Library of documents for Severn Trent
A library of our most recent and historic documents.
Event Duration Monitor (EDM) Data 2020
You can find our Event Duration Monitor (EDM) report for 2020 here. This covers the monitors at 2,288 storm overflow locations.
Each line covers a single storm overflow showing spill frequency, duration of spill and percentage of reporting period the EDM was operational.
Comments have been added to highlight key information regarding the data supplied.
Where the first reporting year is indicated as 2020, the period of reporting starts from the 1st April 2020 to align with the updated EA permit.