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epa.gov

https://epa.gov

C76
Performance 49Accessibility 100SEO 100Best Practices 92

14 technologies detected · Last audited Apr 21, 2026

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Technology stack

Analytics

Google Analytics Google Tag Manager

Backend

PHP

Cms

Drupal

Frontend

Google Search Console HSTS Microsoft Open Graph USWDS core-js jQuery web-vitals

Hosting

Apache Apache HTTP Server

Frequently asked questions about epa.gov

What technology does epa.gov use?

epa.gov is built with Drupal, Google Search Console, HSTS, Microsoft, and Microsoft 365.

Is epa.gov fast?

No — epa.gov scores 49/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is epa.gov accessible?

Yes — epa.gov scores 100/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does epa.gov use?

epa.gov runs on Drupal.

Where is epa.gov hosted?

epa.gov is hosted on Apache HTTP Server.

Does epa.gov use HTTPS?

Yes — epa.gov serves traffic over HTTPS.

1 audits

Apr 21, 2026 18:42 UTC Latest

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Worker: worker-madrid-spain-04

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Scores

Performance 49Accessibility 100Best Practices 92SEO 100PWA 0

Timing

LCP: 16.31 sFirst Contentful Paint: 2.59 sTTFB: 533 msTotal Time: 533 msCumulative Layout Shift: 0.119

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