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SIMPLOT POTATO

PWS ID: ID3140174 · CALDWELL, Idaho 83606

SIMPLOT POTATO serves 450 people in CALDWELL, Idaho using Groundwater water sources. It has 112 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SIMPLOT POTATO

SIMPLOT POTATO is a private-owned non-transient non-community water system that delivers drinking water to 450 residents in CALDWELL, Idaho (Canyon County) through 10 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 112 total violations for this system , of which 7 (6%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 104 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 14 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 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. SIMPLOT POTATO's 112 violations sit above 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
450
Total Violations
112
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
10
County
Canyon
School/Daycare
No
MCL Violations
3
Monitoring Violations
104
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 14 2014
Lead and Copper Rule MR 13 1998
Lead TT 4 1998
Coliform (TCR) MCL 3 2013
Nitrate MR 3 1999
Chlordane MR 2 1993
Heptachlor MR 2 1993
BHC-GAMMA MR 2 1993
Methoxychlor MR 2 1993
2,4-D MR 2 1993
2,4,5-TP MR 2 1993
Carbofuran MR 2 1993
Carbon tetrachloride MR 2 1993
1,2-Dichloroethane MR 2 1993
o-Dichlorobenzene MR 2 1993
p-Dichlorobenzene MR 2 1993
Ethylbenzene MR 2 1993
Tetrachloroethylene MR 2 1993
Trichloroethylene MR 2 1993
Toluene MR 2 1993
Di(2-ethylhexyl) phthalate MR 2 1996
1,2-DIBROMO-3-CHLOROPROPANE MR 2 1993
LASSO MR 2 1993
Heptachlor epoxide MR 2 1993
1,2-Dichloropropane MR 2 1993
Styrene MR 2 1993
CHLOROBENZENE MR 2 1993
Toxaphene MR 2 1993
cis-1,2-Dichloroethylene MR 2 1993
Pentachlorophenol MR 2 1993

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 SIMPLOT POTATO.

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 ID3140174 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
2014 Coliform (TCR) MR 14 SDWIS / ID3140174 / 3100
2014 Total Haloacetic Acids (HAA5) MR 2 SDWIS / ID3140174 / 2456
2013 Coliform (TCR) MCL 3 SDWIS / ID3140174 / 3100
1999 Nitrate MR 3 SDWIS / ID3140174 / 1040
1998 Lead and Copper Rule MR 13 SDWIS / ID3140174 / 5000
1998 Lead TT 4 SDWIS / ID3140174 / 1030
1996 Di(2-ethylhexyl) phthalate MR 2 SDWIS / ID3140174 / 2039
1993 Chlordane MR 2 SDWIS / ID3140174 / 2959
1993 Heptachlor MR 2 SDWIS / ID3140174 / 2065
1993 BHC-GAMMA MR 2 SDWIS / ID3140174 / 2010
1993 Methoxychlor MR 2 SDWIS / ID3140174 / 2015
1993 2,4-D MR 2 SDWIS / ID3140174 / 2105
1993 2,4,5-TP MR 2 SDWIS / ID3140174 / 2110
1993 Carbofuran MR 2 SDWIS / ID3140174 / 2046
1993 Carbon tetrachloride MR 2 SDWIS / ID3140174 / 2982

How SIMPLOT POTATO Compares

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

Metric SIMPLOT POTATO Idaho avg Federal benchmark
Total violations 112 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 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 450 870 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 SIMPLOT POTATO water safe to drink? ▼
SIMPLOT POTATO (PWS ID: ID3140174) has 112 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 450 people using Groundwater sources.
How many people does SIMPLOT POTATO serve? ▼
SIMPLOT POTATO serves 450 people in CALDWELL, Idaho. It is a Private-owned system using Groundwater water sources with 10 service connections.
What type of violations does SIMPLOT POTATO have? ▼
SIMPLOT POTATO has 112 total violations: 7 health-based violations (MCL exceedances or treatment failures), 104 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SIMPLOT POTATO water? ▼
No PFAS testing data is available for SIMPLOT POTATO under the EPA's UCMR5 monitoring program.
What water source does SIMPLOT POTATO use? ▼
SIMPLOT POTATO 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.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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

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