Form

River Itchen SAC: nutrient neutrality calculator

Calculate nutrient budgets for developments in the catchment of River Itchen SAC.

• From: Natural England
• Published: 28 February 2024
• Last updated: 24 May 2024 — See all updates

Applies to England

Documents

River Itchen SAC: nutrient neutrality calculator

MS Excel Spreadsheet, 101 KB

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Details

Use this calculator to work out the nutrient budget for proposed developments in the catchment of River Itchen SAC.

The calculator includes all the wastewater treatment work upgrades required under the new Water Industry Act 1991 duty, as announced in May 2024.

Instructions are given in the calculator, but you should also read the guidance document.

Find the guidance and all 27 calculators in the nutrient neutrality resources collection.

Published 28 February 2024
Last updated 24 May 2024 + show all updates

1. 24 May 2024

   Updated the calculator with a version that reflects the list of wastewater treatment works that are under a duty to meet specified nutrient removal levels.

2. 28 February 2024

   First published.