Table 5. Statistical summary and U.S. Environmental Protection Agency (2000a) drinking-water standards
for physical properties in water from 30 monitoring wells in areas of recent residential and commercial
development, Wichita, Kansas, 2000

[µS/cm, microsiemens per centimeter at 25 °C; °C, degrees Celsius; NTU, nephelometric turbidity units;
mg/L, milligrams per liter; CaCO₃, calcium carbonate; SMCL, Secondary Maximum Contaminant Level;
--, not applicable; <, less than]

Physical property (unit of measurement)	Number of samples	Concentration or measurement Minimum Median Maximum			Drinking-water standard
Specific conductance (µS/cm)	30	352	766	2,560	--
pH (standard units)	30	6.3	7.0	7.4	6.5-8.5 (SMCL)
Water temperature (°C)	30	14.7	16.2	18.9	--
Turbidity (NTU)	30	.20	.70	8.8	5.0 (SMCL)
Dissolved oxygen (mg/L)	30	<.1	2.6	6.8	--
Alkalinity, water whole, field (mg/L as CaCO₃)	30	68	265	570	--

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U.S. Geological Survey Water-Resources Investigations Report 02-4228

Prepared as part of the NATIONAL WATER-QUALITY ASSESSMENT PROGRAM

Quality of Shallow Ground Water in Areas of Recent Residential and Commercial Development, Wichita, Kansas, 2000

U.S. Geological Survey
Water-Resources Investigations Report 02-4228

Prepared as part of the
NATIONAL WATER-QUALITY ASSESSMENT PROGRAM