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Huddersfield

Polluted by sewage 2,229 times in 2025 lasting 8,269 hours

Monitoring fell below 50% in some locations so could be more

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Totals for Huddersfield in 2025

75 Sites polluted by Yorkshire Water

2,229 sewage dumps

8,269 hours duration

That's 11.48 months. On average 6.1 times a day

Change Over Time

Constituency for Huddersfield

Nearby Constituencies

Waterways in Huddersfield

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Huddersfield 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 place 1 of the total 86 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	HUDDERSFIELD STW	254	1,532	97.95
Yorkshire Water	River Colne	THISTLE STREET CSO	117	1,122	100
Yorkshire Water	Mag Brook	THIRSTIN ROAD NO2 CSO	60	450	100
Yorkshire Water	Round Wood Beck	WATERLOO ROAD NO2 CSO	69	386	100
Yorkshire Water	River Holme	QUEENS SQUARE CSO	62	364	100
Yorkshire Water	River Colne	BARBER ROW NO 2 CSO	72	351	100
Yorkshire Water	Lees Head Beck	DALTON ICI NORTH NO 2 CSO	65	325	100
Yorkshire Water	River Holme	HONLEY HUDDERSFIELD ROAD NO 2	58	304	100
Yorkshire Water	Longwood Brook	LEYMOOR ROAD CSO	76	215	99.9
Yorkshire Water	River Colne	TITANIC MILLS CSO	50	212	100
Yorkshire Water	River Holme	CORN MILL NO 2 CSO	35	154	100
Yorkshire Water	River Colne	BOG GREEN LANE	54	149	86.7
Yorkshire Water	Fenay Beck	FENAY BRIDGE TANK CSO	30	146	100
Yorkshire Water	Cinderfield Dike	BRADLEY LEEDS ROAD CSO	45	139	100
Yorkshire Water	Lees Hd Beck Colne/Calder	DALTON ICI SOUTH CSO	22	136	98.4
Yorkshire Water	Longwood Brook	MILNSBRIDGE (MARKET STREET) CSO	55	125	68.2
Yorkshire Water	River Holme	STOCKWELL HILL CSO	38	118	100
Yorkshire Water	River Colne	COLNE ROAD CSO	37	117	99.1
Yorkshire Water	Calder	EAST COWICK SEWAGE PUMPING STATION	52	117	100
Yorkshire Water	River Colne	RED DOLES ROAD CSO	44	108	100
Yorkshire Water	River Colne	GORDON TERRACE CSO	29	107	99.7
Yorkshire Water	Fenay Beck	FENAY LANE CSO	31	107	100
Yorkshire Water	Culverted River Colne	PADDOCK FOOT CSO	48	99	100
Yorkshire Water	River Colne	NEWSOME ROAD CSO	40	90	100
Yorkshire Water	River Colne	DAISY STREET CSO	31	89	87.5
Yorkshire Water	River Colne	GASWORKS STREET CSO	49	85	100
Yorkshire Water	River Holme	ARMITAGE FOLD CSO	54	84	100
Yorkshire Water	River Colne	LONGROYD MANCH ROAD CSO	47	65	57.3
Yorkshire Water	Oxfield Beck	LAKE SIDE LANE SSO	9	65	99.9
Yorkshire Water	River Colne	ANCHOR STREET CSO	34	63	100
Yorkshire Water	River Colne	FACTORY LANE CSO	23	60	87.6
Yorkshire Water	Round Wood Beck	DALTON WAKEFIELD ROAD CSO	28	49	100
Yorkshire Water	Lees Head Beck	DALTON LONG LANE NO 2 CSO	23	45	100
Yorkshire Water	River Colne	MORLEY LANE CSO	32	41	100
Yorkshire Water	Grimescar Dike	BURN ROAD CSO	23	38	97.3
Yorkshire Water	River Colne	WILLOW LANE BECK CSO	28	37	100
Yorkshire Water	River Colne	BRADLEY MILLS ROAD SPS	3	36	100
Yorkshire Water	River Holme	WATER STREET CSO	32	35	100
Yorkshire Water	River Colne	WILLOW LANE CSO	27	34	100
Yorkshire Water	River Colne	BEN SHAWS CSO	18	32	72.4
Yorkshire Water	River Colne	CARR PIT ROAD CSO	10	32	100
Yorkshire Water	River Colne	MILNS SHAW LANE NO 2 CSO	20	31	99.7
Yorkshire Water	River Colne	KINGS MILL LANE NO 2 CSO	9	30	100
Yorkshire Water	River Colne	LONGLEY PARK CSO	9	30	99.8
Yorkshire Water	River Colne	FERNLEA GROVE CSO	16	28	100
Yorkshire Water	Longwood Brook	DALE STREET CSO	17	27	99
Yorkshire Water	Longwood Brook	LOWER HIRST CSO	13	26	68.2
Yorkshire Water	River Colne	EAST COWICK SEWAGE PUMPING STATION	23	20	100
Yorkshire Water	Culverted Longwood Brook	NEW HEY ROAD CSO	11	19	100
Yorkshire Water	River Colne	DOG KENNEL BANK/SOMERSET ROAD CSO	13	17	100
Yorkshire Water	River Colne	BARGATE CSO	8	17	100
Yorkshire Water	River Colne	SCAR LANE CSO	11	15	99.8
Yorkshire Water	Huddersfield Brd Canal	BRADLEY ROAD NO'S 1 & 2 CSO	15	14	73.5
Yorkshire Water	Varies With Outlet	EAST COWICK SEWAGE PUMPING STATION	4	13	100
Yorkshire Water	River Holme	LOCKWOOD SCAR CSO	9	13	100
Yorkshire Water	Penny Dike	ASPLEY WAKEFIELD ROAD CSO	13	12	100
Yorkshire Water	Colne	JACK HILL CSO	11	12	100
Yorkshire Water	River Colne Via Birkby Relief	FARTOWN BRADFORD ROAD CSO	17	11	100
Yorkshire Water	River Colne	BROOK LANE CSO	14	9	99.9
Yorkshire Water	River Holme	HONLEY NEWTOWN NO 2 CSO	18	9	100
Yorkshire Water	River Colne	RAMSDEN MILL CSO	4	8	99.6
Yorkshire Water	River Calder	COOPER BRIDGE CSO	9	6	99.9
Yorkshire Water	River Colne	CROSLAND ST/BLACKMOORFOOT RD CSO	15	5	100
Yorkshire Water	River Holme	HONLEY BRIDGE NO 2 CSO	11	4	100
Yorkshire Water	Cinderfield Dike	COLLIERY LANE CSO	2	4	100
Yorkshire Water	Clayton Dike	DEVERON GROVE NO 2 CSO	7	3	100
Yorkshire Water	River Colne	WHITEHEAD LANE CSO	5	1	100
Yorkshire Water	Huddersfield Broad Can	OAK ROAD CSO	2	0	100
Yorkshire Water	River Colne	COPLEY BANK CSO	1	0	100
Yorkshire Water	River Colne	ALANDALE ROAD BRADLEY CSO	2	0	100
Yorkshire Water	Culv Hebble Beck	CASTLEGATE BRADFORD CSO	1	0	93.1
Yorkshire Water	River Colne	ST THOMAS ROAD CSO	2	0	99.5
Yorkshire Water	River Colne	PICKFORD STREET CSO	1	0	99.8
Yorkshire Water	River Colne	IVY STREET CSO	1	0	100
Yorkshire Water	River Colne	LONGROYD MANCH ROAD CSO	1	0	92.3
Yorkshire Water	Culv River Holme	HONLEY EASTGATE CSO	0	0	98.2
Yorkshire Water	Clay Wood Brook	NETTLETON HILL CSO	0	0	40.9
Yorkshire Water	Fenay Beck	ALMONDBURY CSO	0	0	100
Yorkshire Water	River Holme	BEAUMONT PARK CSO	0	0	70.8
Yorkshire Water	River Colne	BROOK MOTORS CSO	0	0	100
Yorkshire Water	River Colne	CHARLIE BROWNS CSO	0	0	100
Yorkshire Water	Grimscar Dike	CRESCENT ROAD CSO	0	0	99.8
Yorkshire Water	Sewer To River Colne	LEEDS ROAD SPS (ICI)	0	0	100
Yorkshire Water	River Colne	LONGROYD BRIDGE CSO	0	0	99.9
Yorkshire Water	River Holme	QUEENS MILL ROAD (OFF)	0	0	100
Yorkshire Water	River Colne	SPRINGDALE MILLS 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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