HYDRO27790

• Permit No: M1999002
• IBM Index Class Name: Hydrology
• Doc Date: 7/10/2000
• Doc Name: BASELINE GROUNDWATER CHARACTERIZATION REPORT 07/01/99 - 06/30/00
• From: AMERICAN SODA
• To: DMG
• Media Type: D
• Archive: No

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DATA SUMMARY GROUND WATER WELL 20-9 CONTINUED
JULY 1,1999 -JUNE 30, 2000
WeII ID 20-9 20-9 20-9 20-9 ZO-9 20-9 20-9 20-9 20-9 ZO-9 20-9 20-9
Sample Date 7/22/99 8/25/99 9/23/99 10/21/99 11/16/99 12/16/99 1/14/00 2/23/00 3/16/00 4I20I00 5/18/00 6/22/00
Sample Type' Primary Primary Primary Primary Average Primary Primary Primary Primary Primary Primary Primary
Completion Horizon B Groove B Groove B Groove B Groove B Groove B Groove B Groove B Groove B Groove B Groove B Groove B Groove
Parameter (mg/I)"
Bromide <0.5 <0.5 <0.5 <1 <t <0.1 <10 <10 <1 c0.5 <0.4
Carbon, dissolved organic 10 9 7 17 9 17 14 20 9 14 14 16
Cation-Anion Balance % 2.7 -3.3 1.4 5 5.4 -4.2 -3.8 •1.9 -3.8 -0.5 -5.3 -8.8
Sum of Anions meq/L 107 111 107 93.1 101 112 110 108 109 102 109 124
Sum of Cations meq/L 113 704 110 103 112.5 103 102 104 101 101 98 104
Chloride 390 330 360 290 345 300 290 330 310 314 300 310
Cond @ 25C (umhos/tm) 8490 8160 7700 7780 7850 8470 8620 8400 8630 6450 8430 8330
Fluonde 28 29 27 34 24 26 29 30 26.5 26.3 250 5
Hardness as CaC03 47 48 47 44 48 46 46 43 46 46 48 46
Nitrate as N, dissolvetl <0.02 <0.02 0.07 <0.4 <0.2 <0.1 0.04 <0.2 c0.2 <0.2 c0.2 <0.2
NitratelNitrie as N, tlissolve0 <0.02 <0.02 0.07 <0.4 <0.2 <0.1 0.04 <0.2 <0.2 <0.2 <0.2 <0.2
Nitrite as N, dissolved <0.01 <0.01 <0.01 <0.2 c0.1 <0.05 <0.01 <0.1 <0.1 <0.1 <0.1 <0.1
pH (units) 7.8 7.9 8.3 7.7 7.8 8.1 8.2 8.6 7.7 7.8 8.1 8.1
Phosphorus, dissolved 0.25 <0.1 0.2 0.11 0.225 0.02 0.1 0.1 0.1 0.1 0.19 0.18
Phosphorus, ortho dissolved <0.5 <0.5 <0.5 0.1 0.078 0.2 <0.005 0.247 0.19 0.18 0.18 0.13
Total Dissolved Solids 5980 5640 5900 5850 5955 5670 5550 5860 5570 5500 5540 5620
Sodium Absorption Ratio in MPO 165 148 159 154 160.5 151 150 157 147 147 140 153
Sullate <10 <10 <10 <100 c100 <10 <10 <10 <10 <10 <10 800
Sulfide as S 0.06 0.18 <0.2 0.2 0.35 0.3 0.2 0.5 <0.2 0.6 0.07 0.9
7DS (talc) 5840 5740 5780 5180 5640 5750 5750 5660 5830 5400 5430 6450
TDS ratio 1.02 0.98 1.02 1.13 1.055 0.99 0.97 1.04 0.96 1.02 1.02 0.87
Temperature 15 14.4 12.8 13.8 11.8 9.2 11.8 11 10.6 12.8 11.9 14.4
Gross Alpha Result (pCJL) 0 9.3 0 0 27 6.8 0 53 46 15 0 16
Gross Alpha Error (pCUL) 31 50 40 62 41 49 38 34 33 24 24 35
p a inimum etecta e
Activity (pCi/L)
28
36
36
40
29
30
30
30
30
20
31
30
Gmss Beta Result (pCi/LI 29 0 0 0 45 27 2.3 0 0 4.8 0 20
Gmss Beta Enor (pCi/L) 27 27 28 29 36 35 31 27 28 20 34 27
eta inimum elecla e
Activity (pCi/L)
38
38
38
38
44
43
46
45
43
29
46
43

'Sample Type = Pnmary (one sample is represented), =Average (duplicate samples are averaged). "Constituents reported in mgA unless otherwise noted.
A symbol'<^ belore a number indicates that the value is not detected. The number following "< is the analytical limit of detection based upon Ine method and the sample malriz.