Manchester Ship Canal at Knutsford Rd/Grammar School Rd 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 "Manchester Ship Canal" This station has discharged sewage 111 time(s). The station has discharged for a total of 470.2 hour(s). This is 1.78% of the time which we have data for. In total: 19 day(s)* of elapsed time.
93.3 | 1752 hours This monitor has been operational for 93.3% of its total time we have data for. There are 1752 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Knutsford Rd/Grammar School Rd CSO" is 2021, discharging sewage for 446.7 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
Manchester Ship Canal | 37 Spills | 19.6 hours | 0.22 The declared body of water receiving this discharge is the "Manchester Ship Canal" This station discharged sewage 37 time(s) during 2023. The station discharged for a total of 19.6 hour(s). This is around 0 day(s)* or 0.22% of the year.
85.7 | 1251.8 hours This monitor was operational for 85.7% of the year. Leaving 1251.8 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 2023: Comms Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2023: Resolved - May
*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 #
01WAR0073
Secondary Permit #
WAR0073
2022
Manchester Ship Canal | 8 Spills | 3.8 hours | 0.04 The declared body of water receiving this discharge is the "Manchester Ship Canal" This station discharged sewage 8 time(s) during 2022. The station discharged for a total of 3.8 hour(s). This is around 0 day(s)* or 0.04% of the year.
95.2 | 414.3 hours This monitor was operational for 95.2% of the year. Leaving 414.3 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 #
01WAR0073
Secondary Permit #
WAR0073
2021
Manchester Ship Canal | 66 Spills | 446.7 hours | 5.1 The declared body of water receiving this discharge is the "Manchester Ship Canal" This station discharged sewage 66 time(s) during 2021. The station discharged for a total of 446.7 hour(s). This is around 18 day(s)* or 5.1% 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
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 #
01WAR0073
Secondary Permit #
WAR0073
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