| 112 School Road | BRISLINGTON BROOK | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| 24 Rowlandson Gardens CSO | TRIB OF HORFIELD BROOK VIA SWS | Not Discharging | 08:42 Jan 27 | 08:53 Mar 15 |
| 31 Grove Road CSO | FISHPONDS BROOK VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| 43 Grove Road CSO | FISHPONDS BROOK (S) | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| 85 Rose Green Road CSO | COOMBE BROOK VIA SWS | Not Discharging | 22:42 Mar 12 | 08:53 Mar 15 |
| Anstey's Rd CSO | RIVER AVON(E) | Not Discharging | 22:44 Mar 12 | 08:53 Mar 15 |
| Avon Street CSO | FLOATING HARBOUR | Not Discharging | 22:52 Mar 12 | 08:53 Mar 15 |
| Bath Road Trading Estate CSO | RIVER AVON (ESTUARINE) | Not Discharging | 22:32 Mar 12 | 08:53 Mar 15 |
| Beechwood Avenue CSO | RIVER AVON (VIA SWS) | Not Discharging | 22:41 Mar 12 | 08:53 Mar 15 |
| Blackberry Hill CSO | RIVER FROME | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Bond Street South CSO | RIVER FROME | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Brentry Road CSO | RIVER FROME | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Brislington Hill CSO | BRISLINGTON BROOK VIA SWS | Not Discharging | 22:34 Mar 12 | 08:53 Mar 15 |
| Britannia Road CSO | STRAD BROOK (S) | Not Discharging | 08:52 Jan 27 | 08:53 Mar 15 |
| Broadmead CSO | RIVER FROME VIA SWS | Not Discharging | 19:50 Nov 14 2025 | 08:53 Mar 15 |
| Broadmead Roundabout CSO | RIVER FROME | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Burchells Green Road CSO | COOMBE BROOK VIA SWS | Not Discharging | 22:24 Mar 12 | 08:53 Mar 15 |
| Cattle Market Road Siphon CSO | RIVER AVON (ESTUARINE) | Not Discharging | 16:20 Dec 18 2025 | 08:53 Mar 15 |
| Central Avenue Combined Sewer Of | TRIB OF RIVER AVON VIA SWS | Not Discharging | 22:38 Mar 12 | 08:53 Mar 15 |
| Central Trading Estate CSO | RIVER AVON (ESTUARINE) | Not Discharging | 22:28 Mar 12 | 08:53 Mar 15 |
| Central Trading Estate Ps | RIVER AVON (ESTUARINE) | Not Discharging | 16:36 Nov 14 2025 | 08:53 Mar 15 |
| Champion Court CSO | RIVER FROME | Not Discharging | 14:40 Sep 08 2025 | 08:53 Mar 15 |
| Chaplin Road Combined Sewer | RIVER FROME | Not Discharging | 22:42 Mar 12 | 08:53 Mar 15 |
| Eastville Park CSO | RIVER FROME | Not Discharging | 15:10 Dec 18 2025 | 08:53 Mar 15 |
| Feeder Road Combined Sewer Overflow | RIVER AVON (ESTUARINE) | Not Discharging | 15:30 Feb 10 | 08:53 Mar 15 |
| Filton Avenue CSO | HORFIELD BROOK VIA SWS | Not Discharging | 11:02 Mar 13 | 08:53 Mar 15 |
| Filwood Road 1 CSO | FISHPONDS BROOK VIA SWS | Not Discharging | 09:52 Sep 07 2025 | 08:53 Mar 15 |
| Filwood Road No.2 CSO | FISHPONDS BROOK (S) | Not Discharging | 15:08 Nov 14 2025 | 08:53 Mar 15 |
| Fishponds Storm Retention Tank CSO | FISHPONDS BROOK VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Footshill Road CSO | RIVER AVON (VIA SWS) | Not Discharging | 22:30 Mar 12 | 08:53 Mar 15 |
| Forest Road CSO | FISHPONDS BROOK VIA SWS | Not Discharging | 24:12 Mar 13 | 08:53 Mar 15 |
| Foundary Lane CSO | COOMBE BROOK VIA SWS | Not Discharging | 15:12 Dec 18 2025 | 08:53 Mar 15 |
| Frenchay Park Road CSO | TRIB OF THE RIVER FROME | Not Discharging | 10:56 Feb 24 2025 | 08:53 Mar 15 |
| Frenchay Park Road CSO | RIVER FROME(VIA A SWS) | Not Discharging | 22:28 Mar 12 | 08:53 Mar 15 |
| Gordon Road Combined Sewer Overflow | RIVER FROME VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Greenbank View CSO | RIVER FROME VIA SWS | Not Discharging | 22:38 Mar 12 | 08:53 Mar 15 |
| Grove Road CSO | FISHPONDS BROOK (S) | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Hanham High Street CSO | RIVER AVON (VIA SWS) | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| High Street/St Marks CSO | RIVER FROME | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Irving Close CSO | TRIB OF WARMLEY BROOK VIA SWS | Not Discharging | 22:46 Mar 12 | 08:53 Mar 15 |
| Landseer Avenue CSO | TRIB OF HORFIELD BROOK VIA SWS | Not Discharging | 17:36 Jan 08 | 08:53 Mar 15 |
| Lodge Causeway CSO | COOMBE BROOK VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Lower Conham Vale CSO | RIVER AVON (VIA SWS) | Not Discharging | 22:34 Mar 12 | 08:53 Mar 15 |
| Lower Hanham Road CSO | RIVER AVON (VIA SWS) | Not Discharging | 22:50 Mar 12 | 08:53 Mar 15 |
| Magdelene Place CSO | GROUNDWATER VIA INFILT SYSTEM | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Maggs Lane 1 CSO | COOMBE BROOK VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Maggs Lane Combined Sewer Overflow | COOMBE BROOK VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Marion Walk CSO | RIVER AVON VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Marlborough Street CSO | RIVER FROME | Not Discharging | 14:20 Sep 08 2025 | 08:53 Mar 15 |
| Muller Road Allotments CSO | BOILING WELLS LANE STREAM | Not Discharging | 10:58 Mar 14 | 08:53 Mar 15 |
| Muller Road Combined Sewer | RIVER FROME | Not Discharging | 22:32 Mar 12 | 08:53 Mar 15 |
| Muller Road CSO | HORFIELD BROOK (S) | Not Discharging | 11:32 Mar 13 | 08:53 Mar 15 |
| n/a | Bristol Avon (By Bk to Netham W | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| n/a | Bristol Avon (By Bk to Netham W | Not Discharging | 22:34 Mar 12 | 08:53 Mar 15 |
| n/a | Bristol Avon (By Bk to Netham W | Not Discharging | 22:32 Mar 12 | 08:53 Mar 15 |
| Oakley Road CSO | HORFIELD BROOK (S) | Not Discharging | 22:36 Mar 12 | 08:53 Mar 15 |
| Outside 63 Moorlands Road | COOMBE BROOK(S) | Not Discharging | 22:34 Mar 12 | 08:53 Mar 15 |
| Overndale Road CSO | LINCOMBE BARN STREAM | Not Discharging | 22:39 Mar 12 | 08:53 Mar 15 |
| Polly Barnes Hill CSO | RIVER AVON (VIA SWS) | Not Discharging | 22:57 Mar 12 | 08:53 Mar 15 |
| Pritchard Street CSO | RIVER FROME VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Sheppard Road CSO | TRIB OF RIVER FROME VIA SWS | Not Discharging | 23:26 Nov 14 2025 | 08:53 Mar 15 |
| Speedwell Road CSO | TRIBUTARY OF COOMBE BROOK | Not Discharging | 22:26 Mar 12 | 08:53 Mar 15 |
| St Annes Terrace CSO | BRISLINGTON BROOK | Not Discharging | 22:50 Mar 12 | 08:53 Mar 15 |
| St James Barton CSO | RIVER FROME VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Stapleton Rd And Glenfrome Rd CSO | RIVER FROME | Not Discharging | 22:32 Mar 12 | 08:53 Mar 15 |
| Station Road CSO | TRIB OF WARMLEY BROOK(S) | Not Discharging | 01:10 Mar 13 | 08:53 Mar 15 |
| The Manse CSO | RIVER FROME (S) | Not Discharging | 20:00 Nov 14 2025 | 08:53 Mar 15 |
| Tortworth Road CSO | HORFIELD BROOK | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Victor Street Combined Sewer Overfl | RIVER AVON (ESTUARINE) VIA SWS | Not Discharging | 16:36 Nov 14 2025 | 08:53 Mar 15 |
| Whitby Road Combined Sewer Overflow | RIVER AVON VIA SWS (ESTUARINE) | Not Discharging | 10:38 Sep 07 2025 | 08:53 Mar 15 |
| Whitby Road Combined Sewer Overflow | RIVER AVON VIA SWS | Not Discharging | 22:44 Mar 12 | 08:53 Mar 15 |
| Whitby Road Embankment Ps | RIVER AVON (ESTUARINE) | Not Discharging | 10:57 Sep 07 2025 | 08:53 Mar 15 |
| Wood Road Combined Sewer Overflow | STRAD BROOK VIA SWS | Not Discharging | 22:45 Mar 12 | 08:53 Mar 15 |
| Woodside Road Combined Sewer Of | CONHAM VALE STREAM VIA SWS | Not Discharging | 24:00 Jan 01 1970 | 08:53 Mar 15 |
| Wordsworth Road Attenuation Tank | THE HORFIELD BROOK | Not Discharging | 10:58 Mar 13 | 08:53 Mar 15 |