# United Kingdom IOP: 37:Sewerage: CVMNSA ()

United Kingdom IOP: 37:Sewerage: CVMNSA () was down 17.0% year on year in September 2026, compared with −12.5% in August 2026.
The level stood at 83.30 (index).
That is the lowest reading since June 2017.
Over the past ten years it has ranged from −17.4% (Jun 2017) to 20.5% (Jun 2018), averaging −0.3%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.IP.M.NSA.NACE-C37`
- Frequency: monthly
- Units: index
- Coverage: 1990-01-01 to 2026-09-01 (441 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/iop-37-sewerage-cvmnsa

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 83.30 | −17.0 |
| August 2026 | 85.00 | −12.5 |
| July 2026 | 89.60 | −11.9 |
| June 2026 | 87.60 | −10.3 |
| May 2026 | 90.80 | −9.2 |
| April 2026 | 104.2 | −7.2 |
| March 2026 | 103.8 | 2.4 |
| February 2026 | 103.1 | 0.3 |
| January 2026 | 112.4 | 3.9 |
| December 2025 | 104.2 | 8.0 |
| November 2025 | 106.5 | 6.2 |
| October 2025 | 110.7 | −0.8 |
| September 2025 | 100.4 | 0.7 |
| August 2025 | 97.10 | 0.9 |
| July 2025 | 101.7 | 6.7 |
| June 2025 | 97.70 | 0.4 |
| May 2025 | 100.0 | −0.9 |
| April 2025 | 112.3 | 5.5 |
| March 2025 | 101.4 | −0.10 |
| February 2025 | 102.8 | 4.9 |
| January 2025 | 108.2 | 12.5 |
| December 2024 | 96.50 | 4.2 |
| November 2024 | 100.3 | −2.2 |
| October 2024 | 111.6 | 8.1 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.IP.M.NSA.NACE-C37"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.IP.M.NSA.NACE-C37",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```