From: To: CC: Sent: Subject: Attachments: Berkoski, Daniel T CIV NAVSEA, SEA 05 Mach, Richard CIV OASN (EI&E), ODASN (Environment); Hunstad, Mary P CIV NAVSEA HQ, SEA 05 John P.

Last Updated: June 10, 2016 Frequently Asked Questions: Perfluorinated Compounds (PFC)/ Perfluoroalkyl Substances (PFAS) FOP II) 11 P I ) / I 1)01) IJM ONLY Approved by: D/ON(E) l US00005304 Last Updated: June 10, 2016 Contents SOURCE OF INFORMATION................................................................................................................................5 GENERAL..............................................................................................................................................................5 What is PFCorPFAS?......................................................................................................................................

Dear Mr.

From: To: CC: Sent: Subject: Attachments: Rudroff, Jim CIV OASN (EI&E), ODASN Environment Berkoski, Daniel T CIV NAVSEA, SEA 05 Hunstad, Mary P CIV NAVSEA HQ, SEA 05; Fletcher, Steven G CIV NAVSEA HQ, SEA 05; Mach, Richard CIV OASN (EI&E), ODASN (Environment); Nehm, Lindsay R CIV OPNAV, N45; Pletke, Mike CIV OPNAV, N45 4/6/2016 8:06:54 PM RE: 3M AFFF advisory TAB B - Attachment - ECGC Endorsements v2.doc; ATTACH003.eml; 14-10-21 DASN (E) PFC memo.pdf; USA000204-16 - EIE signed ECGC Meeting Follow-up.pdf Dan, I'm forwarding several attachments in response to your email below.

Withheld in Entirety US00006176