Fuel Price Check Analysis – Week of March 17, 2026
Petrol (E10)144p
2.4%
(+3.4p)
7d avg: 142.3p
Hold off if you can
|Super Unleaded (E5)161.9p
2.3%
(+3.7p)
7d avg: 160.3p
Hold off if you can
|Diesel (B7)165.4p
3.6%
(+5.8p)
7d avg: 162.6p
Hold off if you can
|Super Diesel (SDV)185.9p
3.7%
(+6.6p)
7d avg: 183p
Hold off if you can
|
Fuel Price Check Analysis – Week of March 17, 2026
Petrol (E10)144p
2.4%
(+3.4p)
7d avg: 142.3p
Hold off if you can
|Super Unleaded (E5)161.9p
2.3%
(+3.7p)
7d avg: 160.3p
Hold off if you can
|Diesel (B7)165.4p
3.6%
(+5.8p)
7d avg: 162.6p
Hold off if you can
|Super Diesel (SDV)185.9p
3.7%
(+6.6p)
7d avg: 183p
Hold off if you can
|
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Fuel Prices in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fr...
Frequently Asked Questions About Fuel in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy
As of 19 March 2026, the cheapest E10 petrol in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy is 135.9p at TESCO, TESCO STORES LTD, GWYNS DRIFT, ALLTWEN, PONTARDAWE, SWANSEA, WALES.
There is currently a 10.0p difference between the cheapest and most expensive stations in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy. For a standard 55-litre family car, that equals a saving of £5.50 per tank.
We update prices daily using data provided directly by fuel stations via the Competition and Markets Authority (CMA) Open Data scheme. This is a UK Government initiative requiring all major retailers to report live prices, ensuring you see the most accurate data for the Neath Port Talbot area.
Not today. TESCO is actually cheaper than local supermarkets in SA8. It's always worth comparing before filling up.
We are currently tracking 3 active fuel stations in the SA8 area, operated by 3 different brands including TESCO, Trebanos Service Station, TEXACO and more.
The cheapest B7 diesel in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy is currently 157.9p at Trebanos Service Station. You can also use our interactive fuel map to compare diesel prices visually.
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Fuel Prices in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy (SA8) — 19 Mar 2026
Cheapest Unleaded in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy
TESCO SA8 3AZ 135.9p
Trebanos Service Station SA8 4BN 136.9p
TEXACO SA8 3DY 145.9p
Cheapest Diesel in Alltwen, Cwmtawe, Pontardawe, Rhos, Rhyd-y-fro, Trebanos, Ynysmeudwy
Trebanos Service Station SA8 4BN 157.9p
TESCO SA8 3AZ 158.9p
TEXACO SA8 3DY 169.9p
3 stations tracked across 3 brands.
Price gap: 10.0p — switching stations could save up to £5.50 per tank.
Source: CheckFuelPrices.co.uk — https://checkfuelprices.co.uk/fuel-prices/postcode/SA8-alltwen-cwmtawe-pontardawe-rhos/stations
Data from the UK Government CMA Open Data Scheme.
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This data is free to use with attribution to CheckFuelPrices.co.uk. For press enquiries, contact us.