Night Light of Bermeo (Basque Country) from space (Spain) Src. Average luminocity for 10x10km area is 11.1587% and for 50x50km: 13.0259%.
Square area 10x10 km:
 1.59%
 2.22%
 0.48%
 1.43%
 0.63%
 1.75%
 1.11%
 1.9%
 1.9%
 0.16%
 86.83%Square area 50x50 km:
 2.48%
 2.84%
 0.98%
 1.09%
 1.79%
 1.89%
 1.47%
 2.15%
 3.78%
 5.97%
 75.57%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 55' 45.9" North, 3° 25' 28.7" West
43° 25' 15.2" North, 2° 43' 17.5" West
42° 54' 28.9" North, 2° 1' 6.2" West
Some cities around Bermeo sort by population:
• Leioa
		24 km =14.9 mi, 
244°
• Galdakao
		23.3 km =14.5 mi, 
204°
• Amorebieta
		22.7 km =14.1 mi, 
182°
• Gernika-Lumo
		12 km =7.5 mi, 
165°
• Mungia
		12.4 km =7.7 mi, 
233°
• Sopela
		21.6 km =13.4 mi, 
257°
• Lekeitio
		18.6 km =11.6 mi, 
109°
• Berango
		23 km =14.3 mi, 
254°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016