HADECS Speed Camera on M1, M1 - Between junction 16 - 17 (70mph)

This HADECS 3 speed camera is located on M1 near M1 - Between junction 16 - 17 in Northamptonshire, monitoring northbound traffic with a 70mph speed limit.

HADECS variable speed cameras but flashed with no speed restriction displayed, potentially exceeding 70mph(!). Camera is on new overhead gantry, camera off to the near side on the new four lane section. Have been flashed (27.11.17)and seen others flashed since... don't know if it's live or in test mode, time will tell, watching letter box for a NIP now!!! :-(

Camera type

HADECS 3

Speed limit

70mph

Direction

Northbound

Road

Nearest town

M1 - Between junction 16 - 17

Last updated

15 May 2026

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Location reference: EMNOR088

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If you have been caught speeding at or near this location, the guides below explain what happens next, what your options are, and how the penalty system works in the UK.

Caught speeding - what happens next? The complete guide from NIP to fine, course, points and court Notice of Intended Prosecution (NIP) What the letter means, the 28-day deadline and what to do next Speeding fines guide Fixed penalties, Band A/B/C fines, court thresholds and what to expect Speed awareness course Eligibility, what to expect on the day and whether it affects your insurance Penalty points and driving bans How points work, how long they last and when a ban applies Speeding and car insurance When to declare points, how much premiums increase and for how long

HADECS 3 speed cameras

This camera is a HADECS 3 - commonly found on smart motorway gantries.

They monitor multiple lanes at once and are easy to miss if you are not looking for them.