Living Below Sea Level

A delta city makes peace with the thing that could drown it — and pretends not to think about it.

By

Ines Vallejo

· 3 min read

· In print on p. 014

Canal houses on the Oudehaven at high water.

Canal houses on the Oudehaven at high water.

Stand on the dyke at the edge of the city on a windy afternoon and you can see it clearly: the river on one side, higher than you would like, and on the other side the roofs of houses, set down in a hollow. We live in a bowl and call it a view.

Most people here do not think about this very often. It is the kind of fact you know the way you know your own blood type: rarely considered, occasionally important, and faintly alarming when you stop to look at it directly. The water is there, held back by earth, stone, pumps and an enormous amount of careful paperwork. Life goes on beneath it.

The bowl

The city grew on land that was once marsh and peat. Over centuries it was drained, and as it dried it sank, and as it sank it needed more draining. Every generation inherited a slightly deeper bowl and a slightly larger responsibility. The result is a place where the height of the ground is a matter of engineering rather than geography.

You can feel it if you know where to look. Streets that slope gently down from the river. Front doors with a step or two up from the pavement. Basements that are rare, and when they exist, carefully sealed. Parks designed to flood on purpose during heavy rain, so that the water has somewhere to go that is not someone’s living room.

The quiet machinery

Keeping the bowl dry is a job that never ends and rarely makes the news. Pumping stations run day and night. Water boards, some of the oldest democratic institutions in the country, levy their own taxes and hold their own elections. Engineers model storms that have not happened yet, in order to prepare for the ones that will.

It is one of the great invisible achievements of ordinary life. When it works, there is nothing to see. The absence of a flood is not a story. But it is worth pausing, now and then, to notice that the dry floor under your feet is a daily decision made by thousands of people and machines.

Making room

The thinking has shifted in recent decades. Where the old approach was to build higher and hold the water out, the newer approach is to make room for it: squares that turn into ponds after a downpour, rooftops planted to soak up rain, riverbanks widened so that floods can spread out rather than rise. The water is treated less as an enemy and more as a difficult neighbour who needs space.

Walk through one of the new water squares on a dry day and it looks like a skate park, all sunken concrete basins and stepped edges. After a storm, the basins fill, the skaters retreat to the benches, and the city holds its breath in public, in a way that everyone can see.

Pretending not to think about it

There is a particular local calm about all this. Visitors ask how anyone can sleep at night, six metres below the sea. Residents shrug. The honest answer is that we sleep perfectly well, because somebody else is awake: at the pumping station, at the water board, at the control desk where the river levels glow on a screen.

Perhaps that is the real lesson of living in a bowl. Safety here is not a wall. It is a relationship, maintained every day by people you will never meet. We pretend not to think about the water. It would be better, now and then, to think about them.

We live in a bowl and call it a view.

About the contributors

More from this issue

Create a free website with Framer, the website builder loved by startups, designers and agencies.