Top of the Poops | Constituency Sewage Map | South East Cornwall

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Live data for South East Cornwall in 2026

So far this year (as of 12 Nov 2026, 12:45) there has been 32,989 hours of sewage overflows, from 200 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s - that's 3.82 years!

Sewage without rain in South East Cornwall

On 13 occasions since December 2024, no rain fell anywhere in South East Cornwall for days — and its CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s discharged anyway.

28 Dec - 30 Dec 2025 7 at once · 237h 21 Mar - 23 Mar 2026 3 at once · 86h 18 May - 19 May 2025 2 at once · 19h

Totals for South East Cornwall in 2025

92 Sites polluted by South West Water

3,997 sewage dumps

36,130 hours duration

Sewage pollution map of South East Cornwall: 3,997 spills in 2025, lasting 36,130 hours, by South West Water

That's 4.18 years. On average 11 times a day

Change Over Time

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Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
South West Water	River Tamar	METHERELL WWTW	137	2,390	96.65
South West Water	St Neot River	ST NEOT STW	167	2,031	100
South West Water	River Lynher	GOLBERDON STW	126	1,782	100
South West Water	Landrake Stream	LANDRAKE WASTEWATER TREATMENT WORKS	91	1,755	100
South West Water	River Tamar Estuary	ST DOMINICK WWTW	93	1,669	98.5
South West Water	River Fowey	COMMONMOOR STW	127	1,589	100
South West Water	River Seaton	MENHENIOT WWTW	131	1,574	100
South West Water	Unknown	ST AUSTELL NORTH STW	86	1,557	99.5
South West Water	River Loveny	CHAPEL CAR PARK PSCSO/EO	82	1,489	99.9
South West Water	River Tamar	GUNNISLAKE WWTW	166	1,396	100
South West Water	River Fowey	COULSON PARK PUMPING STATION	78	1,371	100
South West Water	River Pol	PELYNT WASTEWATER TREATMENT WORKS	84	1,368	100
South West Water	Tremar Stream	ST CLEER WASTEWATER TREATMENT WORKS	67	1,095	100
South West Water	English Channel	SEATON PUMPING STATION	67	1,071	100
South West Water	River Tamar	ST DOMINICK PUMPING STATION	72	1,066	100
South West Water	River Tamar	HAREWOOD ROAD CSO	164	1,029	99.9
South West Water	Haye Valley Stream	CALLINGTON WWTW	62	1,005	100
South West Water	Millbrook Lake	MILLBROOK STW	66	847	100
South West Water	East Looe River	LISKEARD STW	73	789	97.5
South West Water	River Tamar	PLAYING FIELDS PUMPING STATION	73	660	100
South West Water	Unknown	HARROWBARROW WWTW	68	628	98.7
South West Water	River Tamar	LATCHLEY STW	42	604	98.9
South West Water	St John'S Lake	TORPOINT WASTEWATER TREATMENT WORKS	57	548	100
South West Water	Unknown	RILLA MILL WWTW	38	463	98.2
South West Water	Haye Valley Stream	HAYE ROAD COMBINED SEWER OVERFLOW	77	462	99.6
South West Water	River Lynher	PILLATON WASTEWATER TREATMEMT WORKS	33	452	100
South West Water	River Seaton	MINIONS STW	105	361	100
South West Water	Cawsand Bay Estaurine Via Sws	CAWSAND SOUTH PUMPING STATION	29	354	100
South West Water	English Channel	DOWNDERRY	27	305	98.6
South West Water	River Lynher	HATT WASTEWATER TREATMENT WORKS	24	303	90.3
South West Water	Polbathic Lake	ST GERMANS WWTW	27	295	100
South West Water	Looe River	HEALTH CENTRE CAR PARK PSEO/CSO	67	278	100
South West Water	Unnamed To West Looe Rivr	DOBWALLS SPS	27	272	100
South West Water	River Tamar	CHILSWORTHY WWTW	41	250	95.7
South West Water	River Tamar Via Sws	GUNNISLAKE NO.2 CSO	82	230	97.8
South West Water	Saltmill Creek	RIVERVIEW PSCSO/EO	20	211	100
South West Water	River Tiddy	PENSILVA PUMPING STATION	22	206	98.1
South West Water	River Lyner	FORDER NO 1 PSCSO/EO	28	200	98.9
South West Water	River Seaton	CROWSNEST STW	40	183	94.7
South West Water	St Mellion Stream	ST MELLION PUMPING STATION	22	145	100
South West Water	River Lynher Estuary	ANTONY STW (INLET TO WORKS) SSO	64	133	98.1
South West Water	River Tamar	CARGREEN PSCSO/EO	49	130	100
South West Water	Hamoaze	MACEY STEPS CSO	56	127	96.4
South West Water	Plymouth Sound	CATTEDOWN ROAD PUMPING STATION	34	127	100
South West Water	Cawsand Bay	KINGSAND SEWAGE PUMPING STATION	65	122	95.85
South West Water	Looe Bay	HANNAFORE PUMPING STATION	61	115	100
South West Water	River Seaton	FACTORY HOUSES PUMPING STATION	12	107	100
South West Water	East Looe River	SUNGIRT LANE CSO	29	90	100
South West Water	Saltmill Creek	ADIT LANE CSO	60	89	97.4
South West Water	West Looe River	DULOE STW	41	88	100
South West Water	Looe Bay	PLAIDY PUMP STATION	58	61	98.3
South West Water	River Seaton	CHURCH SQUARE CSO	12	56	100
South West Water	Whitsand Bay	PORTWRINKLE PSCSO/EO	17	48	100
South West Water	River Tamar	THANCKES PARK PUMPING STATION	32	43	76
South West Water	River Tamar Estuary	COWDRY CLOSE CSO	17	37	92.2
South West Water	River Seaton	WIDEGATES WWTW	39	34	100
South West Water	River Tamar	ROWING CLUB NO2 CSO	30	32	100
South West Water	St Johns Leat	ST JOHN STW	42	32	97.7
South West Water	Un-Named Watercourse	TREDINNICK STW	23	31	98.5
South West Water	River Tamar Estuary	COOMBE ROAD CSO	10	25	100
South West Water	River Fowey	EAST TAPHOUSE WWTW	18	25	99.9
South West Water	River Seaton	SCAWNS HILL CSO	10	24	100
South West Water	East Looe River	TREWIDLAND STW	32	22	100
South West Water	Plymouth Sound	CHAPELDOWN PUMPING STATION	27	22	100
South West Water	Looe River	LOOE BULLER QUAY	12	21	100
South West Water	River Tiddy	QUETHIOCK WWTW	34	20	100
South West Water	Pont Pill	LANREATH PUMPING STATION	23	18	100
South West Water	River Tamar	LOWER KELLY PSCSO/EO	8	18	100
South West Water	English Channel	POLPERRO WWTW	12	14	100
South West Water	River Lerryn	LERRYN PSCSO/EO	19	13	100
South West Water	River Tamar Estuary	WATERSIDE PUMPING STATION	8	10	99.7
South West Water	River Lyner	FORDER NO 2 PSCSO/EO	5	8	98.9
South West Water	Tamar Estuary	OLD FERRY ROAD CSO	11	7	100
South West Water	River Tamar	THE QUAY COMBINED SEWER OVERFLOW	19	7	100
South West Water	Stream	ST MELLION PUMPING STATION	2	6	100
South West Water	River Tamar	BRUNEL BRIDGE CSO	29	6	94.8
South West Water	River Lyner	LANDRAKE PUMPING STATION	3	6	100
South West Water	Polbathic Stream	POLBATHIC VILLAGE PS	16	5	100
South West Water	River Tamar Estuary	SPENCER GARDENS CSO	12	5	99
South West Water	Looe River	WEST LOOE SQUARE CSO	4	4	100
South West Water	East Looe River	NEW ROAD CSO	3	3	100
South West Water	Blunts Stream	BLUNTS STW	11	3	100
South West Water	Hamoaze	WILCOVE STW	2	2	100
South West Water	Par Sands	RESCORLA CSO	7	2	93.8
South West Water	River Fowey Estuary	BODINNICK COMBINED SEWER OVERFLOW	3	1	100
South West Water	River Tamar	ROWING CLUB NO1 CSO	8	1	100
South West Water	Millbrook Via Sws	DAWES LANE COMBINED SEWER OVERFLOW	6	0	100
South West Water	Saltmill Creek	HOMER PARK CSO	7	0	100
South West Water	River Lynher Estuary	MOORLANDS PSCSO/EO	4	0	100
South West Water	River Lynher	SHEVIOCK STW SO	1	0	99.3
South West Water	Saltmill Creek	RIVERVIEW CSO	1	0	100
South West Water	Cawsand Bay	NORTH ROCK SEWAGE PUMPING STATION	1	0	95.8
South West Water	River Tamar Estuary	CULVER ROAD CSO	0	0	100
South West Water	River Tamar	GUNNISLAKE NO.1 CSO	0	0	98.6
South West Water	River Tamar	KINGSWOOD ROAD PUMPING STATION	0	0	100
South West Water	River Seaton	LAKE LANE PUMPING STATION	0	0	99.8
South West Water	River Fowey	LANTEGLOS PSCSO/EO	0	0	100
South West Water	Polbathic Lake	LYNHER PSCSO/EO	0	0	95.8
South West Water	East Looe River	MINIONS CSO	0	0	100
South West Water	River Fowey Estuary	POLRUAN QUAY PS	0	0	100
South West Water	Whitsand Bay	PORTWRINKLE TANK CSO	0	0	100
South West Water	West Looe River	ST KEYNE NO.1 PSCSO/EO	0	0	99.7
South West Water	River Lyner	UPTON CROSS COMBINED SEWER OVERFLOW	0	0	95.1
South West Water	East Looe River	VALLEY VIEW PSCSO/EO	0	0	100

South East Cornwall

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Live data for South East Cornwall in 2026

Sewage without rain in South East Cornwall

Totals for South East Cornwall in 2025

92 Sites polluted by South West Water

Change Over Time

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