Water abstraction restrictions: 1,094 sites already cut in half

TL;DR. Water abstraction restrictions now cover far more of England than most licence holders realise. In the week to 17 September 2026 the Environment Agency had 467 mandatory restrictions in force plus 1,094 voluntary restrictions cutting abstraction by 50%, and reservoir storage had fallen to 56.1%, 19.7% below average. Breaching one, including a hands-off flow condition, is an offence under section 24 of the Water Resources Act 1991. The only way to prove a site meets water abstraction restrictions is a continuous, logged reading, not an annual estimate.

Key takeaways

• Water abstraction restrictions covered 467 mandatory and 1,094 voluntary licences in England, unchanged in the week to 17 September 2026 (Environment Agency).
• National reservoir storage stood at 56.1% in mid-September 2026, 19.7% below the average for the time of year, with 13 reservoirs or reservoir groups less than half full.
• Confirmed drought and dry-weather incidents already total 349 for 2026, more than the whole of 2025 (321).
• Temporary use bans remain in place for around 30 million people.
• A hands-off flow condition requires abstraction to stop once river flow drops below a stated level, and breaching it is an offence under section 24 of the Water Resources Act 1991.
• A meter reading taken once a quarter cannot prove compliance with water abstraction restrictions that can bite, and lift, inside a single week.

Last updated: 21 September 2026

How many sites are under water abstraction restrictions right now?

As of the week to 17 September 2026, water abstraction restrictions cover 467 licences mandatorily and 1,094 more voluntarily, cutting abstraction by 50%, per the Environment Agency’s weekly drought report. Neither figure moved from the previous week, which is not the same as water abstraction restrictions easing.

“There are 467 restrictions on abstraction licences” and “there is no change to the 1,094 voluntary restrictions in place reducing abstraction by 50%,” the Environment Agency’s dry weather and drought report for 11 to 17 September 2026 states.

The same report puts 10 areas formally in drought and 4 more in prolonged dry weather, so water abstraction restrictions landing on a licence this month sit inside a fourteen-area problem, not an isolated event.

What is a hands-off flow condition?

A hands-off flow condition is a licence term requiring abstraction to stop once flow in a river or other source drops below a stated level. It exists to protect the environment and other abstractors when water is short, and it can activate with no warning.

“As more of the available water is allocated to abstraction, licences are issued with increasingly restrictive HoF conditions to make sure sufficient water continues to be available for the environment,” gov.uk’s guidance on managing water abstraction states.

Most abstraction over 20 cubic metres a day needs a licence, reaching beyond farms and water companies to irrigation, quarries, process cooling and any estate with its own borehole (gov.uk). We covered the licence duties in full in our abstraction licence monitoring guide; this piece covers what has changed since.

Abstracting more than a licence allows, or breaching a hands-off flow trigger, is an offence under section 24 of the Water Resources Act 1991, carrying a fine on conviction alongside civil sanctions the Environment Agency can apply without going to court.

How low has reservoir storage fallen?

Reservoir storage across England stood at 56.1% in the week ending 15 September 2026, 19.7% below the average expected for the time of year, and 13 reservoirs or reservoir groups are already below half full.

“Storage for England was 56.1% in the week ending 15 September, which is 19.7% below average for the time of year. Thirteen reservoirs or reservoir groups are less than 50% full,” the same Environment Agency report states.

The shortfall is not spread evenly: only 3 reservoirs are classed as normal for the time of year and 6 as exceptionally low. Storage this low this early narrows the recovery window before next summer, as our piece on groundwater recharge sets out: winter rainfall, not autumn rain, refills a chalk aquifer.

Are drought incidents getting worse in 2026?

Yes. Confirmed drought and dry-weather incidents have already reached 349 in 2026, ahead of the entire 2025 total of 321, with three months of the year still to run.

“Confirmed incidents caused by drought and dry weather total 349 incidents since the start of 2026. This now exceeds the overall number for 2025 (321),” the Environment Agency reports.

Inside that total sit 34 confirmed algae incidents, 76 dead fish incidents and 167 abstraction or low-flow incidents, while temporary use bans remain in place for around 30 million people. These numbers sit beneath the escalation ladder we mapped in our piece on drought permits and orders, and they are the pressure behind this year’s water abstraction restrictions.

How do you prove a site is meeting water abstraction restrictions?

With a continuous, logged reading at the point of abstraction, not a quarterly meter walk. Meeting water abstraction restrictions, whether a voluntary 50% cut or a licence that can trip a hands-off flow condition inside a single week, cannot be evidenced after the fact from memory or an annual return alone.

The Clamp-on Ultrasonic Flow Meter straps onto existing pipework from DN8 to DN100 with no cutting or shutdown, logging the volume and rate water abstraction restrictions ask for instead of a periodic estimate. Where the licence also carries a hands-off flow condition, AQUAIOT Radar watches the source itself, non-contact and accurate to ±2 mm, so a falling river or borehole level shows before the trigger is breached, not after. Both feed the AQUAIOT Cloud, which timestamps every reading and alerts as a site nears its limit.

Frequently asked questions

How many water abstraction restrictions are in force in England?

Water abstraction restrictions covered 467 mandatory licences and 1,094 voluntary ones cutting abstraction by 50%, unchanged in the Environment Agency’s report for the week to 17 September 2026.

What happens if I breach a hands-off flow condition?

Abstracting other than in accordance with your licence, including breaching a hands-off flow condition, is an offence under section 24 of the Water Resources Act 1991, which can lead to a criminal fine or civil sanctions such as a compliance notice, a restoration notice or a stop notice.

Is reservoir storage in England still falling in 2026?

Yes. Storage stood at 56.1% in the week ending 15 September 2026, 19.7% below the average for the time of year, with 13 reservoirs or reservoir groups less than half full.

Does a manual meter reading satisfy water abstraction restrictions?

Not reliably. Water abstraction restrictions can require a stop within days, and a licence holder can only prove they responded in time with a continuous logged record, not a manual reading taken weeks apart.

Talk to us about your abstraction point

AQUAIOT installs flow and level instrumentation on live abstraction points and feeds both into one dashboard with alerting and reporting built in. If your evidence for water abstraction restrictions is still a number on a clipboard, see the full AQUAIOT product range to scope continuous monitoring for your site.

By GP, Digital and IoT lead at AQUAIOT.