Non-Transient Non-Community Water System · PWS MO5180614

Ajinomoto Foods North America

Carthage, Missouri 64836-0000 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

Compiled by PlainWater Editorial, Drinking Water Quality Editorial Team · May 15, 2026

150
People served: 50
EPA violations: 0
Health-based: Untested
UCMR5 result

The verdict

EPA records 50 drinking-water violations at Ajinomoto Foods North America - below the Missouri per-system average.

50
Total EPA violations on record: 0%
Health-based (MCL / treatment failure): 150
People served by this system: N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Ajinomoto Foods North America

Ajinomoto Foods North America is a private-owned non-transient non-community water system that delivers drinking water to 150 residents in Carthage, Missouri (Jasper County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 50 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 48 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 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 Missouri, EPA tracks 2,823 public water systems serving 5,855,885 people, with 201,695 cumulative violations and 54,821 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 71.4 violations. Statewide, 162 of 230 UCMR5-tested systems have reported PFAS detections (70.4%).

Ajinomoto Foods North America's 50 violations sit below the Missouri average.

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

150

Total Violations

Health-Based Violations

Water Source

Groundwater

System Details

System Type: Non-Transient Non-Community
Owner Type: Private
Connections: 2
County: Jasper
School/Daycare: No
MCL Violations: 0
Monitoring Violations: 48
Treatment Tech Violations: 0

Violation History

Contaminant violations recorded by EPA.

Contaminant	Category	Count	Latest
Coliform (TCR)	MR	15	2006
cis-1,2-Dichloroethylene	MR	1	2001
Xylenes, Total	MR	1	2001
1,1-Dichloroethylene	MR	1	2001
1,1,1-Trichloroethane	MR	1	2001
Carbon tetrachloride	MR	1	2001
1,2-Dichloropropane	MR	1	2001
1,1,2-Trichloroethane	MR	1	2001
Barium	MR	1	2001
Cadmium	MR	1	2001
CYANIDE	MR	1	2001
Fluoride	MR	1	2001
Mercury	MR	1	2001
Selenium	MR	1	2001
LEAD AND COPPER RULE REVISIONS	RPT	1	2024
Lead and Copper Rule	MR	1	1996
CHLOROBENZENE	MR	1	2001
Thallium, Total	MR	1	2001
DICHLOROMETHANE	MR	1	2001
Styrene	MR	1	2001
1,2-Dichloroethane	MR	1	2001
p-Dichlorobenzene	MR	1	2001
Nickel	MR	1	2001
Ethylbenzene	MR	1	2001
Beryllium, Total	MR	1	2001
Benzene	MR	1	2001
Vinyl chloride	MR	1	2001
Chromium	MR	1	2001
Trichloroethylene	MR	1	2001
1,2,4-Trichlorobenzene	MR	1	2001

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 Ajinomoto Foods North America.

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 MO5180614 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Missouri Drinking Water Authority

Missouri DNR, Public Drinking Water Branch is the primacy agency that licenses and inspects Ajinomoto Foods North America under EPA-delegated authority.

Open MO regulator portal

Source: Missouri DNR, Public Drinking Water Branch

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
2024	LEAD AND COPPER RULE REVISIONS	RPT	1	SDWIS / MO5180614 / 5200
2006	Coliform (TCR)	MR	15	SDWIS / MO5180614 / 3100
2001	cis-1,2-Dichloroethylene	MR	1	SDWIS / MO5180614 / 2380
2001	Xylenes, Total	MR	1	SDWIS / MO5180614 / 2955
2001	1,1-Dichloroethylene	MR	1	SDWIS / MO5180614 / 2977
2001	1,1,1-Trichloroethane	MR	1	SDWIS / MO5180614 / 2981
2001	Carbon tetrachloride	MR	1	SDWIS / MO5180614 / 2982
2001	1,2-Dichloropropane	MR	1	SDWIS / MO5180614 / 2983
2001	1,1,2-Trichloroethane	MR	1	SDWIS / MO5180614 / 2985
2001	Barium	MR	1	SDWIS / MO5180614 / 1010
2001	Cadmium	MR	1	SDWIS / MO5180614 / 1015
2001	CYANIDE	MR	1	SDWIS / MO5180614 / 1024
2001	Fluoride	MR	1	SDWIS / MO5180614 / 1025
2001	Mercury	MR	1	SDWIS / MO5180614 / 1035
2001	Selenium	MR	1	SDWIS / MO5180614 / 1045

How Ajinomoto Foods North America Compares

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

Metric	Ajinomoto Foods North America	Missouri avg	Federal benchmark
Total violations	50	71.4	SDWA compliance, any non-zero count is a recorded breach
Health-based violations	0	19.4	Indicates a contaminant exceeded a federal MCL
PFAS detection	None	70.4%	EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served	150	2,074	Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,823 regulated public water systems in Missouri.

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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N)	10 mg/L	Acute health risk for infants

Frequently Asked Questions

Is Ajinomoto Foods North America water safe to drink? ▼

Ajinomoto Foods North America (PWS ID: MO5180614) has 50 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.

How many people does Ajinomoto Foods North America serve? ▼

Ajinomoto Foods North America serves 150 people in Carthage, Missouri. It is a Private-owned system using Groundwater water sources with 2 service connections.

What type of violations does Ajinomoto Foods North America have? ▼

Ajinomoto Foods North America has 50 total violations: 0 health-based violations (MCL exceedances or treatment failures), 48 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Has PFAS been detected in Ajinomoto Foods North America water? ▼

No PFAS testing data is available for Ajinomoto Foods North America under the EPA's UCMR5 monitoring program.

What water source does Ajinomoto Foods North America use? ▼

Ajinomoto Foods North America 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.

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.

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 system's figures are rendered directly from 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.