Top of the Poops | Waterway | Unknown | Polluted by South West Water

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Totals for Unknown in 2025

39 Sites polluted by South West Water

3,965 sewage dumps
27,011 h duration

That's 3.13 years. On average 10.9 times a day

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Constituencies along Unknown

Places along Unknown

Pollution Summary 2025

Here are all the reported sewage overflow totals for Unknown in 2025. Sometimes sewage can be being dumped for months at a time.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
South West Water	Unknown	CHACEWATER STW	170	3,552	98
South West Water	Unknown	PRAZE AN BEEBLE STW	147	3,152	100
South West Water	Unknown	LUTTON STW	224	2,894	99.95
South West Water	Unknown	ST AUSTELL NORTH STW	86	1,557	99.5
South West Water	Unknown	KINGSCOTT STW	84	1,260	98.1
South West Water	Unknown	BRATTON FLEMING STW	61	1,191	100
South West Water	Unknown	THE HAM PS TANK & CSO - SIDMOUTH	101	981	99.67
South West Water	Unknown	BERE ALSTON STW	82	978	100
South West Water	Unknown	CHITTLEHAMHOLT STW	72	889	99.7
South West Water	Unknown	ASHWATER STW	104	855	100
South West Water	Unknown	HALBERTON STW	64	823	99.7
South West Water	Unknown	YARCOMBE STW	87	821	100
South West Water	Unknown	STOKE CLIMSLAND STW	105	802	100
South West Water	Unknown	UGBOROUGH STW	92	798	99.05
South West Water	Unknown	MORELEIGH STW	92	764	100
South West Water	Unknown	HARROWBARROW WWTW	68	628	98.7
South West Water	Unknown	WWTW AT MORCHARD BISHOP	124	593	97.6
South West Water	Unknown	PERRANUTHNOE PUMPING STATION	50	565	100
South West Water	Unknown	CHERITON BISHOP STW	41	520	100
South West Water	Unknown	RILLA MILL WWTW	38	463	98.2
South West Water	Unknown	LEE MILL STW	116	448	99.9
South West Water	Unknown	WILMINGTON STW	34	419	100
South West Water	Unknown	EXBOURNE STW	84	319	88.9
South West Water	Unknown	WOOLFARDISWORTHY STW	23	301	93.1
South West Water	Unknown	TREKNOW STW	17	296	100
South West Water	Unknown	MUSBURY & WHITFORD STW	1,464	281	100
South West Water	Unknown	CLEARBROOK STW	26	171	98.8
South West Water	Unknown	ST KEVERNE STW	22	143	100
South West Water	Unknown	PARKHAM STW	43	134	100
South West Water	Unknown	WEEK ST MARY STW	40	121	100
South West Water	Unknown	PAR SEWAGE TREATMENT WORKS	11	55	99.9
South West Water	Unknown	THORVERTON WWTW	14	54	100
South West Water	Unknown	BISHOPS NYMPTON STW	53	41	100
South West Water	Unknown	BLACKWATER STW	41	38	100
South West Water	Unknown	ST GENNYS STW	19	34	99.7
South West Water	Unknown	ST BREWARD STW	41	29	100
South West Water	Unknown	SAMPFORD COURTNEY STW	15	15	100
South West Water	Unknown	PARRACOMBE STW	5	6	100
South West Water	Unknown	ILSHAM ROAD CSO	5	2	100
South West Water	Unknown	NEWTON ST CYRES STW	0	0	100
South West Water	Unknown	VICTORIA QUAY PSCSO/EO	0	0	100

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales, and Scottish Water

Experimental derived data from Thames Water API, Some data may be missing or inaccurate. Live sewage data from Stream Water API

Uses Environment Agency rainfall data from the real-time data API (Beta) - Rainfall data is delayed by up to two days.

This website is intended to provide an accurate representation of the Environment Agency data. The data is hard to use, and thus some errors may have been made. If you find something that is incorrect, please raise an issue at the GitHub issues page and we'll endeavour to fix it quickly.

This project is not associated, approved or endorsed by any of the companies whose logos you see here.

Analysing sewage pollution by the Water Industry

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Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

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