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North Eastern Electric Power Corporation Ltd (NEEPCO) on Wednesday (June 24) said the Panyor Lower Hydro Station has been shut down following a cloudburst, with flooding causing damage to parts of the hydropower project.
The Panyor Lower Hydro Power Station, formerly known as the Ranganadi Hydro Power Station, is a run-of-the-river scheme with a small pondage to harness hydro power from the Ranganadi River.
The project has its powerhouse located at Hoz in Papum Pare District and the dam located at Keyi Panyor District in Arunachal Pradesh. It has an installed capacity of 405 MW, a catchment area of 1,894 sq. km and a design head of 304 metres.
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The station’s units achieved commercial operation on February 12, 2002, for Unit I and Unit II, and on April 12, 2002, for Unit III. The project has previously recorded annual generation exceeding its design energy of 1,509.69 MU, including 1,540.013 MU in FY 2007–08 and 1,567.888 MU in FY 2008–09.
It also achieved its highest-ever annual generation of 1,641.108 MU in FY 2004–05, surpassing design energy by 9%, with machine availability of 96%. The station received a Bronze Medal from the Ministry of Power for this performance.
For recent output, generation stood at 102.3460 MU in May 2026. Total generation from April 2026 to May 2026 was 184.9720 MU, while total generation during FY 2025–26 was 1,078.1160 MU.
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The Panyor Lower Hydro Power Station, formerly known as the Ranganadi Hydro Power Station, is a run-of-the-river scheme with a small pondage to harness hydro power from the Ranganadi River.
The project has its powerhouse located at Hoz in Papum Pare District and the dam located at Keyi Panyor District in Arunachal Pradesh. It has an installed capacity of 405 MW, a catchment area of 1,894 sq. km and a design head of 304 metres.
ALSO READ | NBCC bags order worth ₹130 crore to develop a township project in Shillong, Meghalaya
The station’s units achieved commercial operation on February 12, 2002, for Unit I and Unit II, and on April 12, 2002, for Unit III. The project has previously recorded annual generation exceeding its design energy of 1,509.69 MU, including 1,540.013 MU in FY 2007–08 and 1,567.888 MU in FY 2008–09.
It also achieved its highest-ever annual generation of 1,641.108 MU in FY 2004–05, surpassing design energy by 9%, with machine availability of 96%. The station received a Bronze Medal from the Ministry of Power for this performance.
For recent output, generation stood at 102.3460 MU in May 2026. Total generation from April 2026 to May 2026 was 184.9720 MU, while total generation during FY 2025–26 was 1,078.1160 MU.
ALSO READ | IRCON Intl bags ₹458-crore contract for Arunachal's Tato-I Hydro Electric project
