Sewage Map

Horsley (Amber Valley) sewage map and spill data

168 storm overflows listed in the 2025 annual return sit within 10 km of the official Horsley (Amber Valley) reference point. All are operated by Severn Trent Water. Check the latest company report for each outlet below.

168
Outlets within 10 km
2,697
Spills in 2025
10,572
Recorded hours
162
Linked to a live feed

1 records have no usable spill count. 3 records show monitor operation below 90%. This is a straight-line distance search, not a drainage or boundary join. Annual figures describe the whole of 2025, not today.

Rivers and waters these outlets name

Receiving waters named in the annual return for outlets on this page, with the number of outlets for each.

Official place reference ↗How spills are countedSearch by postcode

Outlets near Horsley (Amber Valley)

Filter by the latest company report or search within this area. The map follows the filters.

Filters apply to the map and list. Recent stops need a current report and a recorded stop time. They do not show whether water is safe.

Showing 10 of 168 outlets

Open full map

Most recorded spills in 2025

The highest 2025 counts among these outlets. A count is events, not volume or harm. Equal counts share a rank.

  1. 1
    Langley Mill - Cromford Road 96 (CSO)

    Severn Trent Water · River Erewash

    63spills
  2. 1
    Ripley - Hammersmith (Padley Hall) (CSO)

    Severn Trent Water · The Hartshay Brook

    63spills
  3. 3
    Duffield STW (SSTO)

    Severn Trent Water · River Derwent

    57spills
  4. 4
    Ripley - Butterley Lane (CSO)

    Severn Trent Water · Hartshay Brook

    55spills
  5. 5
    Chaddesden - John Berrysford Close (CSO)

    Severn Trent Water · Chaddesden Brook

    53spills

Spills over time

The median outlet near Horsley (Amber Valley) recorded 11 spills in 2025, against 11 across England.

149 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 35 recorded more spills, 82 fewer and 32 the same. Together they went from 3,240 to 2,411 spills, a fall of 26%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
20251672,6971111
20241673,5651219
2023291,4723720
2022301,1313413
2021301,6814519
2020281,20426.518

Earlier returns list fewer of these outlets, so totals are not comparable between years. The median per outlet and the like-for-like change are fairer comparisons. Counts are events, not volume.

All outlet records near Horsley (Amber Valley)

168 outlet records in alphabetical order. Each link opens the outlet page with its latest report and annual history.

A10 outlets
B22 outlets
C10 outlets
D35 outlets
E2 outlets
F2 outlets
H19 outlets
I6 outlets
J1 outlet
K6 outlets
L13 outlets
M10 outlets
N3 outlets
P1 outlet
Q1 outlet
R10 outlets
S14 outlets
T1 outlet
W2 outlets

Sources and dates

Outlet locations and spill figures come from the Environment Agency 2025 event duration monitoring annual return. The place reference point is the ONS built-up area point (ID E63001934). The latest company reports come from each operator’s live feed and carry their own dates.

All sourcesHow the data worksReport pollution

Questions about Horsley (Amber Valley)

What area does this Horsley (Amber Valley) page cover?
It shows outlets within 10 km of the official place reference point. It does not follow council, town or postcode boundaries. Use the postcode search on the map for a search around your own location.
How many spills were recorded near Horsley (Amber Valley)?
167 outlet records report 2,697 spills in 2025. 1 records have no usable count and are not treated as zero.
Which water companies operate outlets near Horsley (Amber Valley)?
Severn Trent Water operates every outlet listed on this page. Open a company page to see its full outlet list and annual totals.
Which outlets near Horsley (Amber Valley) are linked to a live feed?
162 of the 168 records are matched to a monitor in a company live feed. A link does not mean the monitor is working now. Use the status filters above to check the latest report and its date. The other 6 show annual figures only.
Did any outlet near Horsley (Amber Valley) record zero spills in 2025?
33 records report zero counted spills in 2025. 3 records on this page have monitor operation below 90%, so check coverage before treating a low count as reliable.
Does nearby mean an outlet affected Horsley (Amber Valley)?
No. This is a straight-line location search. The map does not model drainage, river flow or pollution travel, and a nearby outlet can discharge into a different watercourse.