NESO Open Carbon & DNO Maintenance
Great Britain Electricity Grid Mix & Planned Works
Live Great Britain NESO electricity carbon intensity (gCO2/kWh), wind, nuclear & gas generation mix plus scheduled UK DNO maintenance works.
Live GB Carbon Intensity & Generation Mix (NESO Open API)
Current GB Grid Carbon
88 gCO₂/kWh
Intensity Index: Low
Window: 2026-11-14T21:00 UTC
biomass
7.8%
coal
0.0%
imports
14.2%
gas
14.7%
nuclear
15.6%
other
2.0%
hydro
0.8%
solar
0.0%
wind
44.8%
Scheduled DNO Maintenance Works (25)
| DNO | Location / Postcode | Start Window | Status |
|---|---|---|---|
| SSEN (Southern Electric - SEPD) |
SP11
Charlton (Postcode SP11) — SSEN 255910
|
8 Feb 2026 at 9:00 am GMT | DNO Active Fault |
| SSEN (Southern Electric - SEPD) |
RG27
Hook (Postcode RG27) — SSEN 254579
|
28 Sep 2026 at 8:00 am BST | DNO Active Fault |
| CityFibre |
SN1
Broadband: CityFibre: Network Maintenance - Regional - Swindon
|
21 Oct 2026 at 2:35 pm BST | Network Anomaly |
| Yorkshire Water |
BD20
Yorkshire Water — Silsden (BD20)
|
28 Oct 2026 at 5:01 am GMT | Active Water Dispatch |
| CityFibre |
BL0
Broadband: CityFibre: Network Maintenance - Regional - Cambridge, B…
|
28 Oct 2026 at 11:36 am GMT | Network Anomaly |
| CityFibre |
CV1
Broadband: CityFibre: Network Maintenance - Regional - Cheltenham &…
|
29 Oct 2026 at 9:45 am GMT | Network Anomaly |
| Yorkshire Water |
HU7
Yorkshire Water — Hull (HU7)
|
2 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU7
Yorkshire Water — Hull (HU7)
|
2 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU7
Yorkshire Water — Hull (HU7)
|
2 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU7
Yorkshire Water — Hull (HU7)
|
2 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU7
Yorkshire Water — Bransholme (HU7)
|
2 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU12
Yorkshire Water — Easington, Kilnsea and Skeffling (HU12)
|
4 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU19
Yorkshire Water — Hollym and Holmpton (HU19)
|
4 Nov 2026 at 5:01 am GMT | Active Water Dispatch |
| Yorkshire Water |
DN4
Yorkshire Water — Spotbrough (DN4)
|
8 Nov 2026 at 7:15 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU3
Yorkshire Water — Great Thornton (HU3)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
BD2
Yorkshire Water — Poplars Park PRV (BD2)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
DN2
Yorkshire Water — Armthorpe Lane (DN2)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
S63
Yorkshire Water — Canberra Rise (S63)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
HU6
Yorkshire Water — Quadrant (HU6)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
YO43
Yorkshire Water — Holme on Spalding Moor (YO43)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| Yorkshire Water |
BD8
Yorkshire Water — Allerton Road (BD8)
|
9 Nov 2026 at 5:00 am GMT | Active Water Dispatch |
| UK Power Networks (Eastern - EPN) |
CB11
Newport (Postcode CB11) — UKPN INCD-647056-Z
|
14 Nov 2026 at 5:31 am GMT | 6 properties |
| UK Power Networks (London - LPN) |
E4
Walthamstow (Postcode E4) — UKPN INCD-647162-Z
|
14 Nov 2026 at 2:03 pm GMT | 2 properties |
| UK Power Networks (Eastern - EPN) |
HP3
Hemel Hempstead (Postcode HP3) — UKPN INCD-647178-Z
|
14 Nov 2026 at 3:37 pm GMT | 39 properties |
| UK Power Networks (Eastern - EPN) |
EN10
Broxbourne (Postcode EN10) — UKPN INCD-647202-Z
|
14 Nov 2026 at 6:18 pm GMT | 2 properties |