Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418)

Storm overflow operated by Anglian Water. The source names Uppingham Brook as the receiving water.

11
Spills in 2025: 24.6
Recorded hours: 91.9%
Monitor operation: 5
Years listed

The reported spill count was 11 higher than in 2024. This compares event counts, not discharge volume.

Current status unknown

Checking the latest monitor report…

How it compares in 2025

Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) recorded 11 spills in 2025. That is more than 49% of the 14,239 overflows in England with a reported figure, and ranks 6,918th nationally. Among Anglian Water overflows it ranks 478th of 1,438; the median Anglian Water overflow recorded 6 spills. On the Uppingham Brook waterbody it ranks 3rd of 3.

Group	Rank by spills	Median spills	Median hours
This outlet	–	11	24.6
England	6,918th of 14,239	11	22.3
Anglian Water	478th of 1,438	6	13.5
Uppingham Brook	3rd of 3	12	39.8

Rank 1 has the most spills. Equal counts share a rank. Only overflows with a reported count are ranked. Counts do not measure volume, so a higher rank does not mean more sewage.

Annual spill history

From 2021 to 2025, the reported count went from 123 to 11 spills. The highest count was 123 in 2021 and the lowest was 0 in 2024. The monitor worked for less than 90% of 2021, so that count may be low.Amber bars mark years when the monitor worked for less than 90% of the year.

Year	Spills	Duration	Monitor operation	Source
2025	11	24.6 hours	91.9%	Official data
2024	0	0 hours	100%	Official data
2023	10	6.3 hours	100%	Official data
2022	98	1,000.8 hours	100%	Official data
2021	123	829 hours	73.7%Low coverage	Official data

A missing figure means the source did not provide a usable value. A zero is shown as zero. Monitor operation below 90% can make comparison less reliable.

Outlet details

Water company: Anglian Water
Outlet type: Storm tank at a wastewater treatment works
Permit: AW5NF743
Activity reference: A2
Grid reference: SP8779099280
Waterbody ID: GB105031050530Official waterbody record ↗
Location source: Official annual grid reference
Location precision: About 1 metres
Location note: Unknown

About the name and type

The annual return lists this asset as “Storm tank at WwTW”: storm tank at a wastewater treatment works. The overflow comes from storm storage at a treatment works.

The waterbody link opens the Environment Agency record for the exact ID in the return. It is a source lookup; we do not import its classification.

Where it is

The recorded position is about 1.5 km east of the Uppingham reference point in the ONS built-up areas data.

Area and water pages

Uppingham Brook waterbody →

Check the official record

Public access to this outlet is unknown. Do not enter restricted land or use this page as a route guide.

Open official source ↗

Other outlet records nearby

Uppingham STW
Anglian Water · Uppingham Brook
Current status unknown

Bisbrooke Sp
Anglian Water · Uppingham Brook
Current status unknown
Lyddington STW
Anglian Water · Lyddington Brook. River Wellan
Current status unknown
Gretton STW
Anglian Water · Tributary of the River Welland
Current status unknown

Questions about Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418)

Who operates Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418)?: Anglian Water is the operator named in the annual record. The permit reference is AW5NF743.
Where does Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) discharge?: The source names Uppingham Brook as the receiving water. This does not show how far a discharge travelled.
How many times did Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) spill in 2025?: The 2025 return records 11 counted spill events and 24.6 hours of recorded discharge. Spills are counted with the 12/24-hour method, so this is not a count of every start signal.
Can I trust the 2025 figures for this outlet?: The monitor worked for 91.9% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
Is Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) discharging right now?: This record is linked to a company live feed. The panel above shows the latest report we hold, with its date. That report can be old, and the monitor can be offline, so check the date before relying on it. A report that no discharge is taking place is not a water-quality result.
How accurate is the map marker?: The marker comes from the grid reference in the official annual return, which is accurate to about 1 metres. It shows the recorded outlet position, not the extent of any discharge.
What kind of outlet is Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418)?: The annual return lists the asset type as “Storm tank at WwTW”, which means storm tank at a wastewater treatment works. The overflow comes from storm storage at a treatment works.
How does Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) compare with other overflows?: Uppingham STW, Anglian Water (AW5NF743 · A2 · AWS01418) recorded 11 spills in 2025. That is more than 49% of the 14,239 overflows in England with a reported figure, and ranks 6,918th nationally. Among Anglian Water overflows it ranks 478th of 1,438; the median Anglian Water overflow recorded 6 spills. On the Uppingham Brook waterbody it ranks 3rd of 3. Ranks compare counted spill events only. They do not compare volume or harm.
Does zero spills mean the water was safe?: No. A zero means the annual return recorded zero counted spill events for this outlet and year. It is not a water-quality test, and pollution can come from other sources.