To determine the rainwater tank and gallon size that best suits your unique scenario: understand five (5) rainwater harvesting (RWH) variables. These key details are selective to RWH systems and should be considered prior to implementing a system and the rain tank that meets the size for your individual application and needs. Key Detail Variables… [Read More]
Home Rainfall Collection Calculator
Looking to calculate your home rainwater collection volume from regular rainfall events? Calculating the amount of rainfall in gallons of water involves variables fully dependent on where you live and the entire size of the rainwater harvesting (RWH) system. Needed variables include: (1) Expected rainfall depth in inches; (2) Catchment area size in square feet,… [Read More]
What is My Rainfall?
Annual Precipitation Your geographic location will determine the average rainfall amount you experience and is available for rainwater harvesting, tank water collection, and home water usage. Understanding annual precipitation values and amounts is important in rainwater harvesting (RWH) applications and is a good step in planning, installing, and/or optimizing a RWH system. Rain harvesters seeking… [Read More]
What is Rainwater Harvesting
Rain has a wide range of impacts: it is the harbinger of prosperity for farmers, can cause havoc for people living in flood prone areas, aids in replenishing ground water levels and water reservoirs, or simply helps lower the temperature on a hot summer day. For urban dwellers, rain’s significance is generally limited to determining… [Read More]
Cape Town Water Crisis
Cape Town, the capital city of South Africa, is fast approaching Day Zero. This will be the day when city authorities will turn off the piped water supply, which caters to Cape Town’s four million residents. Once this happens, residents must collect a legally guaranteed 25 liters per person per day from the approximate 200… [Read More]
Siphon Roof Drainage System
Siphon roof drainage systems serve as an alternative to conventional gravity based roof drainage systems. They work on the principle of suction or siphoning – similar to liquid rising when sucking on a straw. System principles and how it differs from a conventional gravity based system Siphon drainage systems were first developed in Europe in… [Read More]