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 shortest route between Costa-Rica and San-Francisco is according to the route planner. The driving time is approx. . Half of the trip is reached in . Time difference: -2h. The time difference between Costa-Rica (America/Costa_Rica) and San-Francisco (America/Los_Angeles) is -2 hours.