| Properties along Halifax Road including Haugh Road, Shaw Wood Road and Stoodley Glen | River Calder | Warning |
| Brookfoot area including Grove Terrace, Grove Cottages and Brookfoot Business Park | River Calder | Warning |
| Gauxholme including Bacup Road and Rochdale Road | Walsden Water | Warning |
| Mytholmroyd including Cragg Road, New Road, Orchard Business Park, Moderna Way Business Park, Caldene Avenue and Burnley Road | River Calder | Warning |
| Callis Bridge and Charlestown between Burnt Acres Wood Bottom and Calderside including Halifax Road and the Sewage Treatment works | River Calder | Warning |
| Properties and businesses in central Todmorden from the Library to Commercial Street including Halifax Road and Sackville Street | River Calder | Warning |
| Cornholme, Robinwood and Lydgate including Lineholme Avenue, Orchan Road, Glen Avenue, Scaitcliffe Hall, Todmorden High School, Burnley Road, Church Road and Redwater Clough | River Calder | Warning |
| Elland including North Dean Business Park, the sports ground and Park Road | River Calder | Warning |
| Walsden from Bottomley Lock to Clough Mill including Rochdale Road, Walsden Station and Walsden School | Walsden Water | Warning |
| Brearley to Luddenden Foot including Station Road in Brearley, Ellen Royd Bridge, and Station Road and Mill Stream Drive in Luddenden Foot | River Calder | Warning |
| Todmorden Cricket Ground to the Railway Bridge south of Burnley Road including Queen Street and Back Ridge Street | River Calder | Warning |
| Halifax Road adjacent to Common Bank Wood | River Calder | Warning |
| Brighouse at Brookfoot Mills | River Calder | Warning |
| Gauxholme area including Bacup Road between Gorpley Wood and Gauxholme Bridge | Midgelden Brook | Warning |
| Sowerby Bridge including Walton Street, Mearclough Road, including Railway Station on Holmes Road | River Calder | Warning |
| Central Mytholmroyd along Burnley Road including the school Mytholmroyd Fire Station and Longfellow Court | River Calder | Warning |
| Mytholm and Hebble End including Eaves Road, Church Lane, King Street, Market Street, Stubbing Drive, Stubbing Holme Road and Hebble End Bridge | River Calder | Warning |
| Millwood including Hallroyd Crescent, Lower Laith Avenue and Stonemere Avenue | River Calder | Warning |
| Harley Wood areas including Stoney Royd Lane, Burnley Road, Cross Lee Road and Mons Road | River Calder | Warning |
| Elland including Saddleworth Road, Halifax Road, Elland Bridge and Century Road, Premier Way, Lacy Way, Lowfields Way and Riverbank Way at Low Fields Business Park | River Calder | Warning |
| Properties and mill buildings adjacent to Ramsden Clough in Walsden, including the cricket ground | Walsden Water | Warning |
| Sowerby Bridge including Holling Mill Lane and Wharf Street, Chapel Lane, Walker Lane, Water Street, West Street and Norland Road | River Calder | Warning |
| Hebden Bridge including Midgehole Road, Foster Mill Bridge, Victoria Road, Valley Road and Hangingroyd Lane | Hebden Water | Warning |
| Shade to Salford including Rochdale Road, Lock Street, Shade Street, Cannon Street, Weir Street | Walsden Water | Warning |
| Copley Village including the Cricket Ground, Copley Drive, Copley Lane, Lydbrook Park, Railway Terrace and the Sewage Treatment Works | River Calder | Warning |
| Central Hebden Bridge including New Road, Commercial Street, Holme Street, Crown Street, Hope Street, Albert Street, Royd Terrace, Hangingroyd Lane and Old Gate | River Calder | Warning |
| Todmorden from Harehills Street to Todmorden Bus Station including all properties north of Burnley Road | River Calder | Warning |
| Properties at Dean Clough Industrial Park and Dean Clough Mills | Hebble Brook | Warning |
| Ripponden, including Ripponden Wood and Triangle | River Ryburn | Warning |
| Properties adjacent to Calder and Hebble Navigation between Sowerby Bridge and Copley | Calder and Hebble Navigation | Warning |
| Properties surrounding Bowers Mill and along Beestonley Lane, Dog Lane, Firth House Meadows, Steele Lane and Berry Mill Lane | Black Brook | Warning |