Trib Of Middle Brook at Chorley New Road CSO 071js
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 "Trib Of Middle Brook" This station has discharged sewage 134 time(s). The station has discharged for a total of 111.5 hour(s). This is 0.42% of the time which we have data for. In total: 4 day(s)* of elapsed time.
99 | 262.8 hours This monitor has been operational for 99% of its total time we have data for. There are 262.8 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Chorley New Road CSO 071js" is 2021, discharging sewage for 51.3 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
Trib Of Middle Brook | 49 Spills | 40.8 hours | 0.46 The declared body of water receiving this discharge is the "Trib Of Middle Brook" This station discharged sewage 49 time(s) during 2023. The station discharged for a total of 40.8 hour(s). This is around 1 day(s)* or 0.46% 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
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 #
01BOL0097
Secondary Permit #
BOL0097
2022
An Unnamed Tributary Of Middle Brook | 33 Spills | 19.4 hours | 0.22 The declared body of water receiving this discharge is the "An Unnamed Tributary Of Middle Brook" This station discharged sewage 33 time(s) during 2022. The station discharged for a total of 19.4 hour(s). This is around 0 day(s)* or 0.22% 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 | 2.6 hours This monitor was operational for 99.9% of the year. Leaving 2.6 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
United Utilities
Primary Permit #
01BOL0097
Secondary Permit #
BOL0097
2021
Trib Of Middle Brook | 52 Spills | 51.3 hours | 0.58 The declared body of water receiving this discharge is the "Trib Of Middle Brook" This station discharged sewage 52 time(s) during 2021. The station discharged for a total of 51.3 hour(s). This is around 2 day(s)* or 0.58% 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
98 | 175.2 hours This monitor was operational for 98% of the year. Leaving 175.2 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
United Utilities
Primary Permit #
01BOL0097
Secondary Permit #
BOL0097
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