Regulating CWIS London - Storm Overflows

In London for a fascinating 'Open House' architect narrated trip along the River Thames - seeing the architectural sites but also, being a good public health engineer, taking advantage of the floating view point to lave a look at some of the storm overflows that London is currently addressing through the $8bn Thames Tideway collector tunnel project (see next post). There is always something more to spend sanitation capex on and regulators somehow have to find the balance between what has to be spent when and where at what cost to customer tariffs and affordability.

And on the south bank, beneath the Mayor of London's (soon to be vacated) 'City Hall' there was a 'storm overflow' apparently flowing when there had been no recent storms ....

First the wide view, including City Hall, then the focus down on the overflow ...