Night Light of Tapalpa (Jalisco) from space (Mexico) Src. Average luminocity for 10x10km area is 5.881% and for 50x50km: 1.8156%.
Square area 10x10 km:
 0%
 0.65%
 1.08%
 0.43%
 2.38%
 1.52%
 0.87%
 0.87%
 0%
 0.43%
 91.77%Square area 50x50 km:
 0.02%
 0.08%
 0.47%
 0.24%
 0.35%
 0.39%
 0.39%
 0.3%
 0.21%
 0.16%
 97.38%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
20° 36' 18.6" North, 104° 27' 45.6" West
19° 56' 44.3" North, 103° 45' 34.3" West
19° 16' 59.9" North, 103° 3' 23.1" West
Some cities around Tapalpa sort by population:
• Sayula
		18.1 km =11.2 mi, 
112°
• Zacoalco de Torres
		37.2 km =23.1 mi, 
32°
• San Gabriel
		32.1 km =19.9 mi, 
231°
• Usmajac
		24.2 km =15 mi, 
109°
• San Sebastián del Sur
		34.4 km =21.4 mi, 
119°
• Atemajac de Brizuela
		21.6 km =13.4 mi, 
9°
• San Andrés Ixtlán
		33.4 km =20.8 mi, 
114°
• Atoyac
		26.4 km =16.4 mi, 
74°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016