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Hybrid treatment plants: maintaining production

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It is known that large and complex water treatment plants are most efficient when production levels are maintained at or near the design capacity over the long term. As production rates rise and fall dramatically, it is required to change operations and startup/shutdown major pieces of equipment, costing the plant more money to operate and maintain. One of the major problems with treating stormwater is that the water rushes through during storm events then virtually disappears at other times, usually at times that are unpredictable. Regulating these flows using storage is most likely uneconomical because of the high cost to build huge storage facilities. Another problem with treating stormwater for reuse is that the water quality of the stormwater is possibly different than the traditional water supply and so a totally different treatment process might be necessary. What if a treatment plant was able to quickly change the type of treatment process but maintain overall producti...

Potential for IWRM Application: Queensland, Australia

Introduction According to an article here , a major energy project could potentially impact future water supplies in Queensland, Australia. The project is to develop coal seam gas and could be worth over $30 billion, which would make it the most significant energy project in Queensland. One man who was interviewed stated his concern over possible impacts to farmland and underground water supplies when this project is put into place. The title of the article is "Water Supply Major Concern." With a title like that, I felt it was time to investigate this a little further to see what was being done to ensure sustainable water supply for both the local farmers, the environment, and the energy needs of the state. The opposition leade r  John-Paul Langbroek  sa id , "[The]  onus will be on this State Government to ensure that all of the operating conditions are met by the industry to protect the communities, the farming land and water." Background The Queensland go...