BIG SUR, California Tap Water Quality

2,046 people served · 10 water systems

Excellent

BIG SUR, California is a small town with 2,046 residents served by a network of 10 public water systems. Water service covers ZIP code 93920.

BIG SUR's drinking water utilities have maintained full EPA compliance over the most recent five-year reporting window — no health-based MCL exceedances have been recorded.

Last updated: 2026-05-18 · Source: EPA SDWIS

Location

Loading map...

Centered on ZIP-code centroids of water systems serving this city.

ZIP Codes Served

93920

Health-Based Violations (Last 5 Years)

EPA Maximum Contaminant Level exceedances reported by water systems serving BIG SUR. Each entry explains the contaminant, the health risk, and recommended precautions, and links to a full guide.

✅

No health-based violations in the last 5 years.

BIG SUR's water systems have met EPA health-based Maximum Contaminant Level (MCL) requirements throughout the EPA reporting window. This does not mean zero detection of regulated contaminants — it means all measured concentrations remained below their federal action levels.

Water Systems Serving BIG SUR

PARTINGTON MWC

PWSID: CA2701263

35 served

VENTANA BIG SUR INN WS

PWSID: CA2702328

193 served

FERNWOOD WS

PWSID: CA2702325

184 served

RANCHO CHAPARRAL MWC

PWSID: CA2701278

58 served

NEW CAMALDOLI HERMITAGE WS

PWSID: CA2702268

44 served

POST RANCH INN WS

PWSID: CA2702299

416 served

COASTLANDS MWS (POST CREEK)

PWSID: CA2701279

129 served

NEPENTHE WS

PWSID: CA2701280

618 served

CLEAR RIDGE WA

PWSID: CA2701898

123 served

ESALEN INSTITUTE WS

PWSID: CA2701295

246 served

What Can You Do?

✅ Request your utility's annual Consumer Confidence Report (CCR) — required by law.
✅ Use an NSF-certified water filter if violations involve lead, arsenic, or PFAS.
✅ Run cold water for 30 seconds before drinking if you have older plumbing (reduces lead).
✅ Check back monthly — we update data from the EPA every 30 days.

About this data

This overview reflects EPA SDWIS data published as of 2026-05-18. It covers active Community Water Systems (CWS) that remained within federal Maximum Contaminant Levels during the past five-year EPA reporting window. For up-to-the-minute information, request a current Consumer Confidence Report from your utility, or review the EPA's public dashboard.

Frequently Asked Questions

Is BIG SUR, California tap water safe to drink?▼

This city's water had no EPA health-based violations in the last 5 years.

How many EPA violations does BIG SUR have?▼

BIG SUR has 0 EPA health-based water violations in the last 5 years across 10 water systems serving 2,046 people.

Should I use a water filter in BIG SUR?▼

Using an NSF-certified water filter is recommended if your area has violations involving lead, arsenic, or PFAS. For other contaminants, consult your local water utility. Check the annual Consumer Confidence Report (CCR) for detailed guidance.

What should I do if there are violations in BIG SUR?▼

Request your water utility's annual Consumer Confidence Report (CCR), which is required by the EPA. Follow the utility's guidance on boil water advisories. Run cold water for 30 seconds before drinking if you have older plumbing. Use an NSF-certified filter if needed based on your water system's violations.