(COG Standard in Parenthesis) (Revised in DC Standard in Bold Italics)

Up to 2”of Snow	2-4” of Snow	4-8” Snow	8-12” of Snow	12- 18” of snow	18” or more of snow	Freezing Rain or ice With Less than 4” of Snow	Freezing Rain or ice Greater than 4” of Snow
Winter Weather Advisory	Winter Weather Advisory	Winter Weather Advisory	Winter Weather Advisory	Winter Weather Advisory	Winter Weather Advisory
Salting completed within 4 (4) hours after end of each storm	Salting and plowing completed within 6 (12) hours after end of each storm	Salting and plowing completed within 8 (24) hours after end of each storm.  Streets are passable, but not all streets cleared to bare pavement	Salting and plowing completed within 18 (48) hours after end of each storm.  Streets are passable, but not cleared to bare pavement	Salting and plowing completed within 24 (48-72) hours after end of each storm.  One lane made passable, but not cleared to bare pavement Expect snow packed roads.	Salting and plowing completed within 36 (48-96) hours after end of each storm.  One lane made passable, but not cleared to bare pavement.  Some streets may be impassable for longer periods.  Expect snow packed roads!	Salting continuos until condition improve (begin salting up to 24 hours after the end of each storm)	Salting and plowing continuos until condition improve (begin salting up to 24 hours after the end of each storm)