Air pollution - SOx and NOx. Air pollution from maritime transport including Sulphur Oxide (SOx), Nitrogen Oxide (NOx), Ozone Depleting Substances (ODS) or Volatile Organic Compounds (VOC), is high in the agenda both at global and European level.
Although costs have been rising, water is still an inexpensive resource in most American towns. An average cost is less than $5 per 1000 gallons. Filling a swimming pool, in most areas, costs less than $100.Youâll need to add some replacement water during the year, to replace splash out and backwash water.ost trucks hold 5000 gallons or so, and can make repeated trips to the hydrant until your pool is full. Water truck companies usually charge by the load, and a complete fill of the pool can be expensive, as much as $50 per 1000 gallons.
For the purpose of this discussion, we will look at the costs associated with the installation of both kinds of modern swimming pools. According to P.K. Data the average cost of a 19' diameter above ground swimming pool is $6,243; while the average cost of a 32'x16' inground swimming pool is $21,919. Chemicals-between the chlorine, pH testing strips, and other materials, the average pool owner spends roughly $80 per month for above ground swimming pools and $95 per month for inground swimming pools.