MWSIP – Mahaweli Water Security Investment Program

Investment Program

The Mahaweli Water Security Investment Program (MWSIP) is a development program implemented by the Ministry of Irrigation under the Government of Sri Lanka (GOSL). The Ministry has established a Program Management Unit (PMU) with support from the Mahaweli Authority of Sri Lanka (MASL) and the Department of Irrigation (DOI) to execute the Program. The MWSIP is funded by the Asian Development Bank (ADB) under a multi-tranche financing facility. The cost of MWSIP is estimated at US$ 675 million. Finance assistance from the ADB and co-financiers is US$ 567 million and Government of Sri Lanka provides USD 108 million. The investment program is being implemented from 2015 to 2025.

Mahaweli Water Security

Securing Our Liquid Lifeline: Addressing Water Security in a Changing World

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Minipe Left Bank Cannel Rehabilitation Project

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PROJECT DEVELOPMENT

Tunnel Connecting Kalu Ganga and Moragahakanda Reservoirs Successfully Completed

The construction of the 7.8 km long tunnel, channeling water from the Kalu Ganga Reservoir to the Moragahakanda Reservoir has been completed, with the final observation test proving successful.

Kalugaga-Moraghakanda Transfer Canal Construction is in Final Stage

The Kalugaga-Moraghakanda Transfer Canal, a significant irrigation project in Sri Lanka, is nearing completion. Expected to be handed over to the nation by the end of 2024, this canal connects the Kalugaga Reservoir and the Moragahakanda Reservoir

Rapid Progress on South Asia’s Longest Irrigation Tunnel

The construction of South Asia’s longest irrigation tunnel, located in the North Central Province Canal, is progressing rapidly. Two tunnel boring machines are being used to drill the 27 km tunnel, and as of June 2024, approximately 11 km have been completed. The excavation work is scheduled for completion by September 2025,

MWSIP PROJECTS

NCPCP

NWPCP

PROJECT LOCATIONS

Completed Projects

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Running Projects

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VIDEOS

Maha Ela Dige - (2021-11-28) | ITN

වාරි සෞභාග්‍යා - මහ ඇළ දිගේ | Journey To Greater Canal - (2021-12-26) | ITN

Maha Ela Dige - (2022-01-30) | ITN

Maha Ela Dige - (2022-02-27) | ITN

Maha Ela Dige - (2022-03-27) | ITN

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Grievance
Redress
Mechanism

Interface for Program Affected Persons to lodge their
grievances.

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Received Grievances

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Successfully Solved Grievances