Construction of Flood Mitigation Structure21D00008

Construction of Flood Control Structures along Calumpang River, Batangas (Phase II)

Construction of Flood Control Structures along Calumpang River, Batangas (Phase II) is a DPWH-tracked public work in BATANGAS, Region IV-A. Reported contract value: ₱144,749,597.30. Status: Reported complete (DPWH). Contractor on record: PHESCO INC. Figures trace to sumbong.

BATANGAS, Region IV-A

Region: Region IV-A

Esri Wayback · ~0.5 mLocation approximate

Before capture: 2019-05-03 · Maxar

After capture: 2025-06-09 · Vantor

Satellite comparison for public reference — not proof of completion or non-completion.

Imagery may not show small or linear works; no visible change is not evidence of wrongdoing.

Imagery © Esri, Maxar, Earthstar Geographics, and the GIS User Community

Caveats & resolution

Esri World Imagery Wayback (~0.5–1 m); dates are archive release dates, not capture timestamps.
Imagery may not show small or linear works; no visible change is not evidence of wrongdoing.
DPWH coordinates can be approximate; marker shows the imagery center (may be snapped to riverbank/coast).

Disclaimer

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Total Contract Cost

₱144,749,597.30

Progress100%

Source: DPWH Transparency Portal (via BetterGov.PH mirror, snapshot 22 Jan 2026); Sumbong sa Pangulo flood-control list where applicable

Follow the peso

2 of 5 steps linked to this project, 1 at office level only. Links are automated matches unless marked confirmed.

1. GAA budget line
FY2021 · ₱50,000
Probable match · score 0.91
DBM GAA source ↗
2. SARO / NCA release
SARO SARO-BMB-A-21-0014059 · ₱65,000,000
Possible match · score 0.60
DBM release source ↗
3. PhilGEPS award
Not found in PhilGEPS by contract ID 21D00008 or title. The open PhilGEPS mirror does not include every DPWH notice.
4. DPWH progress + satellite
100% reported · imagery 2021-05-12 → 2024-02-26
Same record (DPWH contract ID)
DPWH Transparency Portal source ↗
5. COA audit finding
No COA finding names this project. COA audits DPWH by office each year; project-level findings are only linked when the report names the contract.

Site vs flood hazard · Project NOAH 100-year map

High flood hazard · Batangas

Based on the coordinates published with the DPWH record and NOAH file Batangas.zip. Pins are sometimes placed at the town center rather than the site. NOAH data (ODbL) · Need vs spending by province

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Money Trail

1. Appropriation

Probable match · score 91%

UACS: 18001
Amount: ₱50,000,000.00 (GAA By-Object, amounts in ₱'000 × 1,000)
Program / description: Construction of Flood Mitigation Structures along San Juan River, Tanauan - Sto. Tomas, Batangas
GAA fiscal year: FY2021

DBM GAA source document