\begin{frame}{Background} \textbf{San Luis Valley} \begin{itemize} \item{Agricultural economy in Southern Colorado} \item{Use of surface water from Rio Grande river} \item{Part of Rio Grande Conservation Water District} \item{Rio Grande, Saguache, Alamosa counties} \item{Drought and legal threat in 2002} \item{Subdistrict 1 formed in 2006} \end{itemize} \textbf{Legal} \begin{itemize} \item{Prior Appropriation} \item{Complex ground water law} \item{Conservation districts} \item{Subdistricts} \end{itemize} \end{frame}