Owner Network Rail intends to provide
The move will allow commuters to refill their own bottles on the go without having to purchase expensive bottled water from station stores.
The introduction is seen as a positive step by environmental campaigners who want to see more such facilities.
A spokesman for Network Rail said: "We are supportive of having water fountains in our managed stations and will be looking to see how we can take this forward."
A study by Recoup, a charity promoting plastics recycling, revealed that the average UK household uses nearly 500 plastic bottles a year, but only recycles just under 290 of them.
Keep Britain Tidy has researched the barriers to members of the public using reusable water bottles as an alternative to single-use plastic water bottles.
