Environmental Statement

Volume 4: Project Wide Effects

• Climate
• Major Accidents and Disasters
• Inter-related Effects Assessment
• Residual Effects

Volume 5 : Figures

• Figure 01.1 – Site Location
• Figure 01.2 – Jurisdiction
• Figure 02.2 – Onshore Plan
• Figure 03.02 – Llyr 1 and Llyr 2 agreement for lease areas
• Figure 03.03 – Llyr 1 Array Area Revisions
• Figure 03.04 – Llyr Seabed Desktop Review Area
• Figure 03.05 – Llyr 1 Boundary Comparison
• Figure 03.06 – Survey data coverage and identification of a nearshore Cable
• Figure 03.07 – Nearshore Cable Route
• Figure 03.08 – Landfall Locations Considered During the Appraisal Stage
• Figure 03.09 – Potential Landfall Locations Considered
• Figure 03.10 – Indicative Onshore Cable Route
• Figure 03.11 – Substation Locations Considered
• Figure 04.1 – Proposed project Offshore Development Area
• Figure 04.2 – Proposed project Onshore Development Area
• Figure 04.3 – Nearshore Cable Routing
• Figure 04.4 – Indicative Locations of Sandwave Levelling along the OfECC
• Figure 04.5 – Potential Crossing Points with the Onshore Cable
• Figure 05A-1 – Onshore Longlist Projects
• Figure 05A-2 – Llyr Offshore Longlisted Project
• Figure 05A-3 – Llyr Offshore Longlist Project Detail
• Figure 07.01 – Landscape Designations
• Figure 07.02 – National Landscape Character
• Figure 07.03 – Local Landscape Character
• Figure 07.04 – Topography
• Figure 07.05 – LANDMAP Visual and Sensory Evaluation
• Figure 07.06 – Night Time Baseline
• Figure 07.07 – Onshore ZTV and Viewpoints
• Figure 07.08 – Indicative Landscape Mitigation Plan
• Figure 07.09 – Onshore Cumulative Developments
• Figure 07.10 – Cumulative Onshore ZTV (Greenling and Erebus + proposed Project)
• Figure 08.01 – Site Boundary
• Figure 08.02 – Internationally Designated Sites within 5 km
• Figure 08.03 – Nationally Designated Sites within 2 km
• Figure 08.04 – Internationally and Nationally Designated Sites within 10 km
• Figure 08.05 – Habitats of Principal Importance within 30 m
• Figure 08.06 – Phase 1 Habitat Map
• Figure 08.07 – Dormouse Habitat Suitability
• Figure 08.08 – Reptile Habitat Suitability
• Figure 08.09 – Badger Field Sign
• Figure 08.10 – Areas assessed by Greenlink and Erebus
• Figure 08.11 – Cumulative Effects
• Figure 08A-1 – 2023 Chough Survey Visit 1
• Figure 08A-2 – 2023 Chough Survey Visit 2
• Figure 08A-3 – 2023 Chough Survey Visit 3
• Figure 08A-4 – 2023 Chough Survey Visit 4
• Figure 09.1 – Site Location
• Figure 09.2 – Non-Designated Historic Receptors
• Figure 09.3 – Designated Historic Receptors
• Figure 09.4 – Land Covered by Heritage Field Walkover within RLB
• Figure 09.5 – Newly Identified Historic Receptors
• Figure 09.6 – Historic Landscape Character Areas
• Figure 09.7 – Projects Considered for Cumulative Effects Assessment
• Figure 10.1 – Study Area
• Figure 10.2 – Surface Water Features and Their Attributes
• Figure 10.3 – Identified Ordinary Watercourses
• Figure 10.4 – Groundwater Features and their Attributes
• Figure 10.5 – Designated Sites
• Figure 10.6 – Water Resource Information
• Figure 10.7 – Cumulative Effects Assessment for Water Environment
• Figure 10B.1 – Onshore Water Environment Site Survey Locations
• Figure 11.1 – Onshore Development Area
• Figure 11.2 – Study Area
• Figure 11.3 – Geological Designated Sites and MSZ
• Figure 11.4 – Potential Areas of Contamination
• Figure 11.5 – Cumulative Effects Projects
• Figure 11A.1 – Study Area
• Figure 11A.2 – Superficial Geology
• Figure 11A.3 – Bedrock Geology
• Figure 11A.4 – Discharge consents, hazardous substances, historical tanks and pollution incidents
• Figure 12.1 – Predictive Agricultural Land Classification Grades
• Figure 13.1 – Substation Area
• Figure 13.2 – Road Network
• Figure 13.3 – ATC Sites
• Figure 13.4 – Sensitive Receptors
• Figure 14.1 – Air Quality Receptors
• Figure 15.1 – Noise and Vibration Study Area, Sensitive Receptors and Monitoring Locations
• Figure 16.6 – Pembrokeshire LSOA and Pembrokeshire Local Authority
• Figure 16.7 – PROW Routes Close to the Proposed Development
• Figure 16.8 – Recreational Receptors
• Figure 16.9 – Residential and Business Properties
• Figure 23.01 – Landscape Designations
• Figure 23.02 – National Seascape Character
• Figure 23.03 – Local Seascape Character
• Figure 23.04 – National Landscape Character
• Figure 23.05 – Local Landscape Character
• Figure 23.06 – LANDMAP Visual and Sensory Evaluation
• Figure 23.07 – Night Time Baseline
• Figure 23.08a – Offshore ZTV and Viewpoints
• Figure 23.08b – Offshore ZTV and Viewpoints
• Figure 23.09a – Offshore Hub Height ZTV and Viewpoints
• Figure 23.09b – Offshore Hub Height ZTV and Viewpoints
• Figure 23.10a – Offshore Night Time ZTV and Night Time Viewpoints
• Figure 23.10b – Offshore Night Time ZTV and Night Time Viewpoints
• Figure 23.11 – Cumulative Projects Included in Assessment
• Figure 23.12 – Offshore Cumulative ZTV (existing schemes + proposed Project)
• Figure 23.13 – Offshore Cumulative ZTV (existing and consented schemes + proposed Project)
• Figure 23.14 – Offshore Cumulative ZTV (existing, consented and application schemes + proposed Project)
• Figure 23.15 – Offshore Cumulative ZTV (existing, consented, application and scoping schemes + proposed Project)
• Figure 23.16 – Offshore Cumulative ZTV Night Time (existing and consented schemes + proposed Project)
• Figure 23.17 – Offshore Cumulative Night-time ZTV (existing, consented and application schemes + proposed Project)
• Figure 23.18 – Offshore Cumulative Night-time ZTV (existing, consented, application and scoping schemes + proposed Project)
• Figure 24.01 – Offshore Development A
• Figure 24.02 – Offshore development area and WSA
• Figure 24.03 – Geophysical survey coverage
• Figure 24.04 – Freshwater West heritage Assets
• Figure 24.05 – Freshwater West submerged forests
• Figure 24.06 – ODA Heritage Assets overview
• Figure 24.07 – ODA Heritage Assets zoom 1
• Figure 24.08 – ODA Heritage Assets zoom 2
• Figure 24.09 – Milford HLA
• Figure 24.10 – CA1025
• Figure 24.11 – CA1026
• Figure 24.12 – CA1029
• Figure 24.13 – CEA Overlapping Projects
• Figure 24A-02 – Freshwater West Landfall
• Figure 24A-03 – ODA plus WSA
• Figure 24A-04 – Glacial limits
• Figure 24A-05 – Submerged palaeolandscape features
• Figure 24A-06 – Freshwater West submerged forests
• Figure 24A-07 – ODA WSA heritage assets overview
• Figure 24A-08 – ODA heritage assets overview
• Figure 24A-09 – Freshwater West heritage assets
• Figure 24A-10 – ODA heritage assets zoom 1
• Figure 24A-11 – ODA heritage assets zoom 2
• Figure 24A-13 – Milford HLA
• Figure 24A-14 – WSA heritage assets overview
• Figure 24A-15 – WSA heritage assets zoom 1
• Figure 24A-16 – WSA heritage assets zoom 2
• Figure 24A-17 – WSA heritage assets zoom 3
• Figure 24B-18 to 24B-47
• Figure 24C-01 – Offshore Development Area
• Figure 24C-02 – ODA plus WSA
• Figure 24C-03 – Geophysical survey coverage
• Figure 24C-04 – Landfall survey areas
• Figure 24C-05 – Freshwater West submerged forests
• Figure 24C-06 – ODA heritage assets overview
• Figure 24C-07 – ODA heritage assets zoom 1
• Figure 24C-08 – ODA heritage assets zoom 2
• Figure 24C-09 – CA1025
• Figure 24C-10 – Landfall survey data v4
• Figure 24C-11 – Milford HLA
• Figure 24C-12 – CA1026 v4
• Figure 24C-13 – CA1029

Vantage point figures:

• Figure VP A.1 to A.2
• Figure VP B.1 to B.4b
• Figure VP C.1 to C.2
• Figure VP D.1 to D.4b
• Figure VP E.1 to E.2
• Figure VP F.1 to F.2
• Figure VP G.1 to G.4b
• Figure VP H.1 to H.2
• Figure VP I.1 to I.4b
• Figure VP01.1 to VP01.5
• Figure VP02.1 to VP02.5
• Figure VP03.1 to VP03.3
• Figure VP04.1 to VP04.5
• Figure VP05.1 to VP05.5
• Figure VP06.1 to VP06.5
• Figure VP07.1 to VP07.5
• Figure VP08.1 to VP08.5
• Figure VP09.1 to VP09.5
• Figure VP10.1 to VP10.5
• Figure VP11.1 to VP11.5
• Figure VP12.1 to VP12.5
• Figure VP13.1 to VP13.5
• Figure VP14.1 to VP14.5
• Figure VP15.1 to VP15.3
• Figure VPN1.1 to VPN1.7
• Figure VPN2.1 to VPN2.7
• Figure VPN3.1 to VPN3.7

Volume 6 : Technical Appendices

• App 01 Llŷr ES – Statement of Competence
• App 03A Llŷr ES – Cable Route Assessment
• App 03B Llŷr ES – Offshore Geological Desk Study
• App 03C Llŷr ES – Landfall Assessment
• App 04A Llŷr ES – OCEMP
• App 04B Llŷr ES – INNS
• App 04C Llŷr ES – Post-Consent Plans
• App 04D Llŷr ES – Assumptions Log
• App 04E Llŷr ES – RLB Coordinates
• App 05A Llŷr ES – Approach to Cumulative Effects Assessment
• Annex 5A Indicative Llŷr Long List
• App 05B Llŷr ES – Scoping Opinion
• App 05C Llŷr ES – Scoping Responses
• App 06A Llŷr ES – Technical Engagement Log
• App 07A Llŷr ES – LVIA Methodology
• App 07B Llŷr ES – LVIA Detailed Assessment
• App 07C Llŷr ES – LVIA Cumulative Assessment
• App 08A Llŷr ES – Chough Survey Report
• App 08B Llŷr ES – PEA Report
• App 08C Llŷr ES – Bat Survey Report
• App 08D Llŷr ES – HRA Screening
• App 08E Llŷr ES – HRA RIAA
• App 08F Llŷr ES – Green Infrastructure Statement
• App 09A Llŷr ES – Heritage DBA
• App 10A Llŷr ES – Annex A – Drainage Strategy
• App 10A Llŷr ES – FCA
• App 10B Llŷr ES – Onshore Water Environment Site Survey Report
• App 10C Llŷr ES – Onshore WFD
• App 10D Llŷr ES – Offshore WFD Assessment
• App 11A Llŷr ES – Phase 1 Desk Study
• App 11B Llŷr ES – Land Contamination Methodology Tables
• App 11C Llŷr ES – Potential Areas of Contamination
• App 11D Llŷr ES – Assessment of Effects and Significance
• App 13A Llŷr ES – ATC Summary Sheets
• App 13B Llŷr ES – Raw Accident Data PCC
• App 13C Llŷr ES – TEMPRO Outputs
• App 13D Llŷr ES – Erebus Traffic and Transport Chapter
• App 13E Llŷr ES – Erebus OTMP
• App 13F Llŷr ES – Personal Injury Collision Data Analysis
• App 15A Llŷr ES – Human Hearing and Acoustic Terminology
• App 15B Llŷr ES – Noise Modelling
• App 17A Llŷr ES – 2023 Geophysical Survey Report
• App 17B Llŷr ES – MBES Survey Report
• App 19A Llŷr ES – Nearshore Benthic Survey Report
• App 19B Llŷr ES – Offshore Benthic Survey Report
• App 19C Llŷr ES – EMF Report
• App 19D Llŷr ES – DDV Survey Report
• APP 19E Llŷr ES – 2024 Habitat Assessment Report
• App 20A Llŷr ES – MCZ Assessment
• App 21A Llŷr ES – Annex A – Additional Model-Based Maps
• App 21A Llŷr ES – Annex B – Design-Based Estimates
• App 21A Llŷr ES – Marine Mammal and Megafauna Baseline
• App 21B Llŷr ES – Underwater Noise Report
• App 21C Llŷr ES – Annex A – Impact Assessment Maps
• App 21C Llŷr ES – Annex B – Common Dolphin impact assessment comparison
• App 21C Llŷr ES – Marine Mammal Underwater Noise Assessment
• App 22A Llŷr ES – Annex B – Survey Data Analysis – Technical Papers
• App 22A Llŷr ES – Annex C – Additional Model-Based Maps
• App 22A Llŷr ES – Annex D – Design-Based Estimates
• App 22A Llŷr ES – Marine Ornithology Baseline
• App 22B Llŷr ES – Marine Ornithology Colony Apportioning
• App 22C Llŷr ES – Marine Ornithology Collision Risk Modelling
• App 22D Llŷr ES – Annex C SeabORD Displacement Modelling
• App 22D Llŷr ES – Marine Ornithology Displacement Assessment
• App 22E Llŷr ES – Marine Ornithology Impact Scenarios
• App 22F Llŷr ES – Marine Ornithology Population Modelling
• App 23A Llŷr ES – SLVIA Methodology
• App 23B Llŷr ES – SLVIA Preliminary Assessment
• App 23C Llŷr ES – SLVIA Detailed Assessment
• App 23D Llŷr ES – Night-time visual assessment
• App 23E Llŷr ES – SLVIA Cumulative Assessment
• App 24A Llŷr ES – Marine Archaeology DBA
• App 24B Llŷr ES – Archaeological review of marine geophysical and landfall survey data
• App 24C Llŷr ES – Marine archaeology and cultural heritage technical report
• App 25A Llŷr ES – Navigational Risk Assessment
• App 26A Llŷr ES – Commercial Fisheries Baseline Report
• App 27A Llŷr ES – Aviation Risk Assessment
• App 30A Llŷr ES – MA&D Environmental Risk Record
• App 32A Llŷr ES – Mitigation Register
• Llŷr ES Addendum