Air Quality Monitoring Roundtable Jeff Hedman / Rick Strassman - - PowerPoint PPT Presentation

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Air Quality Monitoring Roundtable Jeff Hedman / Rick Strassman - - PowerPoint PPT Presentation

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Air Quality Monitoring Roundtable Jeff Hedman / Rick Strassman Minnesota Pollution Control Agency October 7, 2014 Presentation Overview Introduction City-Selected Topics Q & A 2 Why Care About Particulates? Cardiovascular

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Air Quality Monitoring Roundtable

Jeff Hedman / Rick Strassman

Minnesota Pollution Control Agency

October 7, 2014

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Presentation Overview

 Introduction  City-Selected Topics  Q & A

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Why Care About Particulates?

  • Cardiovascular Effects
  • Respiratory Effects

Health!

  • Visibility
  • Ecology
  • Infrastructure Damage

Welfare!

3 U.S. EPA. Integrated Science Assessment for Particulate Matter (Final Report). U.S. Environmental Protection Agency, Washington, DC, EPA/600/R-08/139F, 2009.
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Particulate Size

4 Air Pollution Training Institute 435: Atmospheric Sampling, pp. 4-2
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Ambient Air Quality Standards

TSP PM10 PM2.5 Annual 24-hour Annual 24-hour Annual 24-hour National n/a n/a n/a 150 ug/m3 12 ug/m3 35 ug/m3 Minnesota 75 ug/m3 260 ug/m3 50 ug/m3 150 ug/m3 15 ug/m3 65 ug/m3 5 TSP PM10 PM2.5 Annual 24-hour Annual 24-hour Annual 24-hour National n/a n/a n/a 150 ug/m3 15 ug/m3 35 ug/m3 Minnesota 60 ug/m3 150 ug/m3 50 ug/m3 150 ug/m3 15 ug/m3 65 ug/m3

Primary Standards (Protect Human Health): Secondary Standards (Protect Welfare):

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Respirable Crystalline Silica Health-Based Value

 Developed by Minn. Dept. of Health  3 ug/m3 as PM4  Data averaged on annual basis  Protects against long-term exposures  The HBV protects:

  • General population
  • Sensitive people
  • All stages of life

 http://www.health.state.mn.us/divs/eh/

hazardous/topics/silica/

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Presentation Overview

 Introduction  City-Selected Topics  Q & A

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Monitoring Methods

 PM2.5

  • Federal Reference Method (Not used in Winona)
  • Gravimetric Analysis
  • 24-hour Integrated Samples
  • Lab Reports Results
  • Federal Equivalent Method (Used in Winona)
  • Beta Attenuation
  • Hourly Samples
  • Semi-Continuous Operation
  • Instrument Reports Results
  • Acceptable Monitors:

http://www.epa.gov/ttn/amtic/criteria.html

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Monitoring Methods (cont)

PM4-Silica

  • Modified Federal Reference Method (Used in

Winona)

  • 24-hour Integrated Samples
  • Lab Performs X-Ray Diffraction
  • Lab Reports Results
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Monitoring Methods (cont)

 PM10

  • Federal Reference Method (Not used in Winona)
  • Gravimetric Analysis
  • 24-hour Integrated Samples
  • Lab Reports Results
  • Federal Equivalent Method (Not used in Winona)
  • Beta Attenuation
  • Hourly Samples
  • Semi-Continuous Operation
  • Instrument Reports Results
  • Acceptable Monitors:

http://www.epa.gov/ttn/amtic/criteria.html

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Monitoring Methods (cont)

TSP

  • Federal Reference Method (Not used in Winona)
  • Gravimetric Analysis
  • 24-hour Integrated Samples
  • Lab Reports Results
  • Acceptable Monitor:

http://www.epa.gov/ttn/amtic/criteria.html

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Monitoring in SE MN

 Winona

  • 1x PM2.5 FEM
  • Samples hourly data
  • Informs AQI for area
  • 1x PM2.5 FRM modified to collect PM4
  • Collects 24-hour integrated sample
  • Sent to lab for silica analysis

 Stanton

  • 1x PM2.5 FRM modified to collect PM4
  • Collects 24-hour integrated sample
  • Sent to lab for silica analysis
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Monitoring Results at Winona

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Monitoring at Tiller – North Branch Facility

2x Dichotomous Monitors

  • Collects PM2.5 and PM10-2.5 at each monitor
  • Integrated 24-hour samples

2x PM2.5 FRM modified to collect PM4

  • Collects 24-hour integrated sample
  • Sent to lab for silica analysis

1x Meteorological Tower

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Monitoring at Shakopee Sands Facility

2x PM10 FRM Monitors

  • 24-hour integrated sample

1x TSP FRM Monitor

  • 24-hour integrated sample

1x PM10 FRM Monitor, used for silica

  • 24-hour integrated sample
  • Sent to lab for analysis

1x Meteorological Tower

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Rulemaking Update

Silica Sand Advisory Panel Scope of Rule:

  • Silica Sand facilities
  • New facilities
  • Existing facilities

Likely Requirements

  • Monitoring
  • Stack limits
  • Best Management Practices
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EQB ‘Tools…’ Document

Final March 2014 Monitoring Methods Monitoring Costs Silica Sand Technical

Assistance Team

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Q & A

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Presentation Overview

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Jeff Hedman

jeffrey.hedman@state.mn.us

Rick Strassman

rick.strassman@state.mn.us