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 Roch | 341 Spills | 2696 hours | 10.25
The declared body of water receiving this discharge is the "River Roch" This station has discharged sewage 341 time(s). The station has discharged for a total of 2696 hour(s). This is 10.25% of the time which we have data for. In total: 112 day(s)* of elapsed time.
93.6 | 1664.3 hours This monitor has been operational for 93.6% of its total time we have data for. There are 1664.39 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Waterfold Lane CSO" is 2022, discharging sewage for 1330.7 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 Roch | 117 Spills | 640.1 hours | 7.3 The declared body of water receiving this discharge is the "River Roch" This station discharged sewage 117 time(s) during 2023. The station discharged for a total of 640.1 hour(s). This is around 26 day(s)* or 7.3% of the year. The following reasons have been given for the high spill frequency in 2023: Performance - Other Maintenance / Capital Works (E.G. Jetting) The following comments have been given on the station operators intended actions: N/A - Ongoing Investigation
100 | 0 hours This monitor was operational for 100% of the year. Leaving 0 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
United Utilities
Primary Permit #
01ROC0032
Secondary Permit #
ROC0032
2022
River Roch Via Surface Water Sewer | 138 Spills | 1330.7 hours | 15.19 The declared body of water receiving this discharge is the "River Roch Via Surface Water Sewer" This station discharged sewage 138 time(s) during 2022. The station discharged for a total of 1330.7 hour(s). This is around 55 day(s)* or 15.19% 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
99.9 | 0.8 hours This monitor was operational for 99.9% of the year. Leaving 0.8 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
United Utilities
Primary Permit #
01ROC0032
Secondary Permit #
ROC0032
2021
River Roch | 86 Spills | 725.1 hours | 8.27 The declared body of water receiving this discharge is the "River Roch" This station discharged sewage 86 time(s) during 2021. The station discharged for a total of 725.1 hour(s). This is around 30 day(s)* or 8.27% of the year. The following reasons have been given for the high spill frequency in 2021: Not Asset Maintenance - Hydraulic Capacity The following comments have been given on the station operators intended actions: N/A - Hydraulic Capacity
82 | 1576.8 hours This monitor was operational for 82% of the year. Leaving 1576.8 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 2021: Comms Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2021: N/A - Ongoing Investigation
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
United Utilities
Primary Permit #
01ROC0032
Secondary Permit #
ROC0032
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Local Information
Nearby Flood Warnings
Upper River Irwell catchment with Oldham, Bolton, Rochdale, Haslingden, Ramsbottom and Rawtenstall
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