Is MERRIAM WOODS PWS required to publish a Consumer Confidence Report?

Yes. MERRIAM WOODS PWS is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is MERRIAM WOODS PWS’s next Consumer Confidence Report due?

MERRIAM WOODS PWS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

MERRIAM WOODS, MO · Taney County

MERRIAM WOODS PWS Water System

Consumer Confidence Report status

MERRIAM WOODS PWS must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show 1 item for MERRIAM WOODS PWS that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.

System facts

System ID (PWSID): MO5036152
System type: Community Water System
Population served: 1,839
Service connections: 785
Ownership: local government
Water source: groundwater (wells)

MERRIAM WOODS PWS is one of 489 community water systems in Missouri in the 501 to 3,300 people size category, serving 1,839 people from groundwater.

As of August 1, 2026, its federal record holds 46 entries between 2004 and 2025, of which 1 remains open; none are health-based.

Of the 46, 42 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves volatile organic chemicals, inorganic chemicals, and the Stage 2 Disinfectants and Disinfection Byproducts Rule.

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025
Unaddressed
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – December 19, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
July 1, 2022 – November 30, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2019 – January 21, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2019 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2017 – December 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Mercury
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Selenium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Benzene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Toluene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Styrene
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Barium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Chromium
January 1, 2017 – December 31, 2019
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2015 – October 30, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2015 – December 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2015 – December 31, 2015
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2013 – December 31, 2013
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2004 – December 31, 2004
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 1, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Unaddressed
July 1, 2023 – December 19, 2023	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2022 – November 30, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2019 – January 21, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Mercury	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Selenium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Benzene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Toluene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Styrene	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Barium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Chromium	—	Resolved
October 1, 2015 – October 30, 2018	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2013 – December 31, 2013	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is MERRIAM WOODS PWS required to publish a Consumer Confidence Report?: Yes. MERRIAM WOODS PWS is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MERRIAM WOODS PWS’s next Consumer Confidence Report due?: MERRIAM WOODS PWS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MERRIAM WOODS PWS have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show 1 item for MERRIAM WOODS PWS that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

AMOS, ROB

417-561-4341

MERRIAM WOODS, MO 65740-0000