CITY WATER REPORT
Is East Niles Csd Tap Water Safe? 2026 Water Quality Report
EAST NILES CSD serves East Niles Csd · 32,517 residents.
- Utility
- EAST NILES CSD
- Population served
- 32,517
- Water source
- Surface water
- Disinfectant
- Pending utility report
- Hardness
- Pending utility report
Perfluorooctanoic acid (PFOA): not detected (limit 4.0 ng/L).
About this score The Purity Score summarises the public records PurityMap analysed for East Niles Csd. It is not a laboratory test of the water at your tap.
What the record showsGreen means a contaminant was measured and is within its benchmark: a fact about that measurement, not an overall verdict. Anything not yet monitored stays unknown.
EAST NILES CSD (EPA PWSID CA1510006) delivers surface water to 32,517 residents. This report reflects 3 federally regulated PFAS result(s) from the 2024 UCMR5 round and the latest Lead & Copper Rule 90th-percentile result. Water hardness and disinfectant type are pending the utility's own annual report.
Your water system
resolution confirmed
- EAST NILES CSD (serves most of the city)
EAST NILES CSD is the primary municipal supplier for most East Niles Csd addresses. Confirm your supplier on your utility bill.
EAST NILES CSD is the public system on record for this city. This identifies which utility serves the city. Confirm yours on your water bill before acting on a specific finding.
What stands out in East Niles Csd
Each row links to a dated measurement in the supplier profile. A missing measurement is never shown as a non-detect.
What this data doesn’t tell you
Public water-system monitoring reflects the system, not the water at an individual household tap at a given moment. Home plumbing, fixtures, storage, sampling location and timing can all change what actually reaches your glass.
The data behind this report
| Contaminant | Result | Benchmark | Sampled | Source |
|---|---|---|---|---|
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | 2024 | UCMR5 Analytical Results: EAST NILES CSD (CA1510006) |
| Perfluorooctane sulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | 2024 | UCMR5 Analytical Results: EAST NILES CSD (CA1510006) |
| Perfluorohexane sulfonic acid (PFHxS) | < 10 ng/L | 10.0 ng/L federal MCL (2024) | 2024 | UCMR5 Analytical Results: EAST NILES CSD (CA1510006) |
| Lead (90th percentile) | 1.4 µg/L | 15 µg/L federal action level | 2020-2022 | Lead & Copper Rule 90th-percentile: EAST NILES CSD (CA1510006) |
Perfluorooctanoic acid (PFOA)
- Result
- < 4 ng/L
- Benchmark
- 4.0 ng/L federal MCL (2024)
- Sampled
- 2024
Perfluorooctane sulfonic acid (PFOS)
- Result
- < 4 ng/L
- Benchmark
- 4.0 ng/L federal MCL (2024)
- Sampled
- 2024
Perfluorohexane sulfonic acid (PFHxS)
- Result
- < 10 ng/L
- Benchmark
- 10.0 ng/L federal MCL (2024)
- Sampled
- 2024
Lead (90th percentile)
- Result
- 1.4 µg/L
- Benchmark
- 15 µg/L federal action level
- Sampled
- 2020-2022
Every value is the published result from the cited public record. A reporting limit is the lowest level the method could reliably quantify; a non-detect is not a guarantee of zero.
What can you do about it?To reduce exposure to what was reported in East Niles Csd, these treatment technologies are relevant to the contaminants found here.
- Reverse osmosis
- NSF/ANSI 53 lead-certified filters
- Replacing lead service lines
Understand water treatment technologies, then the specific products below are matched to these findings.
Recommended solutions

NSF/ANSI 53 lead-reduction filter (optional)
leadOur pick: Brita Large 10-Cup Elite Water Filter Pitcher, WQA NSF/ANSI Certified, Reduces 99% of Lead, Microplastics, & 30 Contaminants, BPA-Free, Removes Chlorine Taste & Odor, 1 Filter Included, White
Recommended because There is no safe level of lead, and older home plumbing can add it at the tap.
Recommendations are matched to the published findings first; the commercial offer is looked up afterwards and never changes which products qualify. As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure.
Frequently asked questions
Who provides tap water in East Niles Csd?
EAST NILES CSD (PWS ID CA1510006) is the public water system on record for East Niles Csd, California. Confirm the utility on your water bill before acting on a specific finding.
Where does East Niles Csd get its drinking water?
Surface water (primary source of record in EPA SDWIS).
What does the latest East Niles Csd water report show?
Across the tracked parameters, PurityMap's current record for East Niles Csd shows 0 contaminants measured above their benchmark and 4 within benchmark. Each finding links to its dated public record; a parameter that was never monitored is shown as pending, not as a pass.
Is there lead in East Niles Csd's tap water?
In East Niles Csd, lead is detected but within its action level in the published record. Lead can still enter water from household plumbing after it leaves the system, so a system result cannot rule out an individual tap. A certified home test is the only way to know yours.
Are PFAS "forever chemicals" in East Niles Csd's water?
PFAS compounds appear in East Niles Csd's published record; the findings show each one's measured state and how it compares to its benchmark.
Sources
Methodology: how we analyze water. Prepared with AI assistance and reviewed by the PurityMap Editorial Team before publication.
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- Systems published
- 1 of 1
- Latest sample on record
- 2024 (PFAS) / LCR (lead)