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CLEARWATER RIVER CASINO & RESORT

PWS ID: 101600016 · LEWISTON, 10 83501

CLEARWATER RIVER CASINO & RESORT serves 650 people in LEWISTON, 10 using Groundwater water sources. It has 271 recorded EPA violations, including 19 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CLEARWATER RIVER CASINO & RESORT

CLEARWATER RIVER CASINO & RESORT is a native american-owned non-transient non-community water system that delivers drinking water to 650 residents in LEWISTON, 10 through 4 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 271 total violations for this system , of which 19 (7%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 249 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 Coliform (TCR), 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 10, EPA tracks 158 public water systems serving 142,574 people, with 31,953 cumulative violations and 1,055 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 202.2 violations. CLEARWATER RIVER CASINO & RESORT's 271 violations sit above the 10 average. Statewide, 2 of 10 UCMR5-tested systems have reported PFAS detections (20%). 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
650
Total Violations
271
Health-Based Violations
19
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Native American
Connections
4
School/Daycare
No
MCL Violations
0
Monitoring Violations
249
Treatment Tech Violations
19

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 31 2016
Revised Total Coliform Rule MON 19 2023
Groundwater Rule TT 19 2019
Nitrate MR 11 2019
Chlorine MR 11 2017
Lead and Copper Rule MR 5 2020
CYANIDE MR 5 2017
TTHM MR 4 2017
Total Haloacetic Acids (HAA5) MR 4 2017
2,3,7,8-TCDD MR 3 2020
DICHLOROMETHANE MR 3 2017
o-Dichlorobenzene MR 3 2017
p-Dichlorobenzene MR 3 2017
Vinyl chloride MR 3 2017
1,1-Dichloroethylene MR 3 2017
trans-1,2-Dichloroethylene MR 3 2017
1,1,1-Trichloroethane MR 3 2017
Carbon tetrachloride MR 3 2017
Tetrachloroethylene MR 3 2017
Trichloroethylene MR 3 2017
1,1,2-Trichloroethane MR 3 2017
CHLOROBENZENE MR 3 2017
Benzene MR 3 2017
Toluene MR 3 2017
Ethylbenzene MR 3 2017
Cadmium MR 3 2017
Chromium MR 3 2017
Fluoride MR 3 2017
Mercury MR 3 2017
Beryllium, Total MR 3 2017

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 CLEARWATER RIVER CASINO & RESORT.

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 101600016 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

10 Drinking Water Authority

10'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 10 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 Revised Total Coliform Rule MON 19 SDWIS / 101600016 / 8000
2021 Revised Total Coliform Rule RPT 2 SDWIS / 101600016 / 8000
2020 Lead and Copper Rule MR 5 SDWIS / 101600016 / 5000
2020 2,3,7,8-TCDD MR 3 SDWIS / 101600016 / 2063
2019 Groundwater Rule TT 19 SDWIS / 101600016 / 0700
2019 Nitrate MR 11 SDWIS / 101600016 / 1040
2017 Chlorine MR 11 SDWIS / 101600016 / 0999
2017 CYANIDE MR 5 SDWIS / 101600016 / 1024
2017 TTHM MR 4 SDWIS / 101600016 / 2950
2017 Total Haloacetic Acids (HAA5) MR 4 SDWIS / 101600016 / 2456
2017 DICHLOROMETHANE MR 3 SDWIS / 101600016 / 2964
2017 o-Dichlorobenzene MR 3 SDWIS / 101600016 / 2968
2017 p-Dichlorobenzene MR 3 SDWIS / 101600016 / 2969
2017 Vinyl chloride MR 3 SDWIS / 101600016 / 2976
2017 1,1-Dichloroethylene MR 3 SDWIS / 101600016 / 2977

How CLEARWATER RIVER CASINO & RESORT Compares

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

Metric CLEARWATER RIVER CASINO & RESORT 10 avg Federal benchmark
Total violations 271 202.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 19 6.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 20% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 650 902 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 158 regulated public water systems in 10.

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 CLEARWATER RIVER CASINO & RESORT water safe to drink?
CLEARWATER RIVER CASINO & RESORT (PWS ID: 101600016) has 271 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 650 people using Groundwater sources.
How many people does CLEARWATER RIVER CASINO & RESORT serve?
CLEARWATER RIVER CASINO & RESORT serves 650 people in LEWISTON, 10. It is a Native American-owned system using Groundwater water sources with 4 service connections.
What type of violations does CLEARWATER RIVER CASINO & RESORT have?
CLEARWATER RIVER CASINO & RESORT has 271 total violations: 19 health-based violations (MCL exceedances or treatment failures), 249 monitoring/reporting violations, and 19 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CLEARWATER RIVER CASINO & RESORT water?
No PFAS testing data is available for CLEARWATER RIVER CASINO & RESORT under the EPA's UCMR5 monitoring program.
What water source does CLEARWATER RIVER CASINO & RESORT use?
CLEARWATER RIVER CASINO & RESORT uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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