Generate and store the maps and provide a way for users to select specific maps based on date, time period (RT, daily, 7-, 14-, 28-day averages), and geographic range (sites, HUC2 regions).

Working on getting clarity as to whether the existing maps showing flood and drought sites should also be generated.

[DRAFT] User story: As a water resources manager, I need quick access to visualizations of (blah) to (communicate, inform, decide)