seodata.dev

keyword

what causes sinkholes

Monthly search volume and cost-per-click data for "what causes sinkholes" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+causes+sinkholes&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $4.23 | | competition | 0.02 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
sinkholes 49,500 $6.53 18/20
sinkhole 49,500 $6.53 17/20
what is a sinkhole 4,400 $4.19 19/20
what is sinkhole 4,400 $4.19 18/20
what causes a sinkhole 3,600 $0.3 20/20
what are sinkholes 3,600 $10.51 18/20
how do sinkholes form 1,900 $0 20/20
how are sinkholes formed 1,300 $0 20/20
cause of sinkhole 590 $5.77 19/20
sinkhole causes 590 $5.77 18/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=what+causes+sinkholes&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt