b je c t JOB NO .Vj f -- CAJlut-JpA 'f' -7A03A) A lent lo Z if PREP/yREO BY (SIGNATURE)' I ff/tP j/t, u U ^ ,, DATE ^ \^~<S^/kdXL^ C^ \^<j---n_A^-' '^y-'^yC^O--^ */ <6 / ^ - L frw ^ p U ^^J) juJiX*- tf-JU*txw^-- -- AjlJL. --' XC /lsX 'X / r"^11OC ^ /^c~ i <o~ N&t A T / / ^ X t ^ ^ 7 '^ LA^ xjo yx~c-Ajl~ ^ X / w A - yfe -t^ - T ^ b - H - r ^ l j(u>uJ L ^ y, 2>&f - /n ^ jjJ ^ p&f~ /yj psfjL*j /.

"* ' ..........

Marvin A.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY Office of Air Quality Planning and Standards Research Triangle Park, North Carolina 27711 February 29, 1984 \ MEMORANDUM SUBJECT: National Dioxin Study - Tier 4 LiteratfureyRff/iew Source Prioritization and Testing .n /\ VyJs FROM: Edward J.

- 1 - February 3, 2009 2009 EPA Dioxin Workshop Questions to Guide Panel Discussions Session 1 Dose Metric Considering all of the endpoints or target tissues, and species that EPA's dose-response modeling might evaluate, what are the best measures of dose (ingested, tissue concentrations, body burden, receptor occupancy, other surrogate) and why?

DIOXIN Dow goes- to%;iw,( ork on a contamination problem DOW Chemical's- offer of $2.5 million ' for dioxin studies is a welcome acknowi--, edgment of the public concern over , t h e " possible effects of the chemical, pot to .

Accordingly, SAD is forwarding a copy of the CDC proposal for review and comments.

PORTLAND THE OREGONIAN, THURSDAY, JUNE 8, 1 9 8 9 COMMUNITY NEWS AND FEATURES Oregon DEQ curbs support of incinerator plan Approval to build plant in NE Portland termed `premature' by official By DIANE DULKEN___________________ Correspondent, The Oregonian The state Department of Environmental Quality has qualified its support of a pro posed incinerator in Northeast Portland after learning of possible limitations on the burner equipment, issued by the manufacturer.

c 8C concentrations of its vapors in 4lr re kept belo 0*05 a. per liter of air by adequate forced ventilation at the site of the production of such vapors* Oreatest personal hygiene is of paranoont importance.

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DEPARTMENT OF HEALTH & HUMAN SERVICES Pubi c Health 5e^;:ce Cenu:r* ter Oise^c "-:*: NaiOf.fii Mi'.

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LIST OF SAMPLES Sample Code EGL-1C EGL-2C EGL-4N EGL-5N EGL-7N EGL-6A EGL-8A EGL-9S Location Degradation Plot 10 Degradation Plot 10 Degradation Plot 5 Degradation Plot 5 Degradation Plot 5 Degradation Plot 8 Degradation Plot 8 Center of Test Grid #1 Remarks Taken from Center Trench Taken from Left Trench Taken from Center Trench Taken from Right Trench Taken from Left Trench Taken from Left Trench Taken from Center Trench NOTE: All samples were collected on 10 Feb 84 using a split spoon soil core sampling device.