Residents from around 100 flats were evacuated from their flats following reports of high carbon monoxide levels on Friday afternoon.
The evacuation of properties in Candleford Court, Buckingham, began at around 3.54pm yesterday afternoon.
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Three fire crews, one from Buckingham, one from West Ashland and one from Brackley were called to the scene and were there for approximately four hours.
Thames Valley Police, Buckinghamshire Council, South Central Ambulance Service and its Hazardous Area Response Team also attended the scene.
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The high carbon monoxide levels were caused by generators in the previously flooded basement car park.
Residents began returning to their properties in the early evening,
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