Top of the Poops | Constituency Sewage Map | Halifax

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Live data for Halifax in 2026

So far this year (as of 18 May 2026, 12:00) there has been 2,638 hours of sewage overflows, from 43 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s

Totals for Halifax in 2025

37 Sites polluted by Yorkshire Water

1,232 sewage dumps

4,769 hours duration

That's 6.62 months. On average 3.4 times a day

Change Over Time

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Pollution Summary 2025

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

Reporting refers to how much of the time the monitoring was active. In this constituency 1 of the total 41 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway locations had reporting enabled for less than half the year.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Yorkshire Water	River Calder And Hebble Brook	HALIFAX STW	201	1,459	100
Yorkshire Water	Hebble Brook	HEBBLE LANE CSO	116	1,170	100
Yorkshire Water	River Ryburn	NEW INN WEST STREET CSO	77	604	100
Yorkshire Water	River Ryburn	WEST STREET COMBINED SEWER OVERFLOW	103	283	100
Yorkshire Water	River Calder	WHARFE HOUSE CSO	65	145	98.5
Yorkshire Water	Hebble Brook	RAGLAN STREET CSO	65	132	100
Yorkshire Water	Hebble Brook	HEBBLE BROOK CSO	43	123	100
Yorkshire Water	Shibden Beck	LEE LANE WPC WORKS	36	112	100
Yorkshire Water	Hebble Brook	JUMPLES CSO	45	78	88.6
Yorkshire Water	River Calder	SOWERBY NEW ROAD CSO	66	73	100
Yorkshire Water	River Calder	LONGBOTTOM BRIDGE CSO	9	71	100
Yorkshire Water	Calder+Hebble Navigation Canal	WAKEFIELD ROAD 90 CSO	39	69	95.2
Yorkshire Water	Hebble Brook Culverted	MOUNT PELLON CSO	60	54	100
Yorkshire Water	River Calder	BACK WHARF STREET CSO	33	43	86.8
Yorkshire Water	River Calder	DARK LANE NO 2 CSO	32	39	92.7
Yorkshire Water	Hebble Brook	DENE PLACE NO 2 CSO	25	37	99.8
Yorkshire Water	River Calder	PEAR TREE HOLLINS CSO	66	30	100
Yorkshire Water	River Ryburn	LUMB CLOUGH CSO	8	29	99
Yorkshire Water	River Calder	SOWERBY BRIDGE SEWAGE PUMPING STN	8	26	100
Yorkshire Water	Hebble Brook	DODGEHOLME CSO	16	26	100
Yorkshire Water	Brow Lane Sewer	WOODFALL SHELF EAST CSO	22	25	98.3
Yorkshire Water	Blackshaw Beck	EDGE END LANE CSO	16	23	99.8
Yorkshire Water	Ovenden Brook	OVENDEN ROAD CSO	13	21	100
Yorkshire Water	River Ryburn	WATSON MILL LANE CSO	7	17	27
Yorkshire Water	Strines Beck	HOLDSWORTH ROAD CSO	7	16	100
Yorkshire Water	Hebble Brook	KING STREET CSO	7	11	100
Yorkshire Water	River Calder	COPLEY VILLAGE SPS	1	8	100
Yorkshire Water	Rochdale Canal	HOLLINS LANE CSO	7	7	92.6
Yorkshire Water	Red Beck	SHIBDEN PARK CSO	4	6	100
Yorkshire Water	Lumb Brook Culverted	LUMBROOK NO 2 CSO	2	5	98.7
Yorkshire Water	River Calder	ROCHDALE CANAL CSO	2	4	100
Yorkshire Water	Hebble Brook	BOY LANE CSO	5	4	100
Yorkshire Water	River Calder	TOWN HALL STREET CSO	18	2	99.9
Yorkshire Water	Nether Ends Beck	STANSFIELD MILL CSO	4	2	58
Yorkshire Water	Hebble Brook	SEDBURGH ROAD CSO	2	0	100
Yorkshire Water	Hebble Brook Culverted	PELLON LANE CSO	1	0	100
Yorkshire Water	Hebble Brook	SSO AT FARROW MILL LANE, HALIFAX	1	0	99.8
Yorkshire Water	Ovenden Brook	LEE BRIDGE CSO	0	0	86.9
Yorkshire Water	River Ryburn	SOWERBY CROFT LANE NO 2 CSO	0	0	100
Yorkshire Water	Hebble Brook	STANNARY CSO	0	0	100
Yorkshire Water	Warley Clough Dams	WARLEY CLOUGH CSO	0	0	99.9

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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