Maricopa County · Arizona · EPA SDWIS 2026Q2
Litchfield Park Water Quality
What's in Litchfield Park's water
PFAS (forever chemicals)
3.5×above guideline
Detected above the EPA's 4 ppt limit for PFOA/PFOS — the "forever chemicals" linked to cancer and immune effects. Compounds found: PFBA, PFBS, PFHpA, PFHxA, PFHxS, PFOA, PFOS, PFPeA.
Total Trihalomethanes (TTHM)
Violation on record
3 EPA violations on record (most recent 2020). TTHM form when chlorine used to disinfect water reacts with natural organic matter. Long-term exposure has been linked to increased cancer risk and to harm in pregnancy. Levels often rise in warmer months and in systems with more organic material.
Arsenic
Violation on record
2 EPA violations on record (most recent 2023). Arsenic is a naturally occurring element that dissolves into groundwater from rock and is also released by mining and industry. Long-term exposure is associated with several cancers and with skin, cardiovascular, and developmental harm. It is common in parts of the Southwest.
Nitrate
Violation on record
1 EPA violation on record (most recent 2021). Nitrate enters water mainly from fertilizer runoff, septic systems, and animal waste. High levels can interfere with the blood's ability to carry oxygen, a special danger for infants. Long-term low-level exposure has also been linked to elevated cancer risk in some studies.
Water hardness
very hard
Litchfield Park's water is very hard. Hardness isn't a health risk, but it drives scale on fixtures and water heaters, shortens appliance life, and leaves skin and hair dry.
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LIBERTY WATER LPSCO
- Population served
- 55,810
- PWSID
- AZ0407046
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