Composting toilets offer an eco-friendly alternative to traditional flush toilets. Wondering how long it takes for a composting toilet to be ready for emptying? Let’s break it down.

1. With two people using the toilet full-time, it typically takes 3-4 weeks for the compost bin to fill up.
2. Nature’s Head recommends emptying the toilet after 60-80 uses, depending on your toilet paper consumption.
3. Keeping track of your bowel movements can help determine when it’s time to dump the composting toilet for optimal functioning.

For the two of us using the toilet full-time, it takes around 3-4 weeks for the compost bin to “fill up”. If you enjoy keeping a bowel calendar, or if you always go once per day, then you can do the math: Nature’s Head recommends dumping the toilet after 60-80 uses depending on how much toilet paper you like to use.

How long does a compost toilet last?

Compost toilets typically last for many years. They manage excess liquids, known as leachate, by draining it into a designated soak pit or absorption trench. Urine flows through the composting chamber, drips down to the bottom, and exits through the leachate drain. This design helps maintain the functionality and longevity of the compost toilet system.

Can you use a composting toilet in a wet bath?

Yes, you can use a composting toilet in a wet bath. Certain states permit the use of composting toilets, including Washington, Arkansas, Texas, Montana, Colorado, Idaho, Florida, and Massachusetts. These states allow property owners to install a composting toilet as an alternative to the conventional sewer system or septic tank, offering more environmentally-friendly sanitation solutions.

Do you have to empty a composting toilet?

Yes, you have to empty a composting toilet. We offer various models with composting chambers located underneath the pedestal, within the pedestal, or on resting trays. Some may need to be emptied every few weeks, while others can last for months before needing to be emptied. Maintenance intervals depend on the specific make and model chosen.

How do I keep gnats out of my composting toilet?


To keep gnats out of your composting toilet, ensure proper ventilation and moisture control. Use a fine mesh screen on openings to prevent gnats from entering. Additionally, avoid overfilling the toilet with organic materials that can attract gnats. Regularly monitor and manage the composting process to maintain optimal conditions for decomposition.

1. Ventilate properly and control moisture levels.
2. Install fine mesh screens on openings to prevent gnat entry.
3. Avoid overfilling with materials that attract gnats.
4. Monitor and manage composting process regularly.

What happens to the liquids in a composting toilet?

In a composting toilet, excess liquids (leachate) are managed through a leachate drain. This drain directs leachate into a soak pit or absorption trench. Urine flows through the composting chamber, seeps down, and exits via the leachate drain.

1. Leachate is drained into a designated soak pit or absorption trench.
2. Urine drips through the composting chamber and drains out through the leachate drain.
3. Excess liquids are managed efficiently to maintain the composting process.

How gross is a composting toilet?

A composting toilet is typically not pleasant to think about. The frequency of emptying a composting toilet depends on usage: with two people using it full-time, it may need emptying every 3 weeks; more users will demand more frequent emptying. If the toilet is used only on weekends by two people, the emptying frequency can stretch to 2 months or longer. Additionally, the period between emptying can be extended by a few days of non-use.

Can you put food in a composting toilet?

You can put food scraps in a composting toilet. Beware of fruit fly infestations if you collect food scraps inside. Remove the toilet receptacle, cover it with a lid, and you can add food scraps as long as you plan to empty it within a few days.

1. Be cautious of fruit fly infestations with food scraps.
2. Remove the toilet receptacle when adding food scraps.
3. Keep the receptacle covered with a lid.
4. Empty the receptacle within a few days.

Do you need to winterize a composting toilet?

Yes, winterizing a composting toilet is important. Insulate components, add a heat source near the composter, and clear space in the drum for new material. These steps vary by setup but ensure year-round functionality.

Why is my composting toilet leaking?

Your composting toilet may be leaking due to fly eggs, which can be cleaned using a mild bleach solution. Regular cleaning is important to prevent leaks. Do not use water or vinegar for cleaning, as they may not effectively address the issue. To thoroughly clean the toilet, remove the fan housing carefully and hose it down outside after applying the bleach solution. This maintenance step can help prevent leaking issues in the future.

How do you clean a compost toilet?

To clean a compost toilet, use a spray of vinegar-water or Kildwick bathroom cleaner after each use. For deeper cleaning, occasionally use a damp cloth with mild detergent as our urine diverters have a simple design without hard-to-reach areas. Regular rinsing minimizes the need for frequent thorough cleanings, maintaining a hygienic composting toilet system.

Can you live with a composting toilet?


Yes, you can live with a composting toilet. It is essentially a hole in the ground, approximately half a meter deep, covered by a box with a toilet seat on top. Before constructing a formal composting toilet, we had this basic setup in the bush for privacy-free use. Referred to as our secret toilet, it has proven to be handy, despite not being used frequently.

How deep should a composting toilet be?

A composting toilet should be deep enough to prevent fruit fly infestations when collecting food scraps. Once the receptacle is removed and covered with a lid, you can deposit food scraps for a few days before emptying it promptly.

1. Aim for a composting toilet depth of at least 18 inches.
2. Ensure proper ventilation to enhance the composting process.
3. Consider the capacity of the toilet based on the frequency of use.
4. Use a moisture-absorbing additive to maintain the composting balance.
5. Regularly monitor and empty the receptacle to avoid odors and pests.

How do you maintain a composting toilet?

To maintain a composting toilet, regularly manage the accumulation of extra liquid, or “leachate,” which includes urine, water from toilet flushing, bowl washing, and condensation, as well as water released during organism decomposition. Properly handle and dispose of the leachate to ensure the effective functioning of the composting system. Regularly monitor moisture levels and aerate the compost to facilitate decomposition and prevent odors. Dispose of the composted material thoughtfully to complete the cycle.

Composting toilets are legal in several states including Washington, Arkansas, Texas, Montana, Colorado, Idaho, Florida, and Massachusetts. They offer an eco-friendly alternative to traditional sewer systems or septic tanks. These states have specific regulations in place to ensure the proper use and disposal of waste from composting toilets. It’s important to check with local authorities for any additional requirements or restrictions when installing a composting toilet.

Do composting toilets need chemicals?

Composting toilets do not require chemicals. The safety of the OGO™ Compost Toilet is ensured by its thick vinyl and sonically welded seams. If installing the toilet in a wet bath, it is recommended to cover the unit to protect it from water damage.

1. Composting toilets utilize natural processes to break down waste without the need for chemicals.
2. Proper installation and maintenance, such as covering the unit in wet environments, can help prolong the toilet’s lifespan.
3. Sonically welded seams on the OGO™ Compost Toilet provide added durability and safety for users.

Will vinegar damage porcelain toilet bowl?

Using vinegar on a porcelain toilet bowl will not damage it. To clean a porcelain toilet effectively using vinegar: 1. Dilute vinegar with water in a spray bottle. 2. Use the mixture to rinse the toilet bowl after each use. 3. For occasional deep cleaning, use a damp cloth with mild detergent to clean all surfaces, especially urine diverters without nooks or corners.

How long can you leave a composting toilet?


The toilet is designed for 1 to 4 people full-time. Generally, two people full-time people’s usage will require emptying approximately every 3 weeks; additional people will shorten the time. If using just on weekends with 2 people, that can extend time to 2 months or more.

In conclusion, the time it takes for a composting toilet to fully break down waste varies depending on factors like temperature and usage. On average, it can take anywhere from a few months to a year for the composting process to complete. Proper maintenance and regular monitoring are key to ensuring efficient decomposition. Composting toilets offer a sustainable and eco-friendly waste management solution that can reduce water usage and benefit the environment. By understanding the factors that influence the composting process, users can effectively utilize this alternative sewage system for long-term sustainability.