Privacy Policy

Last updated: March 8, 2026

US Air Quality ("we," "us," or "our") operates the website usairquality.us (the "Service"). This page informs you of our policies regarding the collection, use, and disclosure of personal information when you use our Service. By using the Service, you agree to the collection and use of information in accordance with this policy.

1. Information Collection and Use

1.1 Information You Provide Directly

We do not require you to create an account or provide personal information to use US Air Quality. However, if you contact us through email or our contact form, we may collect:

  • Your name (if provided)
  • Your email address
  • The content of your message or inquiry
  • Any other information you voluntarily provide

1.2 Information Collected Automatically

When you visit our website, we automatically collect certain information about your device and your visit, including:

  • IP address
  • Browser type and version
  • Operating system
  • Device type (desktop, mobile, tablet)
  • Pages viewed and time spent on each page
  • Referring website or source
  • Date and time of your visit
  • Geographic location (city/region level, derived from IP address)
  • Screen resolution and viewport size

1.3 Location Information

Our Service may request access to your device's location to provide localized air quality information. This location data is used solely to display relevant air quality data for your area and is not stored on our servers or shared with third parties. You can deny location access, and the Service will still function by allowing you to manually search for locations.

2. Cookies and Tracking Technologies

We use cookies and similar tracking technologies to track activity on our Service and hold certain information. Cookies are small data files stored on your device that help us improve your experience.

2.1 Types of Cookies We Use

  • Essential Cookies: Required for basic site functionality, such as remembering your preferences and maintaining session state.
  • Analytics Cookies: Help us understand how visitors interact with our website, which pages are most popular, and how users navigate the site.
  • Advertising Cookies: Used by our advertising partners to deliver relevant advertisements and track ad campaign performance. These cookies may track your browsing activity across different websites.
  • Functionality Cookies: Remember your choices and preferences to provide enhanced, personalized features.

2.2 Managing Cookies

You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, if you do not accept cookies, you may not be able to use some portions of our Service. Most web browsers allow you to control cookies through their settings preferences.

3. Third-Party Services

3.1 Advertising Partners

We use third-party advertising companies to serve ads when you visit our website. These companies may use information (not including your name, address, email address, or telephone number) about your visits to this and other websites in order to provide advertisements about goods and services of interest to you.

Google Ads/AdSense: We may use Google AdSense to display advertisements. Google uses cookies to serve ads based on your prior visits to our website or other websites. Google's use of advertising cookies enables it and its partners to serve ads based on your visit to our site and/or other sites on the Internet.

Adsterra: We may also use Adsterra advertising network to display ads. Adsterra may use cookies and similar technologies to collect information about your browsing activities to provide targeted advertisements. For more information about Adsterra's privacy practices, please visit their privacy policy.

3.2 Analytics Services

Google Analytics: We use Google Analytics to analyze the use of our website. Google Analytics gathers information about website use by means of cookies. The information gathered relating to our website is used to create reports about the use of our website.

3.3 Air Quality Data Sources

We source air quality data from official government sources including the Environmental Protection Agency (EPA) AirNow service. When you use our Service, your requests for air quality data may be processed through these third-party APIs.

4. How We Use Your Information

We use the information we collect for various purposes:

  • To provide and maintain our Service
  • To deliver air quality information relevant to your location
  • To improve, personalize, and expand our Service
  • To understand how visitors use our website
  • To develop new products, services, features, and functionality
  • To communicate with you, including responding to inquiries
  • To send you updates and information related to the Service (with your consent)
  • To detect, prevent, and address technical issues
  • To protect against fraudulent or unauthorized activity
  • To comply with legal obligations

5. Data Sharing and Disclosure

We may share your information in the following circumstances:

  • Service Providers: We may share information with third-party vendors who perform services on our behalf, such as hosting, analytics, and advertising.
  • Legal Requirements: We may disclose information if required by law or in response to valid requests by public authorities.
  • Business Transfers: In connection with any merger, acquisition, or sale of assets, your information may be transferred.
  • With Your Consent: We may share information for any other purpose with your consent.

We do not sell your personal information to third parties.

6. Data Security

We implement appropriate technical and organizational security measures to protect your information against unauthorized access, alteration, disclosure, or destruction. These measures include:

  • SSL/TLS encryption for data transmission
  • Regular security assessments
  • Access controls and authentication measures
  • Secure hosting infrastructure

However, no method of transmission over the Internet or electronic storage is 100% secure. While we strive to protect your personal information, we cannot guarantee its absolute security.

7. Data Retention

We retain collected information for as long as necessary to provide you with the Service and fulfill the purposes outlined in this Privacy Policy. Analytics data is typically retained in aggregate form for up to 26 months. Contact form submissions may be retained for up to 3 years for customer service purposes.

8. Children's Privacy

Our Service is not directed to children under the age of 13 ("Children"). We do not knowingly collect personally identifiable information from children under 13. If you are a parent or guardian and you are aware that your child has provided us with personal information, please contact us. If we become aware that we have collected personal information from a child under 13 without verification of parental consent, we will take steps to remove that information from our servers.

9. Your Privacy Rights

9.1 General Rights

Depending on your location, you may have certain rights regarding your personal information:

  • Right to Access: Request copies of your personal information
  • Right to Rectification: Request correction of inaccurate information
  • Right to Erasure: Request deletion of your personal information
  • Right to Restrict Processing: Request restriction of processing your data
  • Right to Object: Object to our processing of your personal information
  • Right to Data Portability: Request transfer of your data to another organization

9.2 California Privacy Rights (CCPA)

If you are a California resident, you have specific rights under the California Consumer Privacy Act (CCPA):

  • The right to know what personal information is collected, used, shared, or sold
  • The right to delete personal information held by businesses
  • The right to opt-out of the sale of personal information
  • The right to non-discrimination for exercising your CCPA rights

To exercise these rights, please contact us using the information provided below. We do not sell personal information as defined under CCPA.

9.3 European Privacy Rights (GDPR)

If you are located in the European Economic Area (EEA), you have additional rights under the General Data Protection Regulation (GDPR), including the right to lodge a complaint with a supervisory authority. Our legal basis for processing personal information includes consent, legitimate interests (such as improving our Service), and compliance with legal obligations.

10. Opting Out of Personalized Advertising

You can opt out of personalized advertising through several methods:

Please note that opting out of personalized advertising does not mean you will stop seeing ads; rather, the ads you see may be less relevant to your interests.

11. Links to Other Websites

Our Service may contain links to external websites that are not operated by us. We strongly advise you to review the Privacy Policy of every site you visit. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.

12. Do Not Track Signals

We respect Do Not Track ("DNT") signals. When we detect a DNT signal from your browser, we will not use personalized advertising cookies. However, some third-party services may not respond to DNT signals.

13. International Data Transfers

Your information may be transferred to and maintained on computers located outside of your state, province, country, or other governmental jurisdiction where data protection laws may differ. If you are located outside the United States and choose to provide information to us, please note that we transfer the data to the United States and process it there.

14. Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date at the top. You are advised to review this Privacy Policy periodically for any changes. Changes to this Privacy Policy are effective when they are posted on this page.

15. Contact Us

If you have any questions about this Privacy Policy, wish to exercise your privacy rights, or have concerns about how your information is handled, please contact us:

We will respond to your request within a reasonable timeframe and in accordance with applicable laws.

Additional Resources

For more information about how US Air Quality works and our data sources, visit our About page. To learn more about air quality data and how to interpret AQI values, explore our Resources section.

This Privacy Policy is designed to comply with applicable privacy laws including GDPR and CCPA. If you have specific questions about compliance, please contact us.