LIVERMORE, IA · Humboldt County
LIVERMORE WATER SUPPLY Water System
Consumer Confidence Report status
LIVERMORE WATER SUPPLY 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 open health-based violation for LIVERMORE WATER SUPPLY.
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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.
System facts
- System ID (PWSID)
- IA4647090
- System type
- Community Water System
- Population served
- 383
- Service connections
- 191
- Ownership
- local government
- Water source
- groundwater (wells)
LIVERMORE WATER SUPPLY is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 383 people from groundwater.
As of August 1, 2026, its federal record holds 4 entries between 2012 and 2018, of which 1 health-based item remains open.
Of the 4, 2 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 inorganic chemicals and the Lead and Copper Rule.
Violation history
Monitoring, Regular
—Nitrite
July 1, 2018 – June 30, 2019
ResolvedMonitoring, Regular
—Nitrate
July 1, 2018 – June 30, 2019
ResolvedPublic Education
Health-basedLead and Copper Rule
February 17, 2016
UnaddressedMaximum Contaminant Level Violation, Single Sample
Health-basedArsenic
April 1, 2012 – March 31, 2013
Resolved
Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2018 – June 30, 2019 | Monitoring, Regular | Nitrite | — | Resolved |
| July 1, 2018 – June 30, 2019 | Monitoring, Regular | Nitrate | — | Resolved |
| February 17, 2016 | Public Education | Lead and Copper Rule | Health-based | Unaddressed |
| April 1, 2012 – March 31, 2013 | Maximum Contaminant Level Violation, Single Sample | Arsenic | Health-based | Resolved |
Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet
Enforcement actions
- February 5, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
- January 21, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
Common questions
Is LIVERMORE WATER SUPPLY required to publish a Consumer Confidence Report?
- Yes. LIVERMORE WATER SUPPLY 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 LIVERMORE WATER SUPPLY’s next Consumer Confidence Report due?
- LIVERMORE WATER SUPPLY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does LIVERMORE WATER SUPPLY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 1 open health-based violation for LIVERMORE WATER SUPPLY.
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
LIVERMORE WATER SUPPLY
515-379-1074
LIVERMORE, IA 50558