Projection Introduction

As the population of the City of Flagstaff (COF) and Northern Arizona University (NAU) grow due to regional and state migration, development increasingly puts a strain on existing stormwater infrastructure. The NAU South Commuter parking lot, P62, has been identified as a major contributor to impervious runoff into Sinclair Wash. The implementation of LID basins to reduce the downstream flood impact by increasing the peak flow lag time and promoting groundwater recharge through detention. Additionally, NAU will receive the runoff credits available from LID basin use.