KOEN
Arecibo Light in the middle, with the lights within 20 km, in their listed colours.
Arecibo Light — light characteristic, height, range
One white flash every 5 seconds
Count 5 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 5s
- Height
- 120 ft · 37 m
- Nominal range
- 11 nmi = 20 km
- Structure
- White hexagonal tower attached to square flat roofed dwelling.
- Position
- 18.4820°N, 66.6987°W · PR

Lights nearby
- Arecibo South Jetty Light 2Steady red light · 529 m
- Arecibo North Jetty Light 1Steady green light · 530 m
- Waverider Lighted Buoy GOne yellow flash every 20 seconds · 1.0 km
- Bahia De San Juan FAD Lighted Buoy GContinuous quick yellow flashes · 37 km
- Bahia De San Juan FAD Lighted Buoy FOne yellow flash every 6 seconds · 45 km
- Punta Borinquen Light2 white flashes every 15 seconds · 47 km
- Aguadilla Jetty Light 1Continuous quick green flashes · 49 km
- Bahia De San Juan FAD Lighted Buoy EOne yellow flash every 2.5 seconds · 54 km
Not for navigation. Use official NOAA charts and USCG Local Notices to Mariners.
Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).
Sources: U.S. Coast Guard Light List (opens in a new tab) · Checked