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County 10065 County, 10

Water Systems
7
Population Served
3,673
Total Violations
2,308
99 health-based
PFAS Detected
0
of 0 tested

Violation Analysis

100.0%
Systems with Violations
329.7
Avg Violations per System
4.3%
Health-Based Violations

Water Source Types

GW
7 systems (100%)

Compliance Snapshot

County 10065 10 water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (7)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Mistequa Casino 2,070 674 -
Wellpinit 525 608 -
Wellpinit School 473 306 -
Simnasho Schoolie 350 335 -
Sidwalter 130 112 -
Bia Celilo Village 75 260 -
Celilo Tfas 50 13 -

Other Counties in 10

County 10061 County
12 systems · 44,469 served · 1,960 violations
County 10077 County
35 systems · 12,671 served · 5,257 violations
County 10009 County
11 systems · 9,972 served · 1,994 violations
County 10033 County
2 systems · 6,050 served · 178 violations
County 10067 County
5 systems · 5,920 served · 1,750 violations
County 10019 County
11 systems · 5,280 served · 3,295 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in County 10065 County? ▼
County 10065 County has 2,308 total drinking water violations across 7 water systems, of which 99 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from County 10065 County systems? ▼
Water systems in County 10065 County serve approximately 3,673 people through 7 public water systems.
Has PFAS been detected in County 10065 County water? ▼
No PFAS testing data is available for water systems in County 10065 County.
What types of water sources supply County 10065 County? ▼
Water systems in County 10065 County use GW (7 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 4.3% of County 10065 County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.