Night Light of South Haven (Indiana) from space (United States) Src. Average luminocity for 10x10km area is 41.1429% and for 50x50km: 26.9545%.
Square area 10x10 km:
 2.21%
 2.21%
 4.59%
 2.72%
 9.35%
 7.65%
 12.59%
 16.84%
 32.99%
 8.84%
 0%Square area 50x50 km:
 3.22%
 3.91%
 3.61%
 3.94%
 5.31%
 5.07%
 4.43%
 4.43%
 6.89%
 12.05%
 47.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
42° 3' 58" North, 87° 50' 25.4" West
41° 32' 31.1" North, 87° 8' 14.1" West
41° 0' 48.9" North, 86° 26' 2.9" West
Some cities around South Haven sort by population:
• Gary
		18.3 km =11.4 mi, 
288°
• Portage
		5 km =3.1 mi, 
319°
• Merrillville
		17.6 km =10.9 mi, 
247°
• Valparaiso
		9.9 km =6.2 mi, 
140°
• Hobart
		9.9 km =6.2 mi, 
263°
• Chesterton
		9.8 km =6.1 mi, 
38°
• Lake Station
		9.2 km =5.7 mi, 
293°
• Lakes of the Four Seasons
		15.9 km =9.9 mi, 
203°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016