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Municipality

San Manuel

San Manuel, Isabela, Region II (Cagayan Valley). 2nd income class. Population 34,740 (2024 POPCEN).

Data-quality note: 3 DPWH projects linked to San Manuel have no coordinates published by DPWH, so they are not on the map and cannot be checked with satellite images.

PSGC 0203130000 · Source: PSA, PSGC 3Q 2026 Publication Datafile

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Public records linked to San Manuel

Counts include this municipality 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

130 records · ₱1,419,483,482.08

4 placed at San Manuel level itself; the rest in LGUs under it.

  1. Rehabilitation of Various Government Buildings of Local Government Unit of San Manuel, Isabela, Municipal Compound San Manuel, Isabela₱96,362,777.77 · 2024 · medium confidence (project coordinates inside the barangay boundary)
  2. Construction of Flood Control (Phase Ii), Brgy. Eden, San Manuel, Isabela₱73,830,813.63 · 2022 · medium confidence (project coordinates inside the barangay boundary)
  3. Rehabilitation of Drainage Structure (Brgy. District 2), San Manuel, Isabela₱69,023,570.25 · 2022 · medium confidence (project coordinates inside the barangay boundary)
  4. Organizational Outcome 1: Ensure Safe and Reliable National Road System- Bridge Program- Replacement of Permanent Weak Bridges- Babanuang Br. (B01152lz) Along Santiago Tuguegarao, Babanuang, San Manuel, Isabela₱48,999,795.36 · 2023 · medium confidence (project coordinates inside the barangay boundary)
  5. Convergence and Special Support Program: Basic Infrastructure Program (Bip) - Access Roads and/Or Bridges From the National Road/S Leading to Major/ Strategic Public Buildings/Facilities - Rehabilitation of Brgy. Eden Road, Eden, San Manuel, Isabela₱40,420,900.67 · 2024 · medium confidence (project coordinates inside the barangay boundary)
  6. Access Roads and/Or Bridges From the National Road/S Leading to Major/ Strategic Public Buildings/ Facilities - Rehabilitation of Babanuang Local Road, Barangay Babanuang, San Manuel, Isabela₱37,622,393.49 · 2023 · medium confidence (project coordinates inside the barangay boundary)

How linked: 126 by project coordinates inside the barangay boundary; 3 by project title names the place; 1 by project coordinates inside the city/municipality boundary.

Contracts this LGU awarded (PhilGEPS)

PhilGEPS awards where the procuring entity is this LGU. Source: PhilGEPS award notices

1 record · ₱491,889,960.90

  1. Municipality of San Manuel, Isabela₱491,889,960.90 · 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 San Manuel itself. This shows the province figure for Isabela.

56,720 records · ₱206,082,170,662.99

56,667 placed at Isabela level itself; the rest in LGUs under it.

  1. Isabela₱206,082,170,662.99 · 56,667 awards · high confidence (area of delivery is this province only)
  2. 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)
  3. 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)
  4. Iloilo, Isabela₱3,146,289.62 · 36 awards · low confidence (area of delivery lists several provinces)
  5. Aurora, Cagayan, Ilocos Sur, Isabela₱2,584,900.00 · 1 awards · low confidence (area of delivery lists several provinces)
  6. 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: 56,667 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

6 records · ₱66,000,000.00

  1. Improvement of Public Market in Barangay District 3, San Manuel₱20,000,000.00 · 2025 · high confidence (location columns in the DBM release)
  2. Concreting of Local Road in Barangay District 4, San Manuel₱16,000,000.00 · 2024 · high confidence (location columns in the DBM release)
  3. Construction of Farm-to-Market Road in Barangay Pisang, San Manuel₱10,000,000.00 · 2023 · high confidence (location columns in the DBM release)
  4. Concreting of Local Road in Barangay Sandiat West, San Manuel₱10,000,000.00 · 2024 · high confidence (location columns in the DBM release)
  5. Improvement of Public Market in Barangay District 3, San Manuel₱5,000,000.00 · 2026 · high confidence (location columns in the DBM release)
  6. Assistance to Indigent Individuals Or Families - Food Assistance/Rice Distribution Project₱5,000,000.00 · 2026 · high confidence (location columns in the DBM release)

How linked: 6 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

79 records · ₱829,248,000.00

31 placed at San Manuel level itself; the rest in LGUs under it.

  1. Construction of Flood Control (Phase Ii), Brgy. Eden, San Manuel, Isabela₱76,547,000.00 · 2022 · medium confidence (GAA line text names the place)
  2. Rehabilitation of Drainage Structure (Brgy. District 2), San Manuel, Isabela₱71,580,000.00 · 2022 · high confidence (GAA line text names the place)
  3. Rehabilitation of Brgy. Eden Road, Eden, San Manuel, Isabela₱40,870,000.00 · 2024 · high confidence (GAA line text names the place)
  4. Rehabilitation of Babanuang Local Road, Barangay Babanuang, San Manuel, Isabela₱38,058,000.00 · 2023 · medium confidence (GAA line text names the place)
  5. Rehabilitation of Brgy. Malalinta Road, Malalinta, San Manuel, Isabela₱36,054,000.00 · 2024 · high confidence (GAA line text names the place)
  6. Construction of District 1 - Mananao Road (Brgy. District 1), San Manuel, Isabela₱34,301,000.00 · 2022 · high confidence (GAA line text names the place)

How linked: 79 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.

See all 1 published flag

Contractors on linked DPWH projects

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All 33 contractors on DPWH projects linked to San Manuel and the LGUs under it. Click a column to sort.

619 Builders Const CORP26₱569,572,191.510
C R Domingo Const And Power Development INC For C R Domingo Const INC3₱108,956,935.730
Rr Builders9₱104,635,272.910
Mar-Deb Const3₱78,564,027.980
Danysons Const And Development CORP Formerly: Danysons Const / Jwu Const And Supply1₱73,830,813.630
619 Builders Const CORP / C R Domingo Const And Power Development INC For C R Domingo Const INC1₱69,023,570.250
R E A Const9₱51,654,566.210
Monolithic Const1₱48,999,795.360
R S K M Const Services7₱34,381,204.440
Jmu Const9₱25,331,266.870
I G D Const And Development4₱24,173,433.450
Mnis Const9₱21,321,196.970
A T Dumlao Const INC Formerlyandoni T D1₱19,796,866.810
Camberwell Const And Supplies4₱19,277,547.790
Bda Jr Const3₱18,198,932.710
Ma Tesoro Const1₱17,887,204.970
D S T Metalcraft And Engineering Works8₱17,356,404.010
W D Navarro Const CO1₱16,572,371.160
Atlantic Const7₱15,930,758.620
Gacutan Const INC Formerly: Gacutan Const1₱14,833,281.030
Jwu Const And Supply1₱11,728,769.601
Jly Const1₱9,800,000.000
Austra Const3₱8,706,012.310
Sraa3₱6,871,422.620
Rock 101 Const And Supply1₱5,853,498.750

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.

Taxes collected by the BIR in Isabela

BIR publishes collections by province and city, not by town or barangay. San Manuel is in Isabela.

₱4.72 billion

Collected, January-August 2026 (tentative BIR figures, ₱ million in the source)

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug

These are taxes collected by national BIR offices located here, including from businesses headquartered here. They are not the LGU’s own income. Source: BIR Revenue Accounting Division, Tentative internal revenue collections by region and province, January-August 2026 (BIR collection statistics). All provinces and cities

Proposed for 2027: DPWH projects

18 line items worth ₱301.2M in the FY2027 National Expenditure Program (FY2026 NEP: 0 worth ₱0). Counted from lines that name San Manuel.

  • Construction of Road, Barangay District 2, San Manuel, Isabela · NEP p.322₱59.7M
  • Construction of Multi-Purpose Building, Barangay District 3, San Manuel, IsabelaIsabela 1st District Engineering Office · NEP p.476₱41.5M
  • Construction of Road, Barangay Caraniogan, San Manuel, IsabelaIsabela 2nd District Engineering Office · NEP p.365₱25.9M
  • Construction of Road, Sitio Cagurungan, Barangay Eden, San Manuel, IsabelaIsabela 2nd District Engineering Office · NEP p.365₱25.7M
  • Construction of Road, Barangay San Manuel to Barangay Sta. Ana, Echague, IsabelaIsabela 4th District Engineering Office · NEP p.369₱25.0M
  • Construction of Road, Barangay Nueva Era, San Manuel, IsabelaIsabela 2nd District Engineering Office · NEP p.365 · similar existing contract: Low confidence₱23.2M
  • Construction of Road, Barangay Sta Cruz, San Manuel, IsabelaIsabela 2nd District Engineering Office · NEP p.365 · similar existing contract: Low confidence₱18.4M
  • Construction of Multi-Purpose Building (Evacuation Center) Barangay District 4, San Manuel, IsabelaIsabela 1st District Engineering Office · NEP p.475₱10.5M

Source: DBM Details of DPWH Programs/Projects, NEP FY2027 (scanned PDF read by OCR; page numbers given). Search all lines

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Barangays in San Manuel (19)

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QR codes for San Manuel

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