Manila Bay Cleanuo Program Header


It aims to restore the water quality of Manila Bay in accordance with the Writ of Continuing Mandamus of the Supreme Court.



On January 27, 2019, DENR Secretary Roy A. Cimatu officially declared the start of the Manila Rehabilitation at the Baywalk in Manila.  On hand to witness the declaration, and also joined in the earlier event of Solidarity Walk  from the Quirino Grandstand to the staging area (Baywalk), were about 5,000 individuals, mostly representing the 13 Mandamus agencies, local government units, and private sector.

Calling it the “Battle for Manila Bay,” Cimatu, a former Armed Forces chief, said:  “This is one battle that will be won not with force or arms, but with the firm resolve to bring Manila Bay back to life.” 

He added:  “With the commitment and determination of every Filipino to do his share in this rehabilitation effort, we have already won the battle for Manila Bay.”


 Phase 1- Cleanup/Water Quality Improvement

Phase 2 – Rehabilitation and Resettlement

Phase 3 – Education and Sustainment

The Manila Bay Area:

  1. The Manila Bay area covers eight (8) provinces and 178 local government units in three regions of the country, namely: National Capital Region (NCR), Region III, and Region IV-A.  Of the eight provinces, four are coastal (Bataan, Bulacan, Cavite and Pampanga); four are non-coastal (Laguna, Nueva Ecija, Rizal and Tarlac).
  2. Its drainage area covers 1,994 km2, or 199,400 hectares.
  3. Its coastline measures some 190 kilometers.
  4. There are 17 principal river systems draining to Manila Bay, namely:

SC Mandamus on Manila Bay

  1. On Dec. 18, 2008, the Supreme Court issued SC Mandamus on Manila Bay (G.R. 171947-48) directing 13 government agencies to clean up, rehabilitate, and preserve Manila Bay, and restore and maintain its waters to SB level to make them fit for swimming, skin-diving, and other forms of contact recreation.
  1. DENR Administrative Order No. 34 of 1990 defines coastal and marines waters under Class SB classification as areas regularly used by the public for bathing, swimming and skin diving, etc., and as spawning areas for Chanos chanos or bangus abd similar species.
  2. The 13 Mandamus agencies are as follows: 
  1. For the DENR, the SC ordered the agency to:
  1. The Mandamus likewise orders the dismantling and removal of illegal structures along the following waterways:
  1. Other facts and figures about Manila Bay
Frequently Ask Questions (FAQs) on the Dolomite and the Beach Nourishment Project

Other references:  NEDA's Manila Bay Sustanable Development Master Plan (MBSDMP)

To know more about Manila Bay Clean Up program, click here