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 Chelt | 183 Spills | 3091.7 hours | 11.76
The declared body of water receiving this discharge is the "River Chelt" This station has discharged sewage 183 time(s). The station has discharged for a total of 3091.7 hour(s). This is 11.76% of the time which we have data for. In total: 128 day(s)* of elapsed time.
91.3 | 2277.6 hours This monitor has been operational for 91.3% of its total time we have data for. There are 2277.6 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Dowdeswell CSO" is 2021, discharging sewage for 2510.8 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
River Chelt | 25 Spills | 533.1 hours | 6.08 The declared body of water receiving this discharge is the "River Chelt" This station discharged sewage 25 time(s) during 2023. The station discharged for a total of 533.1 hour(s). This is around 22 day(s)* or 6.08% of the year. The following reasons have been given for the high spill frequency in 2023: Not Asset Maintenance - Hydraulic Capacity The following comments have been given on the station operators intended actions: N/A - Hydraulic Capacity
92.8 | 630.7 hours This monitor was operational for 92.8% of the year. Leaving 630.7 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 #
S/20/23189/O
Secondary Permit #
S/20/23189/O
2022
River Chelt | 19 Spills | 47.6 hours | 0.54 The declared body of water receiving this discharge is the "River Chelt" This station discharged sewage 19 time(s) during 2022. The station discharged for a total of 47.6 hour(s). This is around 1 day(s)* or 0.54% 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
83.2 | 1463.7 hours This monitor was operational for 83.2% of the year. Leaving 1463.7 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 - May
*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 #
S/20/23189/O
Secondary Permit #
S/20/23189/O
2021
River Chelt | 139 Spills | 2510.8 hours | 28.66 The declared body of water receiving this discharge is the "River Chelt" This station discharged sewage 139 time(s) during 2021. The station discharged for a total of 2510.8 hour(s). This is around 104 day(s)* or 28.66% of the year. The following comments have been given on the station operators intended actions: Scheduled
99.4 | 51.6 hours This monitor was operational for 99.4% of the year. Leaving 51.6 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 #
S/20/23189/O
Secondary Permit #
S/20/23189/O
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