Concern: Centennial High School: February 11th, 2021 (CXXCHS20210001A8)

Portable 228
Date of IEQ Report Form
Date of Report
Fire extinguisher (powder) discharged during vandalism.
IEQ Investigation Process

Identify deficiencies that may impact IEQ and/or sources of odor concerns. Typically includes the following depending on the nature of concern, but not limited to:

  • interview/questionnaire of concern individual(s)
  • inspection above drop ceiling (condition of roof deck, pipe insulation, return air plenum)
  • inspection of ventilation system (operation of variable air volume box and outdoor air dampers, check controls, measurements of carbon dioxide, temperature and relative humidity, sources near outdoor air intake, measure return and supply air volume, cleanliness of coils, liner and condensate pan)
  • inspection of exterior
  • inspection below drop ceiling (housekeeping, sink and floor drain traps, signs of past and present moisture concern via visual and/or moisture meter, mold growth, ensure connection of current and capping of abandoned sanitary vents, odorizers, excessive plants and fabric items, identify potential pathways, and measure volatile organic compounds, carbon monoxide, and lighting)

Date(s) of Assessment:  February 10 and 17, 2021

The Office of Environment responded to a vandalism incident where a fire extinguisher was discharged within the portable classroom.

The services of a restoration contractor were used to clean the powder residue.  Cleaning consisted of HEPA vacuuming, using microfiber cloth, and then used a floor care product to clean the floor tile.

On February 17, the Office of Environment inspected the completed work and found residue on chrome (legs, crossbar) of the student desks.  The restoration contractor recleaned chrome components to complete the project.

Corrective Actions
February 18th, 2021

Building Services HVAC Shop is to assess the filter, return liner, and coils of the portable's ventilation unit and replace and/or clean as necessary.

Date Closed
Tracking Number