Sewage Map

Stanley (County Durham) sewage map and spill data

185 storm overflows listed in the 2025 annual return sit within 10 km of the official Stanley (County Durham) reference point. All are operated by Northumbrian Water. Check the latest company report for each outlet below.

185
Outlets within 10 km
3,037
Spills in 2025
9,335
Recorded hours
180
Linked to a live feed

16 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 Stanley (County Durham)

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 185 outlets

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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
    The Green Market CSO

    Northumbrian Water · River Team

    81spills
  2. 2
    East Tanfield STW

    Northumbrian Water · Causey Burn

    78spills
  3. 3
    Front Street CSO

    Northumbrian Water · River Browney · monitor coverage 88.4%, below 90%

    77spills
  4. 4
    Crookhall STW

    Northumbrian Water · Stockerley Burn, Tributary of

    62spills
  5. 5
    Kimberley Gardens CSO (Der 82)

    Northumbrian Water · Twizell Burn Tributary

    60spills

Spills over time

The median outlet near Stanley (County Durham) recorded 9 spills in 2025, against 11 across England.

156 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 31 recorded more spills, 94 fewer and 31 the same. Together they went from 3,621 to 2,559 spills, a fall of 29%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
20251853,037911
20241844,1501319
20231064764.520
202252784213
202154187319
202041624218

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 Stanley (County Durham)

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

A5 outlets
B19 outlets
C19 outlets
D12 outlets
E8 outlets
F6 outlets
G2 outlets
H12 outlets
I1 outlet
J2 outlets
K5 outlets
L10 outlets
M3 outlets
N4 outlets
O4 outlets
P18 outlets
Q1 outlet
R5 outlets
S25 outlets
T8 outlets
V1 outlet
W15 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 E63000153). The latest company reports come from each operator’s live feed and carry their own dates.

All sourcesHow the data worksReport pollution

Questions about Stanley (County Durham)

What area does this Stanley (County Durham) 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 Stanley (County Durham)?
185 outlet records report 3,037 spills in 2025. Every record on this page has a usable count.
Which water companies operate outlets near Stanley (County Durham)?
Northumbrian Water operates every outlet listed on this page. Open a company page to see its full outlet list and annual totals.
Which outlets near Stanley (County Durham) are linked to a live feed?
180 of the 185 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 5 show annual figures only.
Did any outlet near Stanley (County Durham) record zero spills in 2025?
40 records report zero counted spills in 2025. 16 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 Stanley (County Durham)?
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.