Calder Valley polluted for 2,912 hours, into River Calder
167 incidents
That's 4.04 months.
3.2 times a week, on average
Richmond (Yorks) polluted for 2,242 hours, into River Swale
174 incidents
That's 3.11 months.
3.3 times a week, on average
Huddersfield polluted for 2,210 hours, into River Calder
287 incidents
That's 3.07 months.
5.5 times a week, on average
Calder Valley polluted for 2,121 hours, into River Calder
338 incidents
That's 2.95 months.
6.5 times a week, on average
North East Derbyshire polluted for 1,946 hours, into River Rother
166 incidents
That's 2.7 months.
3.2 times a week, on average
Richmond (Yorks) polluted for 1,858 hours, into Cobshaw Dyke
146 incidents
That's 2.58 months.
2.8 times a week, on average
That's 2.09 years!
2,968 incidents
On average 8.1 times a day
That's 1.6 years!
3,571 incidents
On average 9.8 times a day
That's 1.25 years!
1,687 incidents
On average 4.6 times a day
That's 1.13 years!
1,656 incidents
On average 4.5 times a day
That's 10.76 months.
1,492 incidents
On average 4.1 times a day
That's 10.06 months.
1,269 incidents
On average 3.5 times a day
That's 18.79 days.
63 incidents
1.2 times a week, on average
That's 10.88 days.
51 incidents
4.2 times a month, over the year
That's 9.29 days.
112 incidents
2.2 times a week, on average
That's 6.75 days.
90 incidents
1.7 times a week, on average
That's 2.17 days.
28 incidents
2.3 times a month, over the year
That's 0.71 days.
10 incidents
0.8 times a month, over the year
EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales
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
With generous support from:
