PlainWater

FORREY HEIGHTS

PWS ID: ID4010063 · KUNA, Idaho 83634

FORREY HEIGHTS serves 49 people in KUNA, Idaho using Groundwater water sources. It has 38 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: FORREY HEIGHTS

FORREY HEIGHTS is a private-owned community water system that delivers drinking water to 49 residents in KUNA, Idaho (Ada County) through 20 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 38 total violations for this system , of which 5 (13%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 30 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Arsenic, recorded in 5 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Idaho, EPA tracks 2,005 public water systems serving 1,743,912 people, with 104,850 cumulative violations and 19,965 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 52.3 violations. FORREY HEIGHTS's 38 violations sit below the Idaho average. Statewide, 40 of 60 UCMR5-tested systems have reported PFAS detections (66.7%). 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
49
Total Violations
38
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
20
County
Ada
School/Daycare
No
MCL Violations
5
Monitoring Violations
30
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 5 2009
Groundwater Rule Other 3 2014
Coliform (TCR) MR 3 2006
Arsenic MR 3 2019
Ethylbenzene MR 1 1993
CHLOROBENZENE MR 1 1993
Tetrachloroethylene MR 1 1993
Trichloroethylene MR 1 1993
Xylenes, Total MR 1 1993
Carbon tetrachloride MR 1 1993
1,1-Dichloroethylene MR 1 1993
trans-1,2-Dichloroethylene MR 1 1993
Selenium MR 1 1979
Cadmium MR 1 1979
Barium MR 1 1979
Fluoride MR 1 1979
Nitrate MR 1 1979
Styrene MR 1 1993
cis-1,2-Dichloroethylene MR 1 1993
p-Dichlorobenzene MR 1 1993
o-Dichlorobenzene MR 1 1993
1,2-Dichloroethane MR 1 1993
Benzene MR 1 1993
Toluene MR 1 1993
1,1,1-Trichloroethane MR 1 1993
1,2-Dichloropropane MR 1 1993
Mercury MR 1 1979
Chromium MR 1 1979

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 FORREY HEIGHTS.

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 ID4010063 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Idaho Drinking Water Authority

Idaho'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 ID 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
2019 Arsenic MR 3 SDWIS / ID4010063 / 1005
2014 Groundwater Rule Other 3 SDWIS / ID4010063 / 0700
2009 Arsenic MCL 5 SDWIS / ID4010063 / 1005
2006 Coliform (TCR) MR 3 SDWIS / ID4010063 / 3100
1993 Ethylbenzene MR 1 SDWIS / ID4010063 / 2992
1993 CHLOROBENZENE MR 1 SDWIS / ID4010063 / 2989
1993 Tetrachloroethylene MR 1 SDWIS / ID4010063 / 2987
1993 Trichloroethylene MR 1 SDWIS / ID4010063 / 2984
1993 Xylenes, Total MR 1 SDWIS / ID4010063 / 2955
1993 Carbon tetrachloride MR 1 SDWIS / ID4010063 / 2982
1993 1,1-Dichloroethylene MR 1 SDWIS / ID4010063 / 2977
1993 trans-1,2-Dichloroethylene MR 1 SDWIS / ID4010063 / 2979
1993 Styrene MR 1 SDWIS / ID4010063 / 2996
1993 cis-1,2-Dichloroethylene MR 1 SDWIS / ID4010063 / 2380
1993 p-Dichlorobenzene MR 1 SDWIS / ID4010063 / 2969

How FORREY HEIGHTS Compares

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

Metric FORREY HEIGHTS Idaho avg Federal benchmark
Total violations 38 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 10 Indicates a contaminant exceeded a federal MCL
PFAS detection None 66.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 49 870 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,005 regulated public water systems in Idaho.

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 FORREY HEIGHTS water safe to drink?
FORREY HEIGHTS (PWS ID: ID4010063) has 38 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 49 people using Groundwater sources.
How many people does FORREY HEIGHTS serve?
FORREY HEIGHTS serves 49 people in KUNA, Idaho. It is a Private-owned system using Groundwater water sources with 20 service connections.
What type of violations does FORREY HEIGHTS have?
FORREY HEIGHTS has 38 total violations: 5 health-based violations (MCL exceedances or treatment failures), 30 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in FORREY HEIGHTS water?
No PFAS testing data is available for FORREY HEIGHTS under the EPA's UCMR5 monitoring program.
What water source does FORREY HEIGHTS use?
FORREY HEIGHTS uses Groundwater 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.

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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