Speeding at different limits

Freedom of Information (FOI) Act request ref: 01/FOI/26/10565

Version Date: 16/10/2026

The Road Safety Team Department has provided the following information: 

Under the Freedom of Information Act 2000, I would like to request information about speeding offences detected by Devon and Cornwall Constabulary during the period 1 January 2021 to 31 December 2025.

For each of the following posted speed limits - 20 mph, 30 mph, 40 mph, 50 mph, 60 mph and 70 mph - please provide:

1. The lowest vehicle speed recorded at which enforcement action was taken for exceeding that particular speed limit.

The corresponding speed limit and recorded speed (for example, 31 mph in a 30 mph limit).

24mph in a 20mph.

35mph in a 30mph.

46mph in a 40mph.

57mph in a 50mph.

68mph in a 60mph (cars/motorbikes only).

79mph in a 70mph (cars/motorbikes only dual carriageway and cars/motorbikes/LGV on a motorway).

The number of such cases, if more than one vehicle was recorded at the lowest speed.

24mph – 9169

35mph – 45,525

46mph - 3620

57mph – 2345

68mph – 3095

79mph – 9775

The type of enforcement action taken in each case, for example:
• Notice of Intended Prosecution (NIP);
• Fixed Penalty Notice;
• speed awareness course;
• summons/prosecution; or
• other formal enforcement action.

A NIP was sent in each case

Where available, the method by which the offence was detected (for example, fixed camera, average-speed camera, mobile camera or police officer).

 These are a mixture of fixed, average, mobile and police officer issued