Top of the Poops | Constituency Sewage Map | South Northamptonshire

Marker shade

Select Another Constituency

Constituency

Select the constituency from the drop-down

✔ means we have live data (𝑥 if not)

Live data for South Northamptonshire in 2026

So far this year (as of 14 Nov 2026, 12:15) there has been 10,752 hours of sewage overflows, from 133 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s - that's 1.24 years!

Sewage without rain in South Northamptonshire

On 23 occasions since December 2024, no rain fell anywhere in South Northamptonshire for days — and its CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s discharged anyway.

3 Mar - 9 Mar 2025 2 at once · 327h 20 Jan - 21 Jan 2025 3 at once · 144h 17 Jan - 18 Jan 2025 3 at once · 100h

Totals for South Northamptonshire in 2025

53 Sites polluted by Anglian Water Thames Water

884 sewage dumps

5,525 hours duration

Sewage pollution map of South Northamptonshire: 884 spills in 2025, lasting 5,525 hours, by Anglian Water and Thames Water

That's 7.67 months. On average 2.4 times a day

Change Over Time

Take Action

Your local MP is Sarah Bool (Conservative) - Find out more about their interests, donors, and voting at They Work For You

Share this page, post a message, and tell others about the huge problem of sewage pollution across the UK

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Anglian Water	Grendon Brook River Nene	BOZEAT STW	60	719	94.4
Anglian Water	River Tove River Gre	SILVERSTONE STW	69	659	100
Anglian Water	River Tove River Great Ouse N	TOWCESTER WATER RECYCLING CENTRE	31	504	93.8
Anglian Water	Grendon Brook	EASTON MAUDIT WRC	36	359	98.6
Anglian Water	Helmdon Brook River Tove	HELMDON WATER RECYCLING CENTRE	25	286	99.9
Anglian Water	Unknown River Nene	BRAFIELD SSO	33	265	99.1
Anglian Water	Of Wollaston Brook	A508 ROUNDABOUT	33	251	93.9
Anglian Water	Wootton Brook	HACKLETON SPS	15	228	99.4
Anglian Water	Hulcote Brook River Tove	TIFFIELD STW	23	174	99.9
Anglian Water	Dogsmouth Brook	COSGROVE CSO	26	166	99
Thames Water	Middleton Brook	BANBURY ROAD PUMPING STATION, MIDDL	31	155	96.8
Thames Water	Farthinghoestream	GREATWORTH STW, GREATWORTH, NORTHAN	12	123	100
Thames Water	Washle Brook	MIDDLETON CHENEY WTW	13	122	100
Anglian Water	Syresham Stream	STORM SEWER OVERFLOW CROWFIELD PS	15	122	100
Anglian Water	River Tove	STOKE BRUERNE STW	19	108	100
Thames Water	Ashby Brook	MORETON PINKNEY WWTW	26	105	99.6
Anglian Water	River Tove	PAULERSPURY - CUTTLE MILL PS	21	101	100
Anglian Water	Stream River Great Ouse	EVENLEY STW	12	99	99.9
Anglian Water	River Tove	GREENS NORTON WRC	8	83	100
Anglian Water	River Chater	GRENDON STW	33	83	100
Thames Water	Culworth Brook	Culworth	10	70	99.7
Anglian Water	Silverstone Brook	WHITTLEBURY SEWAGE PUMPING STATION	11	69	100
Anglian Water	Bugbrooke Brook	BUGBROOKE WRC	21	68	99.5
Thames Water	Chacombe Brook	CHACOMBE STW, CHACOMBE, NORTHANTS	21	60	100
Anglian Water	River Nene	UNITY CLOSE SSO	28	56	97.6
Anglian Water	River Nene	WEEDON ROAD CSO	37	53	100
Anglian Water	Denton Brook	DENTON TPS (NORTHANTS)	11	49	100
Thames Water	Kings Sutton Stream	KINGS SUTTON STW, KINGS SUTTON, NOR	6	44	97.7
Anglian Water	Salcey Brook	ASHTON WATER RECYCLING CENTRE	6	38	100
Anglian Water	River Nene	KISLINGBURY BAPTIST CHAPEL SSO	14	38	99.3
Anglian Water	Grendon Brook	SSO LOWER END	27	30	99.9
Anglian Water	Bugbrooke Brook	BUGBROOKE SPS	6	28	99.8
Anglian Water	Wootton Brook River Nene	GAYTON(NORTHANTS) STW	14	26	100
Anglian Water	River Nene	HARPOLE - NORTHAMPTON ROAD CSO	21	24	99.9
Anglian Water	River Tove	HELMDON TERMINAL PUMPING STATION	2	16	100
Anglian Water	River Nene	KISLINGBURY PUMPING STATION	6	16	100
Anglian Water	Grendon Brook	YARDLEY HASTINGS STW	8	15	100
Anglian Water	River Tove	BENGAL LANE	3	13	88.3
Anglian Water	Unknown	SHUTLANGER	13	13	100
Anglian Water	River Ouse	BRACKLEY TERMINAL PS	9	12	100
Anglian Water	Bugbrooke Brook	BUGBROOKE SSO ACE LANE	4	12	97.4
Anglian Water	River Nene	SSO UPPER HEYFORD	9	9	100
Anglian Water	Grendon Brook	SSO	6	8	100
Anglian Water	Great River Ouse	POTTERSPURY - CHURCH END CSO	2	7	60.8
Anglian Water	Milton Brook	SSO MILTON MALSOR	10	5	94
Anglian Water	Wollaston Brook	WOLLASTON - LONDON ROAD CSO	12	4	99.8
Anglian Water	Pattishall Brook	EX PATTISHALL STW SSO	6	3	100
Anglian Water	River Tove	WAPPENHAM SPS EO	2	3	99.2
Anglian Water	Wotton Brook	ROTHERSTHORPE PS	4	2	100
Anglian Water	Bugbrooke Brook	GRIMSCOTE PUMPING STATION	4	1	100
Anglian Water	Un Castle Ashby	CASTLE ASHBY STW	8	1	100
Anglian Water	Grendon Brook	GRENDON HALF MOON	1	0	98.4
Anglian Water	Grendon Brook	YARDLEY HASTINGS STW PS	1	0	100
Anglian Water	River Tove	BLAKESLEY TPS MANHOLE 135	0	0	99.7
Anglian Water	Hinton Stream	BRACKLEY - BRIDGE STREET CSO	0	0	98.5
Anglian Water	River Tove	BRADDEN PS NO.2	0	0	100
Anglian Water	River Tove	COSGROVE 23 MAIN STREET CSO	0	0	99.5
Anglian Water	Great River Ouse	DEANSHANGER CSO	0	0	100
Anglian Water	Farthingstone Brook River Nene	LITCHBOROUGH WRC	0	0	100
Anglian Water	Unknown River Nene	LITTLE HOUGHTON SSO	0	0	84.8
Anglian Water	Unknown	ROADE SO	0	0	14.2
Anglian Water	Salcey Brook	SALCEY FOREST SO	0	0	99.1
Anglian Water	Silverstone Brook River Tove	TOWCESTER TERMINAL PUMPING STATION	0	0	100
Anglian Water	River Nene	WOLLASTON (8250) SSO	0	0	61.8

South Northamptonshire

Select Another Constituency

Live data for South Northamptonshire in 2026

Sewage without rain in South Northamptonshire

Totals for South Northamptonshire in 2025

53 Sites polluted by Anglian Water Thames Water

Change Over Time

Take Action

Constituencies near South Northamptonshire

Waterways in South Northamptonshire

We need your support!

Pollution Summary 2025

Data Sources & Accuracy

Media Queries

Please Support Us