Night Light of Watertown (Wisconsin) from space (United States) Src. Average luminocity for 10x10km area is 33.7091% and for 50x50km: 6.7203%.
Square area 10x10 km:
 2.58%
 5.15%
 6.82%
 3.94%
 6.82%
 5.15%
 4.7%
 2.73%
 5.45%
 33.03%
 23.64%Square area 50x50 km:
 0.29%
 0.48%
 1.26%
 0.85%
 1.06%
 1.11%
 1.22%
 0.89%
 1.6%
 5.11%
 86.14%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
43° 42' 18.6" North, 89° 25' 55.6" West
43° 11' 41" North, 88° 43' 44.4" West
42° 40' 47.9" North, 88° 1' 33.1" West
Some cities around Watertown sort by population:
• Beaver Dam
		30.5 km =19 mi, 
343°
• Oconomowoc
		20.8 km =12.9 mi, 
116°
• Hartford
		31.5 km =19.6 mi, 
64°
• Fort Atkinson
		30.8 km =19.1 mi, 
196°
• Hartland
		32.9 km =20.4 mi, 
107°
• Jefferson
		22 km =13.7 mi, 
196°
• Delafield
		30.3 km =18.8 mi, 
119°
• Lake Mills
		19.5 km =12.1 mi, 
229°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016