When camping or traveling in an RV, managing grey and black water waste efficiently is essential. The following portable tanks are designed to move waste or high-volume water containers from your camper to a dump station, even when hoses don’t reach. This guide highlights five reliable options, detailing capacity, mobility features, and core benefits to help you choose the best portable solution for your setup.
Summary of Selected Products
| Product | Brand | Capacity | Key Benefit | Image |
|---|---|---|---|---|
| Camco Rhino 21-Gallon RV Portable Waste Tank | Camco | 21 gallons | Heavy-duty wheels and tow adapter for easy transport | ![]() |
| YITAHOME 10.6 Gallon Portable Water Holding Tank | YITAHOME | 10.6 gallons | Large capacity with rolling wheels and metal handle | ![]() |
| YITAHOME 19.8 Gallon Large Capacity Portable Water Tank | YITAHOME | 19.8 gallons | Large capacity with universal wheels and multiple outlets | ![]() |
| SereneLife 10 Gallon RV Water Tank | SereneLife | 10 gallons | Level indicator and heavy-duty wheels for easy transport | ![]() |
| Venustank 39 Gallon RV Portable Waste Tank | Venustank | 39 gallons | Tow bar and back wheels for easy mobility and transport | ![]() |
Camco Rhino 21-Gallon RV Portable Waste Tank

The Camco Rhino 21-Gallon portable waste tank is designed to simplify waste disposal for RV users who park far from dump stations. Its 21-gallon capacity helps reduce trips back to the RV, while oversized no-flat wheels and a reinforced handle enable easier maneuvering across rough terrain. A steel tow adapter allows towing behind a truck or golf cart, expanding your options at remote dump sites. The unit measures 20 1/8″ L x 12 1/2″ W x 40″ H and weighs about 34.5 pounds, built from UV-stabilized HDPE to resist sun exposure and outdoor conditions. This tank supports heavy use and stable transport, though customers should verify compatibility with their RV connections and dump stations.
YITAHOME 10.6 Gallon Portable Water Holding Tank

With a 10.6-gallon capacity, this YITAHOME portable tank suits freshwater needs or light waste handling for shorter trips. It features two rolling wheels and a sturdy metal handle for mobility, allowing users to move or empty the unit with minimal strain. The tank is made from durable PP material for longevity and includes multiple water outlets to support quick filling, draining, and cleaning. While compact, its capacity supports multiple showers or small water transfers, making it a flexible option for campers who value portability and ease of use.
YITAHOME 19.8 Gallon Portable Water Tank

This 19.8-gallon tank from YITAHOME offers a substantial capacity for extended camping cycles. Its universal wheels and built-in handle support straightforward transport, even on uneven terrain. The unit emphasizes cleaning efficiency through multiple water outlets and a rotating spout designed for easy filling and draining, helping conserve water and reduce downtime between tasks. It is well-suited for larger families or long trips where frequent water transfers are necessary, though its size requires more storage space when not in use.
SereneLife 10 Gallon RV Water Tank

The SereneLife 10-gallon tank focuses on portability and simplicity. A level indicator helps prevent overfilling, while a rotating spout and metal handle support easy carrying and controlled emptying. The large wheels enable rolling movement even when the tank is full, reducing physical strain on the user. This model is a practical choice for campers who want a lightweight, unplug-and-go solution with straightforward monitoring of water levels.
Venustank 39 Gallon RV Portable Waste Tank

The Venustank 39-Gallon tote tank kit is designed for extensive waste transport, especially when dump stations are far away. It includes a complete accessory range for cleaning, maintenance, and storage. The unit features large back wheels and a 22-inch tow bar for rolling or towing behind a vehicle, offering flexibility for different camping setups. Its smooth interior and convenient drain features support easier cleaning and efficient waste disposal, making it a strong option for larger rigs or longer trips requiring substantial capacity.
Buying Guide: Key Purchase Considerations
- Capacity and purpose: Choose a tank based on whether you need grey water handling, black water transport, or freshwater storage. Higher capacities reduce trips but require more storage space.
- Mobility features: Look for wheels designed for outdoor terrain, an ergonomic handle, and, if needed, a tow adapter or bar for towing behind a vehicle.
- Material and durability: UV-stabilized HDPE and PP are common due to weather resistance and longevity; verify whether the tank is rated for outdoor use without leaks.
- Drain and cleaning options: Tanks with multiple outlets, rotating spouts, and built-in rinsers simplify emptying and maintenance, saving time during trips.
- Compatibility and accessories: Consider included hoses, adapters, or valves, and ensure you have compatible components for your RV’s dump connections.
- Weight and storage: Heavier units may require more storage space and stronger transport equipment. Plan for both travel and at-destination use.
- Maintenance and odor control: Look for features that minimize odors and are easy to clean to improve overall campground experience.
- Price-to-capacity balance: Higher capacity typically increases upfront cost but may reduce frequent trips; balance with your travel style and camp locations.
Overall, selecting a portable grey water or waste tank hinges on your RV setup, typical trip length, and how far you are from dump stations. Prioritize mobility, durability, and user-friendly drainage to ensure reliable performance across varied camping environments.