Crime and Pollution in Manaus

The following data and statistics on crime, pollution, and overall safety in Manaus are derived from a combination of trusted public sources and insights gathered from over 50 user contributions.This comprehensive approach helps provide a balanced view of the city's crime rates, environmental concerns, air quality, and public safety. By aggregating information from government reports, environmental studies, and direct feedback from residents, we aim offer an up-to-date and thorough analysis of key factors impacting quality of life in Manaus.

Crime Data in Manaus

Crime Perception and Concerns

In 2024, Manaus faces significant challenges regarding crime, with a high crime index reflecting serious public concern. Residents are particularly worried about violent crimes and corruption.

Safety perceptions are low, especially at night, leading many to feel insecure when alone, both during the day and more so at night.

Some notable concerns include:
  • Property CrimesProperty crimes, including car thefts and house break-ins, are substantial issues in Manaus. These concerns are mirrored in the high anxiety expressed by residents about having their homes broken into or vehicles stolen.
  • Drug-Related IssuesDrug-related crimes are another pressing concern for the people of Manaus. The presence of drugs contributes to the city's overall crime rates and affects the public's perception of safety.
  • Violent CrimesThere is a notable fear of violent crimes, including muggings and physical attacks. Such incidents significantly impact residents' feelings of security and are a crucial area of concern.
  • Public SafetyPublic safety is a significant issue, with many residents feeling unsafe, particularly after dark. The low safety index indicates that people are wary and often avoid being alone during night hours.
Crime Trends and Safety
  • Rising Crime ConcernsA growing sentiment among Manaus's citizens is that crime is on the rise, especially relating to violent and drug-related offenses. This contributes to an atmosphere of unease and vigilance.
  • Specific FearsSpecific fears include concerns about being mugged, robbed, or attacked, alongside the anxiety surrounding property crimes and drug issues. Racial and ethnic tensions seem comparatively lower in this context.
Worldwide
Brazil

Crime Rankings

The crime ranking by city for Brazil is based on a continuously updated index, incorporating data up to 36 months old and calculated twice a year. Cities are ranked on a scale from "very low" to "very high" crime levels, with safety being the inverse, where a high safety index indicates a safer city.
Highest to LowestUpdated: Oct, 2025
Full Crime Rankings

Pollution Data in Manaus

Air Quality and Pollution Levels

Manaus struggles with pollution issues, including air quality concerns primarily driven by urban activities and climatic conditions.

Air quality is a moderate concern, with citizens expressing dissatisfaction with pollution levels in the city, impacting overall comfort and health.

  • PM2.5 (Fine Particulate Matter)Levels of PM2.5 are not currently a concern; however, monitoring remains essential to prevent potential future issues, particularly during peak pollution periods.
  • PM10 (Coarse Particulate Matter)Likewise, PM10 levels are low but should be closely watched to ensure they remain within safe limits, considering possible seasonal variations.
Waste and Noise Pollution

Garbage disposal presents significant challenges in Manaus, with residents expressing dissatisfaction with waste management efforts, resulting in cleanliness issues across the city.

Noise pollution, although less severe, still affects residential areas, particularly those near commercial and industrial zones.

  • Garbage Disposal SatisfactionThere is considerable dissatisfaction regarding garbage disposal services, impacting perceptions of cleanliness and environmental health in daily living spaces.
  • Noise and Light PollutionNoise and light pollution are moderate concerns in busy areas, affecting residents' quality of life through disturbances in daily activities and rest.
Green Spaces and Water Quality

The quality of green spaces in Manaus is a concern, as residents feel that these are inadequately maintained. Improving these areas could provide environmental and recreational benefits.

Drinking water quality is another concern, with accessibility and safety presenting challenges that need addressing to improve public health outcomes.

  • Green and Parks QualityGreen spaces in Manaus are perceived as lacking in quality and care, prompting calls for better maintenance and facility improvements.
  • Drinking Water QualityDrinking water quality does not meet residents' expectations, with concerns about both accessibility and potential contamination risks.
Worldwide
Brazil

Pollution Rankings

The pollution ranking for Brazil is based on a combination of visitor perceptions and data from institutions like the World Health Organization. The Pollution Index estimates overall pollution levels by considering air and water pollution, garbage disposal, and other factors, with air pollution given the highest weight, while the Pollution Exp Scale uses an exponential function to highlight extremely polluted cities.
Hightest to LowestUpdated: Oct, 2025