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

Fayette County

12/13/2007 - 3/16/2020, 89 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
83 6.4 0.0 200.5 52 62.7 0
E.
Coli
MPN/100
mL
83 0.0 0.0 200.5 21 25.3 0
pH
-
74 7.5 4.8 9.1 8 10.8 6.5-8.5
Total
Dissolved
Solids
mg/L 73 173.0 20.0 2123.0 4 5.5 500
Corrosivity
Index*

-
50 -0.7 -4.4 0.9 35 70.0 -
Hardness mg/L 52 68.9 0.8 383.1 - - -
Nitrate+Nitrite
N
mg/L 41 0.5 0.2 4.3 0 0.0 10
Chloride mg/L 14 5.0 1.8 802.9 1 7.1 250
Sulfate mg/L 9 22.5 10.0 64.5 0 0.0 250
Aluminum mg/L 7 0.0 0.0 0.1 1 14.3 0.05-0.2
Arsenic mg/L 35 0.00 0.003 0.003 0 0.0 0.01
Barium mg/L 44 0.05 0.00 1.75 0 0.0 2
Cadmium mg/L 4 0.00 0.001 0.001 0 0.0 0.005
Calcium mg/L 51 17.15 0.25 118.04 - - -
Chromium mg/L 4 0.0 0.005 0.005 0 0.0 0.1
Copper mg/L 54 0.02 0.01 0.79 0 0.0 1.0,1.3
Iron mg/L 24 0.1 0.1 74.0 7 29.2 0.3
Lead-1st
draw
mg/L 44 0.00 0.003 0.021 1 2.3 0.015
Lead-Running mg/L 44 0.003 0.003 0.006 0 0.0 0.015
Magnesium mg/L 49 5.89 0.05 28.82 - - -
Manganese mg/L 27 0.01 0.01 1.52 6 22.2 0.05
Mercury mg/L 4 0.00 0.001 0.001 0 0.0 0.002
Nickel mg/L 6 0.01 0.003 0.005 - - -
Sodium mg/L 0 - - - - - -
Zinc mg/L 4 0.01 0.01 0.04 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