Top of the Poops | Constituency Sewage Map | Sheffield Brightside and Hillsborough

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Live data for Sheffield Brightside and Hillsborough in 2026

So far this year (as of 18 May 2026, 12:00) there has been 1,016 hours of sewage overflows, from 30 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s

Totals for Sheffield Brightside and Hillsborough in 2025

28 Sites polluted by Yorkshire Water

603 sewage dumps

1,823 hours duration

That's 2.53 months. On average 1.7 times a day

Change Over Time

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Constituencies near Sheffield Brightside and Hillsborough

Waterways in Sheffield Brightside and Hillsborough

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Sheffield Brightside and Hillsborough 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 all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Yorkshire Water	River Don	HIGH BRIDGE HILLSBOROUGH CSO	80	508	99.8
Yorkshire Water	Bagley Dyke	OWLER LANE CSO	73	290	100
Yorkshire Water	Todd Hole Dike/Mill Stream	HERRIES ROAD CSO	71	263	100
Yorkshire Water	Firth Park Stream	VICKERS ROAD CSO	57	148	100
Yorkshire Water	Sheffield Lane Dike	DEERLANDS AVENUE 178 NO 2 CSO	41	121	100
Yorkshire Water	Bagley Dike	NORWOOD ROAD NO2 CSO	42	114	93.8
Yorkshire Water	Blackburn Brook	DEEP LANE STORM SEWER OVERFLOW	21	66	99.9
Yorkshire Water	Bagley Dike	NORTHERN GENERAL HOSPITAL CSO	19	51	99.9
Yorkshire Water	River Loxley	WISEWOOD ROAD CSO	26	40	94
Yorkshire Water	Hartley Brook Dike	SICEY AVENUE CSO	5	33	97.1
Yorkshire Water	Bagley Dike	LONGLEY HALL NO. 2 CSO	19	31	100
Yorkshire Water	Hartley Brook Dike	GODRIC ROAD CSO	16	30	97.3
Yorkshire Water	Blackburn Brook	BUTTERTHWAITE ROAD CSO	17	26	100
Yorkshire Water	Blackburn Brook	FIFE STREET CSO	4	19	53.8
Yorkshire Water	Sheffield Lane Dike	HARTLEY BROOK ROAD CSO	15	18	100
Yorkshire Water	River Loxley	HOLME LANE CSO	16	12	100
Yorkshire Water	Firth Park Stream	FAIRTHORN ROAD NO 2 CSO	13	12	98.9
Yorkshire Water	River Don	CARLISLE STREET ROUNDABOUT CSO	17	10	77.6
Yorkshire Water	Firth Park Stream	FIRTH PARK ROAD NO 2 CSO	12	5	82.6
Yorkshire Water	River Loxley	HOLME LANE SYPTE CSO	8	4	99.9
Yorkshire Water	Duke Of Norfolk'S Culvert	CARLISLE STREET 129 CSO	9	3	50
Yorkshire Water	River Don	CARLISLE STREET ROUNDABOUT CSO	10	3	100
Yorkshire Water	Bagley Dyke	DUNMOW ROAD CSO	1	2	99.7
Yorkshire Water	Blackburn Brook	NEWMAN DRIVE CSO	5	1	99.3
Yorkshire Water	River Loxley	RUDYARD ROAD CSO	3	0	99.7
Yorkshire Water	Sheffield Lane Dike	DEERLANDS AVENUE 177 CSO	1	0	100
Yorkshire Water	Hartley Brook Dike	HARTLEY BROOK AVENUE CSO	1	0	100
Yorkshire Water	River Don	PARKSIDE ROAD CSO	1	0	100
Yorkshire Water	Clvrt River Don	CATCHBAR LANE CSO	0	0	99.9
Yorkshire Water	Culv River Don	CLAYWHEELS LANE CSO	0	0	93.3
Yorkshire Water	River Don	DUDLEY ROAD CSO	0	0	100
Yorkshire Water	River Don	GILPIN STREET DVISA A22 CSO	0	0	100
Yorkshire Water	Bagley Dyke	GODDARD HALL ROAD CSO	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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© 2020-2025 Top-Of-The-Poops CC-BY-SA 4.0,
© Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2025,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

Some data reproduced under Open Government Licence

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