Barangay
Antagan I
Antagan I, Tumauini, Isabela, Region II (Cagayan Valley). Rural. Population 3,339 (2024 POPCEN).
PSGC 0203137002 · Source: PSA, PSGC 3Q 2026 Publication Datafile
Public records linked to Antagan I
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
11 records · ₱287,425,960.42
- Bip - Interjurisdictional Roads and/Or Bridges (Or, Roads That Traverse Multiple Lgu Jurisdictions) - Construction (Completion) of Bridge Linking Brgy. Caligayan - Brgy. Antagan I Traversing the Pinacanauan de Tumauini River (Phase 2) Tumauini, Isabela₱74,239,888.11 · 2023 · medium confidence (project coordinates inside the barangay boundary)
- Local Program: Local Roads and Bridges: Local Bridge: Construction/Repair/Rehabilitation/Improvement of Various Infrastructure Including Local Projects- Construction of Bridge Linking Brgy. Caligayan to Antagan 1st Traversing the Pinacanauan de Tumauini₱66,207,495.06 · 2021 · medium confidence (project coordinates inside the barangay boundary)
- Construction of Flood Mitigation Structure, Sta. 0+000 - Sta. 0+780, Brgy. Caligayan (Site I), Tumauini, Isabela₱39,156,940.00 · 2022 · medium confidence (project coordinates inside the barangay boundary)
- Convergence and Special Support Program- Sustainable Infrastructure Projects Alleviating Gaps (Sipag) - Sipag - Access Roads and/Or Bridges From the National Road/S Leading to Major / Strategic Public Buildings/ Facilities - Construction of Bridge Approa₱28,515,648.20 · 2025 · medium confidence (project coordinates inside the barangay boundary)
- Construction of Flood Control at Barangay Caligayan, Brgy. Caligayan, Tumauini, Isabela₱23,274,518.31 · 2020 · medium confidence (project coordinates inside the barangay boundary)
- Concreting of Caligayan Fmr, Brgy. Caligayan, Tumauini, Isabela₱14,473,400.43 · 2025 · medium confidence (project coordinates inside the barangay boundary)
How linked: 11 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 Antagan I itself. This shows the municipality figure for Tumauini.
1 record · ₱18,784,268.05
- Municipality of Tumauini, Isabela₱18,784,268.05 · 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 Antagan I itself. This shows the province figure for Isabela.
56,727 records · ₱206,158,132,724.98
56,674 placed at Isabela level itself; the rest in LGUs under it.
- Isabela₱206,158,132,724.98 · 56,674 awards · high confidence (area of delivery is this province only)
- Batangas, Bukidnon, Cagayan, Camarines Sur, Cotabato, Davao del Sur, Isabela, Pampanga, Tarlac₱112,839,000.00 · 2 awards · low confidence (area of delivery lists several provinces)
- Basilan, Isabela, Sulu, Tawi-Tawi, Zamboanga del Norte, Zamboanga del Sur, Zamboanga Sibugay₱38,348,411.40 · 1 awards · low confidence (area of delivery lists several provinces)
- Iloilo, Isabela₱3,146,289.62 · 36 awards · low confidence (area of delivery lists several provinces)
- Aurora, Cagayan, Ilocos Sur, Isabela₱2,584,900.00 · 1 awards · low confidence (area of delivery lists several provinces)
- Aurora, Bataan, Cagayan, Ilocos Norte, Ilocos Sur, Isabela, La Union, Marinduque, Nueva Vizcaya, Occidental Mindoro, Oriental Mindoro, Palawan, Pangasinan, Quirino, Romblon, Zambales₱2,281,640.00 · 1 awards · low confidence (area of delivery lists several provinces)
How linked: 56,674 by area of delivery is this province only; 53 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 Antagan I itself. This shows the municipality figure for Tumauini.
45 records · ₱327,857,143.00
- Construction of Evacuation Center₱20,000,000.00 · 2022 · high confidence (location columns in the DBM release)
- Construction of Farm-to-Market (Fmr) Road in Barangay San Vicente, Tumauini, Isabela₱20,000,000.00 · 2024 · high confidence (location columns in the DBM release)
- Construction of Farm-to-Market Road in Barangay Cumabao, Tumauini, Isabela₱20,000,000.00 · 2024 · high confidence (location columns in the DBM release)
- Construction of Farm-to-Market Road in Barangay Namnama, Tumauini, Isabela₱15,000,000.00 · 2024 · high confidence (location columns in the DBM release)
- Construction of Farm-to-Market Road in Barangay Tunggui, Tumauini, Isabela₱15,000,000.00 · 2024 · high confidence (location columns in the DBM release)
- Lgsf_gef₱12,857,143.00 · 2023 · high confidence (location columns in the DBM release)
How linked: 45 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
Not yet linked to Antagan I itself. This shows the municipality figure for Tumauini.
166 records · ₱2,885,172,000.00
70 placed at Tumauini level itself; the rest in LGUs under it.
- Construction of Compania Flood Control, Tumauini, Isabela₱150,000,000.00 · 2024 · high confidence (GAA line text names the place)
- Construction of Arcon Flood Control System Phase Ii in Brgy. Arcon, Tumauini, Isabela₱120,000,000.00 · 2020 · medium confidence (GAA line text names the place)
- Construction of Carpentero-Compania Flood Control Phase Ii, Tumauini, Isabela₱115,000,000.00 · 2023 · high confidence (GAA line text names the place)
- River Bank Protection for Lower Cagayan River, Balug Section, Tumauini, Isabela₱105,000,000.00 · 2020 · high confidence (GAA line text names the place)
- Construction of Arcon Flood Control System Phase Ii in Brgy. Arcon, Tumauini, Isabela₱102,000,000.00 · 2021 · medium confidence (GAA line text names the place)
- Construction of Arcon River Revetment With Steel Sheet Piles, Arcon, Tumauini, Isabela₱100,000,000.00 · 2018 · high confidence (GAA line text names the place)
How linked: 166 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)Dragon Twelve Builders & Const SupplyContractor: Dragon Twelve Builders & Const Supply
- High Concurrent Workload for One ContractorEgb Const Corp Formerly: Egb ConstContractor: Egb Const Corp Formerly: Egb Const
- High Concurrent Workload for One ContractorDragon Twelve Builders & Const SupplyContractor: Dragon Twelve Builders & Const Supply
Contractors on linked DPWH projects
All 5 contractors on DPWH projects linked to Antagan I and the LGUs under it. Click a column to sort.
| Arvea'S Const | 4 | ₱128,113,660.36 | 0 |
| Balligi Const Development CORP Formerly:Balligi Const | 1 | ₱66,207,495.06 | 0 |
| Egb Const CORP Formerly: Egb Const | 3 | ₱45,289,761.51 | 1 |
| Dragon Twelve Builders & Const Supply | 1 | ₱39,156,940.00 | 2 |
| Rskc Const | 2 | ₱8,658,103.49 | 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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