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<br /> Table 7-3. Chemical Analysts of Ground Mater a.'
<br /> Frain the General Area ~
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<br /> Seneca Mi ne, Routt County, Colorado
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<br />Well No. Y6-Core Y8-Cutting Y2TWOSC Y1-Core DE2 AE1 6W-S2W-3WC GW-S2W-4WC GW-S2W-4W GW-52W-SW GW-52W-6A2 GW-S2W-8A1
<br />Aquifer: Madge Coal Madge Coal Wadge OB Wadge 08 Alluvium Alluvium Wolf Creek Wolf Creek Wadge Coal Wadge Coal Alluvium Alluvium
<br /> Coal Coal
<br />Date of Collection 2/8/61 2/5/81 2/5/81 2/3/81 2/3/81 2/3/81 6/25/80 2/25/81 2/25/81 2/24/81 2/24/81 2/23/81
<br />Analyst USGS USGS USGS USGS USGS USGS Peabody Peabody Peabody Peabody .Peabody Peabody '
<br />FIELD PARAMETERS
<br />Temperature (oC) 7.0 8.0 6.0 8.0 8.0 3.0 10.5 8.5 7,0 8.5 6.5 6.5
<br />Conductivity
<br />(umhos/cm @ 25° C) 540.0 1210.0 1090.0 1290.0 675.0 950.0
<br />pH (units) 9.2 7,3 7.1 7.3 8.0 8.0
<br />LABORATORY PARAMETERSI
<br />Acidity (as CaC03)2 co
<br />Alkalinity (as CaC03) 280.0 530.0 580.0 520,0 250.0 280.0 862.0 344,0 41.0 414.0 330.0 332.0 ^
<br />Alkalinity, Bicarbonate
<br />(as CaC03) 862.0 344,0 41.0 414,0 330.0 332,0
<br />Alkalinity, Carbonate
<br />(as CeC03)
<br />Aluminum, Total .6
<br />Aluminum, Dissolved .000 ,008 .040 .008 .020 ,000 .2 ~e:2 <,2 e.2 <,2
<br />Antimony <,002
<br />Arsenic .002 ,002 .003 .001 .002 ,001 <.001 c,001 <,001 <,001 <,001
<br />Barium ,3 ,2 <,2 <,2 .3 .3
<br />Boron ,250 ,170 .140 ,120 .020 .040 .551 ,819 .550 ,482 .403 .394
<br />Cadmium <,001 <,001 <,001 <,001 <.001 <.001 <,002 <,002 <,002 <,002 .002
<br />Calcium 23.0 140.0 150.0 160,0 88.0 100.0 131.0 72.0 46.0 88.0 74.0 90.0
<br />Chloride 6.3 20.0 52.0 8,0 13.0 7.7 11.0 9,0 3.0 4.0 5.0 3.0
<br />Chromium <,02 <,02 <,02 <,02 <,02
<br />Conductivity ,•
<br />(umhos/cm @ 25° C) 540.0 1220.0 1400.0 1550.0 734.0 985.0 3310.0 1050,0 541.0 936,0 675.0 695.0
<br />Copper ,000 .000 .007 .002 .000 ,004 <,02 .02 <,02 <.02 .02
<br />Fluoride 0.4 0.2 0.1 0.2 0.1 0,1 0.34 0.24 0.23 0.20 0.28 0.18
<br />Hardness, Total 330.0 650.0 830.0 850.0 390.0 470.0 428.0 188.0 488,0 366.0 391,0
<br />Hardness, Non-Carbonate 49.0 120,0 250.0 330.0 140.0 190.0
<br />Hydroxide
<br />Iron, Total ,930 4,700 13.000 .430 12.000 5.200 .99. 9,8 2.94 3.29 93.0 105.0
<br />Table 7-3 continued on next page.
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