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Welsh Government
Data Provider: Welsh Government Section 135 and 136 Detentions by local health board, age, gender and quarter
None
Date[Filtered]
[Collapse]Mental Health Act Section[Filtered]
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Mental Health Act Section 1[Filter]
[Collapse]Gender[Filtered]
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Gender 1[Filter]
Area code[Filter]
Measure1
[Collapse]Age[Filter]
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Age 1
[Collapse]Health Board[Filter]
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Health Board 1
[Collapse]TotalThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).Click here to sortTotalThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).
Click here to sortunder 16 yearsThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).Click here to sort16-17 yearsThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).Click here to sort18 and over yearsThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).Click here to sortNot recordedThis is the person’s age on the day when:<br />• the warrant allowing the police to enter a person’s home is executed (section 135); or<br />• the police encountered the person (section 136).
[Collapse]Wales913527.The data item is not applicable549
WalesBetsi Cadwaladr University Health Board1286.The data item is not applicable89
Powys Teaching Health Board.The data item is not applicable.The data item is not applicable12.The data item is not applicable12
Hywel Dda University Health Board2132.The data item is not applicable35
Swansea Bay University Health Board.The data item is not applicable.The data item is not applicable41.The data item is not applicable41
Cwm Taf Morgannwg University Health Board.The data item is not applicable193.The data item is not applicable94
Aneurin Bevan University Health Board.The data item is not applicable5106.The data item is not applicable111
Cardiff and Vale University Health Board64157.The data item is not applicable167

Metadata

General description

Quarterly data on the number of Section 135 and 136 detentions in Wales by age, gender, ethnicity, place of safety and outcome of assessment.

Data collection and calculation

This information is included in the related quality report - see web link.

Frequency of publication

Quarterly

Data reference periods

April 2019 onwards

Users, uses and context

This information is included in the related quality report - see web link.

Revisions information

This information is included in the related quality report - see web link.

Title

Detentions Under Section 135 and 136 of the Mental Health Act

Last update

28 August 2025 28 August 2025

Next update

27 November 2025

Publishing organisation

Welsh Government

Source 1

Removal of a Suspected Mentally Disordered Person to a Place of Safety (s.135 and s.136 Mental Health Act) Data Collection, Welsh Government

Contact email

hss.performance@gov.wales

Designation

None

Lowest level of geographical disaggregation

Local health boards

Geographical coverage

Wales

Languages covered

English and Welsh

Data licensing

You may use and re-use this data free of charge in any format or medium, under the terms of the Open Government License - see http://www.nationalarchives.gov.uk/doc/open-government-licence

Statistical quality

This information is included in the related quality report - see web link.

Keywords

Mental Health, NHS, Police, Age, Gender, Ethnicity

Weblinks

The quality report can be found on the following web link: https://gov.wales/detentions-under-section-135-and-136-mental-health-act-quality-report