The former legislator was apprehended by the officers at Bustani Gardens along Oledume Rd on allegations of creating disturbance and threatening to Kill.
He was among seven people in lawful custody awaiting arraignment.
The other six suspects are, Daniel Otieno Juma, George Otieno, Cyrus Nyamboga Gichana, Bernard Ochieng Andai, Dick Otieno Ombaka and Hassan Dima Wario.
All the suspects are helping DCI detectives in further investigations.
They will be arraigned in court on Monday.
Ndolo, who is a director at the Commonwealth Boxing Council (CBC), has been out of the limelight opting to take on the role in promoting boxing in the country.
Earlier in March, Ndolo called on the youth to embrace sports to keep away from drugs.
Ndolo termed sport as a major opportunity for Kenyan youth to overcome the temptation to do drugs.
