NCDP Scientific Advisory Council Agenda_Jan2024

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NCDP Scien�fic Advisory Council Agenda – Virtual Mee�ng
1:00 pm – 4:00 pm
January 26, 2024
Microsoft Teams meeting
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Time Topic Speaker(s)
1:00 to 1:20 Convene
• Introduc�ons
• Approve minutes from 11/17/23
Paul Wojoski, NCDEQ
(facilitator)
1:20 to 1:40 NC DWR Algal Bloom Dashboard Dan Wiltsie, NCDEQ

1:40 to 2:00 Chowan River Basin Water Resources Plan Forest Shepherd,
NCDEQ
2:00 to 2:30 Microcystin concentrations, congener profiles, and
bacterial composition during multiple blooms in the
Chowan River
Emily Pierce, NCSU
2:30 to 2:45 Summary of EPA’s 2019 Cyanotoxin Recommended
Criteria
Paul Wojoski, NCDEQ
2:45 to 3:00 Break
3:00 to 4:00 Guided discussion of harmful algal blooms and
cyanotoxins
SAC Co-Chairs Jud
Kenworthy and Hans
Pearl
4:00 Adjourn Paul Wojoski, NCDEQ

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Questions for SAC resolution:

1. Is the EPA recrea�onal criteria magnitude of 8 µg/L for microcys�n appropriate for North
Carolina?
2. Is the EPA recrea�onal criteria magnitude of 15 µg/L for cylindrospermopsin appropriate for
North Carolina?
3. What microcys�n / cylindrospermopsin criteria levels are appropriate for swimming
advisories?
4. What levels of nitrogen and phosphorus can foster the harmful algal blooms?
5. What data is needed (or ques�ons to be answered) in order to determine the correla�on
between harmful algal blooms and nitrogen and phosphorus?