Republic of the DEPARTMENT OF SCIENCE AND TECHNOLOGY Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA)

PAMPANGA RIVER BASIN FLOOD FORECASTING & WARNING CENTER (PRFFWC) DMGC, Bgy. Maimpis, City of San Fernando, 2000, Tel. (045) 455-1701; CP: 0999 336 6416

FLOOD BULLETIN # 13 (FINAL)

PAMPANGA RIVER BASIN & ALLIED RIVERS ISSUED AT 5:00 PM, 14 SEPTEMBER 2021

Average Basin Rainfall Past 24-hr observed Forecast 24-hr basin rainfall as of 4:00 PM today Less than 3 millimeters Less than 5 millimeters BASIN’S LIKELY RESPONSE / RELATED IMPACTS WATER LEVEL RIVER / SWAMP WATER LEVEL (WL) FLOOD SITUATION MESSAGE & STATION TREND AT STATION AREAS LIKELY TO BE AFFECTED Tributary Rio Chico Now at 4.00m (still above 3.50m Alarm Possible riverside erosions & Pluvial River at Zaragoza WL) very slow recession to reach Alert floods (during severe thunderstorms) in Station WL by tomorrow morning & to continue the riverside areas of La Paz, , receding further to reach below Alert WL Aliaga, Zaragoza, & San Antonio before weekend Swamp Now at 5.11m (above 5.00m Critical Possible Pluvial floods (during severe Area at Candaba WL) a very slow recession is now in thunderstorms) to combine w/ remnants station progress & to reach below Critical WL of floodwaters to persist for a few days at either tonight or tomorrow morning; relatively low-lying areas of Candaba & further slow recession until the weekend at other towns w/in the swamp area such as San Luis, San Simon, & Pampanga River at Now at 5.33m (above 5.00m Alert WL) Pluvial floods (during severe Arayat Station continuous recession in progress to thunderstorms) & possible riverside reach below Alert WL tonight; to recede erosions in the areas of , San further until weekend Simon, San Luis, Apalit, & Pampanga River at Now at 2.55m (below 2.60m Alert WL) Pluvial floods (during severe Sulipan Station receding river stage (fluctuating due to thunderstorms) & possible riverside tide-influenced); to recede further until erosions in the areas of Apalit, , the weekend , Hagonoy, Calumpit, & Pasac- WL at 2.38m (below 3.00m Possible pluvial floods during severe River Sub Basin: Critical WL); fluctuating WL (tide- thunderstorms - Sasmuan, Guagua, Abacan, - influenced) , , Mexico, Sto.Tomas, Sta. Gumain, Pasig- Ana, City of San Fernando, , Sta. Potrero Rivers Rita, Macabebe, Masantol, Floridablanca The public and the Local Disaster Risk Reduction and Management Councils (LDRRMOs) within PRB are still advised to continue to undertake precautionary measures to mitigate the adverse immediate impacts of possible pluvial, river (fluvial) floods & riverside erosions within their area of concern; to continue monitoring for updates particularly Thunderstorm Advisories / Heavy Rainfall Warnings to be issued by PAGASA Regional Services Division (NCR-PRSD).

This will be the Final Bulletin for this event as improving hydrometeorological conditions are very likely to occur in the Pampanga River Basin until the weekend.

PRFFWC: HTH / JRD / PTH / JCL

“tracking the sky…helping the country”

Science Garden Compound, BIR Road, Brgy.Central, Quezon City, Tel. No. (02) 8284-08-00 Metro , Philippines 1100 Website: http://bagong.pagasa.dost.gov.ph

Republic of the Philippines DEPARTMENT OF SCIENCE AND TECHNOLOGY Philippine Atmospheric, Geophysical and Astronomical Services Administration (PAGASA)

“tracking the sky…helping the country”

Science Garden Compound, BIR Road, Brgy.Central, Quezon City, Tel. Nos. (632) 929 48 65; (632) 434 90 40 Metro Manila, Philippines 1100 Fax: (632) 929 48 65 Postal Address: P.O. Box 3278 Manila Website: http://bagong.pagasa.dost.gov.ph