Drinking water quality · 2026
· Verified
What's in Naf El Centro, CA tap water
2 contaminants were measured in the Naf El Centro, CA water system's 2026 annual report. Each is shown below against its federal limit.
- Reporting year
- 2026
- Contaminants measured
- 2
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- CA
Where your water comes from · EPA SDWIS
Naf El Centro, CA buys its drinking water from IMPERIAL IRRIGATION DISTRICT.
Source
Treatment
- TREATMENT PLANT EFFLUENT
Distribution
Also buys water from IMPERIAL IRRIGATION DISTRICT.
Historical readings · EPA Six-Year Review (2012–2019)
11 historically-detected contaminants in Naf El Centro, CA
Every U.S. public water system reports compliance-monitoring data to EPA. The Six-Year Review releases the 2012–2019 window as a single dataset — here's what your system reported, year by year. Values shown are the highest detection per analyte per year, compared to the federal MCL.
| Contaminant | Worst detection | EPA limit | Years (2012–2019) |
|---|---|---|---|
TTHM worst: 2017 | 0.07 mg/L 88% | 0.08 mg/L | '13'14'15'16'17'18'19 |
HAA5 worst: 2016 | 0.029 mg/L within | 0.06 mg/L | '13'14'15'16'17'18'19 |
MCAA worst: 2014 | 0.005 mg/L | — | '14'15'16 |
TCAA worst: 2013 | 0.0018 mg/L | — | '13'16'17 |
DBAA worst: 2013 | 0.0052 mg/L | — | '13'14'15'16'17'18'19 |
DCAA worst: 2013 | 0.0043 mg/L | — | '13'14'15'16'17'18'19 |
MBAA worst: 2013 | 0.0011 mg/L | — | '13'14'15'16'18 |
BROMODICHLOROMETHANE worst: 2013 | 0.02 mg/L | — | '13'14'15'16'17'18'19 |
BROMOFORM worst: 2013 | 0.0099 mg/L | — | '13'14'15'16'17'18'19 |
CHLOROFORM worst: 2013 | 0.01 mg/L | — | '13'14'15'16'17'18'19 |
DIBROMOCHLOROMETHANE worst: 2013 | 0.021 mg/L | — | '13'14'15'16'17'18'19 |
Metals
People also ask about Naf El Centro, CA's water
+Is Naf El Centro, CA tap water safe to drink in 2026?
Every one of the 2 contaminants measured in Naf El Centro, CA's 2026 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Naf El Centro, CA tap water?
2 contaminants were measured in Naf El Centro, CA's 2026 Consumer Confidence Report, spanning metals. 2 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Where does the data on this page come from?
Every value is transcribed from Naf El Centro, CA's 2026 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Naf El Centro, CA's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2026 report; a new report will replace it once the utility publishes its next annual update.