This is a sewage discharge monitoring station, which is usually a type of Event Duration Monitor (EDM). These stations themselves are designed to mitigate the impact of heavy rainfall by discharging, under permitted conditions, any overflow into a water body. They are often actively discharging during flood events. This page presents the data acquired by the monitoring system for this discharge station.
Sewage Reports that include this Station
Operational Summary - 2021-2023
River Erewash | 103 Spills | 608.1 hours | 2.31
The declared body of water receiving this discharge is the "River Erewash" This station has discharged sewage 103 time(s). The station has discharged for a total of 608.1 hour(s). This is 2.31% of the time which we have data for. In total: 25 day(s)* of elapsed time.
95.3 | 1226.4 hours This monitor has been operational for 95.3% of its total time we have data for. There are 1226.4 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Erewash Sq Ilkeston Outlet 3 CSO" is 2023, discharging sewage for 384.3 hours of the year.
Uptimes below 90% (red line) should be accompanied by a reason
*This is total time in days, not individual days.
Yearly Summary
Most Recent Year - 2023
River Erewash | 56 Spills | 384.3 hours | 4.38 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 56 time(s) during 2023. The station discharged for a total of 384.3 hour(s). This is around 16 day(s)* or 4.38% of the year.
95.5 | 394.2 hours This monitor was operational for 95.5% of the year. Leaving 394.2 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Severn Trent Water
Primary Permit #
T/61/45158/O
Secondary Permit #
T/61/45158/O
2022
River Erewash | 47 Spills | 223.7 hours | 2.55 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 47 time(s) during 2022. The station discharged for a total of 223.7 hour(s). This is around 9 day(s)* or 2.55% of the year. The following reasons have been given for the high spill frequency in 2022: Not Asset Maintenance - Hydraulic Capacity The following comments have been given on the station operators intended actions: N/A - Hydraulic Capacity
93 | 611.4 hours This monitor was operational for 93% of the year. Leaving 611.4 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Severn Trent Water
Primary Permit #
T/61/45158/O
Secondary Permit #
T/61/45158/O
2021
River Erewash | 0 Spills | 0 hours | 0 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 0 time(s) during 2021. The station discharged for a total of 0 hour(s). This is around 0 day(s)* or 0% of the year.
98.4 | 133.1 hours This monitor was operational for 98.4% of the year. Leaving 133.1 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Severn Trent Water
Primary Permit #
T/61/45158/O
Secondary Permit #
T/61/45158/O
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
Rivers Erewash and Trent at Toton
River Erewash at Sandiacre
Golden Brook and Stream at Breaston
River Erewash and Boundary Brook at Trowell and Stapleford Moorbridge Lane
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