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PERMFILE123872
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PERMFILE123872
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Last modified
8/24/2016 10:21:33 PM
Creation date
11/25/2007 12:01:46 PM
Metadata
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Template:
DRMS Permit Index
Permit No
C1980003
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
PRELIMINARY BASELINE GROUNDWATER HYDROLOGY STUDY FOR THE H-G MINE
Section_Exhibit Name
APPENDIX R
Media Type
D
Archive
No
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TABLE 17 <br /> <br />• <br /> <br />-RECOMMENDED MAXIMUM CONCENTRATIONS OF TRACE ELEMENTS IN <br />1RRIGATlON WATERS <br />Element (symbol) For Waters Used <br />Continuously on <br />all soils <br />mg/1 For Use up to 20 <br />Years on Fine Textured <br />Soils of pH 6.0 to 8.5 <br />mg/1 <br />Aluminum (Al) 5.0 20.0 <br />Arsenic (As) 0.1 2.0 <br />Beryllium (Be) 0.1 0.5 <br />Boron (B) 1/ 2.0 <br />Cadmium (Cd) 0.01 0.05 <br />Chromium (Cr) 0.1 1.0 <br />Cobalt (Co) 0.05 5.0 <br />~ <br />Copper (Cu) 0.2 5.0 <br />Fluoride CF) ~ 1.0 15.0 <br />Iron (Fe) 5.0 20.0 <br />Lead (Pb) 5.0 10.0 <br />Lithium (Li) ?/ 2. S 2.5 <br />Manganese (Mn) 0.2 10.0 <br />Molybdenum (Mo) 0.01 0.05'x/ <br />Nickel (Ni) 0.2 2.0 <br />Selenium (Se) 0.02 0.02 <br />Vanadium (V) 0.1 1.0 <br />Zinc (Zn) 2.0 10.0 <br />These levels will normally not adversely affect plants or soils. No data available for <br />Mercury (Hg), Silver (Ag), Tin (Sn),Titanium (Ti), Tungsten (W). <br />1/ See Table 1. <br />2/ Recommended maximum concentration for irrigating citrus is 0.075 mg/1. <br />~[ For only acid fine textured soils or acid soils with relatively high iron oxide <br />contents. <br />Source: Environmental Studies Board, Nat. Acad. of Sci., Nat. Acad. of Eng. <br />Water Quality Criteria 1972 <br /> <br />
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