Recycles Day

Castro Valley Sanitary District (CVSan)'s Recycles Day is held each spring and summer. Drop off items that are not typically accepted in your regular curbside recycling, organics, and garbage services for proper reuse, recycling, or disposal. See a list of acceptable items below. CVSan residents and businesses can also pick up bagged compost at no charge.

The next Recycles Day will be on
July 27, 2024
at Canyon Middle School
19600 Cull Canyon Rd.

Appointments are required. Drop-ins may not participate.

The July event is open to all Alameda County residents and CVSan businesses and will operate from 8:00 a.m. to 2:00 p.m.



Textile Drop-Off

HHW Drop-Off

Compost Pick-Up

CVSan Resident




CVSan Business




Non-CVSan Alameda County Resident





textile bag
Textiles (CVSan Residents Only)
Household hazardous waste, such as paint cans, chemicals, medicine bottles and pills, and electronic waste
Household Hazardous Waste (HHW)
(Paint, Chemicals, Pharmaceuticals, E-Waste)


CVSan residents and businesses are eligible to receive three 1-cubic foot bags of compost.
Three bags of compost


Registration Dates:
Appointment registration opens from July 1st at 3:00 p.m. until July 24th. Click on the blue box below to complete your registration form. Appointments are limited, and QR Codes will be given to eligible customers in order of registration. Please only register if you plan to attend.

To register over the phone during the registration period, call CVSan’s office at 510-537-0757.

 QR Code:
Once your registration has been reviewed and verified, you will be emailed a QR Code. A valid QR Code is required to enter the event.

As a courtesy to other community members who would like to attend the Recycles Day event, please cancel your appointment as soon as possible if you can no longer attend. Due to high demand, no-shows will be tracked, which could affect your eligibility to participate in future Recycles Day events.

Blue Box
If all available appointments have been requested, please join the waitlist, and CVSan will notify you if an appointment opens due to a cancellation.


Site Map for Web_2024-06-05

Click on the event map for instructions on how to pack your vehicle and how to drive through the event site.

To access general parking, please stay in the right lane.


  1. Participant has not tested positive for, been diagnosed with, or experienced symptoms of COVID within ten days before July 27, 2024.
  2. Stay inside the vehicle at all times.
  3. Place items for drop-off in the trunk of your vehicle, not in the main cabin.
  4. At recycle drop-off and compost stations, open your trunk using controls inside the vehicle if possible.


Clothing: Bandanas, Beanies, Blouses, Dresses, Footwear (Shoes, Sandals, Slippers, etc.), Gloves/Mittens, Hats/Caps, Jackets/Coats, Jeans, Leg Warmers, Pants, Scarves, Shawls, Shorts, Skirts, Socks, Sweaters, Sweatpants, Sweatshirts, Swimsuits, Ties, T-Shirts, and Undergarments.

Bedding:  Bed Sheets, Blankets, and Pillow Covers.

Floor/Wall: Area Rugs (no larger than 9’x12’), Bathmats, Carpet (no larger than 9’x12’), and Curtains.

Miscellaneous: Stuffed Animals (small to medium size), Towels

**Not accepted: No textiles that are wet, moldy, or have human biowaste, blood, toxic chemicals, or motor oil on them. No light-up shoes, light-up clothes, or light-up stuffed animals. No electric blankets. No mattress toppers or pillows. 

Item limits: Textiles must fit in/on a standard passenger vehicle (including pick-up trucks, utility trailers, and vans). No trailer trucks, semitrailers, big rigs, etc.


Household Hazardous Waste (HHW) is a term used to identify products which no longer have a use, which can catch fire or react, are toxic, corrosive, explosive, or persistent compounds.

The following items will be accepted at CVSan’s Recycles Day (125 lb./15-gal limit per resident). Items from businesses will not be accepted.

  • Adhesives: putty, caulk, epoxy, mortar, stucco, cement, and wood glue
  • Auto: motor oil, fuel, cleaner, polish, battery, ATF, brake fluid, oil filter, antifreeze
  • Batteries: household rechargeable and single-use batteries; NO solar power systems, NO EV, E-bike or scooter batteries, NO damaged, defective, recalled batteries
  • Cleaners: laundry soap, dish detergent, bleach, bathroom and kitchen cleaners, floor cleaner and finish
  • E-Waste:

BBQ Grill (electric)

Mouse (mice)




Paper shredder

Camera - regular and digital


Can opener (electric)

Power tool (drill, power saw, etc.)

Clock radio

Printer (Home/personal devices only. No large office printers.)

Coffee grinder

Projector – overhead, video, LCD

Coffee maker


Computer battery pack (8” encased)

Record player

Computer tower/CPUs and monitor

Recorder – audio, video, tape

Computer peripheral

Remote Control

DVD player


Fax machine



Stereo system


Telephone/Cell phone (including batteries and accessories)

Laptop computer and battery

Television and monitor – LCD, plasma, projection (no size limit)

Microwave oven (regular & convection)

Toaster/Toaster oven

Mixer (electric)



Wire, cords, and cables

Note: Large electrical appliances will not be accepted except for those listed above.
CVSan residents can include electrical appliances in their annual 
Bulky & Reuse Pick-Up.
Additionally, StopWaste’s 
Re:Source tool can help you find options for proper recycling of appliances.

  • Garden/Pool/Spa: sprays, fertilizers, ant traps, pesticides, herbicides, rat poison, gopher bait, water treatment, spa “shock” pH balance
  • Lamps: fluorescent, CFLs, HID lamps, video projector, LEDs, lamp ballasts
  • Paint: stain, shellac, solvents, thinners, additives, oil paint, and latex paint
  • Personal Care/Beauty Items:cosmetics, lotions, sunscreen, perfume, soap, shampoo, hair straightening or color products, vitamins, supplements
  • Pharmaceuticals/Sharps:
    • Pharmaceuticals:
      • Unneeded or expired prescription and non-prescription drugs. Please empty pills into zippered bags and recycle plastic containers. Liquids, ointments, and powders are to remain in their original containers.
      • Do not pack the following items with pharmaceuticals: vitamins, herbal remedies, nutritional supplements, probiotics, digestive aids, cosmetics, sunscreen, hair and skin beauty products. Pack these items with other HHW.
      • Not accepted: illegal drugs and paraphernalia, infectious waste, business/institutional waste, medical devices, radioactive materials
      • For more pharmaceutical drop off locations:
    • Sharps:
      • Sharps include hypodermic needles, pen needles, pre-loaded sharps, auto injectors, intravenous needles, lancets, EPI pens, and other devices used to penetrate the skin for drawing blood, or for the delivery of medications. New or used sharps must be in a FDA-cleared sharps container.
      • For more sharps disposal options, visit and search for “needles & syringes”
    • Propane and Balloon Tanks: camping or BBQ propane up to 5 gallons – limit four tanks per household; “Balloon time” helium tanks
      : acids & caustics, batteries (household, dry-cell), bleach and cleaners, digestive aids, fluorescent bulbs, health and beauty aids, helium tanks, lamp ballasts, nutritional supplements, photo chemicals, pool chemicals, propane (in one lb. and 5 lb. cylinders only - limit of four 5 lbs. cylinders per household.), and vitamins

Not accepted:

  • Appliances - refrigerators, freezers, washers, dryers, stoves, air conditioners, etc.
  • Asbestos-containing materials, floor tiles, pipes, building materials
  • Batteries for solar power storage or motive power, batteries from an electric car
  • Compressed gas cylinders - aside from those listed above
  • E-cigarettes and vape pens
  • Explosives such as ammunition, gunpowder, fireworks, or marine flares
  • High-Watt lithium-ion batteries for bikes, scooters, etc. (≥ 300Ah, > 10”x4“x 2”)
  • Mercury-containing items like a thermometer, thermostat or barometer
  • Radioactive materials (some smoke detectors)
  • Solar panels, photovoltaic modules, solar inverters or power storage batteries
  • Solid waste or recyclables such as paper, plastic, cardboard, books or manuals packaging materials
  • Treated wood waste: railroad ties, chemical or pressure treated wood

Note: Some items may be sorted for reuse.  Please factory reset any phones, routers, streaming TV boxes, and other devices that have personal account information.  Follow best practices for erasing and wiping hard drives on computers or physically destroying them.  Remove and erase any memory cards or sim cards in cameras, phones, and other devices.  For more information, please refer to the links below, or contact the product's manufacturer.

Clearing data from Mac computers/laptops.

Removing data from electronics.


There are other resources available to dispose of items which do not get serviced curbside. Use the RE:Source tool to search an item and learn how to properly recycle or dispose of it. Review CVSan’s Household Hazardous Waste resources page for more information on disposing of hazardous waste, or visit a nearby Household Hazardous Waste Facility to drop off hazardous waste at no additional charge. 




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