| 2021-03-25 | China/North Korea border river |
| 2017-02-07 | Asian river whose name is one letter away from an Ivy League college |
| 2012-01-29 | River to Korea Bay |
| 2010-02-03 | River to Korea Bay |
| 2006-02-13 | River to Korea Bay |
| 2004-02-20 | Korea Bay feeder |
| 2003-09-14 | Korea Bay feeder |
| 2002-10-10 | Korea Bay feeder |
| 2002-09-15 | Korea Bay feeder |
| 2002-08-08 | Korean border river |
| 2002-03-05 | China/Korea border river |
| 2001-04-09 | River into Korea Bay |
| 2001-02-07 | Manchurian border river |
| 1999-02-11 | Korea Bay feeder |
| 1998-12-13 | Manchurian border river |
| 1998-06-05 | River crossed in the Korean War |
| 1995-10-29 | Supung Dam site |
| 1995-10-22 | Asian border river |
| 1994-12-11 | Manchurian border river |