NOAEL

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NOAEL

Quality:

No observable adverse effect level - denotes the level of exposure of an organism. Article “NOAEL” in German Wikipedia has 25.3 points for quality (as of July 1, 2025). The article contains 6 references and 1 sections.

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

Since the creation of article “NOAEL”, its content was written by 28 registered users of German Wikipedia and edited by 140 registered Wikipedia users in all languages.

The article is cited 33 times in German Wikipedia and cited 332 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (German): #19564 in July 2015
  • Global: #89251 in December 2008

The highest popularity rank from 2008:

  • Local (German): #110007 in February 2015
  • Global: #233361 in February 2015

There are 12 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
1Spanish (es)
NOAEL
29.1167
2English (en)
No-observed-adverse-effect level
26.8677
3German (de)
NOAEL
25.3204
4Catalan (ca)
NOAEL
24.022
5Russian (ru)
Уровень, не вызывающий видимых отрицательных эффектов
21.6078
6Polish (pl)
NOAEL
16.951
7Japanese (ja)
無有害作用量
14.124
8Portuguese (pt)
NOAEL
11.9038
9Italian (it)
NOAEL
11.8133
10Arabic (ar)
مستوى التأثير الضار غير الملاحظ
8.1994
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 "NOAEL" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
No-observed-adverse-effect level
494 259
2German (de)
NOAEL
153 310
3Spanish (es)
NOAEL
114 748
4French (fr)
Dose sans effet nocif observable
67 119
5Italian (it)
NOAEL
64 854
6Japanese (ja)
無有害作用量
58 817
7Polish (pl)
NOAEL
38 327
8Portuguese (pt)
NOAEL
17 819
9Catalan (ca)
NOAEL
1 974
10Russian (ru)
Уровень, не вызывающий видимых отрицательных эффектов
1 644
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 "NOAEL" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
No-observed-adverse-effect level
1 792
2German (de)
NOAEL
341
3Japanese (ja)
無有害作用量
171
4Spanish (es)
NOAEL
148
5Italian (it)
NOAEL
129
6French (fr)
Dose sans effet nocif observable
112
7Polish (pl)
NOAEL
104
8Portuguese (pt)
NOAEL
53
9Russian (ru)
Уровень, не вызывающий видимых отрицательных эффектов
33
10Norwegian (no)
Nivå for ingen observerte negative effekter
8
More...

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

The highest AI

Language versions of the article "NOAEL" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
No-observed-adverse-effect level
43
2German (de)
NOAEL
28
3Italian (it)
NOAEL
15
4French (fr)
Dose sans effet nocif observable
13
5Spanish (es)
NOAEL
9
6Japanese (ja)
無有害作用量
9
7Polish (pl)
NOAEL
9
8Catalan (ca)
NOAEL
5
9Portuguese (pt)
NOAEL
3
10Russian (ru)
Уровень, не вызывающий видимых отрицательных эффектов
3
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 "NOAEL" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Arabic (ar)
مستوى التأثير الضار غير الملاحظ
0
2Catalan (ca)
NOAEL
0
3German (de)
NOAEL
0
4English (en)
No-observed-adverse-effect level
0
5Spanish (es)
NOAEL
0
6French (fr)
Dose sans effet nocif observable
0
7Italian (it)
NOAEL
0
8Japanese (ja)
無有害作用量
0
9Norwegian (no)
Nivå for ingen observerte negative effekter
0
10Polish (pl)
NOAEL
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 "NOAEL" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1French (fr)
Dose sans effet nocif observable
116
2English (en)
No-observed-adverse-effect level
87
3Japanese (ja)
無有害作用量
41
4German (de)
NOAEL
33
5Russian (ru)
Уровень, не вызывающий видимых отрицательных эффектов
17
6Italian (it)
NOAEL
13
7Spanish (es)
NOAEL
11
8Catalan (ca)
NOAEL
6
9Polish (pl)
NOAEL
4
10Norwegian (no)
Nivå for ingen observerte negative effekter
2
More...

Scores

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

Quality measures

Interwikis

#LanguageValue
arArabic
مستوى التأثير الضار غير الملاحظ
caCatalan
NOAEL
deGerman
NOAEL
enEnglish
No-observed-adverse-effect level
esSpanish
NOAEL
frFrench
Dose sans effet nocif observable
itItalian
NOAEL
jaJapanese
無有害作用量
noNorwegian
Nivå for ingen observerte negative effekter
plPolish
NOAEL
ptPortuguese
NOAEL
ruRussian
Уровень, не вызывающий видимых отрицательных эффектов

Popularity rank trends

Best Rank German:
#110007
02.2015
Global:
#233361
02.2015

AI rank trends

Best Rank German:
#19564
07.2015
Global:
#89251
12.2008

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on No observable adverse effect level from Wikipedia articles about Sodium ferrocyanide, Sucralose, 2,4,5-Trichlorophenoxyacetic acid, Block 10 and Lowest-observed-adverse-effect-level. Whereas reading the article about No observable adverse effect level people most often go to Wikipedia articles on Lowest-observed-adverse-effect-level, Measures of pollutant concentration, Phase of clinical research, Acceptable daily intake and Toxizitätsbestimmung.

Cumulative results of quality and popularity of the Wikipedia article

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

de: NOAEL
es: NOAEL
it: NOAEL
pl: NOAEL
pt: NOAEL
ca: NOAEL

News from 28 January 2026

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In German Wikipedia the most popular articles on that day were: Whitney Houston, Fall Gil Ofarim, Gil Ofarim, Handball-Europameisterschaft der Männer 2026, Der neue Freund, Tova Friedman, Sven Schulze (Politiker, 1979), Liste der größten Auslegerbrücken, Bobbi Kristina Brown, Patricia Aulitzky.

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