River Erewash at Gallows Inn Combined Sewer Overflow
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 Erewash | 173 Spills | 1371.1 hours | 5.21
The declared body of water receiving this discharge is the "River Erewash" This station has discharged sewage 173 time(s). The station has discharged for a total of 1371.1 hour(s). This is 5.21% of the time which we have data for. In total: 57 day(s)* of elapsed time.
98.3 | 438 hours This monitor has been operational for 98.3% of its total time we have data for. There are 438 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Gallows Inn Combined Sewer Overflow" is 2023, discharging sewage for 798.1 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 Erewash | 70 Spills | 798.1 hours | 9.11 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 70 time(s) during 2023. The station discharged for a total of 798.1 hour(s). This is around 33 day(s)* or 9.11% of the year. The following reasons have been given for the high spill frequency in 2023: Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold The following comments have been given on the station operators intended actions: Resolved - January After Reporting Year
97.4 | 227.7 hours This monitor was operational for 97.4% of the year. Leaving 227.7 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 #
T/61/40302/O
Secondary Permit #
T/61/40302/O
2022
River Erewash | 39 Spills | 184.3 hours | 2.1 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 39 time(s) during 2022. The station discharged for a total of 184.3 hour(s). This is around 7 day(s)* or 2.1% of the year.
99.8 | 17.5 hours This monitor was operational for 99.8% of the year. Leaving 17.5 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 #
T/61/40302/O
Secondary Permit #
T/61/40302/O
2021
River Erewash | 64 Spills | 388.6 hours | 4.43 The declared body of water receiving this discharge is the "River Erewash" This station discharged sewage 64 time(s) during 2021. The station discharged for a total of 388.6 hour(s). This is around 16 day(s)* or 4.43% 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
99.8 | 11.3 hours This monitor was operational for 99.8% of the year. Leaving 11.3 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
Severn Trent Water
Primary Permit #
T/61/40302/O
Secondary Permit #
T/61/40302/O
FloodMapper is not affiliated with this monitoring stations operator(s) or any other entities that may be mentioned on this page. All trademarks and registered trademarks are the property of their respective owners. Operator comments are presented, unedited, as they were received by us and do not reflect our views or position
Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
Rivers Erewash and Trent at Toton
River Erewash at Sandiacre
Golden Brook and Stream at Breaston
River Erewash and Boundary Brook at Trowell and Stapleford Moorbridge Lane
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
FloodMapper is an independent site and is not associated with any government bodies (e.g. Environment Agency).