PlainWater

Maple Lane Behavioral Health

PWS ID: WA5351195 · Centralia, Washington 98531

Maple Lane Behavioral Health serves 450 people in Centralia, Washington using Groundwater water sources. It has 56 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Maple Lane Behavioral Health

Maple Lane Behavioral Health is a state-owned community water system that delivers drinking water to 450 residents in Centralia, Washington (Thurston County) through 128 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 56 total violations for this system , of which 6 (11%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 46 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 7 violations (MON). 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. Maple Lane Behavioral Health's 56 violations sit below the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). 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
450
Total Violations
56
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
State
Connections
128
County
Thurston
School/Daycare
No
MCL Violations
6
Monitoring Violations
46
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 7 2023
Coliform (TCR) MCL 6 1993
Consumer Confidence Rule Other 4 2024
Coliform (TCR) MR 4 2012
Nitrate MR 1 2010
Arsenic MR 1 2008
Cadmium MR 1 2008
CYANIDE MR 1 2008
Beryllium, Total MR 1 2008
Thallium, Total MR 1 2008
DICHLOROMETHANE MR 1 2008
p-Dichlorobenzene MR 1 2008
Vinyl chloride MR 1 2008
trans-1,2-Dichloroethylene MR 1 2008
1,2-Dichloropropane MR 1 2008
Trichloroethylene MR 1 2008
1,1,2-Trichloroethane MR 1 2008
CHLOROBENZENE MR 1 2008
Benzene MR 1 2008
Mercury MR 1 2008
Styrene MR 1 2008
Ethylbenzene MR 1 2008
Fluoride MR 1 2008
1,1-Dichloroethylene MR 1 2008
Carbon tetrachloride MR 1 2008
1,2,4-Trichlorobenzene MR 1 2008
Antimony, Total MR 1 2008
Lead and Copper Rule MR 1 2021
1,1,1-Trichloroethane MR 1 2008
Gross Alpha, Excl. Radon and U MR 1 1979

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 Maple Lane Behavioral Health.

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 WA5351195 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 Maple Lane Behavioral Health 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
2024 Consumer Confidence Rule Other 4 SDWIS / WA5351195 / 7000
2023 Revised Total Coliform Rule MON 7 SDWIS / WA5351195 / 8000
2021 Lead and Copper Rule MR 1 SDWIS / WA5351195 / 5000
2012 Coliform (TCR) MR 4 SDWIS / WA5351195 / 3100
2010 Nitrate MR 1 SDWIS / WA5351195 / 1040
2008 Arsenic MR 1 SDWIS / WA5351195 / 1005
2008 Cadmium MR 1 SDWIS / WA5351195 / 1015
2008 CYANIDE MR 1 SDWIS / WA5351195 / 1024
2008 Beryllium, Total MR 1 SDWIS / WA5351195 / 1075
2008 Thallium, Total MR 1 SDWIS / WA5351195 / 1085
2008 DICHLOROMETHANE MR 1 SDWIS / WA5351195 / 2964
2008 p-Dichlorobenzene MR 1 SDWIS / WA5351195 / 2969
2008 Vinyl chloride MR 1 SDWIS / WA5351195 / 2976
2008 trans-1,2-Dichloroethylene MR 1 SDWIS / WA5351195 / 2979
2008 1,2-Dichloropropane MR 1 SDWIS / WA5351195 / 2983

How Maple Lane Behavioral Health Compares

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

Metric Maple Lane Behavioral Health Washington avg Federal benchmark
Total violations 56 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 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 450 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Maple Lane Behavioral Health water safe to drink?
Maple Lane Behavioral Health (PWS ID: WA5351195) has 56 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 450 people using Groundwater sources.
How many people does Maple Lane Behavioral Health serve?
Maple Lane Behavioral Health serves 450 people in Centralia, Washington. It is a State-owned system using Groundwater water sources with 128 service connections.
What type of violations does Maple Lane Behavioral Health have?
Maple Lane Behavioral Health has 56 total violations: 6 health-based violations (MCL exceedances or treatment failures), 46 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Maple Lane Behavioral Health water?
No PFAS testing data is available for Maple Lane Behavioral Health under the EPA's UCMR5 monitoring program.
What water source does Maple Lane Behavioral Health use?
Maple Lane Behavioral Health 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial