| Alford Street Pumping Station | A culverted section of Moston Brook | Not Discharging | 05:17 Jan 27 | 16:21 Apr 27 |
| Boardshaw Road CSO | Whit Brook a tributary of River Irk | Not Discharging | 10:18 Apr 07 | 16:21 Apr 27 |
| Boarshaw Road CSO | Whit Brook | Not Discharging | 17:40 Apr 21 | 16:21 Apr 27 |
| Boothroyden Road CSO | River Irk | Not Discharging | 18:28 Apr 21 | 16:21 Apr 27 |
| Boundary Park Road CSO | Plumpton Clough | Not Discharging | 14:14 Feb 20 | 16:21 Apr 27 |
| Chuddleigh Road CSO | River Irk via surface water sewer | Not Discharging | 23:30 Apr 25 | 16:21 Apr 27 |
| Cleveland Rd Delaunay Rd CSO 288nj | River Irk | Not Discharging | 19:46 Apr 26 | 16:21 Apr 27 |
| Cleveland Rd Delauneys Rd CSO 281kk | River Irk | Not Discharging | 14:10 Feb 20 | 16:21 Apr 27 |
| Dexter Rd Heaton Park Rd CSO | River Irk | Not Discharging | 11:14 Mar 27 | 16:21 Apr 27 |
| Ferneyfield Road CSO Old0104 | Spring Brook via SWS | Not Discharging | 05:46 Jan 01 | 16:21 Apr 27 |
| Fielding Street CSO (Roc0193) | Culverted tributary of Whit Brook | Not Discharging | 07:56 Apr 26 | 16:21 Apr 27 |
| Foxdenton Lane CSO | Culverted section of Wince Brook | Not Discharging | 05:36 Apr 25 | 16:21 Apr 27 |
| Glenbrook Rd Exter Rd CSO 281vu | River Irk | Not Discharging | 12:52 Mar 27 | 16:21 Apr 27 |
| Greengate Combined Sewer Overflow | Wince Brook | Not Discharging | 10:03 Mar 28 | 16:21 Apr 27 |
| Hunt Lane Combined Sewer Overflow | Stock Brook Culvert via surface water sewer | Not Discharging | 14:28 Feb 20 | 16:21 Apr 27 |
| John Lee Fold CSO | Whit Brook | Not Discharging | 13:02 Apr 04 | 16:21 Apr 27 |
| Kendall Road Blackley CSO | River Irk via Birch Brook Culvert | Not Discharging | 15:18 Mar 27 | 16:21 Apr 27 |
| Kirkway Combined Sewer Overflow | Wince Brook a tributary of the River Irk | Not Discharging | 09:30 Apr 24 | 16:21 Apr 27 |
| Long Street Combined Sewer Overflow | Culverted section of River Irk via Surface Water Sewer | Not Discharging | 14:02 Feb 20 | 16:21 Apr 27 |
| Mainway/Worcester Road CSO | Boardman Brook | Not Discharging | 14:48 Feb 20 | 16:21 Apr 27 |
| Manchester New Road CSO | Boardman Brook | Not Discharging | 11:04 Feb 27 | 16:21 Apr 27 |
| Manchester Old Road CSO | Tributary of River Irk | Not Discharging | 14:10 Feb 20 | 16:21 Apr 27 |
| Middleton Main Outfall | River Irk | Not Discharging | 06:26 Mar 07 | 16:21 Apr 27 |
| Middleton Rd Ps | Whittle Brook via a surface water sewer | Not Discharging | 23:16 Mar 07 | 16:21 Apr 27 |
| Middleton Road CSO | Whittle Brook via a Surface Water Sewer | Not Discharging | 24:00 Jan 01 1970 | 16:21 Apr 27 |
| Middleton Road/Victoria Avenue CSO | River Irk | Not Discharging | 12:22 Apr 21 | 16:21 Apr 27 |
| Mill Brow/Blackley New Road CSO | Culverted tributary of River Irk | Not Discharging | 05:20 Mar 07 | 16:21 Apr 27 |
| Mill Brow/Blackley New Road CSO | Culverted section of River Irk | Not Discharging | 14:06 Feb 20 | 16:21 Apr 27 |
| Mossway CSO | Boardman Brook via surface water sewer | Not Discharging | 09:24 Mar 27 | 16:21 Apr 27 |
| Moston Rd/ Chadderton Low Level Ps | Wince Brook | Not Discharging | 05:40 Mar 07 | 16:21 Apr 27 |
| Oldham WWTW | Wince Brook | Not Discharging | 24:00 Jan 01 1970 | 16:21 Apr 27 |
| Oldham WWTW | Wince Brook | Not Discharging | 03:32 Feb 17 | 16:21 Apr 27 |
| Oldham WWTW | Wince Brook | Not Discharging | 24:00 Jan 01 1970 | 16:21 Apr 27 |
| Oldham WWTW | Wince Brook | Not Discharging | 24:00 Jan 01 1970 | 16:21 Apr 27 |
| S. Chadderton/ | Wince Brook | Not Discharging | 07:00 Mar 07 | 16:21 Apr 27 |
| Sheepfoot Lane CSO | Plumpton Clough | Not Discharging | 17:48 Apr 21 | 16:21 Apr 27 |
| South Of Blackley New Road CSO | River Irk | Not Discharging | 18:48 Mar 29 | 16:21 Apr 27 |
| South Of Blackley New Road CSO | River Irk | Not Discharging | 23:15 Apr 26 | 16:21 Apr 27 |
| South Of Blackley New Road CSO | River Irk | Not Discharging | 24:00 Jan 01 1970 | 16:21 Apr 27 |
| Spring Vale Combined Sewer Overflow | River Irk | Not Discharging | 14:38 Feb 20 | 16:21 Apr 27 |
| Swan Mill/Drummer Mill CSO | Springs Brook | Not Discharging | 11:15 Apr 16 | 16:21 Apr 27 |
| TBC | Tributary of Wince Brook | Not Discharging | 09:58 Oct 14 2024 | 16:21 Apr 27 |
| The Causeway Chadderton Wwnps | Wince Brook | Not Discharging | 08:26 Feb 23 | 16:21 Apr 27 |
| Tintern Road (Off The Land) CSO | Tributary of Trub Brook via surface water sewer | Not Discharging | 04:24 Jan 01 | 16:21 Apr 27 |
| Victoria Avenue/Glenbrook CSO | River Irk via Surface Water Sewer | Not Discharging | 07:00 Mar 24 | 16:21 Apr 27 |
| Victoria Avenue/River Irk CSO | River Irk | Not Discharging | 14:20 Feb 20 | 16:21 Apr 27 |
| Waverley Rd CSO 352w4 | Trub Brook tributary of River Irk | Not Discharging | 17:42 Apr 21 | 16:21 Apr 27 |
| Westhulme Hospital CSO | Plumpton Clough | Not Discharging | 14:22 Feb 20 | 16:21 Apr 27 |
| Whitley Drive CSO | Wince Brook | Not Discharging | 01:30 Apr 18 | 16:21 Apr 27 |
| Wood Street CSO | Wood Brook a culverted tributary of the River Irk | Not Discharging | 15:52 Apr 20 | 16:21 Apr 27 |