City of Durham was polluted by sewage 2,499 times in 2024
lasting 15,040 hours - that's 1.74 years!
- but monitoring was disabled in some locations, so could be more

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Select the constituency from the drop-down
✔ means we have experimental daily data since 2023
Live data for City of Durham in 2025
So far this year (as of Apr 16, 2025, 2:00 PM) there has been 2,636 hours of sewage overflows - that's 0.31 years!
Totals for City of Durham in 2024
91 Sites polluted by Northumbrian Water
2,499 sewage dumps
15,040 h duration
That's 1.74 years! On average 6.8 times a day
Change Over Time
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Constituencies near City of Durham
Waterways in City of Durham
Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for City of Durham, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.
Each CSO has a row, the most recent data is on the right hand side.
     Monitoring Online      Monitoring Offline      Polluting      Potentially Polluting      Unknown
Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

Pollution Summary 2024

Here are all the reported sewage overflow totals for City of Durham in 2024. 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 110 CSO locations had reporting enabled for less than half the year, of which 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Northumbrian Water Deerness ESH WINNING SEWAGE TREATMENT WORKS 113 1,466 100
Northumbrian Water Pittington Beck LOW PITTINGTON PUMPING STATION 70 1,342 100
Northumbrian Water Wear WILLINGTON STW 49 704 99.8
Northumbrian Water Browney WITTON GILBERT STW 47 670 99.9
Northumbrian Water Wear BARKERS HAUGH STW 55 639 97.5
Northumbrian Water River Browney SNOWDONS FARM CSO 46 598 100
Northumbrian Water Holy Well Burn SUNNYBROW SEWAGE PUMPING STATION 72 594 98.1
Northumbrian Water Sherburn Beck SHERBURN SEWAGE TREATMENT WORKS 61 588 100
Northumbrian Water Wear CSO WV80 DISUSED STW HUNWICK 94 486 99.6
Northumbrian Water Brancepeth Beck BRANCEPETH STW 46 481 69.3
Northumbrian Water Coalford Beck PITTINGTON STW 69 444 100
Northumbrian Water Browney BEAR PARK (ALDIN GRANGE) STW 45 380 62.2
Northumbrian Water Steeley Burn SATLEY STW 59 352 96.9
Northumbrian Water Saltwell Gill DURHAM UNIVERSITY STW 71 340 99.95
Northumbrian Water River Browney WITTON GILBERT STW 75 312 100
Northumbrian Water Hamsteels Beck QUEBEC PUMPING STATION 45 288 100
Northumbrian Water Wear, HIGH CARR ROAD CSO 80 272 100
Northumbrian Water River Browney FRONT STREET CSO 74 265 43.6
Northumbrian Water Wear FINCHALE VIEW 52 246 92.6
Northumbrian Water River Wear PITHOUSE LANE CSO (WEST RAINTON 5) 51 238 98.7
Northumbrian Water River Wear SANDS SYPHON SSO 45 238 88.3
Northumbrian Water Browney STONEBRIDGE SEWAGE PUMPING STATION 69 237 99.5
Northumbrian Water Unnamed Of River Browney BROWNEY LANE CSO 41 224 98
Northumbrian Water Priest Burn TOOL HIRE CSO 44 221 100
Northumbrian Water River Deerness SCOUT HOUSE FARM 1 CSO 29 216 99.9
Northumbrian Water River Wear MILLBURNGATE CSO 29 214 100
Northumbrian Water River Wear BARKERS HAUGH NO 8 CSO 42 211 92.6
Northumbrian Water Deerness HIGH WATERHOUSE FARM (100M WEST OF) 25 184 100
Northumbrian Water River Deerness ESH WINNING SPS 25 180 100
Northumbrian Water River Wear FRANKLAND LANE CSO 17 152 38
Northumbrian Water River Browney ALDIN GRANGE CSO 41 152 92.7
Northumbrian Water Priest Burn FAIR VIEW STORM SEWAGE OVERFLOW 24 130 82
Northumbrian Water Dene Burn DENESIDE CSO 42 124 99.2
Northumbrian Water Wear WEST RAINTON STW 10 123 30
Northumbrian Water River Wear ELVET SYPHON CSO 31 111 57
Northumbrian Water Black Dene Burn PITY ME SEWAGE TREATMENT WORKS 30 104 100
Northumbrian Water River Deerness ESH WINNING CSO POINT A2 22 103 99
Northumbrian Water River Wear LOW WILLINGTON PARK CSO 37 94 99.3
Northumbrian Water Deerness ESH WINNING CSO POINT A2 22 85 99.9
Northumbrian Water Deerness JOYCE TERRACE AND DEERNESS VIEW STW 13 85 58.9
Northumbrian Water Deerness ESH WINNING CSO POINT A2 21 84 100
Northumbrian Water River Wear CHURCH STREET DU026 10 78 25.4
Northumbrian Water Wear PELAW WOOD SEWER, NO 1 BATHS BRIDGE 32 77 99.9
Northumbrian Water Browney LANGLEY PARK SEWAGE PS 16 68 100
Northumbrian Water Browney BROWNEY STW 20 59 99.5
Northumbrian Water Pelaw Wood Beck LAUREL AVENUE CSO 32 59 100
Northumbrian Water River Browney GROVE TERRACE CSO DU005 37 58 98.2
Northumbrian Water River Deerness SCOUT HOUSE FARM 2 CSO 34 56 99.2
Northumbrian Water Old Durham Beck SHINCLIFFE NO 2 PS 12 55 100
Northumbrian Water Wear RUSSEL PLACE CSO 18 52 96.5
Northumbrian Water Wear, WILLINGTON SYSTEM CSO 24 47 100
Northumbrian Water River Wear BARKERS HAUGH CSO NO. 10 28 40 100
Northumbrian Water River Deerness BLEACH GREEN FARM CSO 14 36 89
Northumbrian Water Wear CANTEBURY ROAD CSO 18 35 100
Northumbrian Water River Browney TOLL HOUSE ROAD CSO 29 33 99.2
Northumbrian Water River Browney OPPOSITE 16 FRONT STREET CSO 17 33 32.7
Northumbrian Water Coldwell Burn LOCAL AVENUE 13 30 93.2
Northumbrian Water Wear WEST RAINTON CSO DU085 20 29 100
Northumbrian Water Pity Me Beck PITY ME ROUNDABOUT CSO 16 26 93.1
Northumbrian Water Pittington Beck RENNYS LANE PUMPING STATION 11 19 100
Northumbrian Water Wear WEST RAINTON CSO DU085 13 16 95.1
Northumbrian Water Shadforth Beck CHURCH VILLAS CSO 7 15 97.2
Northumbrian Water Goat'S Beck River Browney DURHAM SKILL CENTRE CSO DU008 11 13 99.2
Northumbrian Water River Browney BACK ELM STREET CSO 8 11 100
Northumbrian Water Pittington Beck STATION BANK (DU21) 11 7 100
Northumbrian Water Willington Burn GARDNER AVENUE CSO 8 7 96.3
Northumbrian Water River Wear SHINCLIFFE (A177) CSO 7 7 100
Northumbrian Water Wear SALISBURY PS 3 7 100
Northumbrian Water Steeley Burn MILLHOUSE FARM CSO 9 7 100
Northumbrian Water Stockley Beck BRANCEPETH CSO 12 6 85.3
Northumbrian Water Unnamed Beck Rvr Wear CSO WV79 ROUGH LEA LANE 10 6 100
Northumbrian Water Wear HIGH ST CSO 2 5 97
Northumbrian Water Wear SHINCLIFFE SSO MANHOLE NO. 2 3 4 99.8
Northumbrian Water Wear LEAMSIDE CSO 1 4 96
Northumbrian Water Browney FRONT STREET CSO 19 4 98
Northumbrian Water River Wear WALKERGATE DURHAM CSO 7 4 84.1
Northumbrian Water Wear WEST RAINTON CSO DU085 3 3 99.1
Northumbrian Water Coalford Beck, SHERBURN SSO MANHOLE NO 32 3 1 99.9
Northumbrian Water Ravensbush Burn SOUTH FARM CSO 3 1 100
Northumbrian Water River Wear CATHEDRAL BANKS CSO 3 0 99.9
Northumbrian Water Coalford Beck HIGH PITTINGTON STW CSO 4 0 100
Northumbrian Water Wear/Pelaw Wood Beck CATHEDRAL BANKS CSO 4 0 100
Northumbrian Water Coalford Beck HIGH PITTINGTON CSOs, MHs 27,28&29 2 0 99
Northumbrian Water River Wear BARKERS HAUGH NO 5 CSO 3 0 97.7
Northumbrian Water Wear STOCKTON RD & QUARRY HEADS LN CSOs 2 0 94.3
Northumbrian Water Goats Beck GOATSBECK TERRACE CSO 2 0 95.5
Northumbrian Water Sherburnhouse Beck SHERBURN SSO MANHOLE NO. 33 1 0 99.5
Northumbrian Water Wear JUBILEE PLACE CSO 1 0 100
Northumbrian Water Park House Gill OAKENSHAW CSO 1 0 100
Northumbrian Water River Burn WATERHOUSE CSO 1 0 100
Northumbrian Water Brancepeth Beck, RECTORY COTTAGE CSO 1 0 97.7
Northumbrian Water Deerness BRANDON VILLAGE SSO 0 0 98.8
Northumbrian Water Hamsteels Beck REAR AGED MINERS HOMES CSO 0 0 100
Northumbrian Water Hedleyhope Burn CORNSAY COLLIERY STORM SEWAGE OVERF 0 0 99.4
Northumbrian Water River Wear WADDINGTON STREET CSO 0 0 85.2
Northumbrian Water Wear FALLSWAY CSO (DU57) 0 0 98.8
Northumbrian Water Pelaw Wood Beck PELAW WOOD ST. GILES CLOSE CSO 0 0 93.5
Northumbrian Water Sherburnhouse Beck SHERBURN SSO MANHOLE NO. 34 0 0 89.7
Northumbrian Water Pittington Beck DEVONSHIRE ROAD EAST CSO 0 0 100
Northumbrian Water Flass Burn ATHERTON STREET CSO 0 0 96.9
Northumbrian Water Sherburn House Beck CHAPEL COURT DU068 0 0 88.3
Northumbrian Water Pittington Beck DEVONSHIRE ROAD WEST CSO 0 0 100
Northumbrian Water Relley Gill BROOM PARK OLD WORKS CSO 0 0 99.7
Northumbrian Water Willington Burn HUNWICK LANE CSO 0 0 100
Northumbrian Water Pittington Beck DRAGON LANE CSO 0 0 97.8
Northumbrian Water Wear BARCLAYS A CSO ELVET 0 0 100
Northumbrian Water Clvrtd River Wear AINSLEY STREET CSO 0 0 100
Northumbrian Water Redhouse Gill, ROWAN DRIVE CSO (DU 52) 0 0 100
Northumbrian Water River Browney FRONT STREET CSO 0 0 100
Northumbrian Water Unnamed Of River Wear BELMONT STW 0 0 0

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. This 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.

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