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• • <br />Table 3 (Cont.) <br />Summary of Ground Water Monitoring Wells, <br />Seneca II Mine, Rovtt County, Colorado <br /> <br />Well No. <br />(Computer ID.) <br />Coordinates <br />Sou [h East <br />Formation <br />Completed In <br />Wall <br />Depth <br />(f t) <br />Casing <br />Diameter <br />(in) Ground <br />Surface <br />Elevation <br />(f t) Analytical <br />Parameter <br />Remarks Liat• <br />NS - Not Sampled <br />GW-119-W (SW19) 24333. 54 9957. 80 Wedge Coal 264.0 4 6796. 73 Short <br />GW-520-LWI 12365. 73 8346. 39 Lennox-Wadge 140.0 4 6823. 44 Moni tore fly ash NS <br />(SOV20) Interburden des troyad 2/83 <br />GW-S2I-LWI 14235. 25 8013. 42 Lennox-Wadge 98.0 5 6645. 59 Monitors fly ash pit, NS <br />(SOV21) InterDurden monitoring discontinued 1997 <br />Gw-122-S (SSP22) 19793. 08 10743. 60 Spoil 48.0 2 6877. 87 Not enough water to sample NS <br />Gw-123-S (SSP23) 18328. 23 10410. 10 Spoil 24.5 2 6824. 66 Not enough water to sample N8 <br />GW-124-5 (SSP24) 18663. 86 10267. 44 Spoil 63.5 2 6829. 33 Not enough water [o sample NS <br />GW-125-5 (SSP25) 17367. 62 9461. 82 Spoil 50.5 4 6670. 47 Long <br />GW-126-5 (SSP26) 17418. 02 9416. 51 Spoil 43.5 4 6fi54. B1 Long <br />GW-127-5 (SSP27) 17410. 46 9351. 98 Spoil 38.5 4 6637. 96 Long <br />Gw-528-W (Sw28) 28870. 50 15547. 72 Wedge Coal 61.7 2 7336. 57 Removed by mining 12/80 NS <br />GW-129-w (Sw29) 27991. 21 16811. 67 Wedge Coal 50.0 2 7452. 86 Removed by mining 5/81 <br />GW-130-w (Sw30) 27506. 26 17950. 77 Wedge Coal 39.0 2 7465. 42 Removed by mining NS <br /> Hinter 85/86 <br />GW-531-AS (SLGAL31) 16308. 02 7817. 49 Little Graaay Creek 61.4 2 6598. 67 Screen collapsed (3/82) NS <br /> Alluvium See CW-131-A2 <br />GW-131-A2 16308. 02 7817. 49 Little Grassy Creek 23.0 4 6598. 67 Long <br />(SLGAL3IA) Alluvium <br />GW-532-A (SLGAL32) 22966. 17 10054. 98 Little Grassy Creek 55.2 2 6756. 09 Short <br /> Alluvium <br />GW-133-A (SGAL33) 15831. 08 7046 .04 Greasy Creek 40.0 4 6586. 36 Long <br /> Alluvium <br />GW-534-A (SGAL3d) 15854. 39 6987 .23 Grassy Creek 40.0 2 6586. 14 NS <br /> Alluvium <br />GW-535-WC (SWC35) 24249 .88 17745 .53 Wolf Creek Coal 154.0 5 7718. 62 Abandoned 3/96 NS <br />D <br />s <br />