Crime and Pollution in Portsmouth

The following data and statistics on crime, pollution, and overall safety in Portsmouth are derived from a combination of trusted public sources and insights gathered from over 10 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 Portsmouth.

Crime Data in Portsmouth

Crime Perception and Concerns

In 2024, Portsmouth, NH is recognized for its low crime rates and high safety index. The community's perception reflects a strong sense of security among residents.

Portsmouth residents feel particularly safe both during the day and at night, with significantly lower worries about violent and property crimes compared to other regions.

Some notable concerns include:
  • Property CrimesProperty crimes are not a significant concern in Portsmouth, with residents experiencing low anxiety levels about theft, break-ins, and vandalism.
  • Drug-Related IssuesThe issue of drug-related crimes in Portsmouth appears minimal, indicating effective community policing and preventive measures.
  • Violent CrimesViolent crimes are notably low, with the public expressing negligible worry about physical assaults or robberies.
  • Public SafetyPublic safety is regarded highly in Portsmouth, with residents feeling secure across various situations and environments, contributing to a strong collective sense of well-being.
Crime Trends and Safety
  • Rising Crime ConcernsThere is no perceived increase in crime, highlighting effective law enforcement and community vigilance in maintaining safety.
  • Specific FearsThere are minimal specific fears regarding crime in Portsmouth, further emphasizing the city's reputation as a safe place to live.
Worldwide
United States

Crime Rankings

The crime ranking by city for the United States 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 Portsmouth

Air Quality and Pollution Levels

Portsmouth, NH showcases outstanding air quality, reflecting effective environmental policies and a low level of urban pollution.

The city is known for its clear air, benefiting residents' health and well-being with low levels of harmful particulates like PM2.5 and PM10.

  • PM2.5 (Fine Particulate Matter)PM2.5 levels in Portsmouth are negligible, contributing to excellent air quality and minimizing health risks associated with air pollution.
  • PM10 (Coarse Particulate Matter)Similarly, PM10 levels are virtually absent, ensuring the city's air remains pure and safe for all residents.
Waste and Noise Pollution

Portsmouth exhibits impressive waste management systems and low noise pollution, enhancing the overall quality of life for its inhabitants.

The city is celebrated for its cleanliness and effective management of urban waste and noise, ensuring a peaceful living environment.

  • Garbage Disposal SatisfactionResidents express high satisfaction with garbage disposal services, indicating efficient and effective waste management practices.
  • Noise and Light PollutionNoise and light pollution are well-controlled in Portsmouth, offering a serene and pleasant atmosphere across the city.
Green Spaces and Water Quality

Portsmouth's parks and green spaces offer residents recreational relief while providing environmental benefits, greatly appreciated by the community.

The city boasts exceptional water quality, with residents enjoying high accessibility and minimal concerns over water pollution.

  • Green and Parks QualityGreen spaces in Portsmouth are well-maintained and highly valued, serving as essential community hubs and supporting environmental health.
  • Drinking Water QualityWater quality in Portsmouth is outstanding, with the public consistently rating it as a top city feature, ensuring safe and clean water access.
Worldwide
United States

Pollution Rankings

The pollution ranking for the United States 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
Full Pollution Rankings