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 QUALITY IN RALSTON CREEK
1998 - 2007
STATION SW-BDIS
BDIS SW-BDIS SW-BDIS SW-BDIS SW-BDIS SW-BDIS SW-BDIS
S SW MIN MAX MEAN MEDIAN COUN7 rvu •m rvu
SW-BDIS SW-BDIS S W-BDIS S W-BDI -
99 3118199 420/99 5118/99 6115/99 7/27/99 9/14/99
10/20/98 11/24/98 12/18198 1/18199 2/1 81 7
8 7
3 7.3 7.8 7.3 8.1 7.70 7.8 10 0 0%
pH (std untts) 8 8.1 7.5 7.3 8.1 .
7.8
7 288 .
147 153 434 147 597 389 389 10 0 0%
ConducOvtty (umhos) 440 597 500 354 391 38
187
119
118
288 118 394 248 243 10 0 0%
Total dissolved solids 282 394 358 227 229 257
3
42
4
c10.
131 <1. 131 19.3 3.5 10 3 30%
Total sus nded solids 3 <t. <1. 4 2 .
1 110 180 145 145 4 0 0%
Hardness, total 140 180 150 110 0 0 Na Na 0 0 n/a
Carbonate 0 0 nla nla 0 0 Na
Bicarbonate g4 40 51 100 40 100 63.8 57.5 4 0 0%
Alkalinit ,Dissolved
92
82 84
40 40 120 87.8 88 8 0 0%

7
Alkalinity, total 110 120 110 84 8
0 8 0.5
0 c0.1 <0.5 <0.5 0.8 <O.t 2.6 0 0 0%
0
Nttrate Nhrogen 0.4 2.5 1.7 0.8 . .
0 0 c1.
<7.
<t. p 0.15 0 10
Ammonia, total p 0 0 0 0 12 5 33.9 34.1 12.5 40 30.8 34 8 0 0%
Calcium 34 40 35 28 29
8
3
38.7
34.3
8.3
54
33.0
38.5
8
0
Sodium, dissolved 40 54 44 27 20 .
4
3 15 15.3 3.4 20 12.8 14.5 8 0 0%
Magnesium, dissolved 14 20 18 11 7.5 .
1
1 2.9 2.3 1.1 2.9 2.2118 2.4 8 0 0%
Potassium, dissolved 2.8 2.9 2.5 1.9 2.1
57 .
19
8.2
~ 8.2 180 80.3 79 10 0 0%
Sulfate 100 160 130 75 77 81 0.4 0.8 0.5 0.5 5 0 0%
total
Fluoride 0.5 0.8 0.8 0.4 0.5
10
11
14
1
t
13
1
1
,
Chlodtle 18 18 15 13 12 18 11 0 p n1a n/a 0 0 n/a
Phosphorous 0 2 0.2 <0.5 0.240 0.25 5 4 80%
dissolvetl
Aluminum <0.5 <0.5 <0.5 <0.5 0 0 n/a n/a 0 0 n/a
,
Aluminum, total <0
008 <0.008 <0.008 <0.003 <0.03 0.0049 0.0035 8 8 75%
Antimony, dissolved <0.03 <0.008 0.008 <0.003 0.004 . p 0 n/a nla 0 0 n/a
Antirtwny, total <0
005 c0.005 <0.005 <0.003 <0.05 0.0088 0.0025 5 5 100%
dissolvetl
Arsenic <0.05 <0.003 . <0.003 <0.003 0.0015 0.0015 3 3 100%
,
Arsenic, total <0.003 c0.003 <0.003
<0
1
<0.1
<0.1
0.04
c0.1
0.046
0.05
5
3
80
dissolvetl
Badum 0.04 0.04 . 0.03 0.04 0.033 0.03 3 0 0%
,
Badum, total 0.03 0.03 0.04
<0
001
<0.001
<0.001
<0.001
<0.002
0.00075
0.00075
8
8
1
Be Ilium, dissolved <0.001 c0.002 <0.002 <0.002 <0.002 .
05
<0 0.08 0.08 c0.05 0.08 0.055 0.08 3 1 33%
Boron, total .
<0
001 <0.0002 c0.002 0.0004 0.0003 8 6 100%
Cadmium, dissolved <0.002 <0.0002 <0.0002 <0.0002 <0.001 .
005
<0 <0.005 <0.005 0.0025 0.0025 8 8 100%
dissolved
Chromium <0.005 <0.005 <0.005 <0.005 c0.005 . c0.01 <0.01 <0.01 0.0050 0.005 1 1 100%
,
total
C snide 0 0 Na Na 0 0 n/a
,
Copper 005
<0 <0.005 <0.005 <0.005 c0.02 0.0088 0.01 7 7 100%
Copper, dissolved <0.02 <0.02 <0.02 <0.02 . p p Na Na 0 0 Na
Copper, total p 2 <0.1 <0.03 0.2 0.058 0.035 8 3 50%
tlissoNed
Iron 0.04 <0.03 0.03 <0.03 0 0 Na Na 0 0 n/a
,
total
Iron 0 0 n/a nla 0 0 Na
,
Iron, suspended 0 0 Na Na 0 0 n/a
Fertous (Fe2+)
Iron 0 0 n/a n/a 0 0 n/a
,
Iron, Ferric Fe3+ <0
005 <0.005 c0.005 <0.002 <0.05 0.0087 0.0025 5 5 100%
dissolvetl
Lead <0.05 <0.002 . <0.002 <0.002 0.001 0.001 3 3 100%
,
total
Lead <0.002 c0.002 <0.002
<0
01 <0.01 c0.01 0.005 0.005 5 5 100%
,
Manganese, dissolvetl <0.01 <0.01 <0.01 c0.01 . 0 0 n/a n/a 0 0 Na
Manganese, total <0.0002 <0.0002 0.0001 0.0001 5 5 100%
Mercury, dissolved <0.0002 <0.0002 <0.0002 <0.0002 <0.0002 p 0 n/a Na 0 0 nla
Mercury, total <0
005 0.125 0.128 <0.005 0.35 0.158 0.133 8 1 13%
Molybdenum, dissolved 0.173 0.35 0.22 0.11 0.14 .
c0
01
<0.01
<0.01
<0.01
<0.04
0.013
0.015
8
8
1
Nickel, dissolved <0.02 <0.04 <0.04 <0.04 <0.04 .
<0
01 c0.01 <0.01 <0.005 <0.05 0.008 0.004 8 8 100%
Selenium, dissolvetl <0.05 <0.005 <0.005 <0.005 <0.005 .
01
<0 <0.0002 <0.01 0.001 0.000 8 6 100%
dissotvetl
Silver
c0.005
<0.001
<0.0002
<0.0002
<0.0002
.
0
0
Na
Na
0
0
nla
,
Sikrer, total <0
001 <0.001 <0.001 <0.001 <0.05 0.0036 0.0005 8 8 100%
Thallium, dissolved <0.05 <0.001 <0.001 c0.001 <0.001 .
<0 01
<0.005
<0.01
0.005
0.005
8
8
1
Vanadium, dissolved <0.005 <0.01 <0.01 <0.01 <0.01 p 0 n/a Na 0 0 n/a
ThalllOm, total <p 01 <0.01 <0.01 <0.005 <0.01 0.0038 0.0025 7 7 100%
tlissoNed
Zinc <0.005 c0.005 <0.005 <0.005 0 0 n/a n/a 0 0 Na
,
Zinc, total
D022
O
0019
0
001
0
0.0031
0.001
0.00 O
O.OO
28
0.003
1
dissolved
Uranium 0.0035 0.0034 0.0032 0.0033 0.0038 .
0.0028 . . 0 r a 0 0 n/a
,
Uranium, suspended 0 0 Na Na 0 0
0 Na
0%
Uranium total p 0 0 0 0 2
2 0 0%
Thodum-228, tlis. CVL) 0 3
0 0 0.3 0.15 0.15
Thorium-230, tlis. (pCilL) 0 .
p 0 0 0 0 2 0 0%
Thodum-232, tlis. (pCUL) 0 0 2 0.3 0.2 0.8 0.333 0.25 8 0 0%
Radium-228, tlis. (pCi/L) 0.2 0.5 0.8 0.2 0 0 n/a Na 0 0 n/a
Radium-228, sus . ( UL) n/a nla n/a 0 0 n/a
Radium-228, total (pCi/L) 1 2 2.2 1.2 85 14.1 3.2 8 0 0%
Gross Alpha, tlis. (pCUL) 2.2 4.1 85 10 c5 <5 2.1 43 9.45 2.55 8 2 33%
Gross Bela, tlis. i2 2.8 4 43 2.1
NOTES: Mean and median statisOC calculated using one-half detection limit (1l2 D.L.)
ND = number of non-detects
Results ere in mg/L unless otherwise noted
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