DRINKING WATER QUALITY DATA
INORGANIC CHEMICALS
Contaminant and Unit of Measurement
Dates of sampling (mo./yr.)
MCL Violation Y/N
Level Detected
Range of Results
MCLG
MCL
Likely Source of Contamination
Erosion of natural deposits; discharge from fertilizer and aluminum factories. Water additive which promotes strong teeth when at optimum level of 0.7 ppm
N
Fluoride (ppm)
3/23
0.23
NA
4
4
N N N
Nitrate (as Nitrogen) (ppm)
4/24 3/23 3/23
0.11 57.8
ND – 0.11
10
10
Runoff from fertilizer use; leaching from septic tanks, sewage; erosion of natural deposits
Sodium (ppm) Barium (ppm)
45.6 – 57.8 ND – 0.0033
N/A
160
Salt water intrusion, leaching from soil
0.0033
2
2
Discharge of drilling wastes; discharge from metal refineries; erosion of natural deposits
STAGE 1 DISINFECTANTS AND DISINFECTION BY-PRODUCTS
Dates of sampling (mo./yr.)
MCL Violation Y/N
Level Detected
Range of Results
MCLG or MRDLG MRDLG = 4
MCL or MRDL MRDL = 4
Contaminant and Unit of Measurement
Likely Source of Contamination
N
Chloramines (ppm)
Monthly 2024
3.4
1.6 - 4.1
Water additive used to control microbes
STAGE 2 DISINFECTANTS AND DISINFECTION BY-PRODUCTS
Dates of sampling (mo./yr.)
MCL Violation Y/N
Level Detected
Range of Results 17.7 - 34.6 34.1 - 75.4
MCLG or MRDLG
MCL or MRDL
Contaminant and Unit of Measurement
Likely Source of Contamination
N N
Haloacetic Acids (HAA5) (ppb)
Quarterly 2024 Quarterly 2024
29.5 60.4
NA NA
60 80
By-product of drinking water disinfection By-product of drinking water disinfection
Total trihalomethanes (TTHM) (ppb)
LEAD AND COPPER (TAP WATER)
Contaminant and Unit of Measurement
Dates of sampling (mo./yr.)
AL Exceeded Y/N
# of sampling sites exceeding the AL
90th Percentile Result
MCLG
AL (Action Level)
Likely Source of Contamination
Corrosion of household plumbing systems; erosion of natural deposits; leaching from wood preservatives
N
Copper (tap water) (ppm)
8/23 – 9/23
0.0378
0
1.3
1.3
N
Lead (tap water) (ppb)
8/23 – 9/23
1.2
0
0
15
Corrosion of household plumbing systems, erosion of natural deposits
7
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