Night Light of Volzhsk (Mariy-El Republic) from space (Russia) Src. Average luminocity for 10x10km area is 17.4223% and for 50x50km: 3.1544%.
Square area 10x10 km:
 0.5%
 2.26%
 1.88%
 4.89%
 4.51%
 1%
 1%
 0.5%
 0.75%
 16.29%
 66.42%Square area 50x50 km:
 0.38%
 0.5%
 0.29%
 0.38%
 0.47%
 0.45%
 0.25%
 0.23%
 0.36%
 2.74%
 93.95%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
56° 15' 32.1" North, 47° 39' 22.6" East
55° 51' 59" North, 48° 21' 33.8" East
55° 28' 11.4" North, 49° 3' 45.1" East
Some cities around Volzhsk sort by population:
• Zelenodolsk
		10.2 km =6.3 mi, 
104°
• Vasil’yevo
		22.7 km =14.1 mi, 
100°
• Zvenigovo
		24.8 km =15.4 mi, 
299°
• Kozlovka
		7.4 km =4.6 mi, 
249°
• Nizhniye Vyazovyye
		12.8 km =8 mi, 
126°
• Osinovo
		32.6 km =20.3 mi, 
87°
• Krasnogorskiy
		31.9 km =19.8 mi, 
356°
• Urmary
		33.3 km =20.7 mi, 
231°
Sources (retrieved 2019-11-25):
» NASA, Earths city lights 1995
» NASA city lights 2003
» Earth at Night: Flat Maps 2012, 2016