UK ICO Fines South Staffordshire Water £963,900 for Cyberattack Exposing 664k Customer Records
Impact Assessment Rationale
The £963,900 fine and exposure of over 663,000 individuals' data represents a meaningful but not catastrophic cyber incident. The event is significant for cyber liability and regulatory risk lines, particularly as it involves a critical infrastructure operator, but the financial penalty is moderate in scale.
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Summary
The UK Information Commissioner's Office (ICO) has fined South Staffordshire Water Plc and its parent company South Staffordshire Plc £963,900 ($1.3 million) following a cyberattack that exposed the personal data of approximately 663,887 customers and employees. The fine represents a regulatory enforcement action against a critical infrastructure operator in the UK water sector. The incident highlights ongoing cybersecurity vulnerabilities in essential utility providers and the growing regulatory consequences of inadequate data protection measures.
This summary is AI-generated from linked source reports and may change as more information becomes available. See our correction policy for how to report errors.
Structured Intelligence
known
- ICO fined South Staffordshire Water Plc and South Staffordshire Plc £963,900 ($1.3 million)
- The cyberattack exposed personal data of 663,887 customers and employees
- The fine was announced on or around 12 May 2026
- South Staffordshire Water is a UK water supplier
reported
- The breach involved both customer and employee personal data
- South Staffordshire Plc is the parent company of South Staffordshire Water Plc
uncertain
- The exact nature of the cyberattack (ransomware, data exfiltration, etc.) is not specified in the excerpt
- The date of the original cyberattack is not specified in the excerpt
- Whether remediation actions have been completed is unknown
Affected Countries
Key Entities
Sources
Trade Media
- BleepingComputer12 May 2026, 20:55
Timeline
Status changed to monitoring
Auto-transitioned: no updates for 6 hours
Lifecycle changed
active → monitoring
Status changed to active
remediation: existing authoritative signal
Lifecycle changed
signal → active
Initial Detection
The UK Information Commissioner's Office (ICO) has fined South Staffordshire Water Plc and its parent company South Staffordshire Plc £963,900 ($1.3 million) following a cyberattack that exposed the personal data of approximately 663,887 customers and employees. The fine represents a regulatory enforcement action against a critical infrastructure operator in the UK water sector. The incident highlights ongoing cybersecurity vulnerabilities in essential utility providers and the growing regulatory consequences of inadequate data protection measures.
The Information Commissioner's Office has fined South Staffordshire Water Plc and parent company South Staffordshire Plc £963,900 ($1.3 million) over a cyberattack that exposed the personal data of 663,887 customers and employees.
Source: BleepingComputer (Trade Media) · View source