The suspension took effect on September 26.
Mr Umar said that the service was in custody of the details of the missing inmates, including their biometrics.
Mr Umar attributed the flooding to the overflow and collapse of the Alau Dam in Konduga LGA.
By deploying technology, the federal government has intensified efforts to strengthen security in custodial centres nationwide.
No fewer than 3,590 inmates across the custodial centres in Nigeria are on death row, the Nigeria Correctional Service (NCoS) has revealed.
NCoS has called on the public to cooperate with the service to recapture 31 fleeing inmates.
“The judiciary must be independent and free from any form of political influence.’’
He said the service has numerous workshops and skills acquisition centres for the training of inmates in various handwork.
The Senate has confirmed the appointment of 11 Supreme Court justices nominated by President Bola Tinubu to fill the vacancies on the apex court bench.
“Statistics shows that 69 per cent of the inmates in custodial centres are awaiting trial.’’