Bois Forte

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Bois Forte Indoor Air Quality Program
Wednesday, June 3, 2009 NTF
Kevin Koski Environmental Health
Specialist
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What makes us Unique?
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Bois Forte ReservationIAQ Program

• In 2000, mold growth was discovered in multiple
  homes.
• 9 families were relocated
• 35 home remediation projects were completed
• in the Spring of 2001
• EPA grant funding began in 2002
• Quality assurance project plan completed
• Purchased IAQ equipment
• Approximately 450 building investigations
  completed since 2002
• Approximately 100 remediation projects completed
  since 2002
• Community education contractor training
• Continuing education for environmental staff

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Since 2001, Environmental Services has performed
over 500 building investigations of tribal homes
and businesses for indoor air quality and
environmental issues. Bois Forte is recognized
regionally and nationally as a leader in the
tribal indoor environmental quality field.
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What else makes us Unique?
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Nett Lake, MN
Lake Vermilion near Tower, MN
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Bois Forte Reservation

• 3800 tribal members
• 800 reside on reservation
• 215 homes (100 owned by Housing, 115 private)
• Five Land Bases
• Nett Lake Village
• Lake Vermillion Reservation
• Sugar Bush, Indian Point, Deer Creek
• Lake Vermilion Sector is home to Fortune Bay
  Resort, Casino, Golf Course and Heritage Center

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Nett Lake Palmquist Village
Vermilion side
Soil type sugar sand
Soil type clay with rocks
The houses work fine here
These houses fail miserably
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How to Build in a Spruce Bog 101
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What else makes us Unique?
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Pet Projects Wet Basements Dirt Crawl
Spaces Pests PPE Safe Practices Ventilation
Airtightness Contractor Issues Asthma
Work Education Outreach
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wet basements
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carving swales
proper gutters
proper drain tile
proper grading
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wood foundations
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dirt crawl spaces
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installing crawl space vapor barriers
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pests
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More on The Wonders of Infrared Thermography
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exposed insulation outside mouse
tunnels in the walls
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Personal Protective Equipment (PPE) and Safe Mold
Abatement Practices
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respiratory protection
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hmmm do I need to build a negative air
containment?
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proper techniques
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Tyvec suits half-masks
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negative air containments
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proper techniques
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Ventilation Airtightness
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An ounce of PREVENTION is worth a pound of
cure
Build Tight, Ventilate Right
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Build Tight
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And the search for airleaks begins
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Ventilate Right
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Ventilate Right
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contractor issues
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Residents complained of 1) cold floors
throughout the house 2) drafts entering the house
around doors, windows and sliding glass doors 3)
furnaces constantly running 4) An inability to
keep their propane tanks filled
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All 20 homes were found to have consistently poor
airtightness values. Compared to the
airtightness portion of the Energy Code (adopted
to the MN State Building Code April 15, 2000),
the homes were all found to be between 3 to 5
times leakier than the building code allows.
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ALA/HUD Tribal Healthy Homes Demonstration
Project

Asthma Work
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Kevin Koski Environmental Health Specialist Bois
Forte Environmental Services 5344 Lakeshore
Drive Nett Lake, MN 55772 (218)
757-3543 kkoski_at_boisforte-nsn.gov