Polluted by sewage 4,036 hours in 2025
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We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Easington, 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.
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Donate Now| Company | Site Name | Receiving Waterway | Overflow Days | Total Duration (hours) | Total Duration (days) |
|---|---|---|---|---|---|
| Northumbrian Water | BLUEHOUSE GILL CSO | Bluehouse Gill | 34 | 524 h 5m | 21.83 |
| Northumbrian Water | Unknown | Unknown | 67 | 411 h 12m | 17.12 |
| Northumbrian Water | Unknown | Unknown | 37 | 356 h 52m | 14.83 |
| Northumbrian Water | Unknown | Unknown | 18 | 309 h 42m | 12.88 |
| Northumbrian Water | Unknown | Unknown | 14 | 253 h 50m | 10.54 |
| Northumbrian Water | Unknown | Unknown | 32 | 156 h 20m | 6.5 |
| Northumbrian Water | TILERY FARM STRAGE TANK CSO | Heads Hope Burn | 10 | 146 h 8m | 6.08 |
| Northumbrian Water | DALTON-LE-DALE CSO | Dawdon Dene Beck | 22 | 112 h 22m | 4.67 |
| Northumbrian Water | HAWTHORN STW | North Dene Burn | 25 | 106 h 22m | 4.42 |
| Northumbrian Water | Unknown | Unknown | 27 | 99 h 41m | 4.12 |
| Northumbrian Water | Unknown | Unknown | 15 | 92 h 22m | 3.83 |
| Northumbrian Water | COOP HOUSE WOOD CSO | Coop House Dene Burn | 16 | 82 h 40m | 3.42 |
| Northumbrian Water | HORDEN DENE PUMP.STN | North Sea | 17 | 73 h 12m | 3.04 |
| Northumbrian Water | Unknown | Unknown | 19 | 72 h 31m | 3 |
| Northumbrian Water | Unknown | Unknown | 20 | 69 h 5m | 2.88 |
| Northumbrian Water | Unknown | Unknown | 23 | 68 h 38m | 2.83 |
| Northumbrian Water | Unknown | Unknown | 23 | 65 h 12m | 2.71 |
| Northumbrian Water | DALTON RETAIL PARK CSO | Dalton Burn | 5 | 64 h 40m | 2.67 |
| Northumbrian Water | THROSTLES NEST SPS | Gore Burn | 16 | 60 h 27m | 2.5 |
| Northumbrian Water | MILL INN A SSO | Seaton Burn | 5 | 54 h 35m | 2.25 |
| Northumbrian Water | Unknown | Unknown | 7 | 53 h 12m | 2.21 |
| Northumbrian Water | Unknown | Unknown | 6 | 50 h 16m | 2.08 |
| Northumbrian Water | SHOTTON LANE CSO | Calfpasture Burn | 13 | 49 h 20m | 2.04 |
| Northumbrian Water | Unknown | Unknown | 17 | 45 h 37m | 1.88 |
| Northumbrian Water | Unknown | Unknown | 9 | 44 h 17m | 1.83 |
| Northumbrian Water | Unknown | Unknown | 12 | 40 h 42m | 1.67 |
| Northumbrian Water | LUDWORTH SSO | Shadforth Beck | 9 | 39 h 26m | 1.62 |
| Northumbrian Water | SEAHAM SEWAGE TREATMENT WORKS | North Sea | 18 | 37 h 26m | 1.54 |
| Northumbrian Water | Unknown | Unknown | 5 | 37 h 25m | 1.54 |
| Northumbrian Water | Unknown | Unknown | 8 | 37 h 25m | 1.54 |
| Northumbrian Water | HORDEN STW | North Sea | 5 | 34 h 55m | 1.42 |
| Northumbrian Water | CRIMDON PARK PUMPING STATION | North Sea | 5 | 29 h 46m | 1.21 |
| Northumbrian Water | Unknown | Unknown | 5 | 29 h 23m | 1.21 |
| Northumbrian Water | Unknown | Unknown | 14 | 26 h 40m | 1.08 |
| Northumbrian Water | PARADISE FARM CSO | Horden Burn | 12 | 24 h 59m | 1 |
| Northumbrian Water | Unknown | Unknown | 9 | 22 h 42m | 0.92 |
| Northumbrian Water | PATTON STREET CSO | Gore Burn | 4 | 20 h 42m | 0.83 |
| Northumbrian Water | WOODLAND VIEW CSO | Of Heads Hope Burn | 4 | 20 h 6m | 0.83 |
| Northumbrian Water | EAST TERRACE CSO | Of Heads Hope Burn | 6 | 19 h 32m | 0.79 |
| Northumbrian Water | PESSPOOL LANE CSO | Caldwell Burn | 3 | 18 h 20m | 0.75 |
| Northumbrian Water | WEST WOODBURN CSO | Of Heads Hope Burn | 5 | 16 h 52m | 0.67 |
| Northumbrian Water | Unknown | Unknown | 3 | 16 h 45m | 0.67 |
| Northumbrian Water | THROSTLES NEST STORAGE TANK | Gore Burn | 2 | 14 h 44m | 0.58 |
| Northumbrian Water | Unknown | Unknown | 9 | 14 h 2m | 0.58 |
| Northumbrian Water | Unknown | Unknown | 6 | 10 h 31m | 0.42 |
| Northumbrian Water | STATION ROAD CSO | Horden Burn | 6 | 9 h 18m | 0.38 |
| Northumbrian Water | Unknown | Unknown | 10 | 8 h 58m | 0.33 |
| Northumbrian Water | CSO AT WARKWORTH CRESCENT | Scawpie Dean | 4 | 8 h 20m | 0.33 |
| Northumbrian Water | Unknown | Unknown | 8 | 8 h 1m | 0.33 |
| Northumbrian Water | Unknown | Unknown | 11 | 7 h 51m | 0.29 |
| Northumbrian Water | BLACKHILLS FARM CSO | Blackhills Gill | 4 | 7 h 50m | 0.29 |
| Northumbrian Water | Unknown | Unknown | 2 | 7 h 47m | 0.29 |
| Northumbrian Water | Unknown | Unknown | 7 | 6 h 18m | 0.25 |
| Northumbrian Water | Unknown | Unknown | 8 | 5 h 32m | 0.21 |
| Northumbrian Water | Unknown | Unknown | 6 | 4 h 56m | 0.17 |
| Northumbrian Water | Unknown | Unknown | 7 | 3 h 38m | 0.12 |
| Northumbrian Water | WELLFIELD SPS | Castle Eden Burn | 2 | 2 h 52m | 0.08 |
| Northumbrian Water | Unknown | Unknown | 4 | 2 h 50m | 0.08 |
| Northumbrian Water | Unknown | Unknown | 9 | 2 h 36m | 0.08 |
| Northumbrian Water | Unknown | Unknown | 4 | 2 h 8m | 0.08 |
| Northumbrian Water | CONISHEAD TERRACEM SOUTH HETTON CSO | Coldwell Burn, | 3 | 1 h 54m | 0.04 |
| Northumbrian Water | SEA VIEW STORAGE TANK | Dalton Burn | 2 | 1 h 46m | 0.04 |
| Northumbrian Water | Unknown | Unknown | 19 | 1 h 43m | 0.04 |
| Northumbrian Water | CEMETERY ROAD CSO06- | Edderacres Burn | 4 | 0 h 52m | 0 |
| Northumbrian Water | HORDEN DENE SSO NO 1 | Horden Burn/Thorpe Burn | 9 | 0 h 52m | 0 |
| Northumbrian Water | SHERATON CSO 50M SW OF STW | Bellows Burn | 1 | 0 h 46m | 0 |
| Northumbrian Water | Unknown | Unknown | 3 | 0 h 44m | 0 |
| Northumbrian Water | Unknown | Unknown | 1 | 0 h 30m | 0 |
| Northumbrian Water | Unknown | Unknown | 5 | 0 h 27m | 0 |
| Northumbrian Water | SEAHAM CSO NO 8 | Seaton Burn/Ice House Dene/Daw | 1 | 0 h 26m | 0 |
| Northumbrian Water | Unknown | Unknown | 1 | 0 h 24m | 0 |
| Northumbrian Water | Unknown | Unknown | 1 | 0 h 19m | 0 |
| Northumbrian Water | Unknown | Unknown | 2 | 0 h 15m | 0 |
| Northumbrian Water | Unknown | Unknown | 2 | 0 h 15m | 0 |
| Northumbrian Water | Unknown | Unknown | 3 | 0 h 14m | 0 |
| Northumbrian Water | CSO NEW DRIVE RECREATION GROUND | Ice House Dean | 1 | 0 h 14m | 0 |
| Northumbrian Water | Unknown | Unknown | 2 | 0 h 14m | 0 |
| Northumbrian Water | HASWELL SSO NO 3 | Coldwell Burn/Murton Dene | 1 | 0 h 14m | 0 |
| Northumbrian Water | Unknown | Unknown | 2 | 0 h 10m | 0 |
| Northumbrian Water | GLEBE ESTATE CSO | Seaton Burn | 2 | 0 h 2m | 0 |
| Northumbrian Water | HORDEN STW | North Sea | 1 | 0 h 2m | 0 |
| Northumbrian Water | SEAHAM URBAN DISTRICT COUNCIL SSO | Seaton Burn | 1 | 0 h 2m | 0 |
| Northumbrian Water | SUNDERLAND ROAD CSO | Horden Burn | 0 | 0 h | 0 |
| Northumbrian Water | COTSFORD JUNIOR SCHOOL CSO | Blackhills Gill | 0 | 0 h | 0 |
| Northumbrian Water | HORDEN BURN CSO NO.3 | North Sea | 0 | 0 h | 0 |
| Northumbrian Water | DAPHNE CRESCENT CSO | Dawdon Dene | 0 | 0 h | 0 |
| Northumbrian Water | SEAHAM SOUTH DOCK CSO 1302 | Seaham South Dock | 0 | 0 h | 0 |
| Northumbrian Water | DENE HOLME SEWAGE PUMPING STATION | Castle Eden Burn | 0 | 0 h | 0 |
| Northumbrian Water | B1285 STORAGE TANK | Dalton Burn | 0 | 0 h | 0 |
| Northumbrian Water | FERGUSON MOTOR REPAIRS CSO 2008 | Seaham South Dock | 0 | 0 h | 0 |
| Northumbrian Water | Allotment Gardens Combined Sewer Overflow | Castle Eden Burn | 0 | 0 h | 0 |
| Northumbrian Water | Unknown | Unknown | 0 | 0 h | 0 |
| Northumbrian Water | COLDWELL BURN SSO | Coldwell Burn | 0 | 0 h | 0 |
| Northumbrian Water | Unknown | Unknown | 0 | 0 h | 0 |
| Northumbrian Water | MURTON COMBINED SEWER OVERFLOW | Culverted Seaham Burn | 0 | 0 h | 0 |
| Northumbrian Water | REAR OF THIRD STREET CSO | Blackhills Gill | 0 | 0 h | 0 |
| Northumbrian Water | BARWICK STREET CSO | Murton Dene | 0 | 0 h | 0 |
| Northumbrian Water | MURTON CSO 15 | Unnamed Watercourse | 0 | 0 h | 0 |
| Northumbrian Water | BURNIP ROAD CSO | Dalton Dene | 0 | 0 h | 0 |
| Northumbrian Water | DENE HOLME TIDAL TANK | North Sea | 0 | 0 h | 0 |
| Northumbrian Water | HAWTHORNE CLOSE STORAGE TANK | Dalton Burn | 0 | 0 h | 0 |
| Northumbrian Water | WARREN HOUSE SEA OUTFALL | Warren House Burn | 0 | 0 h | 0 |
| Northumbrian Water | SOUTH EAST VIEW CSO | Blackhills Gill | 0 | 0 h | 0 |
| Northumbrian Water | LIMEKILN GILL PUMPING STATION | North Sea | 0 | 0 h | 0 |
| Northumbrian Water | HAWTHRON CSO | North Dene Burn | 0 | 0 h | 0 |
| Northumbrian Water | DURHAM STREET CSO | Ice House Dean | 0 | 0 h | 0 |
| Northumbrian Water | Little Coop House Farm - NWL name | Culverted Section Of Coop House Beck | 0 | 0 h | 0 |
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.
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