Pool Info: Pool Chloramines. When any type of chlorine is added to water, it forms hypochlorous acid (HOCl - the most powerful killing form of chlorine in water) and hypochlorite ion (OCl-), a relatively weak form of chlorine in water. The percentage of HOCl and OCl- is determined primarily by the pH of the water.
Costa Rica is located between 8 and 12 degrees north of the  Equator. The total distance is 888.17 miles or 1429.36 kilometers.
The equator passes through South America near the northern end of the continent. It passes just north of Quito in Ecuador, separates Colombia into about three quarters to the north and one third to the south, and then crosses the top of Brazil, passing through MacapÃ¡.