EPA-540/1-86-044 e.2 Environmental Protection Agency Office of Emergency and Remedial Response Washington DC 20460 Off'ce of Research and Development Office of Health and Environmental Assessment Environmental Criteria and Assessment Office Cincinnati OH 45268 Superfund_____________________________________________________________________________ ____ rr HEALTH EFFECTS ASSESSMENT ',,*7 FOR 2,3,7,8-TETRACHLORODIBENZO-p-DIOXIN D O not remove.

PESTICIDE ACTIVE INGREDIENTS FOR WHICH ANALYTICAL DATA ON DIBENZO-P-DIOXIN/DIBENZOFURAN CONTAMINATION WERE REQUIRED (DOIS issued June 9 ,1 9 8 7 and June 1 5 ,1 9 8 7 ) * = No active registrations (as of 5/93) 2-chiorophenol* 2.4- D and derivatives 2.4- DB and derivatives 2.4- DP and derivatives 4-CPA bromophos* bromoxynil carbophenothion* chioramben salts* chlorfenviphos* chlorophene and salts chlorothalonii crufomate* DCNA DCPA DDT* dicamba and derivatives dlchlobenil dichlone dichlorophene and K salt* difiubenzuron diuron ethyl parathion fenvalerate fluvalinate hexachlorophene and derivatives* irgasan linuron MCPB, Na salt MCPP and derivatives methyl parathion metobromuron* mitin FF monuron TCA* o-dichlorobenzene* oxyfluorfen p-dichlorobenzene PCMX propanll ronnel* tetrachlorophenols and derivatives* tetrachlorvinphos trlchlorophenol and derivatives* troysan 192*

1 3 : 10 'U 4 'y <>2*1 en ' /; Evidence that Dibenzoruran Acts as a Precursor for the Chi oritutted Dlbeuzoturana Formed IXir'ng Pulp Bleaching g) ooi ooi t)^ f o n \ C. f f fl > c 4* l'f R.K* Voss* C-F.

/ 11:30 p.m. 12:30 ^7 1:00 3:30 STURGEON INCIDENT 1/10/79 CKLQROPHENQL CAR SPILL Ms.

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Page 2 (If pushed on dioxin vs.

488 Annals New York Academy of Sciences per. cage, and dosed with TCDD or corn oil.

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FROM GMNSFELDER HEMKER & GALE P.

r KU N 3 U J O Z >1 3 1 Vi iA TO: Chuck McCrea FROM: Paul Merrell DATE: 3/15/92 RE: Nevada Power v, Monsanto et al research needs Dear Chuck: I understand Bill has talked to you about the defendants' pending motion for reconsideration.

/, / 9 r ^ :*u .

Col 1ucci Squires/Pathco review of Kociba, ERA review Cook memo FDA/EPA RA stuff, especially fish consumption THEME: manipulation of risk assessment Keenan/Chemrisk advice on skewing RA on Leaf River Gough's stuff on rank ing What kind of issues come up on dioxin RA Kimbrough 1 p p b ; humans less sensitive (typescript 90 or 91) Word it with possibility in mind of having to produce it & 0 'tr f 13 c2 A o/.

Cable Viewer Viewing cable 05BRATISLAVA713, SENIOR ADVISOR SPIRNAK, GMOS, AND SLOVAKIA If you are new to these pages, please read an introduction on the structure of a cable as well as how to discuss them with others.

2 DEFENDANT'S | EXHIBIT I oo-SSI n i 7 \CO ,