PlainWater

BANKS WATER DEPARTMENT

PWS ID: OR4100076 · BANKS, Oregon 97106

BANKS WATER DEPARTMENT serves 2,070 people in BANKS, Oregon using Surface Water water sources. It has 230 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BANKS WATER DEPARTMENT

BANKS WATER DEPARTMENT is a local-owned community water system that delivers drinking water to 2,070 residents in BANKS, Oregon (Washington County) through 720 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 230 total violations for this system , of which 5 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 214 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 58 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 Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 82.1 violations. BANKS WATER DEPARTMENT's 230 violations sit above the Oregon average. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%). 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
2,070
Total Violations
230
Health-Based Violations
5
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
720
County
Washington
School/Daycare
No
MCL Violations
0
Monitoring Violations
214
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 58 2023
Nitrate MR 8 2004
Surface Water Treatment Rule TT 5 2022
Arsenic MR 5 2006
DICHLOROMETHANE MR 5 2006
o-Dichlorobenzene MR 5 2006
p-Dichlorobenzene MR 5 2006
1,2-Dichloroethane MR 5 2006
Carbon tetrachloride MR 5 2006
Tetrachloroethylene MR 5 2006
CHLOROBENZENE MR 5 2006
Benzene MR 5 2006
Ethylbenzene MR 5 2006
Styrene MR 5 2006
1,2,4-Trichlorobenzene MR 5 2006
cis-1,2-Dichloroethylene MR 5 2006
Vinyl chloride MR 5 2006
1,1-Dichloroethylene MR 5 2006
1,2-Dichloropropane MR 5 2006
Trichloroethylene MR 5 2006
Xylenes, Total MR 5 2006
trans-1,2-Dichloroethylene MR 5 2006
1,1,2-Trichloroethane MR 5 2006
Toluene MR 5 2006
1,1,1-Trichloroethane MR 5 2006
Lead and Copper Rule MR 3 2005
Coliform (TCR) MR 3 2009
Consumer Confidence Rule Other 2 2003
BHC-GAMMA MR 1 2002
Toxaphene MR 1 2002

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 BANKS WATER DEPARTMENT.

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 OR4100076 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find OR regulator via EPA SDWIS

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
2023 Surface Water Treatment Rule MR 58 SDWIS / OR4100076 / 0200
2023 Interim Enhanced Surface Water Treatment Rule MR 1 SDWIS / OR4100076 / 0300
2022 Surface Water Treatment Rule TT 5 SDWIS / OR4100076 / 0200
2009 Coliform (TCR) MR 3 SDWIS / OR4100076 / 3100
2006 Arsenic MR 5 SDWIS / OR4100076 / 1005
2006 DICHLOROMETHANE MR 5 SDWIS / OR4100076 / 2964
2006 o-Dichlorobenzene MR 5 SDWIS / OR4100076 / 2968
2006 p-Dichlorobenzene MR 5 SDWIS / OR4100076 / 2969
2006 1,2-Dichloroethane MR 5 SDWIS / OR4100076 / 2980
2006 Carbon tetrachloride MR 5 SDWIS / OR4100076 / 2982
2006 Tetrachloroethylene MR 5 SDWIS / OR4100076 / 2987
2006 CHLOROBENZENE MR 5 SDWIS / OR4100076 / 2989
2006 Benzene MR 5 SDWIS / OR4100076 / 2990
2006 Ethylbenzene MR 5 SDWIS / OR4100076 / 2992
2006 Styrene MR 5 SDWIS / OR4100076 / 2996

How BANKS WATER DEPARTMENT Compares

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

Metric BANKS WATER DEPARTMENT Oregon avg Federal benchmark
Total violations 230 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 8.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,070 1,591 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

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 BANKS WATER DEPARTMENT water safe to drink?
BANKS WATER DEPARTMENT (PWS ID: OR4100076) has 230 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,070 people using Surface Water sources.
How many people does BANKS WATER DEPARTMENT serve?
BANKS WATER DEPARTMENT serves 2,070 people in BANKS, Oregon. It is a Local-owned system using Surface Water water sources with 720 service connections.
What type of violations does BANKS WATER DEPARTMENT have?
BANKS WATER DEPARTMENT has 230 total violations: 5 health-based violations (MCL exceedances or treatment failures), 214 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in BANKS WATER DEPARTMENT water?
No PFAS testing data is available for BANKS WATER DEPARTMENT under the EPA's UCMR5 monitoring program.
What water source does BANKS WATER DEPARTMENT use?
BANKS WATER DEPARTMENT 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