how large are RV black water tanks?

RV black water tanks typically range in size from 10 to 50 gallons, depending on the type and size of the RV. Smaller trailers might have tanks around 10 to 20 gallons, while larger motorhomes usually feature tanks that can hold 30 to 50 gallons or more. It's important for RV owners to be aware of their tank capacity to manage waste disposal effectively during trips.