2007-11-07_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: HYDROLOGY
• Doc Date: 11/7/2007
• Doc Name: Hydrologic evaluation of mine closure & reclamation
• From: Whetstone Associates
• To: Cotter Corpoartion
• Media Type: D
• Archive: No

TABLE 24. WATER QUAUTYIN RALSTON CREEK
1998.2007
STATION SW-FBRG
FBRG SW-FBRG SW-FBRG SW-FBRG SW-FBRG SW-FBRG SW~FBRG SW-FBRG MIN MA% MEAN MEDIAN COUNT ND %ND
S WfBRG SW-FBRG SWFBRG SWFBRG SW4"BRG SW-FBRG SW-FBRG SW-FBRG SW -FBRG SW-FBRG SW -FBRG SW -FBRG SW -
8/30/O6 1026/06 11/30/06 1 227106 1131/07 329/07 6/1/84 9/5/07 5 0 0%
421105 5/31/05 622105 7/37/05 8130105 1026105 11/30/05 72/31/05 7/31/06 227106 5/31/06 622106 73 82 77 77 5 0 0%
266 266 561 100 354
pH (rid units) 176 124 494 268 213 18 0 0%
Conducdvay lurtutos) 94 210 <1. <10. 2.6 2.5 4 2 50%
Total Dissolved soids 2 120 170 147 150 3 0 0%
Totelw ended solids Na Na Na n/a 0 0 Na
Hardness, total

85
81
133
95.6
91.8
12
0
Carbonate 133 98 98 98 88 98 1 0 0%
BicaAonate 70 50 120 88 p9 15 0 0%
Alkalinity, Dissdved 111 Bo <0.5 7.7 1.1 1.3 4 1 25%
Alkalinity, total 0 <i. 0.125 0.000 4 7 25%
Nitrate Nitrogen 28.9 19 82.5 37.3 31.6 15 0 0%
Ammonia, total
52
8 35.6
10
7 9.8 52 79.9 74.1 15 0 p%
Calcium . 15.6 .
8 1 7
3 27.2 13.1 11.4 13 0 0%
Sedum, dissaved 12.2
17
2 1.8 .
7.4 4.42 3 3 13 0 0%
Magnesium, dissolved .
2
8 23 16 192 72 49 16 0 0%
Potassium, dssoNed .
89 ~ O.d 0.8 0.5 0.6 3 0 0%
p%
Su9ete 23 11 33.9 22.6 24.p 75 0
FWorida, total 29 26 Na Na Na Na 0 0 Na
Chlodde <0
2 c0
2 <0.2 <0.1 <0.5 0.12 0.10 22 22 100%
Phosphorws c0.2 <0.2 <0.2 <0.2 <0.2 <0.2 . . <0.2 <0.1 <0.2 0.079 0.100 12 12 100%
AWminum, dissaved <0.7 <0.1 <0
001 c0A01 001
<0 <0.007 <0.007 <0.007 <0.05 0.002 0.001 22 21 95%
100%
AWminum, total 001
<0 <0.001 <0.001 <0.001 <0.007 . . <0.001 <0.001 <0.05 0.009 0.001 12 12
AndmonY, dssaved .
05
<0 <0.05 <0.003 <0.003 0.0015 0.0015 1 1 100%
Antimony, fatal . c0.7 <0.001 <0.1 0.0068 0.0050 16 14 100%
ArseNc, assa~ea
`0
001 <o.pt
0.03
0.03
0.03
0.03
1
0
0
Arsenic, total . 0.03 0.04 0.035 0.035 2 0 0%
Ban~m, dissavea
<0.002
<0.002
0.0010
0.0010
3
3
1
Barium, total
Na
Na
Na
Na
0
0
a
Be m, dssavad <O.Op02 <0.001 0.000 0.000 3 3 100%
BoronutoW
<0.005
<0.005
0.003
0.003
3
3
100%
Cadmium, dssaved
Na
Ne
Na
Ne
0
0
a
Chromium, dissoved
Na
Na
Na
Ne
0
0
e
C snide, total
C 001
<0 001
0 <0
001 0.001 <0.001 <0.001 <0.001 <0.005 <0.001 <0.02 0.00 0.00
0
0 22
12 18
11 82%
92%
apper
Co dssdvea
ppOf' <0.005
01
`0 <0.001
<0.001 . . . `0.005
<0.03 <0.007
<0.03 <0.01
0.06 0.0
0.021 .
0.015
1d
11
Copper, total .
0.03 <0.03 0.08 <0.03 0.21 0.1 0.1 11 2 18%
Iron, dissolved
17
0 0.03
0.04
0.04
0.04
O.D4
7
0
0
Iron, total
suspended
Iron . 0
19 0
07 <0.03 0.01 <0.03 `0.03 <0.03 <0.03 0.03 0.19 0.05
0
07 0.02
0
04 8
9 5
1 63%
44%
.
Iron, Fertous (Fe2+) 008 <0.03 . . <0.03
<0.002 0.2
<0.002 .
0.001 .
0.001 1 1 100%
Iron, Fertic Fa3+ <0.005 <0.002 <0.05 0.0075 0.0025 74 13 93%
Lead, dissolved
<0.05 <0.005
<0
01
<0
01
01
<0
<0.01
<0.01
0.05
0.008
0.005
22
19
Lead, [Dial 0
01 <0.07 <0.07 `0.01 <0.01 0.02 . . . `0.01 <0.01 0.06 0.012 0.005 12 9 75%
Men anew, dissoNaO
9 .
0.02 `0'01 <0.0002 <0.0002 0.0001 0.0001 3 3 700%
Man enae, total
<0.0001
<0.0001
<0.001
OA002
0.0001
12
12
100
Merwry, dissolved <0.001 <p.0001
0
015
018
0
014
0 <0.005 <0.005 0.24 0.041 0.018 22 7 32%
Merwry, total 00'18 0.027 <0.005 <p,005 0.078 0.012 . . . <0.01 <0.04 0.02 0.02 3 3 100%
Morybdenum, dissolved
<0.005
<0.005
0.0025
0.0025
3
3
10
Nickel, dswNed --- <0.0002 <0.001 0.0002 0.0001 3 3 100%
Selenium, dzsolved
<0
001
<0.0005
<0.01
0.002
0.001
12
12
10
Silver, dssoNad <0.01 <0.0005 <0
001 <0
001 <0
001 .
<0.001 <0.001 <0.001 0.0005 0.0005 22 22 100%
Silver, toW `0.001 <0.001 <0.001 <0.001 <0.001 <0.001 . . . <0.01 <0.01 0.0050 0.0050 3 3 100%
Thallium, dissaved <0.001 <0.001 <0.7 0.0 0.0 12 12 100%
Vanadium, dsaoNed `0
1 <0.001 <p.005 <0.005 O.Op3 0.003 3 3 100%
Thallium, total ' <0
005 <0.003 0.045 0.009 0.005 12 7 58%
Zinc, dssaNed c0 O1 0.003
0995
0
017
0117 .
021
5
s
Zinc, toW
0126 0.205 0.2 0.706 D.15 0.107
0077 0
0072 0
0
0.122 0.176
0.0046
0.0129
0.138
.
003
<0
00024
0.0007
O.OOp
0.0646
0018
0.0004
62
35
56%
%
Uranium, dissolved .
.
.
0006 0.0015 <0.0003 O.000d <0.0003 O.Op03 0.0008
0021 0
0 0.0008 <0.0003 . 0.0098 0.0098 0.0335 0.0217 0.0217 2 0 O
N
Uranium, wspended
Uranium, total .
. Ne

Ne Na

Na Na

n/a Ne

Ne 0

0 0

0 a

a
Thorium-228, ds. ( CiIL
nla
Na
Na
Ne
0
0
Thodum-230, dis (pCtlL)
<0.2
<0.2 <0.
<0.0003
2.3
0.54
0.50
58
20
34%
Thonum-232, ds. (pCUy 6 <0.2 0.8 0.6 <0.2
2 0
2 <0 <0.0003 0.7 0 2 p,6 <0.2 0 0.8 0.14 0.70 58 39 67%
Redium226, ds. (pCVL) .
.
<0.2 <0.
2 <0.7 <0.2 <0.2
2 cD
2 <0
<0 <p.2 <0.1 < 06 0.8 0.6 0.60 0.60 1 0 0%
Radurrv228, wsp. (DCiIL .
.
.
) <0.2 <0.2 5.7 420 273 213 2 0 0%
Rectum-228, lotaf (pCUL)
3.8
300
152
152
2
0
cross Alpha, ca. lpcin)
Groan eats aia. cuL
NOTES: Mean end median statistic dwlated using one-half detac8on limit (12 D.L.)
ND =number o/non-detects
Rewlts ere in myL unless otherv4se noted
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