LADPW Backgrounder
Clean LA

LADPW Logo Project Pollution Prevention
1 (888) CLEAN LA


The County of Los Angeles Department of Public Works oversees public education and information programs designed to reach the 10 million residents of Los Angeles County with crucial messages about protecting the environment. These programs are part of a comprehensive effort to help residents understand the impact they have on the environment and the steps they can take to protect and improve it.

The major topics addressed by the County’s environmental programs are stormwater pollution prevention, proper management of household hazardous waste, recycling used motor oil and smart gardening techniques.

The stormwater pollution prevention campaign educates the public about what they can do to prevent pollution and keep oceans and waterways clean. The campaign uses a variety of different means to educate County residents about stormwater pollution prevention, including a toll-free environmental hotline, 1 (888) CLEAN LA and Web site,

  • The County of Los Angeles Household Hazardous Waste (HHW) program provides free HHW Roundup events to help residents dispose of old paint, oil, cleaners and other chemicals, every weekend. The County now accepts electronic or “e-waste” including computers, printers, televisions, VCRs, cell phones, fax machines, stereos and electronic games at all HHW Roundups.
  • The County conducts an ongoing Used Oil Recycling campaign to promote the proper disposal of used oil. Residents can visit or 1(888) CLEAN LA for referral to the nearest drop-off site.
  • The Smart Gardening Yard Waste Management Program helps reduce and recycle residential yard waste. County residents can learn about composting, grass recycling and water-wise gardening techniques through free workshops and events scheduled throughout the County.(more)
The County also conducts outreach to local elementary and secondary school children with environmental programs aimed at increasing their awareness and influencing their behavior in a positive way to eliminate future polluting behaviors.
  • The Environmental Defenders program reaches out to elementary school youth to teach them about helping our environment. Now entering its fifth year, the Environmental Defenders program has effectively educated more than one million L.A. County children about waste reduction and stormwater, encouraging them to take specific action by reducing, reusing and recycling and properly disposing of trash.
  • Plan-It Earth is an exciting environmental study unit for students in grades 6 through 9. Each year teachers and students have the opportunity to compete for cash prizes and have their winning essay published in the Los Angeles Times. During the 2002-2003 school year, more than 700 teachers and 1,200 classrooms received pollution prevention curriculum and a subscription to the Los Angeles Times.
  • The Generation Earth secondary school program uses a variety of learning activities to empower our youth to responsibly deal with waste and water pollution issues. More than 460,000 secondary students have participated in environmental service learning projects and special events since 1998.
For more information regarding stormwater pollution prevention, Los Angeles County residents are encouraged to call the County’s toll-free environmental hotline, 1(888) CLEAN LA, or visit The hotline and Web site allow residents to report illegal dumping and clogged catch basins, as well as receive information regarding stormwater pollution prevention, certified used oil recycling centers, smart gardening tips and Household Hazardous Waste Roundup events.