Water purification

Quality:

Water purification - process of removing impurities from water. Article “Water purification” in Simple English Wikipedia has 25.4 points for quality (as of July 1, 2026). The article contains 5 references and 2 sections.

This article has the best quality in Greek Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “Water purification”, its content was written by 13 registered users of Simple English Wikipedia and edited by 1654 registered Wikipedia users in all languages.

The article is cited 9 times in Simple English Wikipedia and cited 2659 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Simple English): #545 in March 2018
• Global: #4476 in February 2014

The highest popularity rank from 2008:

• Local (Simple English): #12860 in May 2016
• Global: #8459 in November 2015

There are 36 language versions 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, 2026 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Greek (el) Καθαρισμός νερού		80.0485
2	English (en) Water purification		71.2225
3	Italian (it) Potabilizzazione dell'acqua		51.8743
4	Croatian (hr) Pročišćavanje vode		47.4095
5	Catalan (ca) Potabilització		47.3714
6	Indonesian (id) Air bersih		46.3127
7	Russian (ru) Водоочистка		44.4719
8	Spanish (es) Purificación de agua potable		42.3332
9	Serbo-Croatian (sh) Pročišćavanje vode		39.9709
10	Korean (ko) 정수 (물)		38.5149

The following table shows the most popular language versions of the article.

#	Language	Popularity award	Relative popularity
1	English (en) Water purification		8 927 158
2	Spanish (es) Purificación de agua potable		1 354 190
3	German (de) Wasseraufbereitung		873 843
4	Portuguese (pt) Purificação de água		646 564
5	Arabic (ar) تنقية المياه		598 255
6	Indonesian (id) Air bersih		538 515
7	Italian (it) Potabilizzazione dell'acqua		497 572
8	Russian (ru) Водоочистка		367 631
9	French (fr) Purification de l'eau		276 587
10	Polish (pl) Uzdatnianie wody		274 950

The following table shows the language versions of the article with the highest popularity in the last month.

#	Language	Popularity award	Relative popularity
1	English (en) Water purification		6 880
2	German (de) Wasseraufbereitung		977
3	Spanish (es) Purificación de agua potable		441
4	Russian (ru) Водоочистка		402
5	Italian (it) Potabilizzazione dell'acqua		256
6	Chinese (zh) 水淨化		172
7	French (fr) Purification de l'eau		129
8	Indonesian (id) Air bersih		125
9	Korean (ko) 정수 (물)		125
10	Portuguese (pt) Purificação de água		121

The following table shows the language versions of the article with the highest Authors’ Interest.

#	Language	AI award	Relative AI
1	English (en) Water purification		701
2	German (de) Wasseraufbereitung		194
3	Italian (it) Potabilizzazione dell'acqua		107
4	Portuguese (pt) Purificação de água		68
5	Turkish (tr) Su temizleme		64
6	Spanish (es) Purificación de agua potable		62
7	French (fr) Purification de l'eau		56
8	Arabic (ar) تنقية المياه		36
9	Hebrew (he) טיהור מים		31
10	Polish (pl) Uzdatnianie wody		31

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

#	Language	AI award	Relative AI
1	Croatian (hr) Pročišćavanje vode		2
2	Arabic (ar) تنقية المياه		1
3	Spanish (es) Purificación de agua potable		1
4	Norwegian (no) Vannrensing		1
5	Chinese (zh) 水淨化		1
6	Azerbaijani (az) Suyun təmizlənməsi		0
7	Bulgarian (bg) Пречистване на водата		0
8	Catalan (ca) Potabilització		0
9	Czech (cs) Čistota vody		0
10	German (de) Wasseraufbereitung		0

The following table shows the language versions of the article with the highest number of citations.

On 1 July 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2026 FIFA World Cup, Kylian Mbappé, Erling Haaland, Democratic Republic of the Congo, FIFA World Cup, Harry Kane, Romelu Lukaku, Senegal, Michael Olise, Sadio Mané.

In Simple English Wikipedia the most popular articles on that day were: List of European countries, Black, List of sex positions, 2026 Iran war, Suresh Raina, Politics of Germany, Academy Award for Best Director, 2020, DYSS-TV, 2022.

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 50 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2026. When calculating current popularity and AI of articles data from June 2026 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2026... More information