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Chelmsford (CM) power cut

Realtime power cut updates for Chelmsford (CM), refreshed every 10 minutes.

1 power cut reported affecting the CM postcode area right now.

The CM postcode area covers Chelmsford and the surrounding postcodes.

Based on incidents we've recorded here, the CM postcode area is covered by UK Power Networks -- see our operator directory for their number and website.

Active power cuts

Planned work

No planned work currently affects the CM postcode area.

Recently restored

Last 14 days

OperatorPower cutsTypical time to fix
UK Power Networks 156 3h 26m
Total 156 3h 26m

Postcode districts in the CM area

District Current Total (14d) Planned (14d) Last power cut
Southminster CM0
Southminster, Bradwell, Tillingham, Asheldham, Dengie, Burnham-on-Crouch
0 8 0 02 Nov, 11:37
Chelmsford CM1
Chelmsford, Writtle
0 29 0 29 Oct, 11:32
Chelmsford CM2
Chelmsford
0 12 0 02 Nov, 11:58
Chelmsford CM3
Hatfield Peverel, South Woodham Ferrers, North Fambridge, Cold Norton, Boreham, Maylandsea
0 22 0 27 Oct, 13:34
Ingatestone CM4
Blackmore, Fryerning, Ingatestone, Margaretting, Stock
0 5 0 28 Oct, 12:10
Ongar CM5
Chipping Ongar, High Ongar, Bobbingworth, Moreton, The Lavers, The Rodings
0 11 0 28 Oct, 11:15
Dunmow CM6
Great Dunmow, Felsted, Thaxted
1 24 0 02 Nov, 22:09
Braintree CM7
Braintree, Finchingfield, Great Bardfield
0 15 0 31 Oct, 12:46
Witham CM8
Witham
0 12 0 30 Oct, 03:16
Maldon CM9
Maldon, Tollesbury, Tolleshunt D'Arcy, Tolleshunt Knights
0 14 0 30 Oct, 07:56
Billericay CM11
Billericay (East), Great Burstead
0 4 0 25 Oct, 09:31
Billericay CM12
Billericay (West), Little Burstead
0 2 0 24 Oct, 18:20
Brentwood CM13
Brentwood, East Horndon, Great Warley, Herongate, Hutton, Ingrave, Little Warley, West Horndon
0 3 0 26 Oct, 18:27
Brentwood CM14
Brentwood, Warley
0 4 0 31 Oct, 15:07
Brentwood CM15
Brentwood, Doddinghurst, Kelvedon Hatch, Mountnessing, Shenfield, Stondon Massey, Pilgrims Hatch
0 3 0 31 Oct, 13:11
Epping CM16
Epping, Theydon Bois, North Weald
0 23 0 02 Nov, 13:47
Harlow CM17
Harlow, Old Harlow, Matching, Matching Tye, Matching Green, Church Langley
0 14 0 30 Oct, 22:40
Harlow CM20
Harlow, Gilston
0 1 0 29 Oct, 13:56
Sawbridgeworth CM21
Sawbridgeworth
0 6 0 28 Oct, 05:59
Bishop's Stortford CM22
Bishop's Stortford, Sheering
0 14 0 27 Oct, 07:10
Bishop's Stortford CM23
Bishop's Stortford, Thorley, Manuden
0 5 0 26 Oct, 19:36
Stansted CM24
Stansted Mountfitchet, Stansted Airport
0 2 0 27 Oct, 09:02
Braintree CM77
Braintree, Great Notley, Rayne
0 6 0 24 Oct, 01:24

If your power is off right now, call 105, free, 24/7 -- we're an information service, not the operator. See the operator directory for who covers your area, or our FAQ if you think you may be due compensation.

We've been collecting power cut data since 12 September 2026.

See every postcode area we cover.

Other postcode areas in England: CO, CR, CT, CV, CW.