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Community Water System · PWS IA3100606

Spring Valley Park

Dubuque, Iowa 52003 - drinking water served from groundwater sources to 180 people, tracked in EPA SDWIS and UCMR5.

180
People served
96
EPA violations
31
Health-based
Untested
UCMR5 result

The verdict

EPA records 96 drinking-water violations at Spring Valley Park, 32% of them health-based - above the Iowa per-system average.

96
Total EPA violations on record
32%
Health-based (MCL / treatment failure)
180
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Spring Valley Park

Spring Valley Park is a private-owned community water system that delivers drinking water to 180 residents in Dubuque, Iowa (Dubuque County) through 72 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 96 total violations for this system , of which 31 (32%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 31 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 31 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. Statewide, 127 of 152 UCMR5-tested systems have reported PFAS detections (83.6%).

Spring Valley Park's 96 violations sit above the Iowa 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
180
Total Violations
96
Health-Based Violations
31
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
72
County
Dubuque
School/Daycare
No
MCL Violations
31
Monitoring Violations
31
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 31 2006
Gross Alpha, Excl. Radon and U MR 6 1984
Coliform (TCR) MR 6 1993
Revised Total Coliform Rule MON 4 2022
Di(2-ethylhexyl) adipate MR 3 1996
Di(2-ethylhexyl) phthalate MR 3 1996
Consumer Confidence Rule Other 3 1999
Selenium MR 1 1980
Cadmium MR 1 1980
Fluoride MR 1 1980
Combined Radium (-226 and -228) MR 1 1980
Chromium MR 1 1980
Mercury MR 1 1980
Arsenic MR 1 1980
Barium MR 1 1980
Nitrate MR 1 1980

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 Spring Valley Park.

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 IA3100606 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
2022 Revised Total Coliform Rule MON 4 SDWIS / IA3100606 / 8000
2006 Coliform (TCR) MCL 31 SDWIS / IA3100606 / 3100
1999 Consumer Confidence Rule Other 3 SDWIS / IA3100606 / 7000
1996 Di(2-ethylhexyl) adipate MR 3 SDWIS / IA3100606 / 2035
1996 Di(2-ethylhexyl) phthalate MR 3 SDWIS / IA3100606 / 2039
1993 Coliform (TCR) MR 6 SDWIS / IA3100606 / 3100
1984 Gross Alpha, Excl. Radon and U MR 6 SDWIS / IA3100606 / 4000
1980 Selenium MR 1 SDWIS / IA3100606 / 1045
1980 Cadmium MR 1 SDWIS / IA3100606 / 1015
1980 Fluoride MR 1 SDWIS / IA3100606 / 1025
1980 Combined Radium (-226 and -228) MR 1 SDWIS / IA3100606 / 4010
1980 Chromium MR 1 SDWIS / IA3100606 / 1020
1980 Mercury MR 1 SDWIS / IA3100606 / 1035
1980 Arsenic MR 1 SDWIS / IA3100606 / 1005
1980 Barium MR 1 SDWIS / IA3100606 / 1010

How Spring Valley Park Compares

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

Metric Spring Valley Park Iowa avg Federal benchmark
Total violations 96 77 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 31 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 180 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 (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 Spring Valley Park water safe to drink? ▼
Spring Valley Park (PWS ID: IA3100606) has 96 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 180 people using Groundwater sources.
How many people does Spring Valley Park serve? ▼
Spring Valley Park serves 180 people in Dubuque, Iowa. It is a Private-owned system using Groundwater water sources with 72 service connections.
What type of violations does Spring Valley Park have? ▼
Spring Valley Park has 96 total violations: 31 health-based violations (MCL exceedances or treatment failures), 31 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Spring Valley Park water? ▼
No PFAS testing data is available for Spring Valley Park under the EPA's UCMR5 monitoring program.
What water source does Spring Valley Park use? ▼
Spring Valley Park 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.
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.