Table 1.

R packages used to create the dashboard.

Group	Package	Use
Shiny app support packages	shiny [11]	Package for building the interactive web components for the Shiny app.
	shinydashboard [12]	Provides layout for the application with a sidebar, title space, as well as making it easy to layout content in the body of the application with default features.
	shinydashboardPlus [13]	Adds functions to enhance the shinydashboard package.
	shinyBS [14]	Adds mouse-over tooltips to figures, buttons, and features in the application.
	shinyjs [15]	Allows the app to read and use JavaScript applications including the use of toggle buttons and hiding content until a button is activated.
	shinyalert [16]	Assists with html code within the application.
	shinycssloaders [17]	Adds loading icons for map and plots while the app is loading in the web browser and when generating new plots.
	htmltools [18]	Use html code within the application. Used in creation of text sections and loading images.
Data processing (spatial and nonspatial)	sf [19]	Load and manipulate spatial data.
	aws.s3 [20]	Read in data from Amazon Web Services S3 bucket.
	dplyr [21]	Manipulate data frames.
	tidyr [22]	Wrangling data into correct formats for the application.
	magrittr [23]	Adds additional functionality to the “pipe” operator and supports other packages like dplyr
	purrr [24]	Functions used to calculate rolling averages for case data.
	stringr [25]	Edit and manipulate strings in the data.
	lubridate [26]	Edit and manipulate dates to various formats.
Leaflet packages	leaflet [27]	Creation of the interactive map on the main page.
	leaflet.extras [28]	Enables leaflet to work with plug-ins.
Figure and table creation	ggplot2 [29]	Creation of trend plots for wastewater and case data plots.
	plotly [30]	Wrapper functions turn ggplots into interactive features in the dashboard.
	gt [31]	Creation of tables within the application.