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Vermilion to replace water-plant SCADA system after automatic Windows upgrade corrupted software; $326,000 proposal presented
Summary
Service Director Tommy Valerius reported an automatic Windows 11 upgrade corrupted the water-plant SCADA software; the city received a $326,000 proposal to replace the system and the Ohio EPA required weekly sampling and updates.
The city’s service director told the Vermilion City Council on Nov. 10 that an automatic Windows 11 upgrade on Oct. 8 corrupted the water-plant SCADA control software, forcing staff to perform manual grab sampling and seek a vendor to repair or replace the system.
Service Director Tommy Valerius said contractors determined the unannounced Windows upgrade corrupted SCADA software, and Ohio EPA required grab samples every four hours and weekly updates while the system was offline. Valerius said the city obtained a proposal from Wiring Unlimited to update and replace the SCADA system for $326,000 and instructed the contractor to…
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