PRIMARY STANDARDS					
Parameter	Unit of
Measurement	Range of 
Detection	Level
Detected	MCL	
Turbidity	NTU	0.04 – 0.06	0.06	No sample >1
95% < 0.3	
					
Inorganic Chemicals					
Nitrate	ppm	0.07	0.07	10	
Sodium (optional)	ppm	15	15	(no MCL)	
					
Disinfection By-Products					
Total Trihalomethanes	ppb	17.0 – 23.0	20.0 (RAA)	80	
Total Haloacetic Acids	ppb	15.0 – 17.0	17.0 (RAA)	60	
					
Radionuclides					
Uranium	ppb	0.25	0.25	30	
Gross Alpha	pCi/L	2.0	2.0	15	
Combined Radium	pCi/L	0.10	0.10	5	
					
Lead / Copper					
Lead

*Tested in 2013	ppm	

	90th percentile
was 0.003*. No
sites exceeded
the action level.	0.015 (AL)	
Copper

*Tested in 2013	ppm	

	90th percentile
was 0.107*. No
sites exceeded
the action level.	1.3 (AL)	
SECONDARY STANDARDS /
UNREGULATED CONTAMINANTS					
pH	pH	7.57 – 8.34	7.95 avg.		
TDS	ppm	85 – 118	99 avg.		
Iron	ppm	0.01–0.05	0.02 avg.		
Calcium	ppm	36 – 59	44 avg.		
Hardness	ppm	47 – 70	56 avg.		
Total Alkalinity as CaCO3	ppm	46 – 76	59 avg.		
Sulfate	ppm	13	13		
Giardia	# / 100L	0	0		
Cryptosporidium	# / 100L	0	0		

MCL – Maximum Contaminant Level                      pCi/L – Pico Curies per Liter
ppm  - Parts per Million                                           RAA   - Running Annual Average
ppb   - Parts per Billion                                            AL      - Action Level