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<br /> TABLE 4B
<br /> BOWIE NO.1 MINE
<br /> GROUND WATER MONITORING-WELLS
<br /> REQUIRED MONITORING FREQUENCY _
<br /> STATION PRESENTLY PERMIT WATER FIELD WATER LOCATION MONITORED TOTAL CASING CASING SCREENED GROUND DEPTH TO WATER INSTALL
<br /> NO. MONITORED? ACTION LEVEL PARAMETERS QUALITY STRATA DEPTH FT DEPTH INTERVAL ELEV. WATER ELEV. DATE
<br /> SGA NO NONE - Stevens Gulch Wel Field Coluvlum/Akenum 92.0 85/8"Steel 87.0 89-87(7') 7560.00 2'-10' 7558-7550 3/1/1977
<br /> SG-A NO NONE - Stevens Gulch Wel Field ColuvuMAVvum 90.0 85/8"steel 90.0 70-90 7560.00 2'-10' 7558-7550 3NN977
<br /> SG-B NO NONE - StevenaGulchWei Field Coarvum/Alumum 65.0 85/8"steel 65.0 50-85 7560.00 2'-10' 7558-7550 3/1/1977
<br /> SG-C NO NONE - Stevens Gulch Wel Field Coalvium/Aarvlum 27.0 8 5/8"Steel 27.0 17.27 7560.00 2'-10' 7558-7550 3/1/1977
<br /> SG-2 NO NONE -- -- -- Stevens Gulch Wel Field Coemum/Alu um 91.0 8"steel 88.0 63-73;78-88 7560.00 2'-10' 7558-7550 2/1/1978
<br /> DH-47 NO NONE SE1/4,SE1/4,Sm.12,T.13S.,R.92W. SS in barren member ofMeseverde 225.0 61,PVC 225.0 160-225 8296.00 128.80 8187.4 3/1/1979
<br /> GR77-7 NO NONE -- -- -- NW1/4,SW1/4,Sec.14,T.1 3S.,R.92W. San barren member of Mesamde 509.0 4"PVC 500.0 140-240;440-480 7466.00 114.00 7352 9/1/1977
<br /> DH-58 NO NONE SE1/4,NW1/4,Sm.18,T.13S.,R.91W. Coal member ofMesaverde 1963.0 4"Steel;2"PVC 0.1580;1574-1914 See Table 4A 8562.00 1689.00 6873 6/1/1982
<br /> DH-60 NO NONE NE1/4,NE 1/4,Sec.14,T.I 3S.,R.92W. Coal member ofMesaverde 1350.0 4-Steel;2"PVC 0-1055;1045-1345 See Table 4A 7928.00 1031.00 6897 6/1/1982
<br /> DH-62 NO NONE NW1/4,SWI III,Sm.7,T.135.,R.91W. Coal member ofMesaverde 1945.0 4"Steel 1623.0 - 8377.00 1817.00 6560 7/1/1982
<br /> DH-65 NO NONE NW1I4,NEI/4,Sec.15,T.13S.,R.92W. Coal member ofMesaverde 1655.0 4"Steel,2"PVC 0-1280;1270-1650 See Table 4A 8306.00 1044.00 7262 7/1/1982
<br /> DH-68 NO NONE SE7/4,NW 114,Sao.15,T.13S.,R.92W. Coal member of Mesaverde 1475.0 4"Steel,2"PVC 0-1060;1050-1470 See Table 4A 8192.00 1060.00 7132 7/1/1982
<br /> DH-70 NO NONE -- NW1/4,SW1/4,Sec.17,T.13S.,R.91W. Coal member ofMesaverde 695.0 4"Steel;2'PVC D-240;232895 See Table 4A 7387.00 534.00 6853 6/1/1982
<br /> DH-69 NO NONE NEI/4,NW1/4,Sec.7,TA 3S.,R.91W. Coal member of Mesaverde 1975.0 4"Steel;2"PVC 0-1720;1710-1970 See Table 4A 8312.00 1768.00 6544 7/1/1982
<br /> B-1 NO NONE -- Boyne No.l East Mine-Fan Level Colluvial soils 48.5 1"PVC - - 7459.30 Dry Dry 10/22/1981
<br /> B-2 NO NONE -- -- -- Bowie No.l East Mine-Fen Level Colluvial soils-Fan Level Fil 54.0 1-PVC - - 7415.03 Dry Dry 10/22/1981
<br /> B 3 NO NONE - Boyne No.1 East Mine-C&S Level Colluvial soft-C&S Level FIN 89.0 2"PVC 89.0 77.0-89.0 8946.76 83.00 6863.76 10/19/1981
<br /> 134 NO REMOVE - Boyne No.t East Mine-Below C&5 Colluvial sods-Below C&S Fill 59.5 11PVC 58.9 47.4-58.9 6832.39 44.00 8786.39 10/23/1981
<br /> B-5 NO NONE Semi-Ann - Bowie No.t East Mine-BelowC&S Colluvial sols-BelowC&SFIN 35.5 212"PVC 29.4 23.9-28.9 8832.39 Dry Dry 10/26/1981
<br /> M NO NONE Semi-Ann -- -- Bowie No.l East Mine-Old Waste Pile Coluvial-,b-At-old waste pile 99.0 212"PVC 92.5 55.5-90.5 8778.01 Dry I Dry 10/26/1981
<br /> B-7 YES NONE Semim-Ann Semi-Ann Annually Bowie No.l East Mine-Below Pond Coluvial soils-Below sed.Pond 84 99.0 2"Pvc 98.0 86.0-96.0 8602.00 82.00 6520 10/26/1961
<br /> B-8 NO NONE Semi-Ann - Bowie No.l Ess Mine Coluvial suis-Below WRWP Sed Pond 38.7 2"PVC 38.7 1 8790.00 Dry Dry 1982
<br /> SM-1 NO NONE Semi-Ann Semi-Ann Annually NE1/4,SW1/4,NW1/4 Sec.13,T.13S.,R.92W. Shallow Colluvium 55.13 2"PVC 55.0 37.5-52.0 7590.00 6.10 7586.6 7/29/1985
<br /> SM-2 NO NONE -- -- -- NE1/4,SWI/4,NWI/4 Sec.12,T.13S.,R.92W. Shallow Coirvium 30.0 2"PVC 30.0 14.5-24.5 7650.00 10.75 7641.75 7/29/1985
<br /> SM-3 NO NONE -- -- -- NE1/4,SWI/4,NE1/4 Sec.13,T.1 3S.,R.92W. Shallow Coarvium 63.0 2"PVC 63.0 37.5-57.5 7990.00 4.50 7988 1 7/31/1965
<br /> SM-4 NO NONE -- -- -- NE1/4,SWI14,SWIM Sea 8,T.13S.,R.91W. Shallow Coluvium 65.0 2"PVC 65.0 46.5-60.0 7500.00 26.70 7475.8 8/1/1985
<br /> SM-5 NO NONE Semi�-Ann Semi-Ann Annually SWI/4,NWV4,SW1/4 Sec.14,T.1 3S.,R.92W. Shallow Colluvium 40.0 2"PVC 40.0 20.0-35.0 7520.00 16.75 7505.55 7/30/1985
<br /> SM-6 NO NONE Semi-Ann SemHAnn Annually SE1/4,NW1/4,SWIM Sm.14.T.13S.,R.92W. ShabWC0luvium 50.0 2"PVC 50.0 24.0-44.0 7480.00 14.70 7467.8 7/30/1985
<br /> SM-7 NO NONE Semi-Ann Semi-Ann Annually SWI/4,SW1/4,NE1/4 Sec.14,T.13S.,R.92W. ShaIOWCOIumm 55.0 2"PVC ss,o 26.0-46,0 71l130.00 2210 7780.4 7/30/1985
<br /> SM-8 NO NONE -- - - SE7/4,NW1I4,NW1/4 Sec.7,T.138.,R.91W. Shallow Colu um 45.0 2"PVC 45.0 24.5-39.5 8250.00 25.30 8234.8 7/31/1985
<br /> SM-9 NO NONE Semi-Ann Semi-Ann Annually NWI/4.NW1/4,SWv4Sm.14,T.13S.,R.92W. Shadowcewlum 40.0 7'PVC 40.0 20.0-35.0 7520.00 25.30 7497.2 7/29/1985
<br /> SM-10 NO NONE Semi-Ann Semi-Ann Annually NW1/4,NE1/4,NW114Sm.23,T.13S.,R.92W. ShalowColumum 48.7 2"PVC 48.7 7 7249.07 43.00 7207.47 1986
<br /> SM-11 NO NONE Semi-Ann Semi-Ann Annually NEI/4,NEI/4,NV I4 Sec.23,T.13S.,R.92W. ShalowCoarvium 46.5 2"PVC 46.5 7 7241.15 37.00 7205.6 1986
<br /> OVWM NO NONE -- Bowie No.l West Mine South Fill Slope- Colluvial Fa(58').Shall-Colluvium(18) 76.0 2"PVC 72.5 37.5-72.5 7120.00 61.10 7058.9 12/12/1986
<br /> Tama-
<br /> NOTES: 1) First Quarter and monthly monitoring shall be initiated when sites are accessible. Second quarter and monthty monitoring shall be initiated by no later than May 15 of each year unless the
<br /> Division is consulted.
<br /> 2) DH-69 Transferred to the Bowie No.2 Mine Permit
<br /> Ground Water Tab
<br /> TR-65 Volume 4 Revised 12/2018
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