PlainWater

REED RANCH ROAD WATER

PWS ID: WA5311985 · Maple Valley, Washington 98038

REED RANCH ROAD WATER serves 36 people in Maple Valley, Washington using Groundwater water sources. It has 320 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: REED RANCH ROAD WATER

REED RANCH ROAD WATER is a private-owned community water system that delivers drinking water to 36 residents in Maple Valley, Washington (King County) through 14 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 320 total violations for this system , of which 1 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 306 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 16 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. REED RANCH ROAD WATER's 320 violations sit above 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
36
Total Violations
320
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
14
County
King
School/Daycare
No
MCL Violations
1
Monitoring Violations
306
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 16 2006
Lead and Copper Rule MR 15 2015
cis-1,2-Dichloroethylene MR 13 2008
p-Dichlorobenzene MR 13 2008
1,1-Dichloroethylene MR 13 2008
trans-1,2-Dichloroethylene MR 13 2008
1,2-Dichloroethane MR 13 2008
Carbon tetrachloride MR 13 2008
Trichloroethylene MR 13 2008
1,1,2-Trichloroethane MR 13 2008
Tetrachloroethylene MR 13 2008
CHLOROBENZENE MR 13 2008
Benzene MR 13 2008
Toluene MR 13 2008
Styrene MR 13 2008
1,2,4-Trichlorobenzene MR 13 2008
Vinyl chloride MR 13 2008
1,1,1-Trichloroethane MR 13 2008
1,2-Dichloropropane MR 13 2008
DICHLOROMETHANE MR 13 2008
o-Dichlorobenzene MR 13 2008
Ethylbenzene MR 13 2008
Nitrate MR 5 2020
Consumer Confidence Rule Other 3 2015
Coliform (TCR) MCL 1 2011
Arsenic MR 1 1979
Gross Alpha, Excl. Radon and U MR 1 1979
Mercury MR 1 1979
Fluoride MR 1 1979
Chromium 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 REED RANCH ROAD WATER.

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 WA5311985 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 REED RANCH ROAD WATER 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
2020 Nitrate MR 5 SDWIS / WA5311985 / 1040
2016 TTHM MR 1 SDWIS / WA5311985 / 2950
2016 Total Haloacetic Acids (HAA5) MR 1 SDWIS / WA5311985 / 2456
2015 Lead and Copper Rule MR 15 SDWIS / WA5311985 / 5000
2015 Consumer Confidence Rule Other 3 SDWIS / WA5311985 / 7000
2011 Coliform (TCR) MCL 1 SDWIS / WA5311985 / 3100
2008 cis-1,2-Dichloroethylene MR 13 SDWIS / WA5311985 / 2380
2008 p-Dichlorobenzene MR 13 SDWIS / WA5311985 / 2969
2008 1,1-Dichloroethylene MR 13 SDWIS / WA5311985 / 2977
2008 trans-1,2-Dichloroethylene MR 13 SDWIS / WA5311985 / 2979
2008 1,2-Dichloroethane MR 13 SDWIS / WA5311985 / 2980
2008 Carbon tetrachloride MR 13 SDWIS / WA5311985 / 2982
2008 Trichloroethylene MR 13 SDWIS / WA5311985 / 2984
2008 1,1,2-Trichloroethane MR 13 SDWIS / WA5311985 / 2985
2008 Tetrachloroethylene MR 13 SDWIS / WA5311985 / 2987

How REED RANCH ROAD WATER Compares

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

Metric REED RANCH ROAD WATER Washington avg Federal benchmark
Total violations 320 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 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 36 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 REED RANCH ROAD WATER water safe to drink?
REED RANCH ROAD WATER (PWS ID: WA5311985) has 320 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 36 people using Groundwater sources.
How many people does REED RANCH ROAD WATER serve?
REED RANCH ROAD WATER serves 36 people in Maple Valley, Washington. It is a Private-owned system using Groundwater water sources with 14 service connections.
What type of violations does REED RANCH ROAD WATER have?
REED RANCH ROAD WATER has 320 total violations: 1 health-based violations (MCL exceedances or treatment failures), 306 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in REED RANCH ROAD WATER water?
No PFAS testing data is available for REED RANCH ROAD WATER under the EPA's UCMR5 monitoring program.
What water source does REED RANCH ROAD WATER use?
REED RANCH ROAD WATER 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