ntsb.gov

The National Transportation Safety Board is an independent U.S. government investigative agency responsible for civil transportation accident investigation. In this role, the NTSB investigates and reports on aviation accidents and incidents, certain types of highway crashes, ship and marine accidents, pipeline incidents, and railroad accidents. When requested, the NTSB will assist the military and foreign governments with accident investigation. The NTSB is also in charge of investigating cases of hazardous materials releases that occur during transportation. The agency is based in Washington, D.C. It has four regional offices located in Anchorage, Alaska; Denver, Colorado; Ashburn, Virginia; and Seattle, Washington. The agency also operates a national training center at its Ashburn facility. More information...

Multilingual Wikipedia

In June 2020 the website ntsb.gov was on the 1,247th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 1,645th place in June 2020. From Wikipedians' point of view, "ntsb.gov" is the 1,654th most reliable source in different language versions of Wikipedia (AR-score).

The website is placed before realmadrid.com and after rateyourmusic.com in multilingual PR ranking of the most reliable sources in Wikipedia.

PR-score:
1,247th place
29,324,432
-5,951,883
AR-score:
1,654th place
3,114,065
+37,831
F-score:
1,645th place
9,391
+128

English Wikipedia (en)

PR-score:
827th place
23,877,431
-5,795,785
AR-score:
903rd place
2,403,467
+32,880
F-score:
974th place
4,999
+53

German Wikipedia (de)

PR-score:
1,165th place
1,664,777
+339,115
AR-score:
1,771st place
177,107
+670
F-score:
1,880th place
365
0

Japanese Wikipedia (ja)

PR-score:
1,636th place
1,093,078
-112,749
AR-score:
2,006th place
70,114
+547
F-score:
860th place
657
+4

French Wikipedia (fr)

PR-score:
2,003rd place
679,365
-12,504
AR-score:
2,757th place
97,546
+598
F-score:
1,095th place
802
+4

Chinese Wikipedia (zh)

PR-score:
2,231st place
455,883
-45,353
AR-score:
1,782nd place
46,794
+1,610
F-score:
1,369th place
279
+12

Russian Wikipedia (ru)

PR-score:
4,989th place
391,825
-133,113
AR-score:
2,873rd place
69,836
+543
F-score:
1,480th place
524
+1

Spanish Wikipedia (es)

PR-score:
5,924th place
357,536
-119,084
AR-score:
4,613th place
53,672
-2,085
F-score:
1,698th place
416
+2
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BestRef shows popularity and reliability scores for sources in references of Wikipedia articles in different languages. Data extraction based on complex method using Wikimedia dumps. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details...