2013-05-21_HYDROLOGY - M1977348

• Permit No: M1977348
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/21/2013
• Doc Name: First Quarter 2013 Groundwater Sampling
• From: Golder Associates
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: ECS
• Media Type: D
• Archive: No

May 2013
Table 5: Summary of Monitoring Results for MW -5, MW -6, and MW -7
103- 81640Y3
Monitoring well ID
MW -5
MW -6
MW -7
Date
3/19/2013
3/19/2013
3/19/2013
Metals
Arsenic, Dissolved (mg /L)
0.002 B
0.002 B
0.010
Barium, Dissolved (mg /L)
0.015 B
0.97
0.16 B
Boron, Dissolved (mg/L
0.37
0.6
0.6
Chromium, Dissolved (mg /L)
< 0.01 U
< 0.01 U
< 0.01 U
Copper, Dissolved (mg /L)
< 0.05 U
< 0.5 U
< 0.5 U
Iron, Dissolved (mg /L)
17.5
1.0
1.6
Lead, Dissolved (mg /L)
< 0.003 U
< 0.003 U
< 0.003 U
Manganese, Dissolved mg /L)
0.168
0.33
0.27
Selenium, Dissolved (mg /L)
0.0008 B
0.0048
0.0025
Thallium, Dissolved (mg /L)
< 0.003 U
< 0.003 U
< 0.003 U
Zinc, Dissolved (mg /L)
0.01 B
< 0.5 U
< 0.5 U
Other
Chloride (mg /L)
79.4 B
5,090
3,701
Fluoride (mg /L)
0.8
1.3
1.3
Lab pH (s.u)
7.5 H
8.1 H
8.1 H
Total Dissolved Solids, filterable residue m /L)
4,950
9,110
8,640
Sulfate (mg /L)
3,273
249.7
1,589
Supplementary Analytes
Bicarbonate as CaCO3 (mg /L)
225
463
458
Carbonate as CaCO3 (mg /L)
< 20 U
< 20 U
< 20 U
Calcium, Dissolved (mg /L)
426
58
105
Magnesium, Dissolved (mg /L)
147
21
40
Potassium, Dissolved (mg /L)
10.1
14 B
11 B
Sodium, Dissolved (mg /L)
865
3,600
3,200
Notes:
B = Estimated value, less than the practical quantitation limit for that analyte, but greater than the
method detection limit
U = Result less than method detection limit for that analyte
H = Analysis exceeded method hold time. pH is a field test with an immediate hold time