This year has been a big one for water. California is still mired in drought, although less of the state is suffering than in previous years and each winter rainstorm brings a fresh bit of optimism. A large reserve of groundwater was found deep under the drought-stricken Central Valley, recycled water continues to gain in popularity, flooding to help fish and farmers is panning out and 2016 will likely wrap up as the hottest year on record. Below are seven other significant milestones that impacted California water and will help shape the year ahead.