TUIRIAL HYDRO POWER STATION (THPS)

Introduction

Tuirial Hydro Power Station is medium head storage scheme to harness the hydro power of Tuirial River and located at Saipum, Kolasib District of Mizoram. The installed capacity of the Station is 60 MW with a catchment area of 1861 Sq. Km and design head of 53 m.

Features

Name

Capacity

60 MW

Break Up Capacity

60 MW (2x30MW)

Location

Dist- Kolasib, Mizoram,

Approach

By Road - 85 KM from Silchar, Assam

Design Energy

250.63 MU

Date of Commercial Operation (COD)

Unit - I : 30th Oct 2017
Unit - II : 30th Jan 2018

Beneficiary States / UTs

Mizoram

Technical Features

Dam	Earth Fill Dam, Height :: 75 m, Length :: 250 m
FRL	90.5 m
MDDL	68 m
Design Head	53 m
Penstock	1 no of HPT of Dia 6m & length 140m reduces into 1 no of HPT of dia 5.6m & length 80m, bifurcated into 2 nos of dia 3.6m & length 30m each Total = 480 m
HRT	Modified Horse Shoe - Length: 200m / Dia: 6m Concrete lined.
Power House	Surface, 2 no. Vertical Francis Turbine
Generator	Semi-Umbrella Type, 34 MVA, Rated Voltage- 11 KV
Generator Step Up Transformer	1-phase, 12.5 MVA, 11/132 KV
Evacuation of Power	132 kV S/C Transmission Line from Tuirial to Kolasib (Bawktlang) Sub- Station

Achievement

C.O.D. ---> Unit --- I : 30.10.2017, Unit --- II : 30.01.2018

The Project was dedicated to the Nation by the Hon’ble Prime Minister of India on 16th December 2017.

Status Of Generation

Contact Person

Project Head	Shri Rubu Moni Das
Designation	General Manager (Tech) / HOP
Telephone (O)	03837 263333, 0387 263344, 9435395167
E-Mail	hop[dot]trhep[at]neepco[dot]co[dot]in , rubudas[at]neepco[dot]co[dot]in

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Last Updated: 06/10/2025