With so many reports, assessments, commentary and policy change around water quality across the country, we thought it would be useful to curate a selection of water related information for your perusal. If you read or see anything you think would be a relevant, interesting and enlightening addition to these links, please get in touch at info@thecleddauproject.org.uk

Dwr Cymru Welsh Water Map of SOs

If you want to know where DCWW’s Storm Overflows (previously known as Combined Storm Overflows) are in near real-time operation, you can check the overflow activity here: Welsh Water Map of Pembrokeshire CSOs

Rivers at Risk Report 2026 (Campaign for National Parks)

48% of rivers in Welsh National Parks are failing to meet a good ecological standard according to Campaign for National Park’s CNP Rivers at Risk Report 2025 The Cleddau flows in and out of the Pembrokeshire Coast National Park and is just one of those in critical condition.You can read about it here: Cleddau River at Risk

Wales’ State of Natural Resources Report (SoNaRR 2025) 22 January 2026

Natural Resources Wales (NRW) has published the first country-level assessment of Welsh terrestrial, freshwater & marine environments 2019-2024. The report calls for urgent, collective action to help save and protect some of Wales’ most important habitats and species. Their findings are grim. You can read the full report here NRW SoNaRR 2025 or Afonydd Cymru’s overview here Afonydd Cymru Responds to NRW’s SoNaRR 2025 Report

Dwr Cymru Welsh Water 5 year investment in the Cleddau catchment

DCWW is spending £60 million between 2025 and 2030 on improvements in the Cleddau Catchment. You can see how and where this will be spent here Cleddau AMP8 Investment Summary

RePhoKUs

Paul Withers (author of CCAP 2 report) and colleagues from Lancaster University explain the thinking behind a RePhoKUs study on the River Wye.

Nutrient Neutrality in Pembrokeshire

Marine Special Areas of Conservation (SACs) and Special Protection Areas (SPAs) are legally protected. In June 2025 NRW issued updated  Conservation Advice and condition assessments for key marine SACs affecting Pembrokeshire. You can read more about it here: Nutrient neutrality implications for Pembrokeshire 02-09-2025

Nutrient Management Plan (NMP)
This Nutrient Management Plan (NMP) has been prepared on behalf of the Afonydd Cleddau Nutrient Management Board (NMB). The main objective of the Board is to identify and deliver actions that achieve the phosphorus conservation target of the riverine Afonydd Cleddau Special Area of Conservation (SAC). Read the full plan here and the appendix with maps here.

Storm Overflow Map
Click on the link below to see Dwr Cymru’s Storm Overflow map which provides near real-time information about Dŵr Cymru’s storm overflow activity, as indicated by their event duration monitors. View the map here.

House of Lords Nitrogen Pollution Report
A House of Lords report published 24th July 2025 warns that successive Governments have failed to tackle the dangerous health, environmental and economic impacts of nitrogen pollution in England caused mainly by agriculture, sewage, transport and industry. Although specific to England, the same conversation should be happening in Wales. Read the report here.