Established in 1962, Parker Water & Sanitation District has always been proactive in its objectives to provide an ever-growin ... g population with a secure and long-term, high-quality water service. Here you can learn more about our history and vision for the future as well as ways in which we are facing water challenges head-on. Together, let’s lead the next generation of water ambassadors forward. When the Parker Water & Sanitation District first began operations, there were significantly less people using water than today. Denver’s population alone has grown more than 35 percent in the past two decades, and the same is true of Parker. What hasn’t changed much in the entire state, however, is the amount of precipitation Colorado gets. It has virtually remained the same at only 15.8 inches annually. Stay informed. Learn how you can make a difference. Because you really can! read more