Mold background

Mold Inspection

A professional evaluation to determine whether mold is present, what type it is, and how severe the contamination is.

What is Mold?

Mold is a type of fungus that grows in damp or humid environments. It spreads through microscopic spores that travel through the air and can settle on surfaces where moisture is present. In buildings, mold can damage materials and cause health problems, especially for people with allergies, asthma, or weakened immune systems.

Mold thrives in areas with high humidity, leaks, or poor ventilation. It grows on organic materials such as wood, drywall, fabric, and insulation.

Mold growth usually appears as black, green, white, or gray patches
Often accompanied by a musty odor

Common Places Mold Is Found

  • Bathrooms and kitchens (around sinks, tubs, tiles)
  • Basements and crawl spaces
  • Around windows and roofs with leaks
  • Inside walls or ceilings after water damage
  • HVAC systems and air ducts

Common Types of Indoor Mold

Aspergillus

Appearance

Green, yellow, or black

Typical Location

Walls, insulation, HVAC systems

Health Concerns

Respiratory irritation, allergic reactions

Cladosporium

Appearance

Black or olive-green

Typical Location

Wood, fabrics, carpets

Health Concerns

Asthma, sinus infections

Penicillium

Appearance

Blue or green

Typical Location

Water-damaged materials

Health Concerns

Allergies, lung inflammation

Stachybotrys chartarum (Black Mold)

Appearance

Dark green or black, slimy

Typical Location

Constantly damp areas

Health Concerns

Mycotoxin exposure, severe respiratory issues

Steps in a Mold Inspection

Visual Assessment

Inspectors look for visible mold, water damage, and moisture sources throughout the property.

  • Examination of walls, ceilings, and floors
  • Identification of water stains and damage
  • Assessment of ventilation systems
  • Documentation of affected areas

Moisture Measurement

Use of moisture meters and infrared cameras to detect hidden dampness and moisture sources.

  • Moisture meter readings on surfaces
  • Infrared thermal imaging
  • Detection of hidden moisture in walls
  • Identification of problem areas

Air and Surface Sampling

Collection of air or swab samples for laboratory analysis to identify mold species and concentration.

  • Air quality sampling
  • Surface swab collection
  • Laboratory analysis
  • Mold species identification

Report and Recommendations

The assessor provides a written report detailing findings, probable causes, and a remediation plan.

  • Comprehensive written report
  • Detailed findings documentation
  • Root cause analysis
  • Professional remediation recommendations

Mold Laws and Regulations in NYC

Local Law 55 of 2018 (Asthma-Free Housing Act)

  • Requires landlords of multiple dwellings to prevent and remediate mold and indoor allergen hazards
  • Applies to buildings with three or more apartments
  • Landlords must inspect annually and correct moisture problems
  • Mold remediation must be done by licensed contractors if affected area is 10+ square feet

NYC Administrative Code §27-2017.3

Classifies mold as a hazardous condition. HPD can issue violations requiring correction within a specific timeframe.

New York State Labor Law Article 32

  • Requires mold assessment and remediation by state-licensed professionals
  • Mold Assessor: Conducts inspection and testing
  • Mold Remediator: Performs cleanup and removal
  • These roles must be independent to avoid conflicts of interest

Summary

Mold is a moisture-driven fungus that can harm both building materials and human health. In NYC, Local Law 55 and State Labor Law Article 32 require landlords to prevent and safely remediate mold using licensed professionals. A mold inspection identifies the extent and cause of mold growth, ensuring that remediation is effective and compliant with city and state health standards.

Our certified mold inspectors use advanced testing methods to provide accurate assessments and actionable recommendations for your property.

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