| 91 Manchester Road CSO 072go | Croal Minor | Not Discharging | 10:42 Jun 12 | 17:56 Jun 13 |
| Adelaide Street CSO | Tanner Hole Brook | Not Discharging | 17:36 Jun 13 | 17:56 Jun 13 |
| Albert Road CSO | Middle Brook | Not Discharging | 12:48 Jun 11 | 17:56 Jun 13 |
| Albion Terrace CSO 071bd | Astley Brook | Not Discharging | 11:54 Jun 11 | 17:56 Jun 13 |
| Astley Bridge CSO 071wp | Astley Brook a tributary of the River Crowle | Not Discharging | 10:56 Jun 12 | 17:56 Jun 13 |
| Blackburn Rd Halliwell Rd CSO 071eu | River Tonge | Not Discharging | 16:16 May 27 | 17:56 Jun 13 |
| Blackshaw Lane CSO 072fw | Middle Brook | Not Discharging | 09:58 Jun 12 | 17:56 Jun 13 |
| Bridge Street Bow Street CSO | A culverted section of Middle Brook, a tributary of the River Croal | Not Discharging | 10:10 Jun 12 | 17:56 Jun 13 |
| Bridgeman Park CSO | River Croal | Not Discharging | 14:32 Apr 19 | 17:56 Jun 13 |
| Bridgeman St Higher Swan Lane CSO | Jenny Beck | Not Discharging | 23:56 Jul 24 2025 | 17:56 Jun 13 |
| Brook Deans Close CSO | Dean Brook a tributary of the River Tonge | Not Discharging | 14:24 Jun 11 | 17:56 Jun 13 |
| Caledonia St Hibernia St CSO 071ib | Middle Brook via a surface water sewer | Not Discharging | 11:58 Jun 04 2025 | 17:56 Jun 13 |
| Cammerclough Road CSO | River Croal | Not Discharging | 11:04 Jun 12 | 17:56 Jun 13 |
| Chorley New Road CSO 071js | An unnamed tributary of Middle Brook | Not Discharging | 03:34 Jun 10 | 17:56 Jun 13 |
| Chorley New/Devonshire Road CSO | Middle Brook | Not Discharging | 10:38 Jun 12 | 17:56 Jun 13 |
| Chorley Old Road SPS | Captains Clough Brook (culverted) | Not Discharging | 10:06 Jun 12 | 17:56 Jun 13 |
| Church Bank (Side Of Viaduct) CSO | Croal Minor | Not Discharging | 17:02 Apr 15 | 17:56 Jun 13 |
| Church Bank Railway Viaduct CSO | Croal Minor | Not Discharging | 15:44 Feb 20 | 17:56 Jun 13 |
| Church Wharfe CSO 073bw | A culverted section of the River Croal Minor | Not Discharging | 04:12 Jun 10 | 17:56 Jun 13 |
| Croft Ln Manchester Rd CSO Bol0206 | River Croal via a surface water sewer | Not Discharging | 10:22 Jun 12 | 17:56 Jun 13 |
| Croft Ln Manchester Rd CSO Bol0206 | Jenny Beck Culvert, River Croal | Not Discharging | 19:40 Nov 11 2025 | 17:56 Jun 13 |
| Crown Street CSO 071qi | Croal Minor | Not Discharging | 02:54 May 28 | 17:56 Jun 13 |
| D/S 56 Barrow Bridge Road CSO | Dean Brook | Not Discharging | 09:44 Jan 19 | 17:56 Jun 13 |
| Darcy Lever Old Hall CSO | Blackshaw Brook | Not Discharging | 15:50 Apr 15 | 17:56 Jun 13 |
| Dragons Tooth CSO | River Croal | Not Discharging | 13:05 Jun 12 | 17:56 Jun 13 |
| Edith Street CSO 078nl | River Croal | Not Discharging | 13:54 Apr 09 2025 | 17:56 Jun 13 |
| Entwistle St CSO | River Tonge | Not Discharging | 03:16 Nov 22 2025 | 17:56 Jun 13 |
| Fern Street CSO (078j3) | River Croal | Not Discharging | 04:16 Jun 10 | 17:56 Jun 13 |
| Ginger Fold CSO Bol0144 | River Croal | Not Discharging | 11:06 Jun 12 | 17:56 Jun 13 |
| Gisburn Avenue CSO 071vo | Astley Brook | Not Discharging | 05:48 Jun 09 | 17:56 Jun 13 |
| Hacken Works CSO | River Croal | Not Discharging | 11:46 Jun 12 | 17:56 Jun 13 |
| Hag End Brow CSO | River Tonge a tributary of the River Croal | Not Discharging | 04:16 Jun 10 | 17:56 Jun 13 |
| Hall I Th Wood CSO 071xp | Eagley Brook via a surface water sewer | Not Discharging | 24:00 Jan 01 1970 | 17:56 Jun 13 |
| Hall Lane | River Croal | Not Discharging | 04:26 Jun 10 | 17:56 Jun 13 |
| Hind Street CSO | Bradshaw Brook | Not Discharging | 10:04 Aug 11 2025 | 17:56 Jun 13 |
| King Street CSO 072bv | River Croal | Not Discharging | 15:52 Feb 06 | 17:56 Jun 13 |
| Ladybridge Lane CSO | Middle Brook | Not Discharging | 12:46 Jun 11 | 17:56 Jun 13 |
| Ladybridge Lane CSO | Middle Brook | Not Discharging | 14:21 Jun 10 | 17:56 Jun 13 |
| Lever Street No 3 CSO | Jenny Beck via a surface water sewer | Not Discharging | 04:28 Jun 10 | 17:56 Jun 13 |
| Lever Street No 5 CSO 078cd | A culverted section of Jenny Beck, a tributary of River Croal | Not Discharging | 19:44 Nov 11 2025 | 17:56 Jun 13 |
| Lever Street No1 CSO | A culverted section of Jenny Beck | Not Discharging | 18:14 Sep 20 2025 | 17:56 Jun 13 |
| Lightbounds Rd Lvaine Ave CSO 072co | Astley Brook | Not Discharging | 24:54 May 28 | 17:56 Jun 13 |
| Manor Street Bow Street CSO 072es | Croal Minor | Not Discharging | 16:16 May 27 | 17:56 Jun 13 |
| Mornington Rd Back Lincoln Rd CSO | Queen's Park / Gilnrow Park Pond via a surface water sewer | Not Discharging | 10:32 Jun 04 2025 | 17:56 Jun 13 |
| Moss Bank Way/Chippings W | Astley Brook | Not Discharging | 05:48 Jun 09 | 17:56 Jun 13 |
| No 76 Middle Brook CSO | Middle Brook | Not Discharging | 10:32 Jun 12 | 17:56 Jun 13 |
| Oakenbottom Road CSO 072is | Bradshaw Brook | Not Discharging | 12:36 Jun 07 | 17:56 Jun 13 |
| Orlando Street CSO 078j3 | Croal Minor | Not Discharging | 02:36 Feb 20 | 17:56 Jun 13 |
| Rishton Lane/Weston Street CSO | Culverted section of Jenny Beck, a tributary of the River Croal | Not Discharging | 10:14 Jun 12 | 17:56 Jun 13 |
| Royal Oak CSO 07039 | Bradshaw Brook (via a surface water sewer) | Not Discharging | 13:29 Jun 11 | 17:56 Jun 13 |
| Spa Road CSO 07017 | River Croal | Not Discharging | 22:06 Jun 11 | 17:56 Jun 13 |
| Springfield Tank CSO | Culverted Section of River Croal | Not Discharging | 17:30 Jun 13 | 17:56 Jun 13 |
| Stpeters Way/Springfield Ind Es CSO | River Croal | Not Discharging | 13:40 Apr 03 | 17:56 Jun 13 |
| TBC | River Tonge | Not Discharging | 10:36 Jun 12 | 17:56 Jun 13 |
| TBC | River Croal | Not Discharging | 03:28 May 19 | 17:56 Jun 13 |
| TBC | River Tonge via a surface water sewer | Not Discharging | 14:58 Oct 17 2025 | 01:36 Jun 03 |
| TBC | River Tonge via a surface water sewer | Not Discharging | 03:18 Nov 12 2025 | 17:56 Jun 13 |
| Thicketford CSO 072ux | Bradshaw Brook | Not Discharging | 03:16 May 19 | 17:56 Jun 13 |
| Thompson Road CSO | Captains Clough | Not Discharging | 12:13 May 22 | 17:56 Jun 13 |
| Tonge Moor Rd CSO | River Tonge a tributary of the River Croal/River Irwell | Not Discharging | 03:50 May 31 | 17:56 Jun 13 |
| Tonge Valley CSO | River Tonge | Not Discharging | 23:58 Dec 16 2025 | 17:56 Jun 13 |
| Turner Bridge CSO | River Tonge (Tributary of the River Croal) | Not Discharging | 11:45 Jun 11 | 17:56 Jun 13 |
| Vallets Lane CSO | A culverted section of Captain's Clough | Not Discharging | 22:29 May 19 | 17:56 Jun 13 |
| Walker Street CSO | River Croal | Not Discharging | 17:30 Jun 13 | 17:56 Jun 13 |
| Water Street CSO 07020 | River Croal | Not Discharging | 10:23 May 19 | 17:56 Jun 13 |
| Waters Meeting Road CSO 073kz | River Tonge | Not Discharging | 13:20 Jun 11 | 17:56 Jun 13 |
| Weston St Viking St CSO Bol0115 | Jenny Beck (tributary of River Croal) | Not Discharging | 10:26 Jun 12 | 17:56 Jun 13 |
| White Lion Brow CSO | Croal Minor | Not Discharging | 16:26 Feb 15 | 17:56 Jun 13 |
| Zulu Sreet CSO 07032 | River Tonge | Not Discharging | 11:45 Jun 11 | 17:56 Jun 13 |