Sewage Map

Shelf and Northowram sewage map and spill data

210 storm overflows listed in the 2025 annual return sit within 10 km of the official Shelf and Northowram reference point. All are operated by Yorkshire Water. Check the latest company report for each outlet below.

210
Outlets within 10 km
5,107
Spills in 2025
21,168
Recorded hours
208
Linked to a live feed

28 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 Shelf and Northowram

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 210 outlets

Open full map
  • Arthur Avenue/CSO

    Yorkshire Water · Middle Brook

    Current status unknown
    2025 annual record:0spills0hours
  • Back Wharf Street/CSO

    Yorkshire Water · River Calder

    Current status unknown
    2025 annual record:33spills43.2hours
  • Barsey Green/STW

    Yorkshire Water · Barsey Clough

    Current status unknown
    2025 annual record:44spills475.3hours
  • Boy Lane/CSO

    Yorkshire Water · Hebble Brook

    Current status unknown
    2025 annual record:5spills4.8hours
  • Bradford Road 213/CSO

    Yorkshire Water · Clayton Beck

    Current status unknown
    2025 annual record:8spills11.3hours
  • Brearley Main Sewer/CSO

    Yorkshire Water · River Calder

    Current status unknown
    2025 annual record:79spills470.5hours
  • Brow Bridge/CSO

    Yorkshire Water · Black Brook

    Current status unknown
    2025 annual record:8spills7hours
  • Burn Road/CSO

    Yorkshire Water · Grimescar Dike

    Current status unknown
    2025 annual record:23spills38.3hours
  • Carr Hall Lane/CSO

    Yorkshire Water · Calder and Tribs

    Current status unknown
    2025 annual record:4spills1hours
  • Chateris Road/CSO

    Yorkshire Water · Pitty Beck

    Current status unknown
    2025 annual record:0spills0hours

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
    Thornhills Beck Lane/CSO

    Yorkshire Water · River Calder

    120spills
  2. 2
    Bonegate Lane/CSO

    Yorkshire Water · River Calder

    119spills
  3. 3
    Hebble Lane/CSO

    Yorkshire Water · Hebble Brook

    116spills
  4. 4
    Rose Grove Lane/CSO

    Yorkshire Water · River Calder

    113spills
  5. 5
    West Street/CSO

    Yorkshire Water · River Ryburn

    103spills

Spills over time

The median outlet near Shelf and Northowram recorded 13 spills in 2025, against 11 across England.

169 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 39 recorded more spills, 110 fewer and 20 the same. Together they went from 5,261 to 4,399 spills, a fall of 16%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
20252105,1071311
20242086,19316.519
20232098,1192420
20221825,2231613
20211615,1791719
20201584,6281418

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 Shelf and Northowram

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

A5 outlets
B24 outlets
C17 outlets
D11 outlets
E10 outlets
F4 outlets
G6 outlets
H21 outlets
J1 outlet
K1 outlet
L17 outlets
M9 outlets
N11 outlets
O3 outlets
P9 outlets
Q1 outlet
R10 outlets
S24 outlets
T6 outlets
U1 outlet
V4 outlets
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 E63000879). The latest company reports come from each operator’s live feed and carry their own dates.

All sourcesHow the data worksReport pollution

Questions about Shelf and Northowram

What area does this Shelf and Northowram 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 Shelf and Northowram?
210 outlet records report 5,107 spills in 2025. Every record on this page has a usable count.
Which water companies operate outlets near Shelf and Northowram?
Yorkshire Water operates every outlet listed on this page. Open a company page to see its full outlet list and annual totals.
Which outlets near Shelf and Northowram are linked to a live feed?
208 of the 210 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 2 show annual figures only.
Did any outlet near Shelf and Northowram record zero spills in 2025?
30 records report zero counted spills in 2025. 28 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 Shelf and Northowram?
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.