Indoor Air Quality IAQ March 2009 UCOP Safety

Indoor Air Quality (IAQ) March 2009 UCOP Safety Meeting

Indoor Air Quality (IAQ) u Discuss Quality Characteristics of Indoor Air – Physical – Chemical – Biological u Factors – Cause IAQ Issues – Improve IAQ March 2009 UCOP Safety Meeting

What is IAQ? u Office Type Environment u Ventilation is General Dilution Type – Heating, Ventilating, and Air Conditioning (HVAC) System – Windows March 2009 UCOP Safety Meeting

Energy Efficiency u Starting in the 1970’s Buildings were Sealed Up to Reduce Energy Costs – Air Contaminants Trapped – Lack of Outdoor Air – Sick Building Syndrome u American Society of Heating, Refrigeration & Air-Conditioning Engineers (ASHRAE) Standard 62 – Recommends 15 to 20 Cubic Feet per Minute (CFM) of Outdoor Air per Person March 2009 UCOP Safety Meeting

Outdoor Make-Up Air for Major UCOP Buildings u Kaiser Building – Built in the 1950’s – 100% Outdoor Make Up Air – No Indoor Air is Recirculated u 1111 Franklin Street – Minimum of 10% Outside Air u Depending on the Outdoor Temperature at Times Up to 60% of Building Air is Outdoor Make-Up Air – Each Morning – Ventilation Turned Up Prior to Arrival of Employees March 2009 UCOP Safety Meeting

Causes of IAQ Problems u Temperature and/or Humidity u Too Much Glare u Inadequate Fresh Air - Lead to Carbon Dioxide (CO 2) Buildup – Normal Outdoor CO 2 Levels is 350 ppm – Indoor CO 2 Levels Can Be 600 -800 ppm – > 1000 ppm CO 2 Levels – Tired/Sleepiness – Cal/OSHA Permissible Exposure Limit for CO 2 is 5000 ppm CO 2 March 2009 UCOP Safety Meeting

Introduction of Chemicals & Contaminants into the Building u Building Paints Remodeling - Adhesives, – Select Low Volatile/Low Toxicity Products – Schedule Work on Weekends/After Hours – Allow Remodeled Area to Off-Gas Prior to Re-Occupation – Temporarily Relocate Employees u Old Food - Forgotten Lunches/Snacks March 2009 UCOP Safety Meeting

Introduction of Chemicals & Contaminants into the Building u Cleaners – UCOP Uses Green Seal Cleaning Supplies u Non-Toxic u Not a Skin Sensitizer u Does Not Contain Substances Which Contribute to Poor Indoor Air Quality – If Using a Cleaner - Be Aware of How Your Actions May Impact Your Co. Workers u Building Air Inlet - Auto Exhaust – Carbon Monoxide March 2009 UCOP Safety Meeting

Introduction of Chemicals & Contaminants into the Building u Personal Hygiene Products – Perfumes, Deodorants, Cologne u Be Aware of How Your Actions Can Impact Your Co-Workers u Water Leaks/Water Damage – Mold or Mildew u Air Cleaners - Some Use Ozone – May Affect Persons with Pre-Existing Respiratory Problems March 2009 UCOP Safety Meeting

Introduction of Chemicals & Contaminants into the Building u Printers/Copying Machines – Can Generate Particulates and Ozone – Eye & Respiratory Irritation – Do Not Place in Room with Poor Ventilation – Do Not Point Printer Exhaust at Individuals – Study on Printers: u Ozone Levels: <0. 001 ppm to 0. 016 ppm March 2009 UCOP Safety Meeting

Introduction of Chemicals & Contaminants into the Building u Animal Dander – Brought into the Office on Clothing – Some Persons have Allergic Reactions u Third Hand Smoke – Recent Studies – Tobacco By-Products Can Cling to Hair, Clothing, & Furniture – Be Sensitive to the Needs of Co-Workers March 2009 UCOP Safety Meeting

Monitoring for IAQ Issues u Q-Trak Monitor Indoor Air Quality – Temperature and Humidity – Carbon Monoxide – Carbon Dioxide u ppb RAE Detector – Various Chemical Substances Down to the Parts per Billion Range u March 2009 UCOP Safety Meeting

Monitoring for IAQ Issues u Chemical Hazards – Do Not Use Odor as an Indicator of Hazard – Certain Individuals May Be More Susceptible to Certain Chemicals – All Chemicals Do Not Have a Permissible Exposure Limit March 2009 UCOP Safety Meeting

In Summary u Certain Individuals May Be More Susceptible to Certain Chemicals u Be a Good Neighbor/Co-Worker u Don’t Be Afraid to Ask & Do Not Be Offended If a Co-Worker Asks u Discuss IAQ Issues With Your Supervisor, Department Safety Officer, or UCOP Environment, Health and Safety (EH&S) March 2009 UCOP Safety Meeting

IAQ Issues u If There are IAQ Issues in Your Workplace Contact UCOP Environment, Health, & Safety (EH&S) at ehs@ucop. edu or Call: – Larry Wong, EH&S Program Manager, at 510 -987 -9772 – Ed Baylosis, EH&S Director, at 510 -9870170 March 2009 UCOP Safety Meeting