टिहरी हाबाफारिया 1972 मायथायाव बिथांखि आयोगजों गनायथि होजायो , आरो 1978 मायथायाव बे हाबाफारिनि खामानिखौ जागायनाय जायो ।
Tehri project was given acceptance by the Planning Commission in 1972 and since 1978 work started on this project .