Toxic Valley treasure maps

The Toxic Valley treasure maps are a set of notes in Fallout 76. They lead to buried mounds hidden throughout the Toxic Valley, all of which contain random valuable loot.

Location
The notes can be found throughout Appalachia:
 * Map #01 can be found at ???
 * Map #02 can be found at ???. It leads to a mound behind the Clarksburg water tower.
 * Map #03 can be found at the Pioneer Scout camp.
 * Map #04 can be found at ???
 * Map #05 can be found at ???
 * Map #06 can be found at ???
 * Map #07 can be found at ???
 * Map #08 can be found in ???