CEBU CITY, Philippines — Cebu City officials are preparing to escalate the fight against urban flooding after only four of 65 property developers submitted the flood-mitigation documents required by the city government, leaving 61 developers potentially facing further action.
The city had given the developers a deadline of August 17, 2026 to submit plans and documents detailing their existing flood-control measures, including detention ponds and other facilities designed to manage stormwater runoff from hillside developments.
According to Kenneth Siasar, chief of staff to Cebu City Mayor Nestor Archival, formal letters were sent to 65 developers operating in the city’s southern mountain areas as officials intensified their investigation into the possible contribution of upland development to flooding in communities below.
With the majority failing to meet the deadline, the city is now considering referrals to the City Legal Office.
“If developers still fail to respond, their cases could be referred to the City Legal Office,” Siasar said, according to SunStar.
Only Four Developers Have Submitted Documents
The four developers reported to have complied are:
- La Paloma Subdivision
- Monterrazas de Cebu
- Amari Residences
- Apple One
La Paloma submitted its documents on August 19, followed by Monterrazas de Cebu and Amari Residences on August 20. Apple One submitted its response on August 24. Some other developers have reportedly asked for extensions.
The figures represent a dramatic compliance gap: 61 of 65 developers had yet to submit the requested documents as of the city’s latest update.
But officials say the paperwork is only the beginning.
City Inspectors Will Check What Was Actually Built
Cebu City is scheduled to conduct on-site inspections on August 27 to determine whether the flood-control structures declared by developers actually exist and function as required.
The inspections will compare submitted plans with conditions on the ground, including the presence and capacity of detention ponds and other flood-mitigation facilities.
This distinction is important because simply submitting a plan does not necessarily establish that the required infrastructure has been constructed or is operational.
The city has said discrepancies between documents and actual site conditions could be referred for legal evaluation.
Why Are Hillside Developments Under Scrutiny?
The investigation comes amid continuing concerns about flooding in Cebu City, particularly in low-lying communities located below rapidly developing upland areas.
When hillsides are cleared, paved or built over, less rainwater can naturally infiltrate the soil. More water can instead become surface runoff, potentially increasing the volume and speed of water moving toward lower areas.
That is why detention ponds and other stormwater-management systems are important in hillside developments: they are intended to temporarily hold runoff and reduce the amount of water reaching downstream drainage systems at once.
The city government’s own infrastructure program also shows that flood control and drainage remain major concerns. Cebu City has been pursuing projects involving drainage rehabilitation, new drainage systems, and flood- and erosion-control works in several barangays.
The Flood Audit Is Broader Than One Controversial Project
The latest action is significant because the city is not limiting its review to one development.
The Freeman previously reported that nearly 70 upland developers in Cebu City’s South District were being evaluated as authorities examined the relationship between hillside construction and flooding.
Cebu Daily News also reported that the city planned to inspect 65 developers to determine whether they had adequate detention cells and other flood-mitigation measures.
That broader approach could make the coming inspections a major test of Cebu City’s flood-management policies.
Monterrazas Remains Under the Spotlight
One of the developments already involved in the wider debate is Monterrazas de Cebu.
Its developer has said it has constructed 24 operational detention ponds across its property, with a combined reported storage capacity of more than 62,000 cubic meters, and has maintained that its flood-mitigation system exceeds regulatory requirements.
SunStar also reported in July that the developer had been submitting progress reports as city officials continued monitoring the project’s flood-mitigation commitments.
The developer has previously denied that Monterrazas caused the devastating flooding experienced in Cebu during Typhoon Tino in November 2025 and said it was cooperating with government investigations.
The controversy therefore remains unresolved: the existence of detention ponds does not by itself establish whether a particular development caused or contributed to flooding. That is precisely why the city’s physical inspection and technical evaluation matter.
What Happens Next?
The immediate focus is the city’s scheduled inspection of the 65 developments.
Officials are expected to determine:
- Whether the developers submitted the required flood-control plans;
- Whether the facilities identified in those plans actually exist;
- Whether detention ponds and other structures meet required specifications;
- Whether the actual development matches approved plans; and
- Whether violations warrant referral to the City Legal Office or other government agencies.
Mayor Archival is also expected to present the findings of the investigation publicly later in August, according to SunStar.
For residents living downstream from Cebu’s rapidly developing mountain areas, the coming inspections could provide a clearer answer to a question that has become increasingly urgent during heavy rains:
Are Cebu’s flood problems being worsened by inadequate hillside drainage and stormwater controls — and if so, who will be held accountable?
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