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 Yarrow | 259 Spills | 2999 hours | 11.41
The declared body of water receiving this discharge is the "River Yarrow" This station has discharged sewage 259 time(s). The station has discharged for a total of 2999 hour(s). This is 11.41% of the time which we have data for. In total: 124 day(s)* of elapsed time.
97.6 | 613.1 hours This monitor has been operational for 97.6% of its total time we have data for. There are 613.19 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Croston WWTW Crstn" is 2021, discharging sewage for 1484.4 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 Yarrow | 89 Spills | 703.2 hours | 8.02 The declared body of water receiving this discharge is the "River Yarrow" This station discharged sewage 89 time(s) during 2023. The station discharged for a total of 703.2 hour(s). This is around 29 day(s)* or 8.02% 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
93.5 | 561.5 hours This monitor was operational for 93.5% of the year. Leaving 561.5 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
United Utilities
Primary Permit #
017060017
Secondary Permit #
17060017
2022
River Yarrow | 68 Spills | 811.4 hours | 9.26 The declared body of water receiving this discharge is the "River Yarrow" This station discharged sewage 68 time(s) during 2022. The station discharged for a total of 811.4 hour(s). This is around 33 day(s)* or 9.26% 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
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 #
017060017
Secondary Permit #
17060017
2021
River Yarrow | 102 Spills | 1484.4 hours | 16.94 The declared body of water receiving this discharge is the "River Yarrow" This station discharged sewage 102 time(s) during 2021. The station discharged for a total of 1484.4 hour(s). This is around 61 day(s)* or 16.94% 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 #
017060017
Secondary Permit #
17060017
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Yarrow at Croston, between the railway and Home Farm Mews
River Yarrow at Croston, around Grape Lane, Town Rd and Yarrow Close
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