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The Best RV Portable Waste Tank

Are you looking for the best RV portable waste tank? If you were, you might be feeling confused right now. We recognize that as we’ve been in the same position before.

We know how overwhelming it could be to select from a wide range of portable holding tanks, suitable for both grey and black water. But don’t worry as help is coming!

We need this waste tank for reasons that we’ll discuss later.

When camping with our recreational vehicle, we only want the best experiences outdoors and with nature. The best thing is that going outdoors with the whole gang or family also gives us relaxation and opens plenty of adventure opportunities.

But to make our camping more memorable, we should have all the needed RV wastewater and sanitation systems before going outdoors. And one of those we’d discuss as said is a portable waste tank.

So, in today’s guide, we’re featuring the top RV portable waste tanks on the market to compare your options and later decide. Also, in today’s guide, we’re discussing some considerations when looking for this RV product. A few factors to look into include capacity, price and accessories of the product. If you’re ready, let’s begin.

Table of Contents

Best RV Portable Waste Tanks

1. Camco Rhino Portable RV Waste Holding Tank

  • Transport is easy with the wheels with bearings
  • Portable and heavy duty
  • Ladder hook for quick attachment on to the ladder
  • Empties completely with the low drain hole
  • Cleans easily with its integrated tank rinse
  • Quite heavy when full

The Camco 39000 Rhino is one of our favorite holding tanks for the recreational vehicle because it is heavy-duty and very reliable. With, we can be certain of sanitation in our RV. This model has a large capacity of up to 15 gallons, so you can have more leisure time rather than worrying about your portable holding tank being filled fast.

This model is by a reputable RV gear and accessories brand, Camco, making it an ideal choice if you want to ensure of a high quality and standard recreational vehicle holding tank.

I also love that it is a complete holding tank kit that comes with accessories and a hose, meaning not having to buy items separately. With that said, the RV holding tank installation won’t also become a hassle. It can be done in a snap without having to hire any professional to do it for you.

I also recommend the Camco 39000 Rhino because it is one of the top rated and best selling products in the category. When it comes to transport, you don’t also have to worry about anything.

By having this holding tank, you can have peace of mind because it is portable. It won’t also be hard to transport waste to a dump station even if you’re located far away from it and using an RV sewer hose won’t be possible to transport the waste to the station.

It comes with sturdy wheel with bearings for quick and easy transport. This unit also has its integrated ladder hook, and I love that it can easily be clamped onto the ladder of the camper, trailer or recreational vehicle.

Overall, this product is a decent choice to those who want a portable and durable holding tank for long-term use.

The main issue is it gets quite very heavy when full.

2. Barker 11104 Tote Tank

  • Portable and lightweight
  • Not prone to leaks
  • Made of highly durable polyethylene materials
  • Short hose for easy rinsing
  • With heavy-duty wheels for quick and easy transport
  • Smaller capacity for larger groups

The 22-gallon model is big enough for long camping trips, and that’s one thing I appreciate about it. If you have a large family and you frequently go camping with your RV, you need a holding tank like this one.

The RV portable dump tank is also reliable for its heavy-duty construction. It is made with blow-molded polyethylene materials that make it one of the most durable models on the market. That’s not all though because it has zinc-plated steel brackets, which add to its sturdiness.

For easy transport, it has large and sturdy wheels that make it really portable. Plus, Barker included bayonet fittings on all their holding tanks, except with the 5-gallon one.

The unit also has durable brackets made of steel that has a zinc plating to make it longer lasting. Even if it is made of polyethylene materials known for being lightweight, this product has the function and reliability that you should be looking for the top rated portable waste tanks.

Rinsing this tank is also very easy with its short hose. That is why you should buy this product. No one wants to deal with a hard rinsing process, as that is simply gross. The hose of this product makes it easy to clean, something ideal for many purposes and locations. I recommend this product if you’re looking for a tank to use for campgrounds, RVs, cabin, mobile homes, tiny homes, trailers and campers.

You don’t also have to worry about leaks – one of the least things we want to avoid, do you agree? This tank has a low risk of any leak because it is well sealed. However, I advise you put in the right location to prevent any accidental leaks.

This product also comes with a 5-foot sewer hose and a tow bracket, making it the complete holding tank you will need for your RV.

On the con, its capacity is a bit small for large groups planning to go camping for a longer while.

3. Barker 27844 4-Wheeler Tote Tank

  • Bobber gauge alerts when the tank’s about to become full
  • 32-gallon capacity
  • Comes complete with accessories needed
  • Dump valves eliminates the need for lifting
  • Durable and heavy-duty construction
  • Bulkier than other models are

Are you looking for a large capacity tote tank? This tote tank is one of those I find to be a very reliable model in the category. It is not just it is by a known brand for holding tanks, but it is about its ease of use offer to users. For one, the portable black water tank has a higher capacity versus other models do.

This one has a 32-gallon capacity, so it is more reliable if you have a large group or family that goes camping in your RV more frequently. You don’t also have to worry about it being filled so fast. Even so, you don’t need to worry about its portability and weight because it has transport wheels. You can easily transport it to the dump station if you’re RV is parked too far away from it and using a sewer hose from your location to the dump station is simply unrealistic.

I also appreciate its smart design of having four wheels, something to make towing easier. You can also rely on the front swivel, making navigation and transport much easier and faster.

One more thing I appreciate is its dumping valves, ensuring that we won’t have to lift it for emptying. It also comes with a bobber gauge that sends us an alert before it overfills. I love this feature because it can lower risk of leaks and spills. Perhaps, you appreciate such smooth and ease of use with this sanitation product for RV.

When it comes to the construction, it is made of durable and high quality materials, including a blow-molded polyethylene material, zinc plated steel and aluminum. All these materials make the product more durable than others in the category are. Other notable features include its axle bearings and grease fittings that improve its portability further.

On the con, it takes much space because of its bulky size though.

4. Tote-N-Stor 25607 Portable Waste Tank

  • Lightweight and portable
  • Made of sturdy and heavy-duty materials
  • Quiet rubber wheels for easy and quick transport
  • Comes with a special storage compartment and accessories
  • Completely assembled
  • Smaller capacity for large groups

When shopping around for a portable waste tank, we should be looking for a heavy-duty product that can last a long time because none of us wants to waste our investment. Is that right? This Tote-N-Stor 25607 is made of high quality materials, which make it sturdy and dependable even for frequent and longer RV camping trips and adventures with the gang or family.

The waste transporter does not take up much space because it is less bulky than other products in the category are. It does not also add much weight to the RV because it is only 15-gallon in capacity.

Another thing I appreciate about it is it’s compatible to use with both the black and grey water-holding tanks. The RV portable grey water tank is also complete with accessories needed for ease of installation and use. It includes one hose clamp that prevents leaks and has 36 inches of 3 inches drain hose for easy emptying and cleaning. This model also comes with a tow bracket for easy navigation and moving.

This product also has a rugged construction, making it a durable choice that can last a longer time especially for those living in their RVs or frequently go camping with it.

The unit is also ideal for use in campers, trailers, tiny homes, motor homes and cabin. That said you wouldn’t be limited to using it on your RV alone but also for other uses. I love the versatility of this holding tank that can give us plenty of choices o where to use it.

On the downside, the model is smaller than others in the category are.

5. Tote-N-Stor 25609 Portable Waste Tank

  • Durable and heavy-duty construction
  • Rubber wheels for easy transport
  • Large capacity
  • Complete accessories plus a storage compartment
  • Top brand manufactured
  • Quite bulky

If you’re looking for a portable waste transporter for an RV, you might want to take a second look at this one. I love that it has a large capacity of up to 32 gallons. With such huge capacity, you can be sure that it won’t fill fast versus other models with only up to 15 gallons in capacity. This small size might only be ideal for those using their RVs occasionally or those having a small camping group or family.

The RV portable waste tank is also one of my favorites because it comes with complete accessories plus a storage compartment. It is a unique feature that I did not find in other products from other brands. This feature adds to the functionality and advantages that the Tote-N-Stor 25609 can offer you with versus other models.

The product also comes completely assembled and ready to use out of the box. It also includes eight inches of steel tow bracket, which makes moving and transporting it easy and fast. This bracket can let you pull the holding tank behind the camper or recreational vehicle on the way to the dump station.

If you’re looking for a functional and versatile portable holding tank, you might also want to check this product out because it can be used for a cabin, mobile home and camper.

Overall, I love this product because it comes complete with the accessories, special storage compartment, rubber wheels, sturdy build and easy transport features.

On the downside, it is quite bulky in size due to its large capacity.

6. SmartTote Thetford 40503 RV Portable Waste Tote Tank

  • Excellent design
  • Quick and easy emptying and rinsing
  • Retainer strap for holding the sewer hose in place
  • Rugged and heavy-duty make
  • AutoStop level gauge
  • Heavy and bulky

The Thetford portable waste tank is one of the largest in the holding tanks I have reviewed today. It has a 35-gallon capacity, which makes it the ideal choice to those with a large group or family. It is also perfect for families who travel with their recreational vehicle frequently. The holding tank is also for those who want longer intervals to empty or clean their tanks.

The unit has two wheels. These wheels work quietly and make maneuvering easier. Even when you’re parked away from the dump station, you don’t need to carry this product because of the wheels that make transporting it easier and more convenient.

The SmartTote2 is suitable for all types of recreational vehicles. In addition, it can work well for cabins, mobile homes, tiny homes, camping grounds and marine. Plus, you don’t have to assemble it because it is ready to use out of the box.

What’s remarkable about its design? The product has a 35-gallon capacity and has an excellent design for fast emptying and ease of use. You also don’t have to worry about lack in functionality. This holding tank comes with a retainer strap, which can hold the sewer hose firm in place, to prevent leaks and accidents.

Another thing that I love about this product is that it can prevent overfilling for its AutoStop level gauge. This also works by improving the venting. This product is also easy to maneuver. You can have optional strap to hook it to the car or RV.

On the downside, it is heavy and bulky for its large capacity.

7. Thetford SmartTote2 40518 RV Portable Waste Tote Tank

  • Convenience and large capacity of 27 gallons
  • Extendable handle
  • Accessibility for its large port opening
  • PermaStore compartment
  • AutoStop level gauge
  • A bit expensive

The Thetford SmartTote2 is a good portable RV septic tank that complete with the accessories we need to use a product like it. The portable holding tank has four wheels that make it easy to transport and bring to the dump station if you’re parked away from it in the camping ground.

You will also love the large capacity of the tank at 27 gallons. With it, you don’t have to empty it frequently. This size is ideal for large groups and families as well as those living in their RVs. If you’re using your RV very often and you don’t want to empty the tank frequently, you might also want to look at this product.

The portable waste tank is also functional and versatile. It can be used in all types of motor homes, recreational vehicles, campers and trailers. You can also use it in camping grounds, cabins and mobile homes.

Another thing I love about it is its rugged build that makes it longer lasting for many years of service. The product is easy to rinse for its drain hole that can make emptying and cleaning a breeze.

The SmartTote2 40518 is also ready to use out of the box. You don’t need to do further assembling with it. When shopping for a similar product, it is one of the features we should be looking for because we want an easy to use product that can deliver.

For functionality and easy maneuverability, you can also rely on this septic holding tank because it has four wheels attached to its handle. It allows for easy and quick control and maneuvering if you have to transport it to the dump station far from where you are parked.

It also has the innovative AutoStop level gauge to prevent leaks and overfilling. This function also speeds up the emptying process, which is something we all appreciate.

On the negative, the product is quite pricier than others in the same category are.

8. Thetford SmartTote2 40505 Portable RV Waste Tote Tank

  • Lightweight but durable
  • Easy to maneuver to the dump station
  • Made by a top brand
  • Ease of emptying
  • AutoStop level gauge prevents overfilling
  • Smaller capacity for larger groups
  • Does not include a discharge hose

The portable waste tote tank is one of my favorites in the category because it is functional and durable. It can last a longer time than other products out there are because of its sturdy yet lightweight polypropylene materials.

It is ideal for smaller families who go camping with their recreational vehicle or motor home. This product is designed and made to eliminate the need of driving your RV to the dump station. You can transport it easily without any hassles especially if your RV is parked far from the waste station for its two transport rubber wheels.

Just as other Thetford holding tanks, this one also features the AutoStop level gauge, which prevents overfilling and makes emptying easier and faster. It also works by improving the ventilation of the tote that allows quick emptying.

Users can also use an optional tow strap so that you can easily hook the holding onto the camper or trailer.

It is also easy to maneuver and use because of its excellent design and transport wheels.

Thetford is also one of the most reliable brands around for the RVing world. If you’re looking to get the most bang of your buck, you might want to take a look at this product that has the excellent features and design.

It also has an ideal size if you have a smaller group. For its size, this holding tank is also lightweight. However, being lightweight does not mean that this model is less durable. It does not compromise its quality for its weight. In fact, the Thetford is one of the most durable products I have found in the category.

On the negatives, it has a smaller capacity versus others have. It does not also include a discharge hose.

9. Custom Roto-Molding H42 RV Holding Tank

  • Durable and functional
  • Large capacity of 21 gallons
  • Easy to use and transport
  • Top brand
  • Convenient and lightweight
  • A bit bulky design

The Custom Roto-Molding H42 is another top choice among holding tanks for recreational vehicles because it is made of high quality and dense polyethylene that makes it a durable and dependable RV holding tank that can last a longer time.

It is a 21-Gallon Holding Tank that can work well in recreational vehicles, campers and trailers. It is also ideal for cabins and mobile homes as well as in other applications.

Sanitation is important in our recreational vehicles. That is why we need a reliable product like the Custom Roto-Molding H42, which also has portability features to make emptying and rinsing the tank easier and faster.

This product is easy to use that adds to the convenience of using it in our camper or trailer. It is also easy to drain with its hole to make emptying a breeze.

The Custom Roto is also one of the top rated products in the category for its great design and make. You will not have a hard time using it in your recreational vehicle. I also like that it is made of sturdy materials that make it an ideal choice for those who want to maximize their investment for a product like it.

Overall, this portable holding tank is a great choice for those looking for a high quality and durable waste transporter for use in camping grounds, cabins and recreational vehicles. You might want to check it out yourself if you’re looking for a reliable product to last longer.

On the negative side, it has a bulky design, though.

10. Alpha Systems VB22548H Holding Tank

  • Uniform thickness for increased durability
  • 12-month warranty
  • Large capacity
  • Ideal for motorhomes and recreational vehicles
  • Blow-molded materials
  • A bit pricey

The Alpha Systems VB22548H is a large capacity portable waste transporter that can give users the convenience and comfort they’re looking for when it comes to setting up their sanitation system. I love that the maker has designed and made with a large capacity. It is useful especially for those that don’t want to empty their tanks frequently. You will also be delighted to know that it is ideal even for larger groups or families who enjoy the outdoors.

The blow-molded tank is also one of the most durable of its kind in the category. You will not have a hard time in using it and can look forward to long-term use of it.

I also recommend it because of the uniform thickness of the model. And I believe it is something that adds to the durability of this holding tank. It is unlike those traditional varieties that are thermoformed and rotational molded.

You will also be glad to know that this product is backed by a one-year warranty. It is one advantage of this holding tank over the other choices on the market because it can give us peace of mind that we can get assistance when something goes wrong with it.

The holding tank also has an ideal size that makes it a good fit for most6 recreational vehicles and campers. You will also love that this portable waste tank is by a top brand for the RV community.

Overall, it is a decent choice for RV owners looking for an easy to use and durable waste-holding tank.

On the negative side, this product is a bit costly.

Why You Should Trust Us

Smart RVing strives hard to becoming your top source for quality RV product information and guides for help when picking the best products for your recreational vehicles.

You should trust us because we’ve carefully picked the best products in the category. While we’ve come up with more than 20 products, we have trimmed them down so that you can compare them easier and faster. These products also match the needs of most RV owners.

For one, they are versatile for many applications. They’re not only for recreational vehicles but also for campers, trailers, tiny homes and mobile homes.

We’ve also picked based on several factors, including price, capacity, accessories and other things that we consider essential when picking an RV holding tank.

Our team, at the end of the day, only has one mission – help you select the right portable wastewater tank for your recreational vehicle.

What Is An RV Portable Waste Tank

RV Portable Waste Tank Reviews

A portable RV holding tank is an easy to transport or move holding tank for use in many recreational vehicles, campers, mobile homes and tiny homes. It is an essential for any RV owner who does not want to experience the hassle of breaking their entire camps when dumping the content of the black and grey tanks. They’re usually totes on wheels, giving users the ease of use and convenience that they are looking for when shopping around for this kind of product.

The best varieties are also easy to attach onto the RV or camper so it can be driven to the dump station for emptying. An RV portable waste tank lets you empty wastewater coming from the top RV toilets. These holding tanks also come with a valve or special fitting. They also come in different sizes and capacities to choose from according to your needs and requirements.

Types Of RV Portable Waste Tanks

Types of RV-Portable-Waste-Tanks

Portable waste tanks vary in capacities and sizes. Not many types are out there, but if we’d base it on materials used. The two most common ones are Polyethylene and Polypropylene plastic materials that make these tanks heavy-duty, so they won’t need frequent RV holding tank replacement. These two are almost identical for their physical characteristics.

Polyethylene waste tanks

They are solid, lightweight and high quality holding tanks made of polyethylene materials. These tanks are known to keep up even in cold temperatures like the winter. These holding tanks are very common on the market because of their functionality and resistance to different elements. They are also proven to last long and to perform well in all types of recreational vehicles, motorhomes, tiny homes, cabins and campers.

Polypropylene holding tanks

One of their most known characteristics is their lightweight. Even so, they are as durable as polyethylene holding tanks. These tanks also have a high resistance against elements and compounds. They’re also non-toxic and very reliable. Using these tanks, you can also look forward to long-term use because they are heavy-duty to perform well in campers, recreational vehicles and trailers.

Why Do You Need An RV Portable Waste Tank

Benefit of RV Portable Waste Tank

Do you really need an RV portable waste tank? The answer is a resounding yes! There are many reasons to using this septic holding tank in your recreational vehicle, camper, trailer, motorhome, cabin or tiny home.

Easy black water or wastewater transport

Wastewater is one of the biggest concerns we have when camping in our RV, but we don’t have to worry about it if we have a holding tank that lets us transport black water from the RV to the dumpsite in the camping ground. Especially if we’re parked in a location far away from it, we need this transportable holding tank, which comes with wheels. With that said, we do not have to carry or lift the holding tank to the dumpsite.


These products are made of polyethylene and polypropylene materials – two standards used in the manufacture of portable holding tanks. They are reliable yet are not so heavy. If you’re looking for an easy way of emptying the holding tank, you must take advantage of this characteristic of the best wastewater holding tanks.


We can also take advantage of using the RV holding tank because it lets us use a portable and lightweight wastewater-holding tank that eliminates any hassle involved in its emptying because the best ones comes with a low drain hole that quickly empties the tank. Some of them also have a bobber gauge, which warns us when the tan is almost full. With it, you can lower the risk of spills and leaks.

Health and Sanitation

Using an RV portable septic tank, we can also keep our family healthy and our RVs clean and sanitize. We need it in our RV to ensure that black water or wastewater is in the right place, so we can prevent flies from infesting our vehicles. With the portable holding tank, sanitation systems for any camper, trailer or recreational vehicle can be completed.

Convenience and comfort

As said, the portable waste tank is one of the essentials in the sanitation system of our recreational vehicle. And with a clean RV environment and without insects flying around due to leaks from the black holding tank or grey holding tanks, we can experience not only peace of mind but also comfort and convenience.


If you’re looking for a reliable wastewater tank, you can choose from one of the heavy-duty models I have reviewed here. And when we say heavy-duty, we also mean that this product can keep up with most demands of the RV camping world. You won’t need to get frequent RV holding tanks’ replacements by having a durable model that can last for years, despite heavy abuse and use.


You really need a portable holding tank because it offers RV owners the flexibility of reaching the dump station without having to move their vehicle to it. Using it, you can easily empty the content of the gray or black tank into the portable holding tank, allowing you to transport it to the station easily with its transport wheels.

How We Picked

how we picked an RV Portable Waste Tank

Maybe you’re asking, “How did we choose RV waste holding tanks?” Just like when reviewing other products for the RVing community, we’ve also checked on different factors to consider and from there have listed the portable wastewater tanks that fit the parameters.


What is the distance and duration of the outdoor trip or adventure? Talking about it follows the capacity of the holding tank. How much wastewater can it hold? There are models that can accommodate an average of 15 gallons up to 35 gallons of wastewater. It is also the reason I have picked different products with different sizes so that you can choose based on their capacities. It will help if you also determine the size of your group or family to travel with you. You might want to opt for bigger capacity ones if you have a large gang.

Ease of use and functionality

There are certain features that make one stand out than the next. One of those is ease of use and operation. You must check that it’s easy to use so that you can enjoy your camping experience better. Also, coming with this is its transport feature that includes wheels, letting you transport it easily from your RV’s location to the dumpsite. It must also be easy to hitch and pull out.

It must also have towing mechanisms to prevent any problem in pulling and then taking the tank to the dumpsite for easy emptying or draining. But then, there can be units that don’t drain completely. For that, you might have to buy some accessories to make the process easier.


I have picked the products to review also according to their sturdiness. We don’t want an easily breakable tank that requires replacement. When shopping around for this RV sanitation product, you should also look for one made of sturdy but lightweight materials such as polyethylene or polypropylene. Speaking of durability, look for those coming with a rugged design. The holding tank must not be prone to cracks or leaks especially if you frequently use it.


When finding the best RV waste tank, you must also look for one that’s complete with the accessories needed to use it out of the box. Some models have a special compartment for keeping other RV items, such as drain hose and other stuffs.

But when looking for added features, you must also figure out if you really need those. Or else, you might just have to pay more for features you don’t actually need.


Just like when shopping for other RV products, we should also determine how much we’re willing to spend on the RV portable holding tank. By figuring out the amount of money to spend on this product, we can also save time and prevent ourselves from browsing an endless list containing products from different price ranges. In the reviews above, I have picked from different price range categories so that you can compare those with prices suiting your budget.

Frequently Asked Questions

Q: How to choose the right size?

A: Choosing the right size must depend on several factors including the size of your family or group. You can also pick the right size by factoring in the length of time you plan of having an adventure. You might need a larger capacity one if you’re planning to go on a longer camping adventure or a smaller one if taking short trips or you have a smaller group.

Q: How to use a portable waste tank?

A: The portable waste tank is easy to use because most of them are assembled and ready to use. Some of them also have a ladder hook to let you attach it on to your RV or trailer ladder. Many also have a low drain hole for easy and efficient rinsing or emptying. Generally, a portable waste tank is easy to use. You can check the manual for further instructions.

Q: How to clean RV holding tank?

A: You can clean it easily emptying its content to the portable holding tank, which is what you will take to the dumpsite located far from where you are parked. Nevertheless, it isn’t difficult to clean the holding tank. Just follow the specific cleaning instructions of the maker of your portable wastewater tank.


The best RV portable waste tank is an essential component of your recreational vehicle’s wastewater and sanitation system. Start with the selection process using the factors listed above. And for comparison, you may refer to the top picks highlighted for the best portable holding tanks.

Good luck and hope you picked up valuable information from this guide. If you liked this review, share it on Facebook today! If you are looking for other RV waste water and sanitation products, you should read these articles: best RV holding tank treatmentsbest RV toilet papersbest RV toilets and best RV sewer hoses. We hope you find them useful!

4.9/5 - (31 votes)