Flood & Landslide Hazard Maps
MGB-DENR Region III | Detailed geohazard maps for all Bataan municipalities
Bataan Province, PH
Sun, 06 Sep 2026
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MGB Region III · DENR · Geohazard Assessment
Flood & Landslide Hazard Maps
Detailed susceptibility maps — all 12 Bataan municipalities · DENR Mines and Geosciences Bureau Regional Office III
12
Municipalities
67
High-Risk Brgy
217
Total Analyzed
Reference-map notice: Flood and Landslide Susceptibility Zone labels below are visual interpretations of the supplied MGB map PNGs. They are reference information, not coordinate-level records generated by Import & AutoML.
🌊FLOOD
Very High
High
Moderate
Low
⛰️LANDSLIDE
Very High
High
Moderate
Low
Glance View
Samal — Landslide & Flood Hazard Map
MGB Geohazard Assessment Team · Geosciences Division MGB Region III · Scale 1:32,000 · 2023 · 2000×1818px native
Flood Risk: HIGH 9/14 High-Risk
100%
Hazard Map Samal
Flood:Very High – High Landslide:Low Res:2000×1818
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🌊
Flood Susceptibility
Very High – High
Purple/blue zones. Flood depths & duration vary by level. Very High = >2m lasting >3 days during extreme events. Includes active river channels, abandoned channels & topographic lows along river banks.
⛰️
Landslide Susceptibility
Low
Brown/red zones on steep slopes underlain by weak materials. Evidence includes recent landslides, scarps, tension cracks, gullies. Human-initiated effects (road cuts, excavation) are aggravating factors.
🤖
Flood Exposure Summary
9 / 14 Brgy
9 of 14 barangays fall under the actual Moderate to High / High flood susceptibility classes from the validated Excel file. Municipality classification: HIGH. Dominant hazard: 🌊 Flood Dominant.
🌊 Flood Susceptibility Zones — Samal
Zone 1: Manila Bay Coast
Very High Flood
💧 Depth: >2m
Duration: >3 days
Affected Barangays:
Gugo Ibaba Imelda Lalawigan
Zone 2: Lowland Interior
High Flood
💧 Depth: 1–2m
Duration: >3 days
Affected Barangays:
San Roque Santa Rosa Camalig
Zone 3: Riverine Areas
Moderate Flood
💧 Depth: 0.5–1m
Duration: 1–3 days
Affected Barangays:
Sto. Niño Balsik
⛰️ Landslide Susceptibility Zones — Samal
Zone 1: Western Plateau
Low LS
🪨 Type: Gently sloping — no identified landslide
Affected Barangays:
Calaguiman Banilan
📋 Location Data Details — Samal
Nearly all barangays of Samal sit along the Manila Bay coastal strip, making the eastern municipality highly vulnerable to flooding. Very high flood susceptibility dominates the coastal plain. Based on the validated Excel counts, 9 of 14 barangays fall under the Moderate to High / High flood classes.
Source
MGB–DENR Region III
Scale
1:32,000
Map Year
2023 Updated
Resolution
2000×1818px
Datum
Luzon 1911
Projection
Transverse Mercator
📊 All Municipalities — Comparative Overview
City of Balanga
14/24
Samal
9/14
Hermosa
6/15
Abucay
4/9
Bagac
5/14
Mariveles
1/13
Dinalupihan
15/46
Limay
0/12
Orion
3/23
Orani
8/23
Pilar
2/19
Morong
0/5
100%
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