Epa.gov - SEO Checker

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Overview of the SEO Check
Meta information
95% 
Page quality
66% 
Page structure
100% 
Link structure
100% 
Server
81% 
External factors
100% 
SEO Score
Response time
0.79 s
File size
60.80 kB
Words
443
Media files
7
Number of links
74 internal / 12 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
U.S. Environmental Protection Agency | US EPA
The length of the page title is perfect. (429 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
The length of the meta description is perfect. (761 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.epa.gov/home
The specified canonical link points to a different page.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
descriptionWebsite of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
msapplication-TileColor#FFFFFF
msapplication-TileImage/themes/epa_theme/images/favicon-144.png
application-nameEmpty
msapplication-config/themes/epa_theme/images/ieconfig.xml
DC.titleU.S. Environmental Protection Agency
DC.descriptionWebsite of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
DC.Subject.epachannelAbout EPA, Learn the Issues
DC.typeCollections and Lists
DC.date.created2013-03-20
DC.date.modified2025-05-15
DC.date.reviewed2025-08-13
DC.creatorUS EPA,OA
DC.languageen
WebAreaU.S. Environmental Protection Agency
ContentTypeWeb Area Homepage
NavigationStylesidebar_navigation
article:published_time2013-03-20T10:54:42-04:00
article:modified_time2025-05-15
langen
twitter:cardsummary_large_image
twitter:titleU.S. Environmental Protection Agency | US EPA
twitter:descriptionWebsite of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
twitter:urlhttps://www.epa.gov/home
twitter:image:altU.S. Environmental Protection Agency
twitter:imagehttps://www.epa.gov/system/files/images/2022-03/epa-standard-twitter.jpg
twitter:image:height600
twitter:image:width1200
og:site_nameUS EPA
og:typeWeb Area Homepage
og:urlhttps://www.epa.gov/home
og:titleU.S. Environmental Protection Agency | US EPA
og:descriptionWebsite of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.
og:imagehttps://www.epa.gov/system/files/images/2022-03/epa-standard-twitter.jpg
og:image:width1200
og:image:height630
og:image:altU.S. Environmental Protection Agency
og:updated_time2025-05-15
og:country_nameUnited States of America
x-ua-compatibleie=edge
charsetutf-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
There are only 443 words on this page. Good pages should have about 800 words of useful content.
24.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
6 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 13.18 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 9 tags for this page.
Image SEO
(Somewhat important)
1 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/themes/epa_theme/images/us_flag_small.pngU.S. flag
/themes/epa_theme/images/icon-dot-gov.svgDot gov
/themes/epa_theme/images/icon-https.svgHTTPS
.../scientists.png?h=febd24ec&itok=C60r6v1GScience Careers at EPA
...AA-unsplash.jpg?h=51a72048&itok=PQuMtvNRNo alt attribute provided
...62_731by350.jpg?h=d305814d&itok=M8Ww0uSEchild getting water from faucet
/themes/epa_theme/images/epa-seal.svgUnited States Environmental Protection Agency

Page structure

H1 heading
(Critically important)
U.S. Environmental Protection Agency
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 U.S. Environmental Protection Agency
H2 Powering the Great American Comeback
H2 Lee M. Zeldin Sworn in as 17th EPA Administrator
H2 Careers at EPA
H2 Applying for EPA Grants
H2 Drinking Water Resources
H2 EPA News Releases
H2 Discover.
H2 Connect.
H2 Ask.
H2 Follow.
H3 EPA Announces $2 Million in Brownfields Grants to Cleanup Communities Across New Hampshire
H3 EPA Approves Non-Hazardous Underground Well Injection Permits in Central Michigan
H3 EPA Announces $38 Million in Brownfields Grants to Cleanup Communities Across Maine
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 12 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.epa.gov/Anchor Skip to main content
https://www.epa.gov/A-TITLE Home
/environmental-topicsEnvironmental Topics
/environmental-topics/air-topicsAir
https://www.epa.gov/bedbugsBed Bugs
/environmental-topics/epa-effo...Cancer
/environmental-topics/chemical...Chemicals, Toxics, and Pesticide
/emergency-responseEmergency Response
/environmental-topics/environm...Environmental Information by Location
/environmental-topics/health-t...Health
/environmental-topics/land-was...Land, Waste, and Cleanup
https://www.epa.gov/leadLead
https://www.epa.gov/moldMold
https://www.epa.gov/radonRadon
https://www.epa.gov/researchResearch
/environmental-topics/science-...Science Topics
/environmental-topics/water-to...Water Topics
/topics-epa-webA-Z Topic Index
/laws-regulationsLaws & Regulations
A-TITLE View links to regulatory information by topic and sector, and to top pages about environmental laws, regulations, policies, compliance, and enforcement
/regulatory-information-sectorBy Business Sector
/regulatory-information-topicBy Topic
https://www.epa.gov/complianceCompliance
https://www.epa.gov/enforcementEnforcement
/laws-regulations/laws-and-exe...Laws and Executive Orders
/laws-regulations/regulationsRegulations
/report-violationReport a Violation
https://echo.epa.gov/report-en...External Subdomain Environmental Violations
https://www.epaoig.gov/epa-oig...External Subdomain Fraud, Waste or Abuse
https://www.epa.gov/aboutepaAbout EPA
/aboutepa/our-mission-and-what...Our Mission and What We Do
https://www.epa.gov/aboutepaHeadquarters Offices
/aboutepa/regional-and-geograp...Regional Offices
/aboutepa/research-centers-pro...Labs and Research Centers
https://www.epa.gov/planandbudgetPlanning, Budget, and Results
/aboutepa/epa-organization-chartOrganization Chart
https://www.epa.gov/historyEPA History
/newsreleases/icymi-administra...Subdomain Read the news release
/newsreleases/lee-m-zeldin-swo...Learn more about Administrator Zeldin
https://www.epa.gov/careersLearn more about Careers at EPA
/grants/epa-grants-webinarsRegister to attend an EPA grant webinar
/ground-water-and-drinking-waterExplore drinking water resources
/newsreleases/epa-announces-2-...EPA Announces $2 Million in Brownfields Grants to Cleanup Communities Across New Hampshire
/newsreleases/epa-approves-non...EPA Approves Non-Hazardous Underground Well Injection Permits in Central Michigan
/newsreleases/epa-announces-38...EPA Announces $38 Million in Brownfields Grants to Cleanup Communities Across Maine
/newsreleases/searchSearch all news releases
/home/forms/send-request-techn...Contact Us
/lep/assistanceAssistance
https://espanol.epa.gov/External Subdomain Spanish
https://www.epa.gov/lep/arabicArabic
/lep/simplified-chineseChinese (simplified)
/lep/traditional-chineseChinese (traditional)
https://www.epa.gov/lep/frenchFrench
/lep/sante-ak-anviwonman-enfom...Haitian Creole
https://www.epa.gov/lep/koreanKorean
/lep/saude-e-informacoes-ambie...Portuguese
https://www.epa.gov/lep/russianRussian
https://www.epa.gov/lep/tagalogTagalog
/lep/vietnameseVietnamese
/accessibility/epa-accessibili...Accessibility Statement
https://www.epa.gov/planandbudgetBudget & Performance
https://www.epa.gov/contractsContracting
/utilities/wwwepagov-snapshotsEPA www Web Snapshot
https://www.epa.gov/grantsGrants
/ocr/no-fear-act-dataNo FEAR Act Data
/web-policies-and-procedures/p...Plain Writing
https://www.epa.gov/privacyPrivacy
/privacy/privacy-and-security-...Privacy and Security Notice
https://www.epa.gov/dataData
https://www.epaoig.gov/External Subdomain Inspector General
https://www.epa.gov/careersJobs
https://www.epa.gov/newsroomNewsroom
https://www.regulations.gov/External Subdomain Regulations.gov
/newsroom/email-subscriptions-...Subscribe
https://www.usa.gov/External Subdomain USA.gov
https://www.whitehouse.gov/External Subdomain White House
/home/forms/contact-epaContact EPA
/web-policies-and-procedures/e...EPA Disclaimers
/aboutepa/epa-hotlinesHotlines
https://www.epa.gov/foiaFOIA Requests
/home/frequent-questions-speci...Frequent Questions
https://www.facebook.com/EPAExternal Subdomain No Text
https://x.com/epaExternal No Text
https://www.youtube.com/user/U...External Subdomain No Text
https://www.flickr.com/photos/...External Subdomain No Text
https://www.instagram.com/epagovExternal Subdomain No Text
https://www.epa.gov/Anchor A-TITLE Back to top

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.epa.gov/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time of 0.79 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (61 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
dateSun, 18 May 2025 11:33:05 GMT
content-security-policyblock-all-mixed-content; default-src * data: 'unsafe-inline' 'unsafe-eval'; worker-src * blob: data: 'unsafe-inline' 'unsafe-eval'; child-src * blob: data: 'unsafe-inline' 'unsafe-eval'; img-src * blob: data: 'unsafe-inline' 'unsafe-eval';
strict-transport-securitymax-age=31536000; preload
servernginx
cache-controlmax-age=10800, public
x-drupal-dynamic-cacheMISS
content-languageen
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedSun, 18 May 2025 04:11:02 GMT
content-encodinggzip
x-generatorDrupal 10 (https://www.drupal.org)
x-drupal-cacheHIT
x-xss-protection1
feature-policygeolocation 'none';midi 'none';microphone 'none';camera 'none';magnetometer 'none';gyroscope 'none';fullscreen 'self';payment 'none'
referrer-policyno-referrer-when-downgrade
etagW/"1747541462"
varyCookie,accept-encoding
x-cacheHit from cloudfront
via1.1 93e77bd122e2a2b3ec02228d81a35184.cloudfront.net (CloudFront)
x-amz-cf-popFRA56-P10
x-amz-cf-idkwKnLJEa1kMrpf4WFDLqt6Ty3Nyu-TT0OSPaWNvueN2jgCt7StVnJg==
age10058
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 18,407 referring domains.
This page has 878,446 backlinks.
This page has backlinks from 11,196 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register/
Disallow: /user/password/
Disallow: /user/login/
Disallow: /user/logout/
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password/
Disallow: /index.php/user/register/
Disallow: /index.php/user/login/
Disallow: /index.php/user/logout/
# Theme artifacts (including pattern lab):
Disallow: /themes/
Allow: /themes/*.css$
Allow: /themes/*.css?
Allow: /themes/*.js$
Allow: /themes/*.js?
Allow: /themes/*.gif
Allow: /themes/*.jpg
Allow: /themes/*.jpeg
Allow: /themes/*.png
Allow: /themes/*.svg

Similar sites

Search preview

www.epa.gov
U.S. Environmental Protection Agency | US EPA
Website of the U.S. Environmental Protection Agency (EPA). EPA's mission is to protect human health and the environment.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
EPA76%Check
Environmental75%Check
Agency75%Check
Protection75%Check
Environmental Protection75%Check
Protection Agency75%Check
Environmental Protection Agency75%Check
US EPA65%Check
EPA Announces58%Check
protect human health55%Check
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