51 | The Blythe/Cole/Bourne catchment management plan : first annual review : July 1994 to July 1995 (NRA Severn-Trent 48)
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52 | NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment |
53 | Local environment focus : local environmental issues in and around Nottingham, Derby, Newark-on-Trent, Gainsborough, Scunthorpe and Ilkeston. : Environment Agency newsletter for the Lower Trent and Erewash catchment, June 2003. |
54 | Local environment focus : local environmental issues in Wolverhampton, Dudley, Kidderminster, Wombourne, Kinver, Stourbridge, Halesowen and West Hagley : Local Environment Agency Plan (LEAP) for the West Midlands Stour : 3rd annual review December 2001 |