Oro Loma Sanitary District

08/05/2026

Collect all your household hazardous waste and bring it on Sunday, September 20, 2026. Safely dispose of your old batteries, medicines, old cooking oil, cleaners, and more. We highly encourage you to register early as space is limited. This event is open to all Alameda County residents. Event location and instructions will be provided after registration.

➡Make an appointment today: www.stopwaste.org/hhw-sanlorenzo

07/30/2026

Flush the myth, not the ___. Make good choices and stick to the Three P's. Everything else can go in the trash. 🗑

Do your part. Protect our plumbing.

07/23/2026

🚧 Big moves, tiny bubbles. 🌊✨

Installation is underway for our Moleaer Nanobubble pilot study. The Oro Loma team is bringing innovative technology to explore new ways of improving wastewater treatment efficiency and sustainability.

07/16/2026

The Oro Loma Sanitary District was recently featured in Treatment Plant Operator Magazine - Dedicated to Municipal Wastewater. Through thoughtful design, ongoing maintenance, and strategic upgrades, we continue to protect public health and the environment. Read the full article below and learn about how our facility is standing the test of time. ⬇

Modern technologies and sharp operators help a 1950 vintage California clean-water plant produce quality effluent and win recognition

07/14/2026

The vibes are immaculate. The mission is serious. 🌞💧
Keeping wastewater moving through the treatment process so our community and environment can thrive.

07/10/2026

Keep Grease Out of the Drain!

💰 Save money: Prevent clogged pipes and costly plumbing repairs.
🏡 Protect your community: Help prevent sewer backups and overflows.
🌎 Protect the environment: Keep waterways cleaner and healthier for everyone.

06/27/2026

Remember to Love Our Bay! 💛🌊

As illustrated by one of our local student artists, Elizabeth Antonio, remember the Four Rs: Reduce, Reuse, Recycle, and Rot. Sort smarter to help keep our community clean.

🎨 Elizabeth Antonio, 10th Grade

06/23/2026

♻️ Sort smarter, not harder.

The right item in the right cart makes a bigger difference than you think. Small actions at home help keep our community cleaner, reduce contamination, and protect our environment for future generations.

Not sure where an item belongs? Check our guide and save it for later.

06/19/2026

Got hazardous waste?

Paint, batteries, cleaners, and other household hazardous waste don't belong in your trash or recycling cart. Alameda County residents can safely dispose of these items at designated drop-off facilities — for free!

📍Oakland, Livermore, Hayward, & Fremont

For more info: https://www.stopwaste.org/recycling-disposal/hazardous-waste/household-hazardous-waste

06/15/2026

Plastic bags and recycling don't mix!

Plastic bags belong in the trash, not the recycling bin. They can get tangled in recycling equipment and cause costly delays. When in doubt, check Recycle Coach before you throw it out.

➡ https://orolomasanitarydistrict.ca.gov/recycle-coach