Historical Compliance Records WA

Ephrata Water Department

EPA ID: WA5323650 ยท 8,718 people served ยท 1 ZIP code

ZipCheckup's reading of EPA records for Ephrata Water Department (WA5323650): 6 violations on record since 2021. Ephrata Water Department's EPA record lists 6 historical violations, and none is listed as open in that record; the utility supplies water to 8,718 residents.

Data: EPA SDWIS

C ยท 68
Avg Safety Score
8,718
People Served
1
ZIP Code Served
6
Violations (since 2021)
Groundwater
Water Source
Below the reporting limit
Most recent lead 90th percentile on record (monitoring period ending 2025-12-31)
Zone 2
County Radon Potential ยท Moderate
3
Contaminants Flagged
$256K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Ephrata Water Department Source: EPA SDWIS service area boundaries.

Service area boundary - average Home Safety grade of mapped ZIPs: C

Demographics of ZIP Codes Served

$77,361
Median Household Income
12,661
Population of ZIP Codes Served (Census)
63%
Disadvantaged Population
70th
Poverty Percentile
30th
Energy Burden Percentile
63%
Pre-1986 Housing

The ZIP codes associated with Ephrata Water Department have a median household income of $77,361 and about 12,661 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 63% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: On average, 63% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Ephrata Water Department's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Moderate Risk
Source Contamination Risk
20th
Wastewater Discharge Proximity
50th
Superfund Site Proximity

Infrastructure Risk

52 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
18 yr
Est. Remaining Life
Stable
Decay Status
Installed 74% of expected lifespan used (estimate) End of life

Comparable Water Systems

Similar-sized systems in Washington

0 violations
City of North Bend
8,710 people
A 2 violations
B 7 violations
Port Angeles Composite
8,872 people
2 violations
Steilacoom Town of
8,545 people
A 0 violations

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $1,000

Annual per household (ZipCheckup estimate)

Estimated Cumulative Cost Per Household

5 years
$5,000
10 years
$10,000
20 years
$20,000

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

Ephrata Water Department (EPA ID: WA5323650) is a community water system in Washington that serves approximately 8,718 people from groundwater sources.

This system serves ZIP code 98823 in Ephrata.

ZIP-Area Home Safety Context: C (68/100)

This is the average Home Safety Score for 1 of 1 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

No current noncompliance in the accepted 2026Q2 snapshot. The 6 records in the 2021-2026 window are classified as resolved or archived, not current.

Status breakdown for accepted records with record years 2021-2026: 4 resolved, 2 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
January 1, 2025 Total Haloacetic Acids (HAA5) Non-health-based Archived
January 1, 2025 TTHM Non-health-based Archived
July 1, 2024 Consumer Confidence Rule Non-health-based Resolved
July 1, 2023 Consumer Confidence Rule Non-health-based Resolved
January 1, 2023 TTHM Non-health-based Resolved
January 1, 2023 Total Haloacetic Acids (HAA5) Non-health-based Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Total Haloacetic Acids (HAA5) Monitoring & Reporting 2 No
TTHM Monitoring & Reporting 2 No
Consumer Confidence Rule Other (notice or report rule) 2 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
Below the reporting limit No 2025-12-31

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

1 of 1 ZIP records with known zones is in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by WA or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Ephrata Water Department (WA5323650) on EPA.gov.

Frequently Asked Questions

Is Ephrata Water Department water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Ephrata Water Department; its 6 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Ephrata Water Department serve?

Ephrata Water Department serves approximately 8,718 people across 1 ZIP code in Washington.

Where does Ephrata Water Department get its water?

The primary water source is groundwater.

Federal UCMR5 PFAS Monitoring: No PFAS Reported Above Reporting Levels

This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were reported above UCMR5 minimum reporting levels.

Samples collected
290

EPA's April 2024 PFAS rule sets MCLs of 4 ppt for PFOA and PFOS and 10 ppt for PFHxS, PFNA and HFPO-DA (GenX); water systems must comply from 2029. Other PFAS compounds have no individual federal MCL. A state standard is shown only where this system's state has its own enforceable PFAS limit. Detection results are EPA UCMR5 samples, not a measurement at your tap.

Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Is water from Ephrata Water Department safe to drink? ▼
Ephrata Water Department has 6 recorded violations since 2021. The C shown is a ZIP-area score, not a grade for this utility; see the violation table for what was violated.
Should I use a water filter? ▼
Given 6 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does Ephrata Water Department serve? ▼
Ephrata Water Department serves approximately 8,718 people with drinking water across 1 ZIP code.
What is Ephrata Water Department's water source? ▼
Ephrata Water Department draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Ephrata Water Department's water? ▼
The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero. This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Ephrata Water Department? ▼
The ZIP codes mapped to Ephrata Water Department have a median household income of $77,361 (Census ZIP-code estimate). In CEJST data, 63% of census tracts in the counties mapped to this area are designated disadvantaged (average across mapped ZIP codes), which may indicate greater vulnerability to environmental health risks.
Where does Ephrata Water Department get its water? ▼
Ephrata Water Department's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on the available data, the modeled source-contamination category is moderate; test local water to assess actual exposure.

How to cite this page

APA ZipCheckup. (n.d.). Ephrata Water Department (WA): 6 EPA Violations. https://zipcheckup.com/water-system/wa5323650/
BibTeX
@misc{zipcheckup-water-system-wa5323650,
  author = {{ZipCheckup}},
  title  = {{Ephrata Water Department (WA): 6 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/wa5323650/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Ephrata Water Department (EPA ID: WA5323650) - request the latest Consumer Confidence Report or ask about specific contaminants.

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