The National Building Research Organisation (NBRO) has issued landslide warning has been issued for parts of Colombo, Galle, Gampaha, Kalutara, Kandy, Kegalle, Matara, Nuwara-Eliya Ratnapura and Matale.
■.Level 3 (Red) warning issued for following areas:
1. Kalutara District – Mathugama, Palindanuwara, Bulathsinhala, Ingiriya and Agalawatta Divisional Secretariat Division(s) (DSD) and surrounding areas.
2. Kegalle District - Warakapola, Ruwanwella, Deraniyagala, Kegalle, Rambukkana, Bulathkohupitiya, Yatiyanthota, Dehiowita, Aranayaka, Galigamuwa and Mawanella Divisional Secretariat Division(s) (DSD) and surrounding areas.
3. Nuwara-Eliya - Ambagamuwa Divisional Secretariat Division(s) (DSD) and surrounding areas.
4. Ratnapura District - Eheliyagoda, Kalawana, Ayagama and Kiriella Divisional Secretariat Division(s) (DSD) and surrounding areas.
■. Level 2 (Amber) warning issued for following areas:
1. Colombo District – Seethawaka and Padukka Divisional Secretariat Division(s) (DSD) and surrounding areas.
2. Galle District – Neluwa Divisional Secretariat Division(s) (DSD) and surrounding areas.
3. Gampaha District - Attanagalla, Gampaha and Mirigama Divisional Secretariat Division(s) (DSD) and surrounding areas.
4. Kalutara District – Horana and Walallawita Divisional Secretariat Division(s) (DSD) and surrounding areas.
5. Kandy District - Pasbage Korale Divisional Secretariat Division(s) (DSD) and surrounding areas.
6. Ratnapura District – Balangoda, Godakawela, Ratnapura, Elapatha and Nivithigala Divisional Secretariat Division(s) (DSD) and surrounding areas.
■. Level 1 (yellow) landslide warning has been issued for parts of Kandy, Matara and Matale districts. They are :
1. Galle District – Elpitiya Divisional Secretariat Division(s) (DSD) and surrounding areas.
2. Gampaha District - Divulapitiya and Dompe Divisional Secretariat Division(s) (DSD) and surrounding areas.
3. Matale District – Yatawatta,Abanganga Korale and Pallepola Divisional Secretariat Division(s) (DSD) and surrounding areas.
4. Kandy District - Yatinuwara, Thumpane and Udunuwara Divisional Secretariat Division(s) (DSD) and surrounding areas.
5. Ratnapura District – Imbulpe and Kuruwita Divisional Secretariat Division(s) (DSD) and surrounding areas.
6. Nuwara-Eliya District - Kotmale Divisional Secretariat Division(s) (DSD) and surrounding areas.
NBRO has warned that should residents see development of cracks, ground subsidence, slanting of trees, cracks on floors built on slopes, sudden appearance of springs or muddy water should alert the authorities.