News — Stormwater

Currently and in the last month some parts of New Zealand had torrential rainfall, after previous droughts in part of the country. How can the country make better use of the rain? What is rainwater harvesting and how does it work? Rainwater harvesting is the capture, storage and use of rainwater. Anybody can do it and it can be designed and customized to suit the needs of the user (potable water from rainwater for example). There are several types of rainwater harvesting systems, the following three are the main ones: In-situ rainwater harvesting refers to the capture of rainwater where it falls. This system is useful...

Time to look into Rainwater Harvesting and Greywater Recycling. www.aloaqua.co.nz Christchurch water charges to be considered next year 123RF.COM Gardening is a major user of water, particularly in the Garden City. The Christchurch City Council will once again consider charging residents for the water they use. . Staff are working on a report on ways the city's water can be priced, which will likely include a volumetric charge. The issue will be included in next year's Long Term Plan (LTP) process. Water currently comes under a general rates bill, meaning water costs are tied to a property's value. A volumetric rate would charge for the amount...

Infiltration and Attenuation Systems Rainwater Infiltration - Complete solutions for trench and trough-trench infiltration Trench System Trench systems are ideal when the surface above the infiltration system shall be usable, parking, playground etc. Trough-Trench System The polluted rainwater is cleaned via bio-active soil and seeps into the underlying trench, where it is stored short term to infiltrate. Rainwater Retention / Attenuation - to ease pressure on public drainage infrastructure Trench System Rainwater is filtered through a sedimentation/ filter shaft, then stored short-term in the in-ground trench and slowly released via the throttle outlet. The system can remain open at the sides and...