Municipality

Olutanga

Olutanga, Zamboanga Sibugay, Region IX (Zamboanga Peninsula). 2nd income class. Population 34,124 (2024 POPCEN).

Data-quality note: 2 DPWH projects linked to Olutanga have no coordinates published by DPWH, so they are not on the map and cannot be checked with satellite images.

PSGC 0908310000 · Source: PSA, PSGC 3Q 2026 Publication Datafile

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Public records linked to Olutanga

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

46 records · ₱1,569,523,902.06

2 placed at Olutanga level itself; the rest in LGUs under it.

Pr-09, Lutiman - Guicam - Olutanga Road, Zamboanga Sibugay, K1759+967.17 - K1798+666.33₱1,086,290,498.04 · 2019 · medium confidence (project coordinates inside the barangay boundary)
Installation of Streetlights Along Olutanga Circumferential Road - K1788+ 463 - K1791 + 000, K1792+800 - K1794+303, K1814+400-K1815+500, K1817+000-K1818+300, K1821+180-K1821+685, K1841+000-K1841+100₱58,832,571.38 · 2024 · medium confidence (project coordinates inside the barangay boundary)
Construction/Improvement of Access Roads Leading to Declared Tourism Destinationsaccess Road Leading to Sea Snake Sanctuary, Brgy. Pulo Mabao, Olutanga, Zamboanga Sibugay₱57,898,997.64 · 2019 · medium confidence (project coordinates inside the barangay boundary)
Construction of Level Iii Water Supply System, Olutanga, Zamboanga Sibugay₱56,898,700.74 · 2022 · medium confidence (project coordinates inside the barangay boundary)
Construction/ Improvement of Access Roads Leading to Declared Tourism Destinations - Nrj Imelda-Alicia Rd to Lutiman-Guicam-Olutanga Provincial Rd Leading to Sea Snake Sanctuary, Olutanga, Zamboanga Sibugay₱46,050,294.16 · 2020 · medium confidence (project coordinates inside the barangay boundary)
Construction of Multi-Purpose Building (Terminal/Commercial Building), Olutanga, Zamboanga Sibugay₱39,382,327.79 · 2021 · medium confidence (project coordinates inside the barangay boundary)

How linked: 44 by project coordinates inside the barangay boundary; 2 by project title names the place.

Contracts this LGU awarded (PhilGEPS)

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

1 record · ₱496,131,078.87

Municipality of Olutanga, Zamboanga Sibugay₱496,131,078.87 · 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 Olutanga itself. This shows the province figure for Zamboanga Sibugay.

23,419 records · ₱52,338,047,967.10

23,406 placed at Zamboanga Sibugay level itself; the rest in LGUs under it.

Zamboanga Sibugay₱52,338,047,967.10 · 23,406 awards · high confidence (area of delivery is this province only)
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)
Zamboanga del Sur, Zamboanga Sibugay₱30,455,583.00 · 3 awards · low confidence (area of delivery lists several provinces)
Basilan, Sulu, Zamboanga del Norte, Zamboanga del Sur, Zamboanga Sibugay₱8,051,535.72 · 1 awards · low confidence (area of delivery lists several provinces)
Zamboanga del Norte, Zamboanga del Sur, Zamboanga Sibugay₱1,107,095.00 · 3 awards · low confidence (area of delivery lists several provinces)
Zamboanga del Norte, Zamboanga Sibugay₱77,000.00 · 1 awards · low confidence (area of delivery lists several provinces)

How linked: 23,406 by area of delivery is this province only; 13 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

3 records · ₱9,285,700.00

1 placed at Olutanga level itself; the rest in LGUs under it.

Assistance to Indigent Individuals Or Families - Food Assistance/Rice Distribution Project₱5,000,000.00 · 2026 · high confidence (location columns in the DBM release)
Purchase of Vehicle - Ambulance₱2,142,850.00 · 2024 · high confidence (location columns in the DBM release)
Purchase of Vehicle - Ambulance₱2,142,850.00 · 2024 · high confidence (location columns in the DBM release)

How linked: 3 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

35 records · ₱369,502,000.00

22 placed at Olutanga level itself; the rest in LGUs under it.

Access Road Leading to Sea Snake Sanctuary, Brgy. Pulo Mabao, Olutanga, Zamboanga Sibugay₱60,000,000.00 · 2019 · medium confidence (GAA line text names the place)
Construction of Level Iii Water Supply System, Olutanga, Zamboanga Sibugay₱59,000,000.00 · 2022 · high confidence (GAA line text names the place)
Nrj Imelda-Alicia Rd to Lutiman-Guicam-Olutanga Provincial Rd Leading to Sea Snake Sanctuary, Olutanga, Zamboanga Sibugay₱48,444,000.00 · 2020 · high confidence (GAA line text names the place)
Construction of Multi-Purpose Building (Terminal/Commercial Building), Olutanga, Zamboanga Sibugay₱40,000,000.00 · 2021 · high confidence (GAA line text names the place)
Construction of Barracks Building and Perimeter Fence, Olutanga Municipal Police Station, Olutanga, Zamboanga Sibugay₱38,000,000.00 · 2022 · high confidence (GAA line text names the place)
Construction of Hospital Ward at Olutanga Municipal Hospital, Olutanga, Zamboanga Sibugay₱20,000,000.00 · 2020 · high confidence (GAA line text names the place)

How linked: 35 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)Badsbro Const and Gen MerchandiseContractor: Badsbro Const and Gen Merchandise

See all 1 published flag

Contractors on linked DPWH projects

Download this list (CSV) · All bulk data

All 14 contractors on DPWH projects linked to Olutanga and the LGUs under it. Click a column to sort.


Sino Road And Bridge Group CO LTD	1	₱1,086,290,498.04	0
Jaykris Ent	5	₱127,548,951.05	0
Badsbro Const And Gen Merchandise	3	₱96,053,791.55	1
Jgc Construction	4	₱71,746,260.49	0
Maqueserg Const	1	₱58,832,571.38	0
Ramona Const	2	₱37,155,326.62	0
St Joseph Const And Trading	9	₱28,450,229.60	0
Kaye-Venice Const	7	₱24,021,277.83	0
Camins Const	3	₱12,886,264.01	0
E G Ayoma Const And Ent	3	₱8,921,422.88	0
Cpan Engineering	3	₱6,429,964.55	0
Bda Jr Const	2	₱4,450,928.99	0
Henso Const INC	1	₱3,800,115.00	0
Stone Throw Const	1	₱2,936,300.07	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.

Taxes collected by the BIR in Zamboanga Sibugay

BIR publishes collections by province and city, not by town or barangay. Olutanga is in Zamboanga Sibugay.

₱706.4 million

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

Jan

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Apr

May

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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

4 line items worth ₱25.0M in the FY2027 National Expenditure Program (FY2026 NEP: 10 worth ₱216.0M). Counted from lines that name Olutanga.

Construction of Concrete Road, Purok 5 Barangay Kahayagan, Olutanga, Zamboanga SibugayZamboanga Sibugay 1st District Engineering Office · NEP p.433 · similar existing contract: Low confidence₱10.0M
Construction of Road in Brgy. Villagonzalo, Olutanga, Zamboanga SibugayZamboanga Sibugay 1st District Engineering Office · NEP p.434 · similar existing contract: Low confidence₱5.0M
Construction of Multi-Purpose Building in Brgy. Looc Sapi, Olutanga, Zamboanga SibugayZamboanga Sibugay 1st District Engineering Office · NEP p.540 · similar existing contract: Low confidence₱5.0M
Construction of Multi-Purpose Building in Brgy. Pulo Mabao, Olutanga, Zamboanga SibugayZamboanga Sibugay 1st District Engineering Office · NEP p.541 · similar existing contract: Low confidence₱5.0M

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

Hazard vs. spending

Hazard	Projects in med/high zone	Spending in med/high zone
Within 5 km of active fault	0 of 46 mapped	— (0%)
Flood (100-year)	0 of 46 mapped	— (0%)
Landslide	0 of 46 mapped	— (0%)
Storm surge	3 of 46 mapped	₱106.9M (7%)