Which electricity DNO covers postcode PO16?

PO16 (Portchester) is distributed by SSEN (Southern Electric - SEPD). For any street power cut call 105 free 24/7.

Who supplies mains water and gas in PO16?

Water: Southern Water; Gas network: SGN Southern.

PO16 District Portchester (Hampshire)

Live power cut, broadband, mobile 5G, water & gas network telemetry for UK postcode district PO16.

All / Power Broadband Mobile Water Gas

Electricity DNO (105)

SSEN (Southern Electric - SEPD)

Emergency: 105 / 105 / 0800 072 7282

Water & Sewerage Company

Southern Water

Support: 0330 303 0368

Gas Network (0800 111 999)

SGN Southern

Smell gas? 0800 111 999

Provider	Matched District / Area	Status / Affected	ETR / Updated
Thames Water	OX15 Thames Water — OX15 - Hook NortonWe're on our way	Active Water Dispatch	15 Nov 2026 at 10:00 pm GMT

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