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Community Water System · PWS WA5311887

Cedar Crest

Tacoma, Washington 98444 - drinking water served from groundwater sources to 2,954 people, tracked in EPA SDWIS and UCMR5.

2,954
People served
242
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 242 drinking-water violations at Cedar Crest, 1% of them health-based - above the Washington per-system average.

242
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
2,954
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cedar Crest

Cedar Crest is a private-owned community water system that delivers drinking water to 2,954 residents in Tacoma, Washington (Pierce County) through 923 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 242 total violations for this system , of which 2 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 240 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Diquat, recorded in 31 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%).

Cedar Crest's 242 violations sit above the Washington average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
2,954
Total Violations
242
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
923
County
Pierce
School/Daycare
No
MCL Violations
2
Monitoring Violations
240
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Diquat MR 31 2007
1,2-DIBROMO-3-CHLOROPROPANE MR 16 2007
ETHYLENE DIBROMIDE MR 16 2007
OXAMYL MR 13 2008
Aldicarb sulfone MR 13 2008
Carbofuran MR 13 2008
Aldicarb MR 13 2008
Aldicarb sulfoxide MR 13 2008
Pentachlorophenol MR 10 2008
Heptachlor epoxide MR 8 2008
Toxaphene MR 5 2008
Di(2-ethylhexyl) adipate MR 5 2008
Di(2-ethylhexyl) phthalate MR 5 2008
Hexachlorocyclopentadiene MR 5 2008
Atrazine MR 5 2008
LASSO MR 5 2008
HEXACHLOROBENZENE MR 5 2008
Dinoseb MR 5 2008
Endrin MR 5 2008
Heptachlor MR 5 2008
Simazine MR 5 2008
BHC-GAMMA MR 5 2008
2,4,5-TP MR 5 2008
Dalapon MR 5 2008
Picloram MR 5 2008
Chlordane MR 5 2008
Methoxychlor MR 5 2008
Benzo(a)pyrene MR 5 2008
Nitrate MR 2 2009
Coliform (TCR) MCL 2 1994

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Cedar Crest.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WA5311887 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health, Office of Drinking Water is the primacy agency that licenses and inspects Cedar Crest under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health, Office of Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2009 Nitrate MR 2 SDWIS / WA5311887 / 1040
2008 OXAMYL MR 13 SDWIS / WA5311887 / 2036
2008 Aldicarb sulfone MR 13 SDWIS / WA5311887 / 2044
2008 Carbofuran MR 13 SDWIS / WA5311887 / 2046
2008 Aldicarb MR 13 SDWIS / WA5311887 / 2047
2008 Aldicarb sulfoxide MR 13 SDWIS / WA5311887 / 2043
2008 Pentachlorophenol MR 10 SDWIS / WA5311887 / 2326
2008 Heptachlor epoxide MR 8 SDWIS / WA5311887 / 2067
2008 Toxaphene MR 5 SDWIS / WA5311887 / 2020
2008 Di(2-ethylhexyl) adipate MR 5 SDWIS / WA5311887 / 2035
2008 Di(2-ethylhexyl) phthalate MR 5 SDWIS / WA5311887 / 2039
2008 Hexachlorocyclopentadiene MR 5 SDWIS / WA5311887 / 2042
2008 Atrazine MR 5 SDWIS / WA5311887 / 2050
2008 LASSO MR 5 SDWIS / WA5311887 / 2051
2008 HEXACHLOROBENZENE MR 5 SDWIS / WA5311887 / 2274

How Cedar Crest Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Cedar Crest Washington avg Federal benchmark
Total violations 242 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,954 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Cedar Crest water safe to drink? ▼
Cedar Crest (PWS ID: WA5311887) has 242 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,954 people using Groundwater sources.
How many people does Cedar Crest serve? ▼
Cedar Crest serves 2,954 people in Tacoma, Washington. It is a Private-owned system using Groundwater water sources with 923 service connections.
What type of violations does Cedar Crest have? ▼
Cedar Crest has 242 total violations: 2 health-based violations (MCL exceedances or treatment failures), 240 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cedar Crest water? ▼
No PFAS testing data is available for Cedar Crest under the EPA's UCMR5 monitoring program.
What water source does Cedar Crest use? ▼
Cedar Crest uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.