wisconsin beach monitoring program · 2020. 5. 21. · wisconsin beach monitoring program beaches...
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Wisconsin Beach
Monitoring Program
Madeline Magee29 April 2019
Lake Superior | Frank Koshere
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Big Bay City Park - Lake Superior | Michael Knapstein
Wisconsin’s Coastal Beaches
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Bradford Beach - Milwaukee | Karen Gersonde
Wisconsin’s Coastal Beaches
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Wisconsin Beach Monitoring Program
Beaches Environmental Assessment and Coastal Health (BEACH) Act of 2000
Harrington Beach State Park | Wendi Huffman
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Wisconsin Beach Monitoring Program
Beaches Environmental Assessment and Coastal Health (BEACH) Act of 2000
• Requires list of all identified public coastal beaches posted for review and comment
• Requires monitoring for E. coli at public beaches
• Requires public notification of water quality
• Requires reporting of water quality information to EPA
Harrington Beach State Park | Wendi Huffman
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Wisconsin Beach Monitoring Program
Administers BEACH Act
~$215,000 to state based on
“beach miles”
contracts with public
health based on
monitoring needs
EPA
DNR
Public Health
Contractors
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Wisconsin Beach Monitoring Program
• High priority beaches
• Sample at least 3x/weekTier 1• Medium priority beaches
• Sample at least 2x/weekTier 2• Low priority beaches
• Sample at least 1x/weekTier 3
Tier 4 • Lowest priority
• No samplingMilwaukee, WI | Mark Ponto
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Why E.coli ?
E.Coli | BioCote
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E.coli Sampling
E. coli sampling follows the BEACH program QAPP
• Middle of typical bathing area at the beach
• Knee depth
• Sampling 6-12 inches below surface of the water
Beach Sampling | UNC Institute of Marine Sciences
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Lab Analysis
All sample analyses conducted by State certified labs using EPA approved method
Most probable number (MPN) tests for E. coli:
LTB EC-MUG (Standard Methods 9221B.1/9221F)
ONPG-MUG (Standard Methods 9223B, AOAC 991.15, Colilert, Colilert-18, and Autoanalysis Colilert)
Membrane filter tests for E. coli:
MEndo, LES-Endo, or mFC followed by transfer to NA-MUG media (Standard Methods 9222B/9222G or 9222D/9222G)
MI Agar, M-ColiBlue24 Broth
Barkers Island | WDNR
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Sanitary Surveys
Sanitary Surveys at time of water sampling
• water clarity (turbidity is optional addition)
• wave height
• weather conditions (e.g. cloud cover, wind, etc.),
• water temperature
• gull counts
• algae in the water
Kohler-Andrea State Park | Brook Burling
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Posting Advisories and Closures
Local public health officials have the authority to post advisories or close beaches
exception: DNR property
South Shore Beach | Jordyn Noennig, Milwaukee Journal Sentinel
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Posting Advisories and Closures
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Posting Advisories and Closures
Traditional Sampling:
Advisory: 235 cfu/100 mL
Closure: 1000 cfu/100 mL
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Nowcast
Beach managers can implement a Nowcast model.
• provides earlier warning
• prediction for every day
• site specific criteria
• still sample for model validation and comparison
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Posting Advisories and Closures
Traditional Sampling:
Advisory: 235 cfu/100 mL
Closure: 1000 cfu/100 mL
Nowcast: site specific decision criteria
re-sampling required to remove advisory or closure
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Posting Advisories
Public Health has authority to post closures
• harmful algal bloom
• confirmed illness
• unsafe swimming conditions
• major pollution event
• rainfall
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www.wibeachhealth.us
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www.wibeachhealth.us
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www.wibeachhealth.us
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Monitoring for HABs
Algae Bloom | Madeline Magee
Currently no criteria for cyanobacteria or cyanotoxins
Beach program does not require monitoring for HABs
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Apostle Islands | Ann Runyard