the treatment process at the Paso Robles sewage treatment plant in May 2015. Joe Johnston jjohnston@thetribunenews.com