An "exceptional downpour" was responsible for flooding in Goole last week, Yorkshire Water said.
The PSU is led by former senior police officer and Yorkshire Water managing director Kevin Bond.
Geoff Lomas, from Yorkshire Water, said ancient woodlands were the UK equivalent of the Amazon rainforests.
Meanwhile, Yorkshire Water has warned visitors not to be tempted to swim in reservoirs.
McCain also said the pipe referred to in the report belonged to Yorkshire Water.
On the delivery side, Yorkshire Water suffered embarrassing water cut-offs during a drought in 1995-96.
Yorkshire Water says river water is getting into its sewer network, causing it to overload.
Yorkshire Water has been taking 160 calls a day about the problem and has 75 teams repairing them.
Yorkshire Water claims the station at Kingswood would provide five-times the level of flood protection for the area.
Yorkshire Water said it was targeting seven locations across the city where there were build-ups of fat deposits.
BBC: Fat-eating bacteria put in Hull sewers to remove blockages
Yorkshire Water said it would look closely at the findings and respond to the residents as soon as possible.
Until Ofwat stopped it, Kelda, the Yorkshire water business, hoped to hive off its water assets into a consumer-owned mutual.
In a statement into the cause of the flooding, Yorkshire Water said it was sorry for the damage to people's homes.
Yorkshire Water, Northumbrian Water, Northern Gas, and Northern Powergrid said the plans aimed to tackle future changes in population and climate.
Yorkshire Water said there had been four incidents in which wardens had stopped people from entering reservoirs since the warm weather began.
An independent review into the 2007 floods said Yorkshire Water had ignored repeated warnings about the state of its drainage and pumping systems.
Silver Command involves staff from North Yorkshire Police, North Yorkshire Fire and Rescue, North Yorkshire County Council, Ryedale District Council, the Environment Agency and Yorkshire Water.
The angling campaign group Fish Legal is bringing an appeal in a case involving three private water companies, Southern Water, Yorkshire Water and United Utilities.
Kelda Water Services and its sister company Yorkshire Water are supplying the council with the biogas, which is produced at their sewage treatment works in Sheffield.
According to Yorkshire Water, in the past six months maintenance crews have attended 1, 700 jobs in Hull to remove blockages in local sewers, with 350 jobs carried out in February 2012 alone.
BBC: Fat-eating bacteria put in Hull sewers to remove blockages
High-volume pumps have been set up in North Yorkshire as water levels rise after the rapid thaw of snow and further rainfall.
Four utility companies have revealed a multi-billion pound investment in water and power networks across Yorkshire and the North East.
The Yorkshire Wildlife Trust will be recording the water voles' movements at the farm, which will be used for research and educational purposes, allowing the public to catch a rare glimpse of the secretive creatures.
BBC: Conservation project in Goole aims to boost water voles
An operation to pump water out of flooded properties in an East Yorkshire village is continuing.
North Yorkshire Police had been notified of a man in the water at Reeth just after 13:00 GMT on Sunday.
An operation to prevent water from flooding a hospital has been successful, North Yorkshire Fire and Rescue Service said.
Residents in a North Yorkshire town have been warned to move furniture and belongings upstairs after water began to seep through flood defences.
North Yorkshire Fire and Rescue Service service said two cars had been caught in flood water in Cattall, but the occupants had managed to get to safety.
John Skidmore, head of street scene services at the East Riding of Yorkshire Council, said five pumps were in the village attempting to move away excess water.
Officers were assisted by the Swaledale Mountain Rescue Team, North Yorkshire Fire and Rescue Service and an RAF air support unit in their search of the water.
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