usgs.gov

Strengths

• CrawlabilityStrong

  Crawlers are welcome here: a sitemap points the way, links work, and pages are allowed into the index.

• URL and canonical hygieneStrong

  URLs are clean and consistent, each page has one address, and missing pages say so.

• Secure connectionStrong

  Every visit is encrypted, and the headers that keep it that way are in place.

Opportunities

• SpeedPartial

  Pages load reasonably but not quickly, so visitors wait longer than they need to.

Strengths

• Images and linksStrong

  Images are described in text, and pages link to each other with links that say where they go.

• HeadingsStrong

  Each page has one main heading, with subheadings in a sensible order beneath it.

• FreshnessStrong

  Something here was published or updated recently, and the site says when.

Opportunities

• Titles and descriptionsPartial

  Titles are mostly in place; descriptions and link previews are patchier, and each page wants ones of its own.

• Depth and readabilityPartial

  Pages have substance, but many stop short, drift from their titles, or read harder than they need to.

Strengths

• Scannable formattingStrong

  Pages open with a short summary and use lists and tables, so an engine can lift the facts without reading everything.

Opportunities

• Structured dataMissing

  Pages carry no structured data, so nothing tells an engine what each one is; marking up the page type, and the site's name, is the first step here.

• Question-and-answer shapePartial

  Some headings are questions with an answer beneath them; more of them, each followed by a short direct answer, is what an answer engine lifts.

• Navigation aidsPartial

  Some interior pages show where they sit in the site; the rest would benefit from the same trail.

Strengths

• AI accessStrong

  AI crawlers are allowed in, and pages may be quoted in AI answers.

Opportunities

• IdentityPartial

  Who is behind the site is partly clear; an About page, a Contact page, and markup naming the organization would let machines say so with confidence.

• Readable without JavaScriptPartial

  Most content is readable without running scripts, but some pages arrive thin, or the content is not clearly marked out from the furniture around it.

• Authorship and sourcingWeak

  Articles rarely say who wrote them or when, and pages rarely link out to sources, which gives an AI little reason to trust them.

Strengths

• BacklinksStrong

  Plenty of other sites link here, including ones that matter.

• TrafficStrong

  The site has a large audience.

• Domain historyStrong

  The domain has a long history, and history counts.

Opportunities

Nothing here to work on. The points left are the ones only the web's largest sites earn.