Tributary Of Bailey Brook at Heanor - Berle Avenue CSO
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.
The declared body of water receiving this discharge is the "Tributary Of Bailey Brook" This station has discharged sewage 166 time(s). The station has discharged for a total of 390.7 hour(s). This is 1.48% of the time which we have data for. In total: 16 day(s)* of elapsed time.
87 | 3416.4 hours This monitor has been operational for 87% of its total time we have data for. There are 3416.4 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Heanor - Berle Avenue CSO" is 2021, discharging sewage for 293.8 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
Tributary Of Bailey Brook | 8 Spills | 18.8 hours | 0.21 The declared body of water receiving this discharge is the "Tributary Of Bailey Brook" This station discharged sewage 8 time(s) during 2023. The station discharged for a total of 18.8 hour(s). This is around 0 day(s)* or 0.21% of the year. The following reasons have been given for the high spill frequency in 2023: Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold The following comments have been given on the station operators intended actions: Resolved - January After Reporting Year
89.3 | 937.3 hours This monitor was operational for 89.3% of the year. Leaving 937.3 hours unaccounted for in the data. This falls below the 90% threshold where a reason should be given
The following reasons have been given for the downtime in 2023: Installation Set-Up/Design Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2023: Resolved - Feb
*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/61/21531/O
Secondary Permit #
T/61/21531/O
2022
Tributary Of Bailey Brook | 58 Spills | 78 hours | 0.89 The declared body of water receiving this discharge is the "Tributary Of Bailey Brook" This station discharged sewage 58 time(s) during 2022. The station discharged for a total of 78 hour(s). This is around 3 day(s)* or 0.89% 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
78 | 1924.5 hours This monitor was operational for 78% of the year. Leaving 1924.5 hours unaccounted for in the data. This falls below the 90% threshold where a reason should be given
The following reasons have been given for the downtime in 2022: Sensor Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2022: Resolved - February After Reporting Year
*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/61/21531/O
Secondary Permit #
T/61/21531/O
2021
Tributary Of Bailey Brook | 100 Spills | 293.8 hours | 3.35 The declared body of water receiving this discharge is the "Tributary Of Bailey Brook" This station discharged sewage 100 time(s) during 2021. The station discharged for a total of 293.8 hour(s). This is around 12 day(s)* or 3.35% of the year. The following comments have been given on the station operators intended actions: Scheduled
94.6 | 469.5 hours This monitor was operational for 94.6% of the year. Leaving 469.5 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/61/21531/O
Secondary Permit #
T/61/21531/O
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