Forest of Dean was polluted by sewage 1,495 times in 2023
lasting 15,180 hours - that's 1.76 years!
- but monitoring was disabled in some locations, so could be more

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Constituency

✔ means we have experimental daily data since 2023

Totals for Forest of Dean in 2023

30 Sites polluted by Dwr Cymru Welsh Water, Severn Trent Water

1,495 sewage dumps
15,180 h duration

That's 1.76 years! On average 4.1 times a day

Change Over Time

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Constituencies near Forest of Dean

Waterways in Forest of Dean

Pollution Summary 2023

Here are all the reported sewage overflow totals for Forest of Dean in 2023. 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 3 of the total 37 CSO locations had reporting enabled for less than half the year, of which 3 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	River Wye	NEWLAND SEWAGE TREATMENT WORKS	164	2,310	100
Severn Trent Water	River Lyd	EAST MARSH SEWAGE PUMPING STATION	147	2,030	99.8
Severn Trent Water	Glynch Brook	PITTS MILL SEWAGE TREATMENT WORKS	110	1,763	97
Dwr Cymru Welsh Water	Wye Estuary	ST BRIAVELS SEWAGE TREATMENT WORKS	149	1,278	99.8
Severn Trent Water	River Severn	BLAKENEY SEWAGE TREATMENT WORKS	129	1,214	100
Severn Trent Water	Cone Brook	ALVINGTON PUMPING STATION	85	1,107	95.8
Severn Trent Water	Longhope Brook	LONGHOPE STW	65	736	99
Severn Trent Water	Cinderford Brook	CINDERFORD CRUMP MEADOW STW	57	703	69.3
Severn Trent Water	Plummers Brook	OLDCROFT - OLD DAM ROAD SPS	40	698	93.1
Dwr Cymru Welsh Water	Of Lodgegrove Brook	RUARDEAN STW	57	641	71
Dwr Cymru Welsh Water	River Wye	SEDBURY SEWAGE PUMPING STATION	95	577	99.9
Severn Trent Water	Ell Brook	NEWENT SEWAGE TREATMENT WORKS	37	478	99.8
Severn Trent Water	Ley Brook	CHURCHAM SEWAGE TREATMENT WORKS	32	367	85.4
Severn Trent Water	River Lyd	LYDNEY - CHURCH ROAD CSO	87	315	96.3
Severn Trent Water	Dry Brook	ELLWOOD - HOLLY LANE SPS	15	254	98.6
Severn Trent Water	River Severn	BROADOAK SEWAGE TREATMENT WORKS	57	254	67.1
Severn Trent Water	Colliers Brook	WATERSMEET SPS	11	130	95.8
Severn Trent Water	Westbury Brook	CHURCH WESTBURY CSO	18	106	97.5
Severn Trent Water	Cinderford Brook	LORRY PARK STORM OVERFLOW	27	67	69.5
Severn Trent Water	River Roden	TUTNALLS STREET - HAMS ROAD CSO	27	36	96.2
Severn Trent Water	Cinderford Brook	RAILWAY ROAD CSO	8	22	97
Severn Trent Water	River Leadon	ORCHARD WAY CSO	14	20	98.4
Severn Trent Water	River Leadon	DYMOCK STW	7	18	100
Dwr Cymru Welsh Water	River Wye	WYEBANK RD CSO	36	18	99.7
Dwr Cymru Welsh Water	River Wye	LYDBROOK SEWAGE TREATMENT WORKS SSO	6	17	99.9
Severn Trent Water	Ell Brook	CLEEVE MILL LANE CSO	5	4	97.7
Severn Trent Water	River Severn	NEWNHAM PUMPING STATION	4	2	100
Dwr Cymru Welsh Water	Cannop Brook	CANNOP ROAD SEWAGE PUMPING STATION	2	0	99.8
Severn Trent Water	Cinderford Brook	GREENWAY ROAD CSO	1	0	99.9
Severn Trent Water	Peacocks Brook	NEWENT THE CROFT CSO	3	0	99.7
Severn Trent Water	Westbury Brook	LITTLEDEAN STW	0	0	100
Dwr Cymru Welsh Water	River Wye	GREAT HOUGHBROOK PS ADJACENT TO FOR	0	0	17.3
Dwr Cymru Welsh Water	River Wye	JOYFORD MILL PUMPING STATION	0	0	0
Severn Trent Water	River Severn	BROADOAK SEWAGE PUMPING STATION	0	0	100
Severn Trent Water	River Severn Estuary	LYDNEY SEWAGE TREATMENT WORKS	0	0	0
Severn Trent Water	Ley Brook	HUNTLEY STW	0	0	0
Dwr Cymru Welsh Water	River Wye	LOWER LYDBROOK RIVER WYE CSO	0	0	98.2

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.

Analysing sewage pollution by the Water Industry

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