ForumIAS LATEST
- Prelims Test Series (PTS) for Prelims 2027 starts 11th Oct. 2026 Click Here to know more →
- [Pre-order] Ethics Redbook 3rd Edition: Delivery starts from 10th October onwards Click Here to Read More →
- 21 Sept. | Forum Residential Coaching (FRC) for UPSC preparation Click Here to know more →
- 21 Sept. | GS Advance Program (GSAP) for UPSC 2027 Mains starts from 10th Oct. Click Here to Read More →
What caused the floods in Kerala?
News:
- A study published in Hydrology and Earth System Sciences Discussion has identified a combination factors which led to the 2018 Kerala Flood Disaster
Important Facts:
Factors contributing to Kerala Flood Disaster
- Above normal summer (May-August) rainfall: In 2018, summer rainfall in Kerala has been 2,290 mm (53% above normal). This has been the third wettest year for Kerala since 1901.
- Extreme rainfall events during monsoon season: Kerala experienced a significantly higher number of extreme rainfall events till August.
- Due to higher than normal rainfall, major reservoirs in the Kerala had over 90% reservoir storage even before the onset of extreme rainfall events



