CCI-000977

Protect the system from damage resulting from water leakage by providing master shutoff or isolation valves that are accessible.

Implementation Guidance

Determine if: - the system is protected from damage resulting from water leakage by providing master shutoff or isolation valves. - the master shutoff or isolation valves are accessible. - the master shutoff or isolation valves are working properly. - the master shutoff or isolation valves are known to key personnel.

Validation Procedures

Examine: [SELECT FROM: Physical and environmental protection policy; procedures addressing water damage protection; facility housing the system; master shutoff valves; list of key personnel with knowledge of location and activation procedures for master shutoff valves for the plumbing system; master shutoff valve documentation; system security plan; other relevant documents or records]. Interview: [SELECT FROM: Organizational personnel with responsibilities for system environmental controls; organizational personnel with information security responsibilities]. Test: [SELECT FROM: Master water-shutoff valves; organizational process for activating master water shutoff].

The controls below (if any) were marked by NIST as being related to CCI-000977.