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CLERMONT WATER SUPPLY

PWS ID: IA3317047 · CLERMONT, Iowa 52135

CLERMONT WATER SUPPLY serves 586 people in CLERMONT, Iowa using Groundwater water sources. It has 159 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CLERMONT WATER SUPPLY

CLERMONT WATER SUPPLY is a local-owned community water system that delivers drinking water to 586 residents in CLERMONT, Iowa (Fayette County) through 316 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 159 total violations for this system , of which 24 (15%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 114 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 48 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Iowa, EPA tracks 1,795 public water systems serving 3,114,444 people, with 138,271 cumulative violations and 27,946 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 77 violations. CLERMONT WATER SUPPLY's 159 violations sit above the Iowa average. Statewide, 127 of 152 UCMR5-tested systems have reported PFAS detections (83.6%). 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
586
Total Violations
159
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
316
County
Fayette
School/Daycare
No
MCL Violations
24
Monitoring Violations
114
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 48 2015
Coliform (TCR) MCL 16 1994
Revised Total Coliform Rule MON 8 2020
Combined Radium (-226 and -228) MCL 8 1996
Nitrate MR 8 2009
Total Haloacetic Acids (HAA5) MR 5 2005
Arsenic MR 4 1993
Barium MR 4 1993
Cadmium MR 4 1993
Chromium MR 4 1993
Fluoride MR 4 1993
Mercury MR 4 1993
Thallium, Total MR 4 1993
Antimony, Total MR 4 1993
Selenium MR 4 1993
Consumer Confidence Rule Other 3 2008
Atrazine MR 3 2002
Combined Radium (-226 and -228) MR 3 2002
Gross Alpha, Excl. Radon and U MR 3 2007

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFEESA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 5/8/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 5/8/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 5/8/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFUnA 5/8/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 5/8/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 5/8/2023 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/8/2023 <9 µg/L 9 µg/L Not Detected
PFMPA 5/8/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/8/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHpS 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 5/8/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/8/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/8/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/8/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/8/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 11/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 11/6/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 11/6/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 11/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 11/6/2023 <9 µg/L 9 µg/L Not Detected
PFBS 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 11/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 11/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 11/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 11/6/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFHxA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 11/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 11/6/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 11/6/2023 <0.003 µg/L 0.003 µg/L Not Detected

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 CLERMONT WATER SUPPLY.

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 IA3317047 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Iowa Drinking Water Authority

Iowa's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find IA regulator via EPA SDWIS

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
2020 Revised Total Coliform Rule MON 8 SDWIS / IA3317047 / 8000
2015 Coliform (TCR) MR 48 SDWIS / IA3317047 / 3100
2009 Nitrate MR 8 SDWIS / IA3317047 / 1040
2008 Consumer Confidence Rule Other 3 SDWIS / IA3317047 / 7000
2007 Gross Alpha, Excl. Radon and U MR 3 SDWIS / IA3317047 / 4000
2005 Total Haloacetic Acids (HAA5) MR 5 SDWIS / IA3317047 / 2456
2002 Atrazine MR 3 SDWIS / IA3317047 / 2050
2002 Combined Radium (-226 and -228) MR 3 SDWIS / IA3317047 / 4010
1996 Combined Radium (-226 and -228) MCL 8 SDWIS / IA3317047 / 4010
1994 Coliform (TCR) MCL 16 SDWIS / IA3317047 / 3100
1993 Arsenic MR 4 SDWIS / IA3317047 / 1005
1993 Barium MR 4 SDWIS / IA3317047 / 1010
1993 Cadmium MR 4 SDWIS / IA3317047 / 1015
1993 Chromium MR 4 SDWIS / IA3317047 / 1020
1993 Fluoride MR 4 SDWIS / IA3317047 / 1025

How CLERMONT WATER SUPPLY Compares

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

Metric CLERMONT WATER SUPPLY Iowa avg Federal benchmark
Total violations 159 77 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 24 15.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 83.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 586 1,735 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,795 regulated public water systems in Iowa.

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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is CLERMONT WATER SUPPLY water safe to drink? ▼
CLERMONT WATER SUPPLY (PWS ID: IA3317047) has 159 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 586 people using Groundwater sources.
How many people does CLERMONT WATER SUPPLY serve? ▼
CLERMONT WATER SUPPLY serves 586 people in CLERMONT, Iowa. It is a Local-owned system using Groundwater water sources with 316 service connections.
What type of violations does CLERMONT WATER SUPPLY have? ▼
CLERMONT WATER SUPPLY has 159 total violations: 24 health-based violations (MCL exceedances or treatment failures), 114 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CLERMONT WATER SUPPLY water? ▼
No. CLERMONT WATER SUPPLY was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does CLERMONT WATER SUPPLY use? ▼
CLERMONT WATER SUPPLY uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial