News

On Tuesday, April 28, the campaign "Take care of your pet and your garden, and protect nature" was launched in the municipalities of Heemskerk and Uitgeest.

On International Earth Day, we’re planting 50 trees. This is our way of raising awareness about the effects of climate change.

On May 9 and 10, we’ll be opening many windmills and pumping stations. Come see up close how these unique structures work and why they’re important for water management.

The message to garden owners: Do in your garden what the water authorities do on a large scale, and retain water more effectively and for longer.

HHNK and the municipality of Zaanstad have jointly purchased a plot of land to establish a new dredging depot.

Our board has approved the 2025 annual report. Significant steps have been taken to achieve the goals for future-proof water management.

The Agriculture Portal helps farmers achieve healthier soil and reduce emissions of nutrients and pesticides.

The construction of a fish passage will make the Amstelmeerboezem more accessible to diadromous fish species, such as glass eels and three-spined sticklebacks.

At HHNK, Green Energy Day falls on July 31 this year, putting us far ahead of the Netherlands as a whole.

Last Thursday’s first HHNK Market Day was a huge success! We look back on an energetic and rewarding afternoon.

Together with various stakeholders, we are calling on the House of Representatives to invest in a new drainage and pumping station complex in IJmuiden.

We have contracted seven companies to carry out mowing work in our management area. They do more for sustainability than was required.

We have agreed on a new maintenance strategy for the Hondsbossche Duinen with the Ministry of Infrastructure and Water Management.

Our board has decided to increase the fees for permits. The increase in these so-called administrative costs will take effect on April 1.

Until June, our inspectors will check approximately 475 businesses, including livestock farms, arable farms, and flower bulb growers.