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HAZLETON WATER SUPPLY

PWS ID: IA1031044 · JESUP, Iowa 50648

HAZLETON WATER SUPPLY serves 713 people in JESUP, Iowa using Groundwater water sources. It has 149 recorded EPA violations, including 15 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: HAZLETON WATER SUPPLY

HAZLETON WATER SUPPLY is a local-owned community water system that delivers drinking water to 713 residents in JESUP, Iowa (Buchanan County) through 338 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 149 total violations for this system , of which 15 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 129 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 15 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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. HAZLETON WATER SUPPLY's 149 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
713
Total Violations
149
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
338
County
Buchanan
School/Daycare
No
MCL Violations
15
Monitoring Violations
129
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 15 1996
Coliform (TCR) MR 4 1997
LASSO MR 4 2018
Di(2-ethylhexyl) adipate MR 4 2018
Pentachlorophenol MR 4 2018
Picloram MR 4 2018
Simazine MR 4 2018
Diquat MR 4 2018
Benzene MR 4 2018
o-Dichlorobenzene MR 4 2018
p-Dichlorobenzene MR 4 2018
1,1-Dichloroethylene MR 4 2018
trans-1,2-Dichloroethylene MR 4 2018
DICHLOROMETHANE MR 4 2018
1,2-Dichloropropane MR 4 2018
Ethylbenzene MR 4 2018
Toluene MR 4 2018
1,1,2-Trichloroethane MR 4 2018
Trichloroethylene MR 4 2018
Vinyl chloride MR 4 2018
cis-1,2-Dichloroethylene MR 4 2018
Tetrachloroethylene MR 4 2018
Styrene MR 4 2018
Di(2-ethylhexyl) phthalate MR 4 2018
Glyphosate MR 4 2018
CHLOROBENZENE MR 4 2018
Xylenes, Total MR 4 2018
1,1,1-Trichloroethane MR 4 2018
Atrazine MR 4 2018
1,2-Dichloroethane MR 4 2018

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 HAZLETON 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 IA1031044 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
2024 Lead and Copper Rule MR 1 SDWIS / IA1031044 / 5000
2018 LASSO MR 4 SDWIS / IA1031044 / 2051
2018 Di(2-ethylhexyl) adipate MR 4 SDWIS / IA1031044 / 2035
2018 Pentachlorophenol MR 4 SDWIS / IA1031044 / 2326
2018 Picloram MR 4 SDWIS / IA1031044 / 2040
2018 Simazine MR 4 SDWIS / IA1031044 / 2037
2018 Diquat MR 4 SDWIS / IA1031044 / 2032
2018 Benzene MR 4 SDWIS / IA1031044 / 2990
2018 o-Dichlorobenzene MR 4 SDWIS / IA1031044 / 2968
2018 p-Dichlorobenzene MR 4 SDWIS / IA1031044 / 2969
2018 1,1-Dichloroethylene MR 4 SDWIS / IA1031044 / 2977
2018 trans-1,2-Dichloroethylene MR 4 SDWIS / IA1031044 / 2979
2018 DICHLOROMETHANE MR 4 SDWIS / IA1031044 / 2964
2018 1,2-Dichloropropane MR 4 SDWIS / IA1031044 / 2983
2018 Ethylbenzene MR 4 SDWIS / IA1031044 / 2992

How HAZLETON WATER SUPPLY Compares

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

Metric HAZLETON WATER SUPPLY Iowa avg Federal benchmark
Total violations 149 77 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 15 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 713 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 HAZLETON WATER SUPPLY water safe to drink? ▼
HAZLETON WATER SUPPLY (PWS ID: IA1031044) has 149 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 713 people using Groundwater sources.
How many people does HAZLETON WATER SUPPLY serve? ▼
HAZLETON WATER SUPPLY serves 713 people in JESUP, Iowa. It is a Local-owned system using Groundwater water sources with 338 service connections.
What type of violations does HAZLETON WATER SUPPLY have? ▼
HAZLETON WATER SUPPLY has 149 total violations: 15 health-based violations (MCL exceedances or treatment failures), 129 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in HAZLETON WATER SUPPLY water? ▼
No PFAS testing data is available for HAZLETON WATER SUPPLY under the EPA's UCMR5 monitoring program.
What water source does HAZLETON WATER SUPPLY use? ▼
HAZLETON 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. This data is provided for informational purposes only.

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

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