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Table 15-6 <br /> Alpha Numeric Identification System for <br /> Nucla and Nucla East Mining Area Ground Water Sites <br /> Well Name Computer No. Logic of the Computer Numbering System <br /> GW-N16P1(5) (WN0116) WN = Is a major minor alpha designation <br /> GW-N16(5) (WN0016) 0000 = all numeric computer designations <br /> are a four-digit number <br /> GW = Ground water monitor well <br /> N16 = Designates this is the 16th monitor well 0116 = Indicates this is the observation <br /> \_n <br /> to be installed well for GW-N16 monitor well <br /> co <br /> P1 = Designates that it is a piezometer or 0016 = Indicates this is Monitor Well <br /> observation well to Well GW-N16 GW-N16 <br /> (5) = Indicates this is an underburden monitor well <br /> (5) The Number Designations for Each Aquifer Type Alpha (Major/Minor) Prefix Designations, <br /> What They Represent <br /> (1) Alluvium WA - Nucla Mine water quality sample <br /> m <br /> N (2) Overburden WB - Nucla East water quality sample <br /> m <br /> a <br /> o (3) Overburden and Coal WM - Nucla Mine static water level <br /> measurement <br /> co (4) Dakota Coal WN - Nucla East static water level <br /> measurement <br /> (5) Underburden BA - Spring water quality sample <br /> (6) Spoil <br /> (7) Overburden, Coal, Underburden <br />