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Transient Non-Community Water System · PWS MO5031125

Buttermilk Springs Water Assn

Galena, Missouri 65656-0000 - drinking water served from groundwater sources to 50 people, tracked in EPA SDWIS and UCMR5.

50
People served
179
EPA violations
53
Health-based
Untested
UCMR5 result

The verdict

EPA records 179 drinking-water violations at Buttermilk Springs Water Assn, 30% of them health-based - above the Missouri per-system average.

179
Total EPA violations on record
30%
Health-based (MCL / treatment failure)
50
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Buttermilk Springs Water Assn

Buttermilk Springs Water Assn is a private-owned transient non-community water system that delivers drinking water to 50 residents in Galena, Missouri (Stone County) through 21 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 179 total violations for this system , of which 53 (30%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 117 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Groundwater Rule, recorded in 68 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, 71 of 230 UCMR5-tested systems have reported PFAS detections (30.9%).

Buttermilk Springs Water Assn's 179 violations sit above 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
50
Total Violations
179
Health-Based Violations
53
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
21
County
Stone
School/Daycare
No
MCL Violations
38
Monitoring Violations
117
Treatment Tech Violations
15

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule MR 68 2025
Coliform (TCR) MR 45 2013
Coliform (TCR) MCL 38 2012
Groundwater Rule TT 15 2022
Public Notice Other 8 2015
E. COLI MR 4 2011

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 Buttermilk Springs Water Assn.

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 MO5031125 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 Buttermilk Springs Water Assn 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
2025 Groundwater Rule MR 68 SDWIS / MO5031125 / 0700
2022 Groundwater Rule TT 15 SDWIS / MO5031125 / 0700
2015 Public Notice Other 8 SDWIS / MO5031125 / 7500
2013 Coliform (TCR) MR 45 SDWIS / MO5031125 / 3100
2012 Coliform (TCR) MCL 38 SDWIS / MO5031125 / 3100
2011 E. COLI MR 4 SDWIS / MO5031125 / 3014

How Buttermilk Springs Water Assn Compares

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

Metric Buttermilk Springs Water Assn Missouri avg Federal benchmark
Total violations 179 71.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 53 19.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 30.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 50 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 Buttermilk Springs Water Assn water safe to drink? ▼
Buttermilk Springs Water Assn (PWS ID: MO5031125) has 179 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Groundwater sources.
How many people does Buttermilk Springs Water Assn serve? ▼
Buttermilk Springs Water Assn serves 50 people in Galena, Missouri. It is a Private-owned system using Groundwater water sources with 21 service connections.
What type of violations does Buttermilk Springs Water Assn have? ▼
Buttermilk Springs Water Assn has 179 total violations: 53 health-based violations (MCL exceedances or treatment failures), 117 monitoring/reporting violations, and 15 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Buttermilk Springs Water Assn water? ▼
No PFAS testing data is available for Buttermilk Springs Water Assn under the EPA's UCMR5 monitoring program.
What water source does Buttermilk Springs Water Assn use? ▼
Buttermilk Springs Water Assn uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.