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Though there’s a lull in rainfall, heavy influx via the Periyar and tributaries continues
Despite the elevated energy era on the Moolamattom powerhouse, the water level within the Idukki reservoir was nearing the orange alert level on Thursday.
The water level at 4 p.m. was 2,392.82 ft. As per the brand new rule curve fastened by the Central Water Commission, the orange alert level is 2,396.85 ft and the pink alert level 2,397.85 ft. The dam needs to be opened as soon as the water level reaches 2,398.85 ft.
An official on the Dam Monitoring and Research Station at Vazhathoppe stated the water level was excessive now in comparison with the water level throughout the identical interval previously two years. In 2018, when the dam was opened within the August floods, the water level on October 15 was 2,387 ft and final yr it was 2,376.3 ft.
The official stated the water level was greater final yr in comparison with the earlier yr as a result of the dam was not opened. However, it was uncommon that water level elevated to this level by the center of October, as per the info obtainable with the Kerala State Electricity Board. The catchment space recorded a rainfall of 29 mm on Thursday.
Though there was a lull in rainfall on Thursday, there was heavy influx via the Periyar and different tributaries leading to almost one ft rise within the water level previously 24 hours. Since energy era had been elevated, the water level was being monitored each three hours and modifications made to era ranges.
A senior official on the dam security wing stated an unpredictable climate situation was prevailing now. Though the rainfall was a lot decrease on Thursday, there was prediction of a melancholy over the Bay of Bengal.
He stated the water level continued to extend because of the heavy rainfall previously two days. The influx was thrice greater than the powerhouse discharge. The opening of the dam shutters relied on rainfall, influx, and the scenario downstream.
If the rain gained momentum and influx turned heavy within the coming days, the shutters may very well be opened previous to the level for water launch fastened as per the brand new rule curve level, he added.
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