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Lankawa

Colombo

Western Province

Share sheet or copy for WhatsApp / village groups.

In the press

Recent headlines mentioning this district.

All news

No recent headlines mention this district.

Keyword match against public RSS titles — not a full media monitor.

Marine swell

Nearshore wave height for this coastal district (Open-Meteo marine or seed).

Fresh
Wave height
1.7m
Wave period
12.3s
Wave direction
217°

As of 9/11/2026, 11:00:00 PM · Not a Met Dept or Navy warning.

Preparing map

Checking Data Saver before loading the interactive map.

Population
2,375,415
Area
699 km²
Population density
3,398 /km²
Province
Western
3 districts · 38.8% of province population
Capital
Colombo
Presidential 2024
NPP
47.2% · first preference
Parliamentary 2024
NPP
14/18 seats

Colombo City & Postal Hierarchy

Major urban centers, 5-digit postal codes, and regional coordinates for Colombo.

Seed fallback — live API unavailable
Colombo Fort6.934°N, 79.843°E
00100
Slave Island6.923°N, 79.852°E
00200
Kollupitiya6.915°N, 79.852°E
00300
Bambalapitiya6.897°N, 79.857°E
00400
Havelock Town6.887°N, 79.867°E
00500
Wellawatte6.874°N, 79.861°E
00600
Cinnamon Gardens6.908°N, 79.867°E
00700
Borella6.914°N, 79.878°E
00800
Dehiwala6.851°N, 79.866°E
10350
Mount Lavinia6.838°N, 79.865°E
10370
Moratuwa6.773°N, 79.882°E
10400
Nugegoda6.871°N, 79.898°E
10250
Maharagama6.848°N, 79.927°E
10280
Sri Jayawardenepura Kotte6.889°N, 79.906°E
10100
Homagama6.844°N, 80.003°E
10200
Kaduwela6.935°N, 79.984°E
10600
Battaramulla6.899°N, 79.922°E
10120
Malabe6.904°N, 79.961°E
10115

Live flood stations

Glencourse

Kelani Ganga

NORMAL
Level
9.02 m
Remarks
Rain 0.0 mm

2026-09-11T17:32:09.987Z

Nagalagam Street

Kelani Ganga

NORMAL
Level
1.10 m
Remarks
Rain 0.0 mm

2026-09-11T17:39:04.334Z

Hanwella

Kelani Ganga

NORMAL
Level
0.70 m
Remarks
Rain 0.0 mm

2026-09-11T17:31:13.655Z

Flood level history

Recent water-level readings for mapped river stations in this district.

Loading station history…

Land change

Greenery, built-up, and weekly NDVI anomaly for this district.

National Land Pulse
Greenery index Δ
-6pts (2018→2024)

2822

Built-up index Δ
+9pts (2018→2024)

6271

NDVI anomaly
-1.20

2026-W29

Source · Methodology

Electoral swing (2019 → 2024)

Presidential first-preference share change between the prior cycle and 2024.

Winner flipped
2019 winner · SJB54.5%
2024 winner · NPP47.2%
Leading share change
-7.3 pp
NPP share vs SLPP baseline
+10.3 pp

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