Shell Island has most of it's facilities centrally located in the middle of the island behind the leisure complex. The main toilet block has 14 cubicles for the ladies and  10 cubicles and 6 urinals for the gents. Hot and cold running water in some 19 wash basins. To the side of the main block is an Elsan disposal point for chemical toilets. Shaver points are provided in the gents (240 v.)

The Shower block, located directly behind the main toilets, built in 1992 ,has a further two toilet cubicles for both ladies and gents. All showers are lined with stainless steel, with a small area with a seat for changing in each cubicle. The Water is temperature controlled at a single comfortable temperature and operated by a push button to release some 30 seconds of water at a time. The opening times are 8.30 am - 12.00 and 5.30 until 10.00 pm. A single disabled cubicle is available with toilet, shower and wash basin. Entry by RADAR Key. A ladies Hair drying room is provided with 13 amp sockets. Bring your own hair dryers.

There are other toilets available adjoining the Green Cabin near the yacht basin and in a Portakabin close to the Acorn Venture Site. Other toilets are available within the Snack Bar and Tavern Bar.

There are some 45 water points spread across the island. Adjoining some of the waterpoints are waste water disposal points

All campers are asked to take all their rubbish to a skip sealed in a bin bag.

There are 20 fire extinguisher points across the island and all camping sites are within 200 metres of one of these points.