Night Light of South Portland (Maine) from space (United States) Src. Average luminocity for 10x10km area is 49.197% and for 50x50km: 10.7031%.
Square area 10x10 km:
 10.45%
 15.45%
 6.67%
 4.09%
 3.79%
 5.61%
 5.76%
 3.48%
 11.82%
 14.55%
 18.33%Square area 50x50 km:
 1.29%
 1.96%
 1.31%
 1.18%
 1.67%
 1.28%
 1.54%
 1.21%
 3.1%
 7%
 78.46%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
44° 8' 53.3" North, 70° 56' 38.4" West
43° 38' 29.3" North, 70° 14' 27.2" West
43° 7' 49.7" North, 69° 32' 15.9" West
Some cities around South Portland sort by population:
• Portland
		2.3 km =1.4 mi, 
320°
• West Scarborough
		14.2 km =8.8 mi, 
236°
• Saco
		22.6 km =14 mi, 
226°
• Westbrook
		11.2 km =7 mi, 
290°
• Old Orchard Beach
		17.7 km =11 mi, 
218°
• Buxton
		22.4 km =13.9 mi, 
268°
• Gorham
		16.9 km =10.5 mi, 
284°
• Yarmouth
		18.2 km =11.3 mi, 
13°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016