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Welsh Government
Data Provider: Welsh Government Section 135 and 136 Detentions by local health board, ethnicity and quarter
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Date[Filtered]
Area Code[Filter]
[Collapse]Mental Health Act Section[Filtered]
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Mental Health Act Section 1[Filter]
Measure1
[Collapse]Ethnicity[Filter]
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Ethnicity 1
[Collapse]Health Board[Filter]
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Health Board 1
[Collapse]TotalThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortTotalThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.
Click here to sortAsian/Asian BritishThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortBlack/African/Caribbean/Black BritishThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortMixed/Multiple ethnic groupsThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortOther ethnic groupThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortWhiteThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortUnknownThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.Click here to sortNot recordedThis is classified according to the ethnicity a person considers themselves to be. If a person is not able or willing to state their ethnicity then they are classified according to the last available classification, for example, during a previous hospital admission or details available from their GP.
[Collapse]Wales875350422.The data item is not applicable549
WalesBetsi Cadwaladr University Health Board1.The data item is not applicable1.The data item is not applicable87.The data item is not applicable.The data item is not applicable89
Powys Teaching Health Board.The data item is not applicable.The data item is not applicable.The data item is not applicable.The data item is not applicable12.The data item is not applicable.The data item is not applicable12
Hywel Dda University Health Board2.The data item is not applicable.The data item is not applicable.The data item is not applicable33.The data item is not applicable.The data item is not applicable35
Swansea Bay University Health Board.The data item is not applicable.The data item is not applicable.The data item is not applicable1391.The data item is not applicable41
Cwm Taf Morgannwg University Health Board.The data item is not applicable11.The data item is not applicable92.The data item is not applicable.The data item is not applicable94
Aneurin Bevan University Health Board421.The data item is not applicable104.The data item is not applicable.The data item is not applicable111
Cardiff and Vale University Health Board142213721.The data item is not applicable167

Metadata

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

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.