Heysham topographic map

Average elevation: 84 m

The town lies in a natural three-forked valley at the confluence of the River Brun and the River Calder, surrounded by open fields, with wild moorland at higher altitudes. To the west of Burnley lie the towns of Padiham, Accrington and Blackburn, with Nelson and Colne to the north. The centre of the town…

Average elevation: 247 m

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Average elevation: 39 m

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Average elevation: 58 m

Average elevation: 273 m

Average elevation: 41 m

Average elevation: 385 m

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Average elevation: 19 m

Average elevation: 2 m

Rishton is situated in an area of low moorland north east of Blackburn and north west of Accrington. Its elevation above sea level varies from 250 feet (76 m) in the east, where Norden Brook flows into the River Hyndburn, to 785 feet (239 m) on Rishton Height, north west of the town.

Average elevation: 151 m

Average elevation: 95 m

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Average elevation: 233 m

Average elevation: 265 m

Average elevation: 54 m

Average elevation: 122 m

Average elevation: 315 m

Average elevation: 123 m

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Average elevation: 200 m

Average elevation: 163 m

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Average elevation: 45 m

Average elevation: 251 m

Average elevation: 74 m

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Average elevation: 26 m

Average elevation: 114 m

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Average elevation: 98 m

Average elevation: 275 m

Average elevation: 284 m

Geographical coordinates: 53° 46' 0" North, 2° 21' 0" West. Height above sea level: there is a spot height outside the Market Hall which is 133.5 metres (438 ft) the benchmark on the side of the neighbouring Town Hall is 441.10 feet (134.45 m). The highest height in the town is 320 metres (1,050 ft) which is…

Average elevation: 199 m

Average elevation: 12 m

Average elevation: 70 m

The geology and topography of the village lent itself to urbanisation and domestic industries; primitive weavers' cottages, coal pits and stone quarries were propelled by Bacup's natural supply of water power in the Early Modern period. The adoption of the factory system, which developed into the Industrial…

Average elevation: 337 m

Average elevation: 5 m

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Average elevation: 104 m

Average elevation: 139 m

Average elevation: 43 m

Average elevation: 53 m

Average elevation: 218 m

Average elevation: 287 m

Average elevation: 111 m

On the River Ribble, the tidal bore acts as a hydrodynamic "front," marking the abrupt transition from the prolonged low-water stand to a compressed flood tide. While the Irish Sea rises for over six hours, the narrowing 19th-century training walls funnel the tide into a singular surge, compressing the flood…

Average elevation: 204 m

Average elevation: 261 m

Average elevation: 24 m

Average elevation: 56 m

Average elevation: 30 m

Average elevation: 3 m

Average elevation: 243 m

Average elevation: 255 m

Average elevation: 158 m

Average elevation: 281 m

Average elevation: 58 m

Average elevation: 148 m

The River Irwell catchment area extends from the moors above Bacup to the Manchester Ship Canal. The climate of the catchment area is wetter than the UK average, with rainfall of 1,456 millimetres (57.3 in) per annum compared to 1,231 millimetres (48.5 in) per annum, and the rivers quickly respond to rainfall.…

Average elevation: 178 m

Average elevation: 263 m

Average elevation: 231 m

Average elevation: 194 m

Average elevation: 26 m

Average elevation: 74 m

Average elevation: 305 m

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Average elevation: 130 m

Average elevation: 8 m

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Average elevation: 19 m

Average elevation: 3 m

Average elevation: 89 m

Average elevation: 104 m

Average elevation: 164 m

Average elevation: 95 m

Average elevation: 24 m

Average elevation: 185 m

Average elevation: 111 m

Average elevation: 10 m

Average elevation: 10 m

Average elevation: 111 m

Average elevation: 281 m

Average elevation: 67 m

Average elevation: 36 m

Average elevation: 365 m

Average elevation: 72 m

Average elevation: 317 m

Average elevation: 114 m

Average elevation: 151 m

Average elevation: 31 m

Average elevation: 56 m