Guides
Water storage guides
Practical notes for hotels, villas and guest houses that store their own water.
Why Caribbean hotels run out of water, and how to stop it
Intermittent city water, missed pump runs, dry pumps and hidden leaks: the usual reasons a hotel runs short, and the simple fixes.
How much water does your cistern hold?
Free calculator for rectangular and round tanks in feet or metres. Gives US gallons, imperial gallons and litres, plus gallons per inch of depth.
How to stop a water pump running dry
Why dry running destroys transfer pumps in minutes, and four ways to prevent it: start and stop levels, float switches, power monitoring and a safety timer.
Find hidden leaks with the night-flow test
A simple test with your water meter that reveals running toilets, stuck float valves and underground leaks in a hotel or villa.
Tank level sensors compared
Float switches, ultrasonic sensors and submersible pressure probes: how each measures a water tank, and which suits cisterns and roof tanks.
Water storage for hurricane season
Before, during and after a storm: how hotels and villas in the Caribbean can protect their water supply, pumps and tanks.