AWWA Cybersecurity Guidance for the Water Sector (American Water Works Association) PE-1: PE-1 Security perimeters and entry control

Provide security perimeters, card-controlled gates, staffed booths and entry control procedures. A small-system baseline control (Appendix K, category 5): verify access before entry, use keys, cards or combinations, audit access devices and keep SCADA workstations in secure areas.

Maintained by Gerard BlokdykControl text last updated 21 May 2026

Other controls in PE: Physical and Environmental Protection – AWWA Cybersecurity Guidance for the Water Sector (American Water Works Association)

PE-2 PE-2 Entry-controlled secure areas
PE-3 PE-3 Physical security of offices, rooms and facilities
PE-4 PE-4 Protection against fire, flood, earthquake, explosion and unrest
PE-5 PE-5 Procedures for working in secure areas
PE-6 PE-6 Mail rooms and loading areas isolated from OT and enterprise areas
PE-7 PE-7 Protection of equipment from environmental hazards and unauthorised access
PE-8 PE-8 Protection against power failure (UPS)
PE-9 PE-9 Protection of power and telecommunications cabling

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