Light pollution in North Korea

14 cities · estimated Bortle class at each city centre

2 of 14 cities read Bortle 6–7 · 4 of 14 cities read Bortle 5–6 · 8 of 14 cities read Bortle 4–5. The darkest city centre on the list is Tŏkch’ŏn (Bortle 4–5).

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Cities, brightest first

#	City	Bortle (est.)	Brightness	2 classes darker
1	Pyongyang	6–7	180	~25 km NE
2	Sinŭiju	6–7	154	~25 km NNE
3	Kaesŏng	5–6	76	~50 km SW
4	Wŏnsan	5–6	105	~25 km ENE
5	Hamhŭng	5–6	65	~25 km SSE
6	Haeju	5–6	49	~25 km S
7	Kanggye	4–5	42	not within 90 km
8	Chongjin	4–5	36	not within 90 km
9	Sariwŏn-si	4–5	27	not within 90 km
10	Sunch’ŏn	4–5	26	not within 90 km
11	Namp’o	4–5	27	not within 90 km
12	Kaech’ŏn	4–5	25	not within 90 km
13	Changam-ch’on	4–5	20	not within 90 km
14	Tŏkch’ŏn	4–5	20	not within 90 km

Brightness is the NASA VIIRS Black Marble 2016 value at the city centre on a 0–255 scale; 255 is saturated. Cities are ordered by estimated sky brightness, which also counts the light within 30 km.