Public Water Partners

PACIFIC, MO · Jefferson County

BLOCK SIX WATER ASSN Water System

Consumer Confidence Report status

BLOCK SIX WATER ASSN 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 no open violations for BLOCK SIX WATER ASSN.

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)
MO6036207
System type
Community Water System
Population served
50
Service connections
24
Ownership
privately owned
Water source
groundwater (wells)

BLOCK SIX WATER ASSN is one of 1,412 community water systems in Missouri in the 500 or fewer people size category, serving 50 people from groundwater.

As of August 1, 2026, its federal record holds 1 entry in 2004, all of which EPA lists as closed. Nothing has been added since 2004.

None of the 1 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Total Coliform Rules.

Violation history

  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 2004 – August 31, 2004

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is BLOCK SIX WATER ASSN required to publish a Consumer Confidence Report?

Yes. BLOCK SIX WATER ASSN 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 BLOCK SIX WATER ASSN’s next Consumer Confidence Report due?

BLOCK SIX WATER ASSN’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does BLOCK SIX WATER ASSN have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for BLOCK SIX WATER ASSN.

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

HARRISON, CAROL

636-299-2716

PACIFIC, MO 63069-0000