கடின நீர்

ta

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கடின நீர்

Quality:

Hard water - water that has a high mineral content. Article “கடின நீர்” in Tamil Wikipedia has 25 points for quality (as of July 1, 2025). The article contains 3 references and 2 sections.

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

Since the creation of article “கடின நீர்”, its content was written by 6 registered users of Tamil Wikipedia and edited by 1082 registered Wikipedia users in all languages.

The article is cited 4 times in Tamil Wikipedia and cited 1097 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Tamil): #1046 in October 2013
  • Global: #15612 in January 2005

The highest popularity rank from 2008:

  • Local (Tamil): #2822 in December 2020
  • Global: #2645 in December 2018

There are 23 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, 2025 (including revision history and pageviews for previous years).

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

Languages with the highest quality

#LanguageQuality gradeQuality score
1Vietnamese (vi)
Nước cứng
74.5391
2English (en)
Hard water
73.1428
3Estonian (et)
Kare vesi
65.2082
4Catalan (ca)
Aigua dura
52.3772
5Turkish (tr)
Su sertliği
44.7461
6Arabic (ar)
ماء عسر
41.0931
7Slovak (sk)
Tvrdá voda
28.6533
8Persian (fa)
آب سخت
28.2325
9Chinese (zh)
硬水
27.3693
10Azerbaijani (az)
Cod su
26.3501
More...

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

Most popular in all the time

The most popular language versions of the article "கடின நீர்" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Hard water
9 858 972
2Spanish (es)
Agua dura
2 986 843
3Japanese (ja)
硬水
1 105 596
4Chinese (zh)
硬水
675 844
5Persian (fa)
آب سخت
485 953
6Arabic (ar)
ماء عسر
346 735
7Vietnamese (vi)
Nước cứng
235 274
8Hindi (hi)
कठोर जल
204 559
9Romanian (ro)
Apă dură
159 995
10Hebrew (he)
מים קשים
128 354
More...

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

Most popular in June 2025

The most popular language versions of the article "கடின நீர்" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Hard water
16 679
2Japanese (ja)
硬水
2 157
3Spanish (es)
Agua dura
1 599
4Chinese (zh)
硬水
1 383
5Vietnamese (vi)
Nước cứng
642
6Turkish (tr)
Su sertliği
543
7Persian (fa)
آب سخت
408
8Greek (el)
Σκληρότητα νερού
346
9Hebrew (he)
מים קשים
336
10Simple English (simple)
Hard water
319
More...

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

The highest AI

Language versions of the article "கடின நீர்" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Hard water
596
2Spanish (es)
Agua dura
114
3Persian (fa)
آب سخت
74
4Japanese (ja)
硬水
48
5Chinese (zh)
硬水
41
6Hebrew (he)
מים קשים
36
7Arabic (ar)
ماء عسر
35
8Hindi (hi)
कठोर जल
26
9Vietnamese (vi)
Nước cứng
25
10Romanian (ro)
Apă dură
22
More...

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

The highest AI in June 2025

Language versions of the article "கடின நீர்" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Spanish (es)
Agua dura
3
2English (en)
Hard water
1
3Arabic (ar)
ماء عسر
0
4Azerbaijani (az)
Cod su
0
5Catalan (ca)
Aigua dura
0
6Greek (el)
Σκληρότητα νερού
0
7Esperanto (eo)
Malmola akvo
0
8Estonian (et)
Kare vesi
0
9Persian (fa)
آب سخت
0
10Hebrew (he)
מים קשים
0
More...

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

The highest CI

Language versions of the article "கடின நீர்" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Hard water
480
2Japanese (ja)
硬水
118
3Spanish (es)
Agua dura
91
4Chinese (zh)
硬水
73
5Persian (fa)
آب سخت
64
6Vietnamese (vi)
Nước cứng
48
7Hebrew (he)
מים קשים
42
8Arabic (ar)
ماء عسر
37
9Romanian (ro)
Apă dură
31
10Catalan (ca)
Aigua dura
28
More...

Scores

Estimated value for Wikipedia:
Tamil:
Global:
Popularity in June 2025:
Tamil:
Global:
Popularity in all years:
Tamil:
Global:
Authors in June 2025:
Tamil:
Global:
Registered authors in all years:
Tamil:
Global:
Citations:
Tamil:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
ماء عسر
azAzerbaijani
Cod su
caCatalan
Aigua dura
elGreek
Σκληρότητα νερού
enEnglish
Hard water
eoEsperanto
Malmola akvo
esSpanish
Agua dura
etEstonian
Kare vesi
faPersian
آب سخت
heHebrew
מים קשים
hiHindi
कठोर जल
idIndonesian
Air sadah
jaJapanese
硬水
koKorean
센물
msMalay
Air liat
roRomanian
Apă dură
simpleSimple English
Hard water
skSlovak
Tvrdá voda
taTamil
கடின நீர்
trTurkish
Su sertliği
viVietnamese
Nước cứng
zhChinese
硬水
zhminnanMin Nan
Ngē-chúi

Popularity rank trends

Best Rank Tamil:
#2822
12.2020
Global:
#2645
12.2018

AI rank trends

Best Rank Tamil:
#1046
10.2013
Global:
#15612
01.2005

Local popularity rank history

Global popularity rank history

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Hard water from Wikipedia articles about Limescale, Water softening, Heavy water, Calcium sulfate and Calcium carbonate. Whereas reading the article about Hard water people most often go to Wikipedia articles on Water softening, Soft water, Limescale, Heavy water and Soap scum.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

ja: 硬水
zh: 硬水
ko: 센물
simple: Hard water
az: Cod su
zhminnan: Ngē-chúi

About WikiRank

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 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information