D’Andrea – Northeast Sparks

D'Andrea - Northeast Sparks Sample Data

Sample Data for the four most recent quarters:
MCL or range3rd Quarter 20232nd Quarter 20231st Quarter 20234th Quarter 2022
Turbidityless than 1.0 NTU0.11 NTU0.16 NTU0.22 NTU0.23 NTU
pH6.5 to 8.57.657.758.007.87
Chlorine Residual0.2 mg/L to 1.5 mg/L1.09 mg/L (ppm)0.97 mg/L (ppm)0.97 mg/L (ppm)0.76 mg/L (ppm)
HardnessNo standard48 mg/L or 2.8 gpg (grains per gallon)35 mg/L or 2.0 gpg (grains per gallon)60 mg/L or 3.5 gpg (grains per gallon)52 mg/L or 3.0 gpg (grains per gallon)
Arsenic (running annual average)10 ug/L0.45 ug/L (ppb)0.60 ug/L (ppb)0.71 ug/L (ppb)0.70 ug/L (ppb)


Truckee Meadows Water Authority (TMWA) assumes no liability in providing this water quality information. The sample results provided do not imply that each home within a specific zone has the same water quality as indicated here. The sample results for each zone are for informational purposes only.

Water quality constituents change daily as well as seasonally.

Please email TMWA's Water Quality Department at waterquality@tmwa.com with any comments or questions that you may have regarding your water quality as well as any suggestions regarding our webpage