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.
Operational Summary - 2021-2023
River Sheaf | 2 Spills | 1.2 hours | 0
The declared body of water receiving this discharge is the "River Sheaf" This station has discharged sewage 2 time(s). The station has discharged for a total of 1.2 hour(s). This is 0% of the time which we have data for. In total: 0 day(s)* of elapsed time.
66.3 | 8847.6 hours This monitor has been operational for 66.3% of its total time we have data for. There are 8847.6 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Millhouses Park CSO" is 2022, discharging sewage for 1.2 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 Sheaf | 0 Spills | 0 hours | 0 The declared body of water receiving this discharge is the "River Sheaf" This station discharged sewage 0 time(s) during 2023. The station discharged for a total of 0 hour(s). This is around 0 day(s)* or 0% of the year.
99.7 | 23.6 hours This monitor was operational for 99.7% of the year. Leaving 23.6 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
Yorkshire Water
Primary Permit #
WRA7562
Secondary Permit #
WRA7562 A2
2022
River Sheaf | 2 Spills | 1.2 hours | 0.01 The declared body of water receiving this discharge is the "River Sheaf" This station discharged sewage 2 time(s) during 2022. The station discharged for a total of 1.2 hour(s). This is around 0 day(s)* or 0.01% of the year.
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
Yorkshire Water
Primary Permit #
WRA7562
Secondary Permit #
WRA7562 A2
2021
Note: Data is potentially unreliable in 2021 Due to high unavailability of the monitor
River Sheaf | 0 Spills | 0 hours | 0 The declared body of water receiving this discharge is the "River Sheaf" This station discharged sewage 0 time(s) during 2021. The station discharged for a total of 0 hour(s). This is around 0 day(s)* or 0% of the year.
0 | 8760 hours This monitor was operational for 0% of the year. Leaving 8760 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: Edm Not Yet Installed
The following description has been given for downtime related actions intended, or taken, by the operator in 2021: N/A - Edm To Be Installed By December 2023
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Yorkshire Water
Primary Permit #
WRA7562
Secondary Permit #
WRA7562 A2
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Sheaf at Priestley Street, Duchess Street and Sheaf Gardens
River Sheaf at Saxon Road, Myrtle Bridge and Queens Road Retail Park
River Sheaf and Porter Brook at central bus station, Sheffield
River Sheaf at Little London Road and Abbeydale Road, Norton Hammer
River Sheaf at Dore Station
River Sheaf from West View Lane, Abbeydale to Archer Road, Norton Hammer
River Sheaf at Coniston Road, Norton Hammer
Meers Brook at Heeley
River Sheaf at Broadfield Road and London Road South
River Sheaf and Porter Brook at Ponds Forge and Victoria Quay
River Sheaf Catchment
Porter Brook from Moor Street roundabout, Sharrow Vale to Edmund Road, Sheffield
River Sheaf and Porter Brook from Granville Square to Commercial Street
River Sheaf from Woodseats Road, Norton Hammer to Charlotte Road, Lowfield
River Sheaf at Buttermere Close, Norton Hammer
River Sheaf at the Nether Edge end of Broadfield Road
River Sheaf at the Granville Square end of Queens Road
Station overseen (meaning either provided, or regulated) by: The Environment Agency The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them. Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes. Information about our data sources and licenses can be found
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