Traffic Treharris

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Treharris
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Nearby: PontypriddPorthMerthyr TydfilAberdareCaerphillyEbbw Vale

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Current traffic around Treharris

The following traffic incidents and congestion for Treharris have been reported by Highways England, Traffic Scotland, Traffic Wales or Transport for London (TfL) in the last two hours:

A48 INTERCHANGE TO M4 J33 CAPEL LLANILLTERN

Description: A4232NorthboundA48 Interchange to M4 J33 Capel LlanillternCongestionDelay: s possible :, Start time: 20/03/2025 8:20 , Expected end time: 20/03/2025 9:50, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 8:20
Nearest town: 12.17 miles from Treharris. CLEARED @ 08:30

J29 CASTLETON TO J29A ST MELLONS

Description: A48MWestboundJ29 Castleton to J29A St MellonsCongestionDelay: s possible :, Start time: 20/03/2025 7:54 , Expected end time: 20/03/2025 9:24, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:54
Nearest town: 12.91 miles from Treharris. CLEARED @ 08:06

NANTGARW

Description: A470NorthboundNantgarwCongestionoffslipDelay: s possible :, Start time: 20/03/2025 7:33 , Expected end time: 20/03/2025 9:33, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:33
Nearest town: 7.34 miles from Treharris. CLEARED @ 07:43

M4 J33 CAPEL LLANILLTERN TO A48 INTERCHANGE

Description: A4232SouthboundM4 J33 Capel Llanilltern to A48 InterchangeCongestionDelay: s possible :, Start time: 20/03/2025 7:33 , Expected end time: 20/03/2025 9:33, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:33
Nearest town: 12.17 miles from Treharris. CLEARED @ 07:42

J33 CAPEL LLANILLTERN

Description: M4EastboundJ33 (Cardiff) Capel LlanillternCongestionoffslipDelay: s possible :, Start time: 20/03/2025 7:35 , Expected end time: 20/03/2025 9:35, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:35
Nearest town: 10.89 miles from Treharris. CLEARED @ 07:42

NANTGARW TO CORYTON

Description: A470SouthboundNantgarw to CorytonCongestionDelay: s possible :, Start time: 20/03/2025 6:55 , Expected end time: 20/03/2025 8:55, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 6:55
Nearest town: 8.72 miles from Treharris. CLEARED @ 07:30

J28 TREDEGAR PARK TO J24 COLDRA

Description: M4EastboundJ28 (Newport) Tredegar Park to J24 (Newport) ColdraCongestionDelay: s possible :, Start time: 20/03/2025 6:48 , Expected end time: 20/03/2025 8:48, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 6:48
Nearest town: 14.39 miles from Treharris. CLEARED @ 06:54

J36 SARN TO J37 PYLE

Description: M4WestboundJ36 (Bridgend) Sarn to J37 (Porthcawl) PyleResurfacing workRoad closedDiversions in place19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 20:00
Nearest town: 16.67 miles from Treharris. CLEARED @ 08:54

J38 MARGAM

Description: M4EastboundJ38 (Port Talbot) MargamResurfacing workEntry slip road closedDiversions in place21/03/25-22/03/25 2000-0600 :, Start time: 21/03/2025 20:00 , End Date: 22/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:21
Nearest town: 19.47 miles from Treharris. CLEARED @ 08:42

J28 TREDEGAR PARK TO J25 CAERLEON

Description: M4EastboundJ28 (Newport) Tredegar Park to J25 (Caerleon) CaerleonCarriageway maintenanceTunnel closedDiversions in place19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 20:00
Nearest town: 13.51 miles from Treharris. CLEARED @ 08:30

UPPER BOAT

Description: A470WestboundUpper BoatCarriageway maintenanceRoad closedDiversions in place03/03/25-05/04/25 2000-0600 :, Start time: 03/03/2025 20:00 , End Date: 05/04/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:53
Nearest town: 6.28 miles from Treharris. CLEARED @ 08:18

SCETHROG TO CEFN BRYNICH

Description: A40Both directionsScethrog to Cefn BrynichMaintenance WorkRoad closedDiversions in place20/03/25-24/03/25 2000-0600 :, Start time: 20/03/2025 20:00 , End Date: 24/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 11:31
Nearest town: 18.22 miles from Treharris. CLEARED @ 07:54

There are no current incidents in this location.

Roadworks

Traffic in Nearby Villages

Taff Merthyr Garden Village (0.62mi)
Trelewis (0.62mi)
Quaker's Yard (0.62mi)
Craig Berthlwyd (0.62mi)
Melin Caiach (0.88mi)
Pentwyn Berthlwyd (0.88mi)
Edwardsville (0.88mi)
Mount Pleasant (1.39mi)
Llancaiach (1.39mi)
Ynysboeth (1.39mi)
Abercynon (1.39mi)
Ynysowen (1.75mi)
Merthyr Vale (1.75mi)
Nelson (1.76mi)
Cwmfelin (1.86mi)
Tyntetown (1.96mi)
Tai'r heol (1.96mi)
Aberfan (2.24mi)
Carnetown (2.24mi)
Penrhiwceiber (2.48mi)
Perthcelyn (2.48mi)
Bedlinog (2.48mi)
Newtown (2.56mi)
Penybryn (2.56mi)

Treharris

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Elsewhere on the web:

National Highways England

Official source of traffic updates.

Transport for London (TFL)

Transport for London's (TfL) portal for transportation in London.

Traffic Wales

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Traffic Scotland

Live traffic conditions and news for Scotland's road network.

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Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 20/03/2025 8:20 , Expected end time: 20/03/2025 9:50, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 8:20
Nearest town: 12.17 miles from Treharris.

51.49--3.29

Description: A48M : Westbound : J29 Castleton to J29A St Mellons : Congestion : Delays possible :, Start time: 20/03/2025 7:54 , Expected end time: 20/03/2025 9:24, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:54
Nearest town: 12.91 miles from Treharris.

51.54--3.09

Description: A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :, Start time: 20/03/2025 7:33 , Expected end time: 20/03/2025 9:33, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:33
Nearest town: 7.34 miles from Treharris.

51.56--3.27

Description: A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :, Start time: 20/03/2025 7:33 , Expected end time: 20/03/2025 9:33, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:33
Nearest town: 12.17 miles from Treharris.

51.49--3.29

Description: M4 : Eastbound : J33 (Cardiff) Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 20/03/2025 7:35 , Expected end time: 20/03/2025 9:35, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 7:35
Nearest town: 10.89 miles from Treharris.

51.51--3.31

Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 20/03/2025 6:55 , Expected end time: 20/03/2025 8:55, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 6:55
Nearest town: 8.72 miles from Treharris.

51.54--3.26

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J24 (Newport) Coldra : Congestion : Delays possible :, Start time: 20/03/2025 6:48 , Expected end time: 20/03/2025 8:48, Severity: Moderate, Source: Welsh Government, Last updated: 20/03/2025 6:48
Nearest town: 14.39 miles from Treharris.

51.6--3

Description: M4 : Westbound : J36 (Bridgend) Sarn to J37 (Porthcawl) Pyle : Resurfacing work : Road closed : Diversions in place : 19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 20:00
Nearest town: 16.67 miles from Treharris.

51.53--3.63

Description: M4 : Eastbound : J38 (Port Talbot) Margam : Resurfacing work : Entry slip road closed : Diversions in place : 21/03/25-22/03/25 2000-0600 :, Start time: 21/03/2025 20:00 , End Date: 22/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 8:21
Nearest town: 19.47 miles from Treharris.

51.56--3.74

Description: M4 : Eastbound : J28 (Newport) Tredegar Park to J25 (Caerleon) Caerleon : Carriageway maintenance : Tunnel closed : Diversions in place : 19/03/25-21/03/25 2000-0600 :, Start time: 19/03/2025 20:00 , End Date: 21/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 20:00
Nearest town: 13.51 miles from Treharris.

51.59--3.02

Description: A470 : Westbound : Upper Boat : Carriageway maintenance : Road closed : Diversions in place : 03/03/25-05/04/25 2000-0600 :, Start time: 03/03/2025 20:00 , End Date: 05/04/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/03/2025 7:53
Nearest town: 6.28 miles from Treharris.

51.58--3.29

Description: A40 : Both directions : Scethrog to Cefn Brynich : Maintenance Work : Road closed : Diversions in place : 20/03/25-24/03/25 2000-0600 :, Start time: 20/03/2025 20:00 , End Date: 24/03/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/03/2025 11:31
Nearest town: 18.22 miles from Treharris.

51.93--3.32

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