KOEN
Eocheongdo (어청도등대) in the middle, with the lights within 20 km, in their listed colours.
Eocheongdo (어청도등대) — light characteristic, height, range
One white flash every 12 seconds
Count 12 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 12s 61m 26M
- Height
- 61 m
- Nominal range
- 26 nmi = 48 km
- Visible sector
- W 341°∼224°(243°)
- Type
- Landfall / major light
- Position
- 36.1251°N, 125.9677°E · West Sea coast

Lights nearby
- Eocheongdo Hang (어청도항 방파제 등대)2 white flashes every 6 seconds · 1.8 km
- Eocheongdo Hang (어청도항 서방파제 등대)One green flash every 5 seconds · 2.1 km
- Eocheongdo Hang E Breakwater (어청도항 동방파제 등대)One red flash every 4 seconds · 2.3 km
- Gajinseo (가진서등대)One white flash every 4 seconds · 3.4 km
- Oehoenggyeondo (외횡견도등표)6 quick white flashes + one long every 15 seconds · 12 km
- Bakdochyeo (밖돛여등표)2 white flashes every 10 seconds · 12 km
- Chomangseo (초망서등표)2 white flashes every 10 seconds · 14 km
- Oeyeondo Hang (외연도항 동방파제 등대)One red flash every 4 seconds · 15 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: KHOA light list (국립해양조사원 등대표) (opens in a new tab) · Checked