RV Water Tank Size Calculator

Are you planning on taking your RV on a long trip or boondocking for an extended period of time? Then you probably know how important it is to have an adequate water supply. But how do you determine what size water tank you need?

Our RV Water Tank Size Calculator is here to help. Simply input your information, such as the number of people on the trip, the length of the trip, and your water usage habits, and our calculator will give you an estimated ideal water tank size for your specific needs.

With our calculator, you won't have to worry about running out of water or carrying unnecessary weight. By using our tool, you'll be able to travel with the peace of mind that comes with knowing you have the perfect water tank size for your RV journey.

RV Water Tank Size Calculator

Determine the appropriate size of water tank for your RV based on your water usage and length of trips.

gallons
days
RV Water Tank Size Calculator Results
Water Usage per Day0
Length of Trip0
Type of TankChoose...
Size of RVSmall (up to 25 feet)
Recommended Tank Size0

determining the appropriate size for your rvs water tank is crucial for extended trips and water availability. Our rv water tank size calculator streamlines this calculation. To gain insights into related water volume measurements and understand their implications, link it with our water tank volume calculator. This integrated approach empowers you to make informed decisions about your rv water system.


How to Use the RV Water Tank Size Calculator

The RV Water Tank Size Calculator is a useful tool for determining the appropriate size of water tank for your RV based on your water usage and length of trips. This calculator is significant because it helps RV owners to ensure that they have enough water for their trips without running out or carrying too much weight. The primary applications of this calculator are for RV owners who want to determine the appropriate size of their water tank for a comfortable and stress-free trip.

To utilize the RV Water Tank Size Calculator, follow these steps:

Input Fields

The RV Water Tank Size Calculator has four input fields:

  • Water Usage per Day: This field requires you to input the amount of water you use per day. This input is essential because it determines the total amount of water you need for your trip.
  • Length of Trip: This field requires you to input the number of days you plan to be on your trip. This input is essential because it determines the total amount of water you need for your trip.
  • Type of Tank: This field requires you to select the type of tank you have. There are three options: Fresh Water Tank, Gray Water Tank, and Black Water Tank. This input is essential because different tanks have different sizes and capacities.
  • Size of RV: This field requires you to select the size of your RV. There are three options: Small (up to 25 feet), Medium (26-35 feet), and Large (over 35 feet). This input is essential because different RV sizes have different water needs and tank sizes.

Output Fields

The RV Water Tank Size Calculator has one output field:

  • Recommended Tank Size: This field displays the recommended tank size based on your inputs. This output is essential because it helps you to determine the appropriate size of your water tank.

RV Water Tank Size Formula

The formula for calculating the recommended tank size is as follows:

Tank Size = Water Usage per Day x Length of Trip x Tank Type x RV Size

Illustrative Example

Let's say you have a Medium-sized RV, a Fresh Water Tank, and you plan to go on a five-day trip. You use 20 gallons of water per day. To calculate your recommended tank size, use the following formula:

Tank Size = 20 gallons x 5 days x 1.5 (for a medium-sized RV) x 1 (for a fresh water tank) = 150 gallons

Illustrative Table Example:

Water Usage per DayLength of TripType of TankSize of RVRecommended Tank Size
20 gallons3 daysFresh Water TankSmall60 gallons
30 gallons5 daysGray Water TankMedium300 gallons
15 gallons7 daysBlack Water TankLarge157.5 gallons

In conclusion, the RV Water Tank Size Calculator is an essential tool for RV owners who want to ensure they have enough water for their trips. By utilizing this calculator, RV owners can determine the appropriate size of their water tanks based on their specific needs. Use the instructions provided above to calculate the recommended tank size for your RV, and enjoy a stress-free and comfortable trip!

About the Author


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Ahnaf Fardin
Travel Consultant

Ahnaf Fardin is a Bangladeshi travel consultant who graduated with a degree in tourism and has years of experience in the travel industry.