Night Light of Springfield Lakes (Queensland) from space (Australia) Src. Average luminocity for 10x10km area is 44.4365% and for 50x50km: 32.1435%.
Square area 10x10 km:
 5.95%
 4.37%
 2.58%
 3.97%
 16.67%
 7.94%
 7.94%
 10.32%
 14.68%
 23.81%
 1.79%Square area 50x50 km:
 5.96%
 6.6%
 3.64%
 4.89%
 8.86%
 3.03%
 3.37%
 3.49%
 5.41%
 7.74%
 47.03%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
27° 2' 35.1" South, 152° 13' 18.3" East
27° 40' 3.3" South, 152° 55' 29.6" East
28° 17' 18.6" South, 153° 37' 40.8" East
Some cities around Springfield Lakes sort by population:
• Forest Lake
		6.4 km =4 mi, 
42°
• Redbank Plains
		6.9 km =4.3 mi, 
290°
• Inala
		9.2 km =5.7 mi, 
31°
• Goodna
		6.8 km =4.2 mi, 
338°
• Greenbank
		7.9 km =4.9 mi, 
133°
• Camira
		3.7 km =2.3 mi, 
353°
• Collingwood Park
		8.8 km =5.5 mi, 
313°
• Bellbird Park
		5.1 km =3.2 mi, 
312°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016