The Care Quality Commission has highlighted its main concerns at Colchester General Hospital, in a letter to its Chief Executive
The health watchdog says that during an inspection last month it found patients were not treated with dignity and respect, and that the leadership in both Accident and Emergency and the Emergency Assessment Unit was below an acceptable standard.
After the inspection a major incident lasting almost two weeks was declared at the hospital. The full report is yet to be published.
The Care and Quality Commission (CQC) has just published its Inspection report into the standards of care at the East of England Ambulance Service NHS
The CQC found action was needed in the Care and welfare of people who use services. It met all other standards.
David Prior is to be the new chair of the Care Quality Commission.
David is currently Chairman of the Norfolk and Norwich University Hospitals NHS Foundation Trust.
Ipswich Hospital has been given a clean bill of health after a surprise inspection by the Care Quality Commission.
A team of inspectors visited 13 wards and departments and interviewed dozens of staff and patients.
They found that the hospital met all the standards in the areas inspected.
The James Paget Hospital in Norfolk has received its third official warning about the standard of care within the last year.
The Care Quality Commission's raised concerns about how well the trust was assessing the needs of patients.
The CQC also said the trust wasn't doing enough to make sure patients are receiving appropriate treatment. The James Paget has until the end of May to improve.
Cathryn Barmham, from the Care Quality Commission, said: "There are a number of actions we can take in respect of enforcement but the trust are making improvements and they are realising the significance of the concerns they have and as you are aware there have been personnel changed recently."