---
title: "GET /id/measures/{measure}/readings?_view=min"
method: GET
path: "/id/measures/{measure}/readings?_view=min"
tags: ["id"]
---

# GET /id/measures/{measure}/readings?_view=min

`GET /id/measures/{measure}/readings?_view=min`

## Request

- Base URL: `https://environment.data.gov.uk/hydrology`
- URL: `https://environment.data.gov.uk/hydrology/id/measures/{measure}/readings?_view=min`
- Auth: none declared
- TypeScript: <https://skmtc.dev/environment-agency/apis/hydrology-api/docs/id/measures/:measure/readings%3F_view=min/get.ts> (a function with typed inputs; its response is checked against the schema)

Readings for a single measure timeseries.

## Query parameters

- `date` string
- `min-date` string
- `mineq-date` string
- `max-date` string
- `maxeq-date` string
- `earliest` string
- `latest` string
- `_projection` string

## Response `200`

Success

- object
  - `meta` MetadataItem
    - `publisher` string
    - `license` string
    - `licenseName` string
    - `documentation` string
    - `version` string
    - `comment` string
    - `hasFormat` string[]
  - `items` TsDataEndpointMin[]
    - `@id` string
    - `measure` Item
      - `@id` string
    - `dateTime` string, nullable
    - `date` string, nullable
    - `value` string, nullable
    - `quality` string, nullable

## Other responses

- `400`: Invalid request
- `500`: Internal server error

## Changes

- **2026-09-04** `91ae194022fb`: 3 breaking
  - the response property `items/items/allOf[subschema #2]/date` became nullable for the status `200`
  - the response property `items/items/allOf[subschema #2]/dateTime` became nullable for the status `200`
  - the response property `items/items/allOf[subschema #2]/quality` became nullable for the status `200`

[Operation history](https://skmtc.dev/environment-agency/apis/hydrology-api/changes/id/measures/:measure/readings%3F_view=min/get.md)

---

[API](https://skmtc.dev/environment-agency/apis/hydrology-api.md) - [All operations](https://skmtc.dev/environment-agency/apis/hydrology-api/llms.txt) - [OpenAPI document](https://skmtc.dev/environment-agency/apis/hydrology-api/revisions/91ae194022fb?raw)