> ## Documentation Index
> Fetch the complete documentation index at: https://code.dcycle.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete Historical Emission

> Delete a historical emission entry

# Delete Historical Emission

Permanently delete a historical emission entry. The entry is removed from your organization's total emissions.

<Warning>
  This action cannot be undone. The emission entry and its contribution to total emissions are permanently removed.
</Warning>

## Request

### Headers

<ParamField header="x-api-key" type="string" required>
  Your API key for authentication

  **Example:** `sk_live_1234567890abcdef`
</ParamField>

<ParamField header="x-organization-id" type="string" required>
  Your organization UUID

  **Example:** `a8315ef3-dd50-43f8-b7ce-d839e68d51fa`
</ParamField>

### Path Parameters

<ParamField path="historical_emission_id" type="string" required>
  UUID of the historical emission entry to delete

  **Example:** `"a1b2c3d4-e5f6-7890-abcd-ef1234567890"`
</ParamField>

## Response

Returns HTTP 204 No Content on success.

## Example

<CodeGroup>
  ```bash cURL theme={"theme":{"light":"github-light","dark":"github-dark"}}
  curl -X DELETE "https://api.dcycle.io/v1/historical-emissions/a1b2c3d4-e5f6-7890-abcd-ef1234567890" \
    -H "x-api-key: ${DCYCLE_API_KEY}" \
    -H "x-organization-id: ${DCYCLE_ORG_ID}"
  ```

  ```python Python theme={"theme":{"light":"github-light","dark":"github-dark"}}
  import requests
  import os

  headers = {
      "x-api-key": os.getenv("DCYCLE_API_KEY"),
      "x-organization-id": os.getenv("DCYCLE_ORG_ID"),
  }

  emission_id = "a1b2c3d4-e5f6-7890-abcd-ef1234567890"

  response = requests.delete(
      f"https://api.dcycle.io/v1/historical-emissions/{emission_id}",
      headers=headers,
  )

  if response.status_code == 204:
      print("Entry deleted")
  ```

  ```javascript JavaScript theme={"theme":{"light":"github-light","dark":"github-dark"}}
  const axios = require('axios');

  const headers = {
    'x-api-key': process.env.DCYCLE_API_KEY,
    'x-organization-id': process.env.DCYCLE_ORG_ID,
  };

  const id = 'a1b2c3d4-e5f6-7890-abcd-ef1234567890';

  axios.delete(`https://api.dcycle.io/v1/historical-emissions/${id}`, { headers })
    .then(() => console.log('Entry deleted'));
  ```
</CodeGroup>

## Common Errors

### 401 Unauthorized

**Cause:** Missing or invalid API key

```json theme={"theme":{"light":"github-light","dark":"github-dark"}}
{"detail": "Invalid API key for organization", "code": "INVALID_API_KEY"}
```

### 403 Forbidden

**Cause:** The authenticated user is not a member of the organization

```json theme={"theme":{"light":"github-light","dark":"github-dark"}}
{"detail": "Logged User is not Member of Organization", "code": "LOGGED_USER_NOT_MEMBER"}
```

### 404 Not Found

**Cause:** Historical emission not found

```json theme={"theme":{"light":"github-light","dark":"github-dark"}}
{
  "detail": "Historical emission not found"
}
```

## Related Endpoints

<CardGroup cols={2}>
  <Card title="List" icon="list" href="/api-reference/historical-emissions/list">
    View all entries
  </Card>

  <Card title="Create" icon="plus" href="/api-reference/historical-emissions/create">
    Add a new entry
  </Card>
</CardGroup>