Quality:

Article “Geology of Illinois” in English Wikipedia has 50.5 points for quality (as of July 1, 2025).
The article contains 23 references and 14 sections.
Since the creation of article “Geology of Illinois”, its content was written by 31 registered users of English Wikipedia and edited by 31 registered Wikipedia users in all languages.
The article is cited 64 times in English Wikipedia and cited 64 times in all languages.
The highest Authors Interest rank from 2001:
- Local (English): #97014 in December 2020
- Global: #335007 in December 2020
The highest popularity rank from 2008:
- Local (English): #363526 in November 2009
- Global: #593537 in November 2009
There is 1 language version for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).