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

Bucks County

8/31/2007 - 7/13/2021, 376 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
334 0.0 0.0 244.6 109 32.6 0
E.
Coli
MPN/100
mL
334 0.0 0.0 200.5 14 4.2 0
pH
-
326 7.7 5.5 10.3 26 8.0 6.5-8.5
Total
Dissolved
Solids
mg/L 321 271.0 20.0 1886.0 24 7.5 500
Corrosivity
Index*

-
168 -0.3 -4.3 2.2 112 66.7 -
Hardness mg/L 178 163.3 0.8 736.9 - - -
Nitrate+Nitrite
N
mg/L 120 2.3 0.2 217.7 1 0.8 10
Chloride mg/L 15 29.9 2.0 151.0 0 0.0 250
Sulfate mg/L 16 20.5 8.7 55.8 0 0.0 250
Aluminum mg/L 18 0.0 0.0 0.1 2 11.1 0.05-0.2
Arsenic mg/L 139 0.00 0.001 0.023 18 12.9 0.01
Barium mg/L 84 0.11 0.00 1.11 0 0.0 2
Cadmium mg/L 74 0.00 0.001 0.004 0 0.0 0.005
Calcium mg/L 164 37.93 0.25 215.45 - - -
Chromium mg/L 74 0.0 0.001 0.005 0 0.0 0.1
Copper mg/L 239 0.02 0.01 1.50 1 0.4 1.0,1.3
Iron mg/L 179 0.1 0.1 4.2 18 10.1 0.3
Lead-1st
draw
mg/L 117 0.00 0.003 0.130 14 12.0 0.015
Lead-Running mg/L 174 0.003 0.003 0.043 3 1.7 0.015
Magnesium mg/L 164 13.88 0.05 72.80 - - -
Manganese mg/L 176 0.01 0.01 0.70 23 13.1 0.05
Mercury mg/L 78 0.00 0.000 0.001 0 0.0 0.002
Nickel mg/L 74 0.01 0.005 0.017 - - -
Sodium mg/L 1 1.51 1.51 1.51 - - -
Zinc mg/L 74 0.01 0.01 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