# Water in brief — Wednesday 4 November 2026

> MPs set out what they want from the Water Bill, Portsmouth Water turns telecoms fibre into a leak detector, and UKHSA starts measuring PFAS in people.

Published Wednesday, 4 November 2026 by The Water Wire (The Current). Canonical: https://waterwire.co.uk/brief/2026-11-04

## 1. MPs call for national pollution targets and a credible threat of special administration

Topic: Regulation & policy

The EFRA Committee wants low-level pollution loopholes closed and backs a single social tariff. It also says Thames Water should already have faced special administration. It does not back bigger fines.

Full story: https://waterwire.co.uk/story/efra-committee-reforming-the-water-sector-report

Original source: [WaterBriefing](https://www.waterbriefing.org/home/regulation-and-legislation/item/26304-water-sector-reform-efra-committee-calls-on-government-to-close-loopholes-on-pollution-reporting-and-let-ministers-wield-threat-of-special-administration)

## 2. Portsmouth Water to use Openreach fibre to listen for leaks

Topic: Investment & infrastructure

Lightsonic's acoustic sensing locates leaks to within 10m, it says. Rollout starts in December.

Full story: https://waterwire.co.uk/story/portsmouth-water-fibre-optic-leak-detection

Original source: [Water Magazine](https://www.watermagazine.co.uk/2026/11/04/portsmouth-water-to-introduce-fibre-optic-leak-detection-technology/)

## 3. UKHSA starts a national study of PFAS levels in people

Topic: Environment & performance

Blood and urine samples will set a population baseline, with first results in 2027. UKHSA says individuals should not seek PFAS blood tests.

Full story: https://waterwire.co.uk/story/ukhsa-pfas-population-exposure-study

Original source: [Water Magazine](https://www.watermagazine.co.uk/2026/11/04/ukhsa-launches-study-to-establish-pfas-exposure-levels-across-uk-population/)

## 4. EA research finds flood recovery support is fragmented

Topic: Environment & performance

Take-up of Flood Re's Build Back Better scheme was 33% against a 50% target. The report says recovery should be planned before floods happen.

Full story: https://waterwire.co.uk/story/ea-research-flood-recovery-gaps

Original source: [Water Magazine](https://www.watermagazine.co.uk/2026/11/04/environment-agency-research-identifies-gaps-in-flood-recovery-arrangements/)