How to Get Rid of Trash Can Smell for Good
July 14, 2026 · 5 min read · by the Mango Mist Cleaning crew
Baking soda buys you a day. Here's what actually kills trash can odor when it's 112° outside — and why the smell always comes back.
Why your trash can smells worse in Arizona
Odor doesn't come from the trash — it comes from bacteria feeding on the residue left behind after the truck empties your can. Every leaked bag, spilled soda and dropped chicken bone leaves a film on the walls and floor of the bin.
At 110°+ that film becomes a bacteria incubator. A can that would slowly get funky over a month in a mild climate turns rancid in Maricopa or Casa Grande in about a week. That's also why flies and maggots show up so fast here: adult flies lay eggs in the residue, and in summer heat they hatch in roughly 24 hours.
5 things you can do at home today
- Rinse and dry the same day it's emptied. A wet can in the sun is the worst-case scenario — dry it with the lid open in direct sun for an hour.
- Sprinkle baking soda or borax in the bottom after every pickup. It absorbs moisture and neutralizes acid odors for a few days.
- Double-bag anything wet. Meat trays, diapers and leftovers are the main sources of the film that causes odor.
- Freeze meat scraps until trash morning. It sounds odd, but it prevents almost all summer maggot problems.
- Wipe the lid and rim. Most people clean the inside walls and skip the rim, which is where flies actually land and lay.
Why home cleaning doesn't hold up
A garden hose runs about 50 PSI at ambient temperature. That's enough to move loose debris around, not enough to strip the bacterial film off plastic. You also end up with several gallons of contaminated wastewater running down your driveway and into the gutter — which is exactly what most city stormwater rules ask you not to do.
Bleach isn't the answer either. It masks odor briefly, degrades the plastic over time, and doesn't remove the organic layer the bacteria are living in.
What a professional hot-water cleaning does differently
Our mobile trailer sprays 200° water at high pressure inside a sealed chamber. The heat is the important part: it kills bacteria and pathogens in about 60 seconds and melts the greasy film so it releases from the plastic instead of smearing.
Every drop of wastewater is captured on board — nothing touches your driveway, gutter or landscaping. Then the can is deodorized and treated so it smells clean rather than like bleach.
In Arizona, monthly cleaning is the sweet spot for a household that throws away food. Quarterly is usually plenty for recycling-only bins or a light-use household.
Frequently asked questions
How often should I clean my trash can in Arizona?
Monthly during the warm months for any can that holds food waste. Quarterly is generally fine for recycling bins or households that bag everything tightly.
Does bleach get rid of trash can smell?
Only temporarily. Bleach masks odor and disinfects the surface, but it doesn't remove the organic film the odor-causing bacteria live in, so the smell returns within days.
How do I stop maggots in my trash can?
Maggots come from fly eggs laid in food residue. Remove the residue with a hot-water cleaning, keep the lid sealed, and freeze meat scraps until trash day.