Water System Report CA

Carmel Riviera Mwc

EPA ID: CA2701254 · 584 people served · 2 ZIP codes

For the full five-year period covered by EPA monitoring, Carmel Riviera Mwc has supplied tap water to 584 residents with no violations of any type on record.

Data: EPA SDWIS Last verified: 2026-04-02

584
People Served
2
ZIP Codes Served
0
Violations (5yr)
Surface Water
Water Source
0
Contaminants Flagged

Compliance Trajectory

Stable · Risk tier: High · 61% chance of violation in next 12 months

Violations went from 6 (2021) to 2 (2024). Violation counts have remained relatively steady.

Service Area Map

Coverage area for Carmel Riviera Mwc Source: EPA SDWIS service area boundaries.

Service area boundary

Service Area Demographics

$122,500
Median Household Income
12,377
Service Area Population
40%
Disadvantaged Population
50th
Poverty Percentile
30th
Energy Burden Percentile
80%
Pre-1986 Housing

The Carmel Riviera Mwc serves a community with a median household income of $122,500 and an estimated 12,377 residents across its service area. Approximately 80% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 40% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

🌊 Where Does Your Water Come From?

Surface Water

Carmel Riviera Mwc's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.

Moderate Risk
Source Contamination Risk
20th
Wastewater Discharge Proximity
60th
Superfund Site Proximity

About 1% of homes in Monterey County, California rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.

Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites.

Infrastructure Risk

55 yr
Avg Pipe Age
Unknown
Pipe Material
10 yr
Est. Remaining Life
Accelerating Decay
Decay Status
Installed 85% of expected lifespan used End of life

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 8 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS). 2 exceed state limits.

State limits: PFOA: 0.0051 ppt, PFOS: 0.0065 ppt
Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter →

Comparable Water Systems

Similar-sized systems in California

B 12 violations
B 1 violation
0 violations
Oak Glen Retreat
576 people
A 2 violations
B 2 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation PFAS Treatment
Flood Insurance $900
Radon Mitigation $400
PFAS Treatment $300
Total Estimated Cost $1,600

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

PFAS Exposure — Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$165
10 years
$330
20 years
$660

Compare: Estimated remediation cost is $1,600 (one-time) vs. $330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Carmel Riviera Mwc (EPA ID: CA2701254) is a community water system in California that serves approximately 584 people from surface water sources.

This system provides water to 2 ZIP codes across 1 community.

Violation History

No violations recorded — This water system has no recorded EPA violations in the past 5 years.

Lead & Copper

No Lead and Copper Rule sampling data available for this water system.

Need help with your water quality?

Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.

ZIP Codes Served

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Carmel Riviera Mwc (CA2701254) on EPA.gov.

Frequently Asked Questions

Is Carmel Riviera Mwc water safe to drink?

Based on EPA records, Carmel Riviera Mwc has no recorded violations in the past 5 years — a positive indicator of water quality management.

How many people does Carmel Riviera Mwc serve?

Carmel Riviera Mwc serves approximately 584 people across 2 ZIP codes in California.

Where does Carmel Riviera Mwc get its water?

The primary water source is surface water.

Lead Service Line Inventory

Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:

0
Confirmed Lead
0
Galvanized — Replacement Required
0
Unknown Material
176
Confirmed Non-Lead

This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.

Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.

Federal Regulatory Status · 2026Q1
LCRR inventory submission: Reported all required service line types
Latest tap sample on 2018-01-01 did not exceed the federal lead action level.
Population served: 584
Reported to California

Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026

ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.

Learn about lead in drinking water →

Frequently Asked Questions

Should I use a water filter?
Carmel Riviera Mwc meets EPA standards, but a water filter can reduce trace contaminants below detectable levels for added peace of mind.
How many people does Carmel Riviera Mwc serve?
Carmel Riviera Mwc serves approximately 584 people with drinking water across 2 ZIP codes.
What is Carmel Riviera Mwc's water source?
Carmel Riviera Mwc draws water from surface water sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Carmel Riviera Mwc's service area?
The Carmel Riviera Mwc service area has a median household income of $122,500. EPA EJScreen data classifies 40% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Carmel Riviera Mwc get its water?
Carmel Riviera Mwc's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap. Based on available data, the source contamination risk is moderate.
Home Water Systems California Carmel Riviera Mwc

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