| 674 Ripponden Road CSO | Culverted section of Hodge Clough (tributary of the River Beal) | Not Discharging | 07:09 Apr 11 | 06:37 Apr 30 |
| Ashes Lane CSO | River Beal | Not Discharging | 12:02 Apr 13 | 06:37 Apr 30 |
| Belfield Road/Beswicke Royds St CSO | Sanney Brook via surface water sewer | Not Discharging | 08:12 Apr 11 | 06:37 Apr 30 |
| Castleton South Junction CSO | Culverted tributary of Trub Brook | Not Discharging | 14:24 Apr 15 | 06:37 Apr 30 |
| Cowlishaw CSO | Luzley Brook | Not Discharging | 24:00 Mar 10 | 06:37 Apr 30 |
| Drake Street CSO (35038) | Culverted section of River Roch via surface water sewer | Not Discharging | 14:06 Feb 20 | 06:37 Apr 30 |
| Fir Lane Combined Sewer Overflow | Unnamed Tributary of River irk | Not Discharging | 09:42 Apr 27 | 06:37 Apr 30 |
| Hartley Lane CSO | Tributary of Suddon Brook | Not Discharging | 19:45 Apr 25 | 06:37 Apr 30 |
| Holden Fold Lane CSO | Luzley Brook | Not Discharging | 14:30 Feb 20 | 06:37 Apr 30 |
| Manchester Rd CSO (351tt) | River Roch via surface water sewer | Not Discharging | 17:36 Apr 21 | 06:37 Apr 30 |
| Marland Hill Sso | River Roch | Not Discharging | 24:00 Jan 01 1970 | 06:37 Apr 30 |
| Mellor Street CSO | River Spodden | Not Discharging | 10:10 Mar 25 | 06:37 Apr 30 |
| Milnrow Road/Fishwick Street CSO | Culverted section of Moss Brook a tributary of River Roch | Not Discharging | 14:30 Apr 28 | 06:37 Apr 30 |
| Milnrow Road/Fishwick Street CSO | River Roch | Not Discharging | 17:53 Apr 21 | 06:37 Apr 30 |
| Milnrow Road/Pine Street CSO | River Roch via surface water sewer | Not Discharging | 14:02 Feb 20 | 06:37 Apr 30 |
| Newbold Street CSO | Stanney Brook | Not Discharging | 01:00 Apr 20 | 06:37 Apr 30 |
| Oakenrod Combined Sewer Overflow | River Roch | Not Discharging | 22:44 Mar 22 | 06:37 Apr 30 |
| Oldham Road CSO 35027 | culverted section of Sudden Brook | Not Discharging | 08:45 Mar 29 | 06:37 Apr 30 |
| Peppermint Bridge CSO | Peithorne Brook, tributary River Beal | Not Discharging | 19:30 Apr 14 | 06:37 Apr 30 |
| Rochdale WWTW | River Roch | Not Discharging | 11:46 Mar 07 | 06:37 Apr 30 |
| Royton Settled Storm Overflow | River Irk | Not Discharging | 10:06 Jan 27 | 06:37 Apr 30 |
| Shaw Main Outfall | River Beal | Not Discharging | 21:45 Apr 26 | 06:37 Apr 30 |
| Shaw Road CSO | River Beal | Not Discharging | 09:20 Apr 21 | 06:37 Apr 30 |
| Smith St And John St CSO 35021 | River Roch | Not Discharging | 19:51 Feb 23 | 06:37 Apr 30 |
| Spotland Bridge CSO 35035 | River Spodden | Not Discharging | 16:30 Apr 27 | 06:37 Apr 30 |
| St Marys Gate/Cheetham Street CSO | Culverted section of River Roch | Not Discharging | 02:36 Apr 22 | 06:37 Apr 30 |
| St Marys Gate/Cheetham Street CSO | Culverted section of River Roch | Not Discharging | 24:00 Jan 01 1970 | 06:37 Apr 30 |
| St Marys Gate/Cheetham Street CSO | Culverted section of Lord Burn a tributary of River Roch | Not Discharging | 06:02 Apr 30 | 06:37 Apr 30 |
| Stanney Road CSO | Stanney Brook | Not Discharging | 12:40 Apr 16 | 06:37 Apr 30 |
| Sudden Valley Sewer | River Roch | Not Discharging | 18:23 Apr 21 | 06:37 Apr 30 |
| Toad Lane - High Street CSO | River Roch via surface water sewer | Not Discharging | 04:10 Jan 01 | 06:37 Apr 30 |
| Trafalgar Street /Ramsey Street CSO | River Roch via SWS | Not Discharging | 10:38 Apr 29 | 06:37 Apr 30 |
| Water Street CSO | River Roch | Not Discharging | 11:30 Apr 29 | 06:37 Apr 30 |
| Yorkshire St Oswald St CSO 35024 | Hey Brook a trib of the River Roch | Not Discharging | 19:45 Apr 03 | 06:37 Apr 30 |
| Yorkshire Street CSO 35022 | River Roch | Not Discharging | 06:00 Apr 30 | 06:37 Apr 30 |