MANILA, Philippines — The Department of Science and Technology's Project NOAH on Saturday released its latest list of areas that may be affected by storm surges, or the abnormal onrush of water from the coast.
Project NOAH scientists used latest data from the Japan Meteorological Agency to simulate the effects of typhoon "Chedeng" and foresee the height of water that may enter from the coast.
The latest simulation as of 9 a.m. on Saturday yielded the following results:
| Municipality | Storm Surge (in meters) | Storm Surge Advisory |
| Quezon, Quezon | 1.4 | 1 |
| Calauag, Quezon | 1.4 | 1 |
| Gumaca, Quezon | 1.3 | 1 |
| Lopez, Quezon | 1.3 | 1 |
An earlier simulated held Friday, 1:45 p.m., more areas were seen likely to be affected by the phenomenon.
| Municipality | Storm Surge (in meters) | SSA |
| Quezon, Quezon | 1.0-1.5 | 1 |
| Calauag, Quezon | 1.5 | 1 |
| Gumaca, Quezon | 1.5 | 1 |
| Plaridel, Quezon | 1.5 | 1 |
| Lopez, Quezon | 1.5 | 1 |
| Libon, Albay | 1.0-1.5 | 1 |
| Oas, Albay | 1.0-1.5 | 1 |
| Tinambac, Camarines Sur | 1.0-1.5 | 1 |
The chart below released by the Presidential Communications Development and Strategic Planning Office guides the public on the Storm Surge Advisories.