Exhibit (515-11-1) A

Current through Rules and Regulations filed through April 4, 2022

LINE MAP IDENTIFICATION

FOR

GEORGIA ELECTRIC SUPPLIERS LINES (MASTER LINE MAP)

MUNICIPALITIES --·--·-- CP --·--·--·-- BLACK

EMC ------- - 37 ------ ----- BLACK

PRIVATE UTILITY --- -- G -- ------ S - - - - BLACK

--------- ------ ------ ------ ------ ------ ------- ------ -----

-- MARKER SPECIFICATIONS --

PEN 8 SIZE: - #2 RAPIDOGRAPH

COLOR: - BLACK

LINE WIDTH: - AT 1"=1 MILE SCALE=APPROX. 60'

AT 1"=1000' SCALE=APPROX. 12'

AT 1"=660' SCALE=APPROX. 8'

--------- ------ ------ ------ ------ ------ ------- ------ -----

WHERE NECESSARY, LINES OF ELECTRIC SUPPLIERS SHALL DE IDENTIFIED BY NUMBER OR LETTER FROM THE ATTACHED LEGEND ON EXHIBIT "B" AND AS ILLUSTRATED ON THE ABOVE EXAMPLES.