gear
Water fountain vs water bowl
The options
Circulating water fountain
A pump moves water through a filter and over a spout or dome, keeping it aerated and in motion.
Pros
Cons
Still water bowl
A plain wide bowl, ideally stainless steel or ceramic, refreshed daily and placed in several locations.
Pros
Cons
Side by side
| Criterion | Circulating water fountain | Still water bowl |
|---|---|---|
| Encouraging a reluctant drinker | Often effective | Limited |
| Purchase and running cost | Ongoing filters and power | Effectively nil |
| Cleaning effort | Pump strip-down, weekly | Rinse daily |
| Suits noise-sensitive cats | Sometimes not | Always |
| Measuring how much was drunk | Hard | Easy |
| Value in CKD or urinary disease | Worth trying | Baseline, use several |
Diet moves more water than either
Cats evolved to take most of their water from prey and have a weak thirst drive relative to their needs. A cat eating only dry food takes in considerably less total water than one eating wet, and produces more concentrated urine as a result. That matters for chronic kidney disease and for lower urinary tract disease.
The practical consequence is that the fountain-versus-bowl question is the second question. Moving some or all of the ration to wet food does more for hydration than any drinking vessel, because the water arrives with the food rather than requiring the cat to decide to drink.
The maintenance nobody mentions at purchase
A fountain is a pump running continuously in water an animal drinks. Filters have a replacement schedule, and the pump housing needs disassembling and cleaning on a regular cycle. Skipped, it develops biofilm, starts to smell, and the cat stops using it, which is how most fountains end up in a cupboard within a year.
- Stainless steel or ceramic over plastic. Plastic scratches, holds bacteria, and is associated with chin acne in some cats.
- Check the pump is user-serviceable before buying. Sealed units cannot be cleaned properly.
- Buy filters in multiples, because a fountain running without one is worse than a bowl.
- Keep bowls in place alongside it. Redundancy costs nothing and covers a power cut or a cat who dislikes the noise.
How to choose
- Healthy cat eating wet food: two or three wide, shallow bowls in different rooms, away from food and litter. Done.
- Dry-fed cat, or one diagnosed with CKD, FLUTD or urinary crystals: try a fountain, and keep the bowls.
- Cat who drinks from taps and showers: a fountain is the obvious experiment.
- Noise-sensitive or easily startled cat: bowls, and more of them.
- Dogs: bowls, sized and stable. Fountains are largely a feline solution to a feline problem.
- Any household: site water away from food and away from the litter box, and use wide bowls that do not press the whiskers.