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County 09019 County, 09

Water Systems
29
Population Served
26,556
Total Violations
2,067
254 health-based
PFAS Detected
2
of 3 tested

Violation Analysis

100.0%
Systems with Violations
71.3
Avg Violations per System
12.3%
Health-Based Violations

Water Source Types

GW
27 systems (93%)
SW
2 systems (7%)

PFAS Contamination

3
Systems Tested
2
PFAS Detected
66.7%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

County 09019 09 water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (29)

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
Table Mountain Rancheria 10,675 144 Clean
Sells Intertie 4,000 47 Clean
Greater Santa Rosa Regional 1,623 49 -
San Xavier West 1,511 45 -
Topawa Intertie 1,318 17 -
Vaya Chin Intertie 1,151 15 Clean
Mission View Mobile Home Park (Tucson Water Consec 1,125 3 -
Covered Wells Regional 538 23 -
Yerington (Campbell Ranch) 512 288 -
Pisinemo Intertie 472 42 -
Kerwo Intertie 441 41 -
Big Sandy Rancheria 408 425 -
San Xavier Ord (East) 390 42 -
Desert Diamond Why 362 45 -
Little Tucson 328 48 -
Kitt Peak National Observatory 247 97 -
Comobabi Intertie 240 49 -
Cold Springs Main 209 219 -
Santa Rosa Ranch Intertie 165 15 -
San Pedro 135 12 -
Vamori 125 41 -
Cowlic 120 9 -
Fresnal 105 36 -
Ventana 80 10 -
Charco 27 70 39 -
New Fields 67 13 -
Queens Well 64 16 -
Gunsight (Schuchuligk) 40 15 -
Cold Springs Subdivision 35 222 -

Other Counties in 09

County 09013 County
23 systems · 114,768 served · 2,232 violations
County 09017 County
18 systems · 47,180 served · 4,330 violations
County 09073 County
10 systems · 41,233 served · 1,205 violations
County 09031 County
23 systems · 19,530 served · 2,193 violations
County 09061 County
1 systems · 18,007 served · 10 violations
County 09025 County
9 systems · 14,489 served · 1,501 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in County 09019 County? ▼
County 09019 County has 2,067 total drinking water violations across 29 water systems, of which 254 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from County 09019 County systems? ▼
Water systems in County 09019 County serve approximately 26,556 people through 29 public water systems.
Has PFAS been detected in County 09019 County water? ▼
Of 3 water systems tested for PFAS in County 09019 County, 2 had PFAS detected (66.7% detection rate).
What types of water sources supply County 09019 County? ▼
Water systems in County 09019 County use GW (27 systems), SW (2 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. 12.3% of County 09019 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.