Barangay
Tambojangin
Tambojangin, Amlan, Negros Oriental, Negros Island Region (NIR). Rural. Population 2,962 (2024 POPCEN).
PSGC 1804601007 · Source: PSA, PSGC 3Q 2026 Publication Datafile
Public records linked to Tambojangin
Counts include this barangay and every LGU under it. Each record carries how it was linked and a confidence level; figures are as recorded by the source and exclude single amounts of ₱10B+ held for verification. They are not findings.
DPWH infrastructure projects
Contracts on the DPWH Transparency portal, placed by coordinates first. Source: DPWH Transparency portal
6 records · ₱399,077,696.74
- Organizational Outcome 2: Protect Lives and Properties Against Major Floods - Construction/ Maintenance of Flood Mitigation Structure and Drainage Systems - Construction of Flood Control Structure Along Amlan River, Barangay Tambuhangin, Negros Oriental₱144,750,000.00 · 2024 · medium confidence (project coordinates inside the barangay boundary)
- Sustainable Infrastructure Projects Alleviating Gaps (Sipag) - Flood Mitigation Structures Protecting Public Infrastructures/Facilities - Construction of Amlan River Control, Brgy. Tambuhangin, Amlan, Negros Oriental₱96,500,000.00 · 2023 · medium confidence (project coordinates inside the barangay boundary)
- Sustainable Infrastructure Projects Alleviating Gaps (Sipag) - Flood Mitigation Structures Protecting Public Infrastructures/Facilities - Construction of River Control, Poblacion, Amlan, Negros Oriental₱96,500,000.00 · 2023 · medium confidence (project coordinates inside the barangay boundary)
- Organizational Outcome 2: Protect Lives and Properties Against Major Floods-Flood Management Program-Construction/Maintenance of Flood Mitigation Structures and Drainage Systems-Construction of Flood Control Structure Along Amlan River, Amlan, Negros Ori₱54,397,696.74 · 2025 · medium confidence (project coordinates inside the barangay boundary)
- Basic Infrastructure Program (Bip) - Evacuation Centers / Quarantine Facilities / Public Health Facilities - Construction of Evacuation Center, Barangay Tambojangin, Amlan, Negros Oriental₱4,950,000.00 · 2022 · medium confidence (project coordinates inside the barangay boundary)
- Basic Infrastructure Program: Multi-Purpose Buildings/ Facilities to Support Social Services - Construction (Completion) of Multi-Purpose Building, Barangay Tambojangin, Amlan, Negros Oriental₱1,980,000.00 · 2024 · medium confidence (project coordinates inside the barangay boundary)
How linked: 6 by project coordinates inside the barangay boundary.
Contracts this LGU awarded (PhilGEPS)
PhilGEPS awards where the procuring entity is this LGU. Source: PhilGEPS award notices
Not yet linked to Tambojangin itself. This shows the municipality figure for Amlan.
1 record · ₱66,762,081.16
- Municipality of Amlan, Negros Oriental₱66,762,081.16 · high confidence (the LGU itself is the buyer)
How linked: 1 by the LGU itself is the buyer.
PhilGEPS awards delivered here (all agencies)
Awards by any agency whose area of delivery is this province. PhilGEPS records delivery areas at province level only. Source: PhilGEPS award notices
Not yet linked to Tambojangin itself. This shows the province figure for Negros Oriental.
84,487 records · ₱107,749,479,997.36
84,181 placed at Negros Oriental level itself; the rest in LGUs under it.
- Negros Oriental₱107,749,479,997.36 · 84,181 awards · high confidence (area of delivery is this province only)
- Bohol, Cebu, Negros Oriental, Siquijor₱313,071,832.22 · 155 awards · low confidence (area of delivery lists several provinces)
- Bohol, Cebu, Negros Oriental₱111,569,883.99 · 53 awards · low confidence (area of delivery lists several provinces)
- Bohol, Negros Oriental₱74,376,617.00 · 35 awards · low confidence (area of delivery lists several provinces)
- Bohol, Negros Oriental, Siquijor₱27,520,693.14 · 9 awards · low confidence (area of delivery lists several provinces)
- Negros Occidental, Negros Oriental, Northern Samar₱19,190,749.54 · 3 awards · low confidence (area of delivery lists several provinces)
How linked: 84,181 by area of delivery is this province only; 306 by area of delivery lists several provinces.
Local Government Support Fund releases
DBM LGSF project releases by province, city/municipality and barangay. Source: DBM COMPASS
Not yet linked to Tambojangin itself. This shows the municipality figure for Amlan.
2 records · ₱10,000,000.00
- Improvement of Water Supply System in Barangay Silab, Amlan, Negros Oriental₱5,000,000.00 · 2026 · high confidence (location columns in the DBM release)
- Assistance to Indigent Individuals Or Families - Food Assistance/Rice Distribution Project - Food Assistance (Rice Distribution Project)₱5,000,000.00 · 2026 · high confidence (location columns in the DBM release)
How linked: 2 by location columns in the DBM release.
GAA budget lines naming this place
General Appropriations Act lines whose text ends in this city/municipality and province. Source: DBM General Appropriations Act
3 records · ₱10,000,000.00
- Construction of Evacuation Center, Barangay Tambojangin, Amlan, Negros Oriental₱5,000,000.00 · 2022 · medium confidence (GAA line text names the place)
- Construction of Multi-Purpose Building (Daycare Center), Brgy. Tambojangin, Amlan, Negros Oriental₱3,000,000.00 · 2021 · medium confidence (GAA line text names the place)
- Construction ( Completion ) of Multi - Purpose Building, Barangay Tambojangin, Amlan, Negros Oriental₱2,000,000.00 · 2024 · medium confidence (GAA line text names the place)
How linked: 3 by GAA line text names the place.
COA annual audit reports
Not yet linked: the COA reports loaded so far cover national agencies only. LGU audit reports are published at coa.gov.ph.
Published anomaly flags
Patterns in the linked records that reviewers checked and published. A flag is a question worth asking, not a finding of wrongdoing.
- Contractor Concentration (Flood Control)Philsouth Builders Inc Formerly:Philsouth BuildersContractor: Philsouth Builders Inc Formerly:Philsouth Builders
- High Concurrent Workload for One ContractorRosbill Const and SupplyContractor: Rosbill Const and Supply
- Contractor Concentration (Flood Control)Rosbill Const and SupplyContractor: Rosbill Const and Supply
Contractors on linked DPWH projects
All 5 contractors on DPWH projects linked to Tambojangin and the LGUs under it. Click a column to sort.
| Dragonhart Const Ent INC | 1 | ₱144,750,000.00 | 0 |
| Supreme Abf Const & Const Supply CO INC | 1 | ₱96,500,000.00 | 0 |
| Rosbill Const And Supply | 1 | ₱96,500,000.00 | 2 |
| Philsouth Builders INC Formerly:Philsouth Builders | 1 | ₱54,397,696.74 | 1 |
| Bigfoot Const And Supply | 2 | ₱6,930,000.00 | 0 |
Costs as recorded by DPWH; single amounts of ₱10B+ are held for verification and excluded. Flags count published automated anomalies on this contractor's projects or awards here, plus flags on the contractor itself; they are not findings.

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