Summary of Drinking Water Samples Tested by the Penn State Agricultural Analytical Services Laboratory

Bucks County

8/31/2007 - 6/9/2020, 322 Samples

Test Parameter Units Number of Samples Tested Median Minimum Maximum Number of samples failing EPA Std Percent of samples failing EPA Std EPA Drink Water Std
Total
Coliform
MPN/100
mL
286 0.0 0.0 244.6 96 33.6 0
E.
Coli
MPN/100
mL
286 0.0 0.0 200.5 13 4.5 0
pH
-
282 7.7 5.5 10.3 19 6.7 6.5-8.5
Total
Dissolved
Solids
mg/L 279 270.0 20.0 1886.0 21 7.5 500
Corrosivity
Index*

-
142 -0.3 -4.1 2.2 92 64.8 -
Hardness mg/L 152 163.5 0.8 688.4 - - -
Nitrate+Nitrite
N
mg/L 108 2.3 0.2 217.7 1 0.9 10
Chloride mg/L 12 26.3 2.0 151.0 0 0.0 250
Sulfate mg/L 11 17.9 8.7 55.8 0 0.0 250
Aluminum mg/L 15 0.0 0.0 0.1 2 13.3 0.05-0.2
Arsenic mg/L 126 0.00 0.001 0.023 17 13.5 0.01
Barium mg/L 77 0.11 0.00 1.11 0 0.0 2
Cadmium mg/L 68 0.00 0.001 0.004 0 0.0 0.005
Calcium mg/L 138 37.93 0.25 188.63 - - -
Chromium mg/L 68 0.0 0.001 0.005 0 0.0 0.1
Copper mg/L 138 0.04 0.01 4.61 5 3.6 1.0,1.3
Iron mg/L 165 0.1 0.0 1.7 26 15.8 0.3
Lead-1st
draw
mg/L 102 0.01 0.003 0.278 14 13.7 0.015
Lead-Running mg/L 107 0.003 0.003 0.049 3 2.8 0.015
Magnesium mg/L 103 9.49 0.05 72.27 - - -
Manganese mg/L 137 0.01 0.00 72.80 45 32.8 0.05
Mercury mg/L 109 0.03 0.000 4.150 74 67.9 0.002
Nickel mg/L 55 0.01 0.005 68.889 - - -
Sodium mg/L 38 0.01 0.01 1.51 - - -
Zinc mg/L 93 0.01 0.00 0.45 0 0.0 5

*For corrosivity index, failure criteria based on less than -0.5 or greater than 0.5

Ag Analytical Services Lab

Address

111 Ag Analytical Srvcs Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM

Ag Analytical Services Lab

Address

111 Ag Analytical Srvcs Lab
University Park, PA 16802
Directions

Hours: Monday-Friday, 8:00 AM - 4:30 PM