Water Quality: Lakeside, AZ

8 water systems • 2,066 people served

Multiple Health Violations
645
Total Violations
56
Health-Based Violations
8
Water Systems
2,066
Population Served

Water Quality Summary

Lakeside is served by 8 public water systems with a combined service population of 2,066 people, and has 645 EPA Safe Drinking Water Act violations on record. Critically, 56 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Lakeside's violation count is 70% above the national average for Arizona. Contaminants associated with violations include Arsenic, Chlorine Dioxide, Disinfection Byproducts, Stage 2 DBP.

Contaminants Found

Arsenic

Long-term exposure increases risk of skin, bladder, and lung cancers, as well as cardiovascular and neurological effects.

Common source: Natural rock deposits, agricultural pesticides, industrial waste

EPA limit: 0.010 mg/L (10 ppb)

Chlorine Dioxide

Can cause anemia in infants and young children; may cause nervous system effects at high levels.

Common source: Water treatment disinfectant used to control taste, odor, and microorganisms

EPA limit: 0.8 mg/L

Disinfection Byproducts

Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.

Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter

Stage 2 DBP

Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.

Common source: Chlorine disinfection reacting with natural organic matter in source water

EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L

Water Systems Serving Lakeside

System Name PWSID Source Population Violations
CLAY SPRINGS DWID AZ0409009 Groundwater 425 78
SKY HI DWID AZ0409028 Groundwater 390 80
WONDERLAND ACRES DWID AZ0409060 Groundwater 380 128
PORTER MOUNTAIN DWID AZ0409024 Groundwater 322 95
PORTER CREEK DWID AZ0409013 Groundwater 250 151
PINEDALE ESTATES DWID AZ0409040 Groundwater 208 84
RETAW WATER COMPANY AZ0409017 Groundwater 47 8
MISTY MOUNTAIN DWID AZ0409075 Groundwater 44 21

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in Arizona

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Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for AZ