Select from the following data sets:
- Frongoch water quality data to February 2024
- Wemyss water quality data to February 2024
- Cwm Rheidol water quality data to February 2024
- Nant y Mwyn water quality data to February 2024
- Abbey Consols water quality data to February 2024
- Esgair Mwyn water quality data to February 2024
- Water quality data for top 50 mines to 2021
- Sediment metal concentrations and matching ecology sites
- List of abandoned metal mines in Wales
- Frongoch & Wemyss invertebrate data 2009_2020
- Frongoch & Wemyss water quality & flow data to March 2020
- Frongoch & Wemyss sampling point maps