Ashtracker
Legend
1

Cluster of Wells

Green pin signifying a well that is in compliance or has no water contaminant exceedences

Well In Compliance

Red pin signifying a well that is in not compliance or has water contaminant exceedences

Well Not In Compliance

Upgradient

Downgradient

Well Profile ×

GAF-20

Designation

Downgradient

Contaminant Status

47

exceedances found

Total Exceedances / Total Samples

47 / 250 19%

Pollutant Details


NH3 Ammonia
Sb Antimony
As Arsenic
Ba Barium
Be Beryllium
B Boron
Cd Cadmium
Cr Chromium
Co Cobalt
Cu Copper
CN Cyanide
F Fluoride
GAP Gross Alpha
GBP Gross Beta
Pb Lead
Mn Manganese
Hg Mercury
Mo Molybdenum
Ni Nickel
NO3 Nitrate
NO2 Nitrite
Ra Radium
Se Selenium
Ag Silver
Sr Strontium
SO4 Sulfate
Tl Thallium
T Tritium
U Uranium
Contaminant View ×

Chemical Symbol

Sb

Chemical Name

Antimony

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.006 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.167
7/27/10
0.001 mg/L
0.167
10/5/10
0.001 mg/L
0.167
2/1/11
0.001 mg/L
0.167
4/22/11
0.001 mg/L
0.167
7/12/11
0.001 mg/L
0.167
10/12/11
0.001 mg/L
0.167
1/19/12
0.001 mg/L
0.167
4/4/12
0.001 mg/L
0.167
7/25/12
0.001 mg/L
0.167
10/11/12
0.001 mg/L
0.167
1/23/13
0.001 mg/L
0.167
4/16/13
0.001 mg/L
0.167

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

As

Chemical Name

Arsenic

No. Exceedances /
Monitoring Measurements

1 / 13 8%

Health-Based Standard

0.01 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.100
7/27/10
0.001 mg/L
0.100
10/5/10
0.0011 mg/L
0.110
2/1/11
0.001 mg/L
0.100
4/22/11
0.001 mg/L
0.100
7/12/11
0.001 mg/L
0.100
10/12/11
0.001 mg/L
0.100
1/19/12
0.0011 mg/L
0.110
4/4/12
0.001 mg/L
0.100
7/25/12
0.0012 mg/L
0.120
10/11/12
0.0012 mg/L
0.120
1/23/13
0.078 mg/L
7.800
4/16/13
0.0029 mg/L
0.290

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Ba

Chemical Name

Barium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

2 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.0175 mg/L
0.009
7/27/10
0.02 mg/L
0.010
10/5/10
0.019 mg/L
0.009
2/1/11
0.023 mg/L
0.011
4/22/11
0.022 mg/L
0.011
7/12/11
0.0205 mg/L
0.010
10/12/11
0.0275 mg/L
0.014
1/19/12
0.027 mg/L
0.013
4/4/12
0.023 mg/L
0.011
7/25/12
0.026 mg/L
0.013
10/11/12
0.012 mg/L
0.006
1/23/13
0.016 mg/L
0.008
4/16/13
0.0135 mg/L
0.007

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Be

Chemical Name

Beryllium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.004 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.002 mg/L
0.500
7/27/10
0.002 mg/L
0.500
10/5/10
0.002 mg/L
0.500
2/1/11
0.002 mg/L
0.500
4/22/11
0.002 mg/L
0.500
7/12/11
0.002 mg/L
0.500
10/12/11
0.002 mg/L
0.500
1/19/12
0.002 mg/L
0.500
4/4/12
0.002 mg/L
0.500
7/25/12
0.001 mg/L
0.250
10/11/12
0.002 mg/L
0.500
1/23/13
0.002 mg/L
0.500
4/16/13
0.002 mg/L
0.500

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

B

Chemical Name

Boron

No. Exceedances /
Monitoring Measurements

11 / 11 100%

Health-Based Standard

3 mg/L (CHA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
5.5 mg/L
1.833
7/27/10
5.7 mg/L
1.900
10/5/10
5.3 mg/L
1.767
2/1/11
5.6 mg/L
1.867
4/22/11
5.5 mg/L
1.833
7/12/11
5.5 mg/L
1.833
10/12/11
5.45 mg/L
1.817
1/19/12
5.8 mg/L
1.933
10/11/12
5.4 mg/L
1.800
1/23/13
5.5 mg/L
1.833
4/16/13
5.6 mg/L
1.867

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Cd

Chemical Name

Cadmium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.005 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.0005 mg/L
0.100
7/27/10
0.0005 mg/L
0.100
10/5/10
0.0005 mg/L
0.100
2/1/11
0.0005 mg/L
0.100
4/22/11
0.0005 mg/L
0.100
7/12/11
0.0005 mg/L
0.100
10/12/11
0.0005 mg/L
0.100
1/19/12
0.0005 mg/L
0.100
4/4/12
0.0005 mg/L
0.100
7/25/12
0.0005 mg/L
0.100
10/11/12
0.0005 mg/L
0.100
1/23/13
0.0005 mg/L
0.100
4/16/13
0.0005 mg/L
0.100

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Cr

Chemical Name

Chromium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.1 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.002 mg/L
0.020
7/27/10
0.002 mg/L
0.020
10/5/10
0.002 mg/L
0.020
2/1/11
0.002 mg/L
0.020
4/22/11
0.002 mg/L
0.020
7/12/11
0.002 mg/L
0.020
10/12/11
0.002 mg/L
0.020
1/19/12
0.002 mg/L
0.020
4/4/12
0.002 mg/L
0.020
7/25/12
0.0032 mg/L
0.032
10/11/12
0.0026 mg/L
0.026
1/23/13
0.0026 mg/L
0.026
4/16/13
0.00255 mg/L
0.026

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Co

Chemical Name

Cobalt

No. Exceedances /
Monitoring Measurements

13 / 13 100%

Health-Based Standard

0.0047 mg/l (RSL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.21 mg/l
44.681
7/27/10
0.24 mg/l
51.064
10/5/10
0.235 mg/l
50.000
2/1/11
0.18 mg/l
38.298
4/22/11
0.18 mg/l
38.298
7/12/11
0.18 mg/l
38.298
10/12/11
0.175 mg/l
37.234
1/19/12
0.17 mg/l
36.170
4/4/12
0.17 mg/l
36.170
7/25/12
0.175 mg/l
37.234
10/11/12
0.15 mg/l
31.915
1/23/13
0.16 mg/l
34.043
4/16/13
0.195 mg/l
41.489

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Cu

Chemical Name

Copper

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

1.3 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.002 mg/L
0.002
7/27/10
0.002 mg/L
0.002
10/5/10
0.002 mg/L
0.002
2/1/11
0.002 mg/L
0.002
4/22/11
0.0021 mg/L
0.002
7/12/11
0.002 mg/L
0.002
10/12/11
0.002 mg/L
0.002
1/19/12
0.002 mg/L
0.002
4/4/12
0.002 mg/L
0.002
7/25/12
0.005 mg/L
0.004
10/11/12
0.002 mg/L
0.002
1/23/13
0.002 mg/L
0.002
4/16/13
0.002 mg/L
0.002

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

F

Chemical Name

Fluoride

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

4 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.2 mg/L
0.050
7/27/10
0.15 mg/L
0.037
10/5/10
0.23 mg/L
0.058
2/1/11
0.1 mg/L
0.025
4/22/11
0.16 mg/L
0.040
7/12/11
0.12 mg/L
0.030
10/12/11
0.1 mg/L
0.025
1/19/12
0.1 mg/L
0.025
4/4/12
0.1 mg/L
0.025
7/25/12
0.14 mg/L
0.035
10/11/12
0.1 mg/L
0.025
1/23/13
0.1 mg/L
0.025
4/16/13
0.13 mg/L
0.033

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Pb

Chemical Name

Lead

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.015 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.067
7/27/10
0.001 mg/L
0.067
10/5/10
0.001 mg/L
0.067
2/1/11
0.001 mg/L
0.067
4/22/11
0.001 mg/L
0.067
7/12/11
0.001 mg/L
0.067
10/12/11
0.001 mg/L
0.067
1/19/12
0.001 mg/L
0.067
4/4/12
0.001 mg/L
0.067
7/25/12
0.001 mg/L
0.067
10/11/12
0.001 mg/L
0.067
1/23/13
0.001 mg/L
0.067
4/16/13
0.001 mg/L
0.067

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Mn

Chemical Name

Manganese

No. Exceedances /
Monitoring Measurements

11 / 11 100%

Health-Based Standard

0.3 mg/L (LHA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
21 mg/L
70.000
7/27/10
21 mg/L
70.000
10/5/10
21 mg/L
70.000
2/1/11
21 mg/L
70.000
4/22/11
20 mg/L
66.667
7/12/11
20 mg/L
66.667
10/12/11
19 mg/L
63.333
1/19/12
19 mg/L
63.333
10/11/12
16 mg/L
53.333
1/23/13
18 mg/L
60.000
4/16/13
19 mg/L
63.333

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Hg

Chemical Name

Mercury

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.002 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.0002 mg/L
0.100
7/27/10
0.0002 mg/L
0.100
10/5/10
0.0002 mg/L
0.100
2/1/11
0.0002 mg/L
0.100
4/22/11
0.0002 mg/L
0.100
7/12/11
0.0002 mg/L
0.100
10/12/11
0.0002 mg/L
0.100
1/19/12
0.0002 mg/L
0.100
4/4/12
0.0002 mg/L
0.100
7/25/12
0.0002 mg/L
0.100
10/11/12
0.0002 mg/L
0.100
1/23/13
0.0002 mg/L
0.100
4/16/13
0.0002 mg/L
0.100

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Mo

Chemical Name

Molybdenum

No. Exceedances /
Monitoring Measurements

0 / 11 0%

Health-Based Standard

0.04 mg/L (LHA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.005 mg/L
0.125
7/27/10
0.005 mg/L
0.125
10/5/10
0.005 mg/L
0.125
2/1/11
0.005 mg/L
0.125
4/22/11
0.005 mg/L
0.125
7/12/11
0.005 mg/L
0.125
10/12/11
0.005 mg/L
0.125
1/19/12
0.0094 mg/L
0.235
10/11/12
0.005 mg/L
0.125
1/23/13
0.023 mg/L
0.575
4/16/13
0.005 mg/L
0.125

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Ni

Chemical Name

Nickel

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.1 mg/L (LHA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.0445 mg/L
0.445
7/27/10
0.045 mg/L
0.450
10/5/10
0.052 mg/L
0.520
2/1/11
0.033 mg/L
0.330
4/22/11
0.057 mg/L
0.570
7/12/11
0.0385 mg/L
0.385
10/12/11
0.0395 mg/L
0.395
1/19/12
0.038 mg/L
0.380
4/4/12
0.042 mg/L
0.420
7/25/12
0.046 mg/L
0.460
10/11/12
0.036 mg/L
0.360
1/23/13
0.042 mg/L
0.420
4/16/13
0.0495 mg/L
0.495

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Se

Chemical Name

Selenium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.05 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.020
7/27/10
0.001 mg/L
0.020
10/5/10
0.001 mg/L
0.020
2/1/11
0.001 mg/L
0.020
4/22/11
0.001 mg/L
0.020
7/12/11
0.001 mg/L
0.020
10/12/11
0.001 mg/L
0.020
1/19/12
0.001 mg/L
0.020
4/4/12
0.001 mg/L
0.020
7/25/12
0.001 mg/L
0.020
10/11/12
0.001 mg/L
0.020
1/23/13
0.0016 mg/L
0.032
4/16/13
0.001 mg/L
0.020

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Ag

Chemical Name

Silver

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.1 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.010
7/27/10
0.001 mg/L
0.010
10/5/10
0.001 mg/L
0.010
2/1/11
0.001 mg/L
0.010
4/22/11
0.001 mg/L
0.010
7/12/11
0.001 mg/L
0.010
10/12/11
0.001 mg/L
0.010
1/19/12
0.001 mg/L
0.010
4/4/12
0.001 mg/L
0.010
7/25/12
7.15e-07 mg/L
0.000
10/11/12
0.001 mg/L
0.010
1/23/13
0.001 mg/L
0.010
4/16/13
0.001 mg/L
0.010

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Sr

Chemical Name

Strontium

No. Exceedances /
Monitoring Measurements

0 / 11 0%

Health-Based Standard

4 mg/L (LHA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
1.2 mg/L
0.300
7/27/10
1.4 mg/L
0.350
10/5/10
1.3 mg/L
0.325
2/1/11
1.3 mg/L
0.325
4/22/11
1.3 mg/L
0.325
7/12/11
1.2 mg/L
0.300
10/12/11
1.2 mg/L
0.300
1/19/12
1.3 mg/L
0.325
10/11/12
1.3 mg/L
0.325
1/23/13
1.3 mg/L
0.325
4/16/13
1.25 mg/L
0.313

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Formula

SO4

Chemical Name

Sulfate

No. Exceedances /
Monitoring Measurements

11 / 11 100%

Health-Based Standard

500 mg/L (DWA)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
1750 mg/L
3.500
7/27/10
1600 mg/L
3.200
10/5/10
1600 mg/L
3.200
2/1/11
1400 mg/L
2.800
4/22/11
1600 mg/L
3.200
7/12/11
1400 mg/L
2.800
10/12/11
1500 mg/L
3.000
1/19/12
1400 mg/L
2.800
10/11/12
1800 mg/L
3.600
1/23/13
1400 mg/L
2.800
4/16/13
1450 mg/L
2.900

1Calculated by dividing the sample concentration by the health-based standard.

Contaminant View ×

Chemical Symbol

Tl

Chemical Name

Thallium

No. Exceedances /
Monitoring Measurements

0 / 13 0%

Health-Based Standard

0.002 mg/L (MCL)

Monitoring History

Date
Concentration
Magnitude1
1/20/10
0.001 mg/L
0.500
7/27/10
0.001 mg/L
0.500
10/5/10
0.001 mg/L
0.500
2/1/11
0.001 mg/L
0.500
4/22/11
0.001 mg/L
0.500
7/12/11
0.001 mg/L
0.500
10/12/11
0.001 mg/L
0.500
1/19/12
0.001 mg/L
0.500
4/4/12
0.001 mg/L
0.500
7/25/12
0.001 mg/L
0.500
10/11/12
0.001 mg/L
0.500
1/23/13
0.001 mg/L
0.500
4/16/13
0.001 mg/L
0.500

1Calculated by dividing the sample concentration by the health-based standard.