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Biomonitoring measures the amount of a chemical in your body.

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Public Affairs Guidance PFOS/PFOA at Air Force Installations 26 October 2016 1.

From: To: Sent: Subject: Attachments: Fletcher, Steven G CIV NAVSEA HQ, SEA 05 Fletcher, Steven G CIV NAVSEA HQ, SEA 05 2/8/2017 8:29:59 PM RE: Updated GAO Answers GAO 100947 - AFFF Questions Rev3.docx Final Draft v/r, Steve Fletcher, P.E.

GAO Review of DOD Drinking Water Contaminants (100947) Follow-up Questions on AFFF Products In our prior conversations with Navy officials, we have been told that DOD's AFFF MILSPEC calls for AFFF products to contain PFCs.

From: To: Sent: Subject: Attachments: Hunstad, Mary P CIV NAVSEA HQ, SEA 05 Fletcher, Steven G CIV NAVSEA HQ, SEA 05 6/15/2016 8:09:22 PM FW: Final, DASN (E) approved, FAQs related to PFC/PFAS 16-06-15, DON FAQs for PFC-PFAS Final.docx Not sure if you were on this, v/r Mary Hunstad TWH - Fire Protection Systems And Material Fire Performance SEA 05P5 WNYD bldg. 197, 3W-2827 202-781-3632 ......Original Message......

From: To: Sent: Subject: Attachments: Berkoski, Daniel T CIV NAVSEA, SEA 05 Hunstad, Mary P CIV NAVSEA HQ, SEA 05 6/14/2016 6:51:49 PM RE: Recommended final set of PFC/PFAS FAQs 16-06-10.

GAO Review of DOD Drinking Water Contaminants (code 100947) Follow-up Questions for the Department of the Navy Note: These questions are addressed to the Department of the Navy, to answer on behalf of both the Navy and the Marine Corps.