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Welcome

Welcome to the CLU-IN Internet Seminar Co Contaminate ntaminated Se d Sedime diments V nts Vir irtual W tual Worksho shop Se p Sessio ssion 4 n 4 – – Lo Long g Term m Monitoring g

Sponsored by: US EPA Office of Research and Development (ORD)'s Office of Science Policy

Delivered: November 20, 2019, 1:00 PM - 3:30 PM, EST (17:00-19:30 GMT)

In Instructors: :

• John Kern, Kern Statistics
• Rob Burgess, EPA ORD
• Lawrence Burkhard, EPA ORD
• Marc Mills, EPA ORD

Mo Modera rator: r:

• James Rice, ICF
• Jean M Balent, US EPA Office of Superfund Remediation and Technology Innovation

Webinar Overview

Welcome to the Contaminated Sediments

Session 1 October 21 Site Characterization (recording available)

Virtual Workshop Series

Session 2 October 30 Risk Assessment (recording available) Session 3 November 13 Innovative & Established Remediation Technologies (recording available)

Today!

Session 4 November 20 Long-term Monitoring

Ab About t t the e Series s Th This s virtual l workshop p series s will l provide e interactive e discussions s between n subject m t matter r experts s and d workshop p pa participa pant nts. . Each h vi virtua ual l session n will l featur ure e br brief f topi pic c int ntroduc ductions ns by by pa pane nelists s followed d by by facilitated d pa pane nelist t and nd pa participa pant nt di discus ussions ns whi hich h will l inc nclude ude oppo pportuni unities s for r que questions ns and nd ans nswers, , br brains nstorming ng, , ide dent ntification n of f co conce cern rns s and d re research rch needs. . We Webinar r Objectives s

• De

Describe e the e latest t conceptual l approaches s to

• each

h technical l area a

• Of

Offer r metho hodo dologies, , tools s and nd case e study udy illus ustrations ns tha hat t addr ddress s each h of f the hese e conc ncept pts s

• So

Solic licit it par artic icip ipan ant t in input t to

• how

w these e ap approac aches s can an be e revis ised d to

• produce

e better, , fas aster r an and d cheap aper r outcomes s

Webinar Overview

What monitoring have proven challenging at your contaminated sediment sites? Why have they been challenging?

Us Use e the he bl blank nk spa pace e at t the he bo bottom m of f your ur screen n to

• ent

nter r a a word d or r sho hort t phr phrase. . Yo You u can n click k on n the e “+1” ” button n if f you u want t to

• agr

gree e with h someone e else’s s response. . Th The e responses s will l be e ranked d by y popularity y (# # of f respondents s selecting g this s choice). .

Webinar Overview

Why “dig in” to Contaminated Sediments?

Co Contaminated d sediments s present t unique e challenges s

• Mu

Multiple e source rces s

• Di

Difficult t to

• control

l

• La

Large e diffuse e areas s

• Dy

Dynamic c conditions s

• Hi

Higher er r rem emed ediation

• n c

cost

• sts

s

• Uni

Unique que resour urces s are e cont ntaine ned d in n the he sedi diment nt/sur urface e water r ecosystem m Sy Systemat atic ic an and d coordin inat ated d efforts s ar are e needed d to

• ad

address s contam amin inat ated d sedim iments s effectiv ively ly

• Ro

Robust t CSMs s build d a a strong g frame mework k for r future e act ctions s

• Cu

Current t and d relevant t toxicological l information n inform m risk k assessments s

• St

Strat ategic ically ally defin ined d cle lean anup p goals als an and d effectiv ive e remedial ial ac actio ions s

• Ac

Accurate e and d efficient m t monitoring g to

• measure

e and d optimize e remedy y effectiveness s

Webinar Overview

Today’s Topic: Innovative & Established Remediation Technologies

Dev evel eloping g and d usi sing g Surface ce Wei Weigh ghted ed Aver erage ge Concen centrations s (SWA WACs) s)

• John Kern, Kern Statistics

Ro Role o e of P Passive S e Sampling a g and P Porew ewater er Rem Remed edial G Guidel elines es ( (PWRG RGs) i in Lo Long- te term m Monito toring g (Part t 1) )

• Rob Burgess, EPA ORD

Pore e Wa Water er Rem emed edial l Goals s (PWR WRGs) f s) for r the e Protect ection n of B f Ben enthic c Orga ganism sms s

• Lawrence Burkhard, EPA ORD

Lo Long g Ter erm m Mea easu sures es of R f Rem emed edy y Effect ectiven eness ess

• Marc Mills, EPA ORD