Reducing the Costs for WWTP Digester Clean-Outs

Friday, April 12

10:00 AM - 10:25 AM

Location: Mojave Learning Center, Renaissance Palm Springs Hotel

SWRCB Wastewater: 0.05 CEU

CWEA: .5 Contact Hours

Practice Area: Operations & Maintenance

South Orange County Wastewater Authority’s Regional Treatment Plant, located in Orange County, California developed a unique system to remove sludge from its four 950,000 gallon anaerobic digesters. Using a rotary drum screening process, the plant has reduced its sludge clean-out costs from $120,000 to $10,000 per digester.

Learner Outcomes:

Learn how the South Orange County Wastewater Authority's Regional Treatment Plant developed a unique system to remove sludge from its four 950,000 gallon anaerobic digesters.
Describe how an RTP mechanic’s idea evolved to transform a $120,000 maintenance item to a $10,000 expense.
Discuss how a drum screen can be utilized to reduce the clean out cost of an anaerobic digester.

Level: Intermediate; working knowledge of subject matter / journeyman level staff

Primary Speaker(s)

Jesus Rodriguez

Business Development Manager
JWC Environmental
Santa Ana, CA

Track Facilitator(s)

Patricia Butler

Chief Engineer
Santa Margarita Water District
Rancho Santa Margarita, CA