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Bear Mountain Water District

PWS ID: WA5307155 · Chelan, Washington 98816

Bear Mountain Water District serves 177 people in Chelan, Washington using Surface Water water sources. It has 108 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Bear Mountain Water District

Bear Mountain Water District is a local-owned community water system that delivers drinking water to 177 residents in Chelan, Washington (Chelan County) through 141 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 108 total violations for this system , of which 2 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 103 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 22 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. Bear Mountain Water District's 108 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
177
Total Violations
108
Health-Based Violations
2
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
141
County
Chelan
School/Daycare
No
MCL Violations
0
Monitoring Violations
103
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 22 2003
Surface Water Treatment Rule MR 9 2000
Arsenic MR 4 2004
Barium MR 4 2004
Chromium MR 4 2004
CYANIDE MR 4 2004
Fluoride MR 4 2004
Nickel MR 4 2004
Selenium MR 4 2004
Thallium, Total MR 4 2004
Lead and Copper Rule MR 4 2006
Beryllium, Total MR 4 2004
Antimony, Total MR 4 2004
Cadmium MR 4 2004
Mercury MR 4 2004
Consumer Confidence Rule Other 3 2016
Surface Water Treatment Rule TT 2 1992
cis-1,2-Dichloroethylene MR 1 2004
Vinyl chloride MR 1 2004
1,1-Dichloroethylene MR 1 2004
trans-1,2-Dichloroethylene MR 1 2004
1,1,1-Trichloroethane MR 1 2004
1,2-Dichloropropane MR 1 2004
1,1,2-Trichloroethane MR 1 2004
Tetrachloroethylene MR 1 2004
CHLOROBENZENE MR 1 2004
Toluene MR 1 2004
1,2-Dichloroethane MR 1 2004
Carbon tetrachloride MR 1 2004
Trichloroethylene MR 1 2004

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 Bear Mountain Water District.

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 WA5307155 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 Bear Mountain Water District 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
2016 Consumer Confidence Rule Other 3 SDWIS / WA5307155 / 7000
2006 Lead and Copper Rule MR 4 SDWIS / WA5307155 / 5000
2004 Arsenic MR 4 SDWIS / WA5307155 / 1005
2004 Barium MR 4 SDWIS / WA5307155 / 1010
2004 Chromium MR 4 SDWIS / WA5307155 / 1020
2004 CYANIDE MR 4 SDWIS / WA5307155 / 1024
2004 Fluoride MR 4 SDWIS / WA5307155 / 1025
2004 Nickel MR 4 SDWIS / WA5307155 / 1036
2004 Selenium MR 4 SDWIS / WA5307155 / 1045
2004 Thallium, Total MR 4 SDWIS / WA5307155 / 1085
2004 Beryllium, Total MR 4 SDWIS / WA5307155 / 1075
2004 Antimony, Total MR 4 SDWIS / WA5307155 / 1074
2004 Cadmium MR 4 SDWIS / WA5307155 / 1015
2004 Mercury MR 4 SDWIS / WA5307155 / 1035
2004 cis-1,2-Dichloroethylene MR 1 SDWIS / WA5307155 / 2380

How Bear Mountain Water District Compares

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

Metric Bear Mountain Water District Washington avg Federal benchmark
Total violations 108 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 177 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 Bear Mountain Water District water safe to drink?
Bear Mountain Water District (PWS ID: WA5307155) has 108 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 177 people using Surface Water sources.
How many people does Bear Mountain Water District serve?
Bear Mountain Water District serves 177 people in Chelan, Washington. It is a Local-owned system using Surface Water water sources with 141 service connections.
What type of violations does Bear Mountain Water District have?
Bear Mountain Water District has 108 total violations: 2 health-based violations (MCL exceedances or treatment failures), 103 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Bear Mountain Water District water?
No PFAS testing data is available for Bear Mountain Water District under the EPA's UCMR5 monitoring program.
What water source does Bear Mountain Water District use?
Bear Mountain Water District uses Surface Water 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