Night Light of Portland (Texas) from space (United States) Src. Average luminocity for 10x10km area is 39.5871% and for 50x50km: 25.2397%.
Square area 10x10 km:
4.17%
3.41%
6.44%
8.52%
6.25%
6.63%
4.92%
4.73%
12.5%
39.39%
3.03%Square area 50x50 km:
5.02%
3.84%
3.29%
2.76%
3.18%
4.02%
3.32%
3.66%
6.4%
13.14%
51.36%Clear (daylight) street map image can be seen on geolist.org.
Map coordinates:
28° 29' 49.2" North, 98° 1' 37.2" West
27° 52' 38.1" North, 97° 19' 26" West
27° 15' 14.2" North, 96° 37' 14.7" West
Some cities around Portland sort by population:
• Corpus Christi
11.1 km =6.9 mi,
219°
• Kingsville
66 km =41 mi,
232°
• Robstown
35.3 km =21.9 mi,
254°
• Rockport
30.8 km =19.1 mi,
58°
• Ingleside
11 km =6.8 mi,
89°
• Aransas Pass
17.5 km =10.9 mi,
78°
• Sinton
25.4 km =15.8 mi,
314°
• Mathis
55.1 km =34.2 mi,
296°
Sources (retrieved 2019-11-25):
» Earth at Night: Flat Maps 2012, 2016