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 Pang | 236 Spills | 3918 hours | 14.9
The declared body of water receiving this discharge is the "River Pang" This station has discharged sewage 236 time(s). The station has discharged for a total of 3918 hour(s). This is 14.9% of the time which we have data for. In total: 163 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 "Hampstead Norreys WWTW" is 2021, discharging sewage for 2622.3 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
River Pang | 83 Spills | 1295.7 hours | 14.79 The declared body of water receiving this discharge is the "River Pang" This station discharged sewage 83 time(s) during 2023. The station discharged for a total of 1295.7 hour(s). This is around 53 day(s)* or 14.79% of the year. The following reasons have been given for the high spill frequency in 2023: Performance - Infiltration The following comments have been given on the station operators intended actions: Scheduled
99.4 | 49.9 hours This monitor was operational for 99.4% of the year. Leaving 49.9 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
Thames Water
Primary Permit #
CNTD.0066
Secondary Permit #
TEMP.2647
2022
River Pang | 0 Spills | 0 hours | 0 The declared body of water receiving this discharge is the "River Pang" This station discharged sewage 0 time(s) during 2022. The station discharged for a total of 0 hour(s). This is around 0 day(s)* or 0% of the year. The following reasons have been given for the high spill frequency in 2022: Performance - Gw Inundation The following comments have been given on the station operators intended actions: Scheduled
99.7 | 25.4 hours This monitor was operational for 99.7% of the year. Leaving 25.4 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
Thames Water
Primary Permit #
TEMP.2647
Secondary Permit #
TEMP.2647
2021
River Pang | 153 Spills | 2622.3 hours | 29.93 The declared body of water receiving this discharge is the "River Pang" This station discharged sewage 153 time(s) during 2021. The station discharged for a total of 2622.3 hour(s). This is around 109 day(s)* or 29.93% of the year. The following reasons have been given for the high spill frequency in 2021: Performance - Infiltration The following comments have been given on the station operators intended actions: N/A - Ongoing Investigation
97.8 | 184.8 hours This monitor was operational for 97.8% of the year. Leaving 184.8 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
Thames Water
Primary Permit #
TEMP.2647
Secondary Permit #
TEMP.2647
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Pang at Tidmarsh
Groundwater flooding in West Ilsley, East Ilsley, Compton, Chilton and West Hagbourne
River Pang at Pangbourne
River Pang from East Ilsley to Pangbourne and Sulham Brook
River Pang at Bucklebury
River Pang for Frilsham, Stanford Dingley and Bradfield
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