The County is not required to provide water quality tests at the creek level. It is tested at the watershed level (i.e.: Potomac...

Click the link to access the map that identifies existing BMPs in the Swan Creek/Tantallon watershed demonstrating WQ and volume...

The County is under a consent agreement from MDE/EPA to provide a designated number of acres of treatment for impervious...

DoE operates and monitors rainfall (precipitation) gauges in the Anacostia River and Western Branch Watersheds which fall in the...

The County’s geographical area is approximately 490 square miles; Impervious is 48 Sq. Mi. = 9.8%

Approximately 512 acres of ~ 1,188 acres = 43%.

The Noon Property is near Avalon ES (7302 Webster Ln, Fort Washington, MD 20744). It is owned by PGCPS and used for off-site...

To the extent that we know, there are no specific State/Federal non-compliance issues identified for Swan Creek/Tantallon.

There is not a County rating (see state): https://infrastructurereportcard.org/state-item/maryland/

See response to Question 9. There are many different sources of rain gauge data. Here are several options:

https://water...