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Ground Water, Domestic 6 <br />6.5 to 8.5 2 <br />250 4 <br />4.0 1 <br />10.0 2 <br />250 <br />Ground Water, Agriculture 6 <br />6.5 to 8.5 2 <br />2 1 <br />100 <br />Surface Water, Stream (e,f) 6 <br />6.5 to 9.0 <br />Surface Water, Domestic 5 <br />5.0 to 9.0 2 <br />250 2 <br />2.0 1 <br />10 2 <br />250 <br />Surface Water, Agriculture 1 <br />100 • <br />General .Parameters•:: :':'::::'. ........... :.: ;; :: : : >:- ::::;::: :: M ; Ions: (mg . ... _ ..:.. <br />. � .... •:•: . .. ,•::.. :....:..... . ::: ...: :... . 7S5:.. ..:TD$ . =: H..�:.... ,Alk:•: ..•.•:Good , , , .. .; : :•:. ..:.•: .. • <br />........ ...... : .,.FI :. .....•...-.- .:':•'�'•:•;•'''•'�'-:• ::.•... .,. •• ; ._. ; .. ; . ; :. •• . w ..' . ' - •:•:•: Na :- :•.'•:•:•:•:•:•G &.'.:.: :•:�:M :•:•:•::•:':• :'K:�. :. .:.: Gf.:..:'�:•.`•:•F:•:•:•`�:..... Cs :............:, fl�.Qr:. ... a . . <br />Sample Information .. Qw ;.. •.. • ....... .. : ...•.. • _ .'. 9 .......... . <br />.....�... .:. ..:::•::.... , .:: :...... :':�:(m /L).. ..(!�9/I- �..... ($.0,).:..:(el9!�) .... .....- .•.::. •- - - � . - :':• :•:•:: ... <br />Thornton Portal, EFRC, 9/21/09 1 -2 5 581 8.58 373 938 209 7 3 6 20 0.4 0.3 0.062 412 96 <br />Thornton Portal, EFRC, 6/30/10 1 -2 <4 537 8.9 379 889 207 7 3 7 23 0.3 0.2 0.102 431 86 <br />Thornton Portal, EFRC, 5/24/11 <1 <4 571 r9 l 360 985 216 7 3 6 24 0.4 0.2 0.091 403 93 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />Rajah 49 Mine, Thornton Portal <br />Whirlwind Monitoring Well, W -1 <br />Colorado Water Standards <br />EPA Water Standards (h) <br />Maximum <br />Average <br />30 <br />20 <br />6.0 to 9.0 <br />6.0 to 9.0 <br />Notes: <br />1. Water standards are provided for reference only. These standards do not apply to the site groundwater unless it is used for drinking water, irrigation, or other <br />regulated uses. <br />2. Concentrations or activity levels above a state or federal standards are shaded for reference purposes. Shading indicates that the measured level is elevated <br />compared to certain standards of water use. <br />3. Metal and radionuclide levels are reported as total recoverable. <br />Table 5 Water Quality Data <br />Rajah 49 Mine, Thornton Portal <br />Page 1 of 2 <br />Thornton Portal, EFRC, 9/21/09 1 -2 5 581 8.58 373 938 209 7 3 6 20 0.4 0.3 0.062 412 96 <br />Thornton Portal, EFRC, 6/30/10 1 -2 <4 537 8.9 379 889 207 7 3 7 23 0.3 0.2 0.102 431 86 <br />Thornton Portal, EFRC, 5/24/11 <1 <4 571 r9 l 360 985 216 7 3 6 24 0.4 0.2 0.091 403 93 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />Rajah 49 Mine, Thornton Portal <br />Whirlwind Monitoring Well, W -1 <br />Colorado Water Standards <br />EPA Water Standards (h) <br />Maximum <br />Average <br />30 <br />20 <br />6.0 to 9.0 <br />6.0 to 9.0 <br />Notes: <br />1. Water standards are provided for reference only. These standards do not apply to the site groundwater unless it is used for drinking water, irrigation, or other <br />regulated uses. <br />2. Concentrations or activity levels above a state or federal standards are shaded for reference purposes. Shading indicates that the measured level is elevated <br />compared to certain standards of water use. <br />3. Metal and radionuclide levels are reported as total recoverable. <br />Table 5 Water Quality Data <br />Rajah 49 Mine, Thornton Portal <br />Page 1 of 2 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />Rajah 49 Mine, Thornton Portal <br />Whirlwind Monitoring Well, W -1 <br />Colorado Water Standards <br />EPA Water Standards (h) <br />Maximum <br />Average <br />30 <br />20 <br />6.0 to 9.0 <br />6.0 to 9.0 <br />Notes: <br />1. Water standards are provided for reference only. These standards do not apply to the site groundwater unless it is used for drinking water, irrigation, or other <br />regulated uses. <br />2. Concentrations or activity levels above a state or federal standards are shaded for reference purposes. Shading indicates that the measured level is elevated <br />compared to certain standards of water use. <br />3. Metal and radionuclide levels are reported as total recoverable. <br />Table 5 Water Quality Data <br />Rajah 49 Mine, Thornton Portal <br />Page 1 of 2 <br />