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Community Water System · PWS IA2900626

Timberline Estates, Ltd.

West Burlington, Iowa 52655 - drinking water served from groundwater sources to 712 people, tracked in EPA SDWIS and UCMR5.

712
People served
61
EPA violations
17
Health-based
Untested
UCMR5 result

The verdict

EPA records 61 drinking-water violations at Timberline Estates, Ltd., 28% of them health-based - below the Iowa per-system average.

61
Total EPA violations on record
28%
Health-based (MCL / treatment failure)
712
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Timberline Estates, Ltd.

Timberline Estates, Ltd. is a private-owned community water system that delivers drinking water to 712 residents in West Burlington, Iowa (Des Moines County) through 282 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 61 total violations for this system , of which 17 (28%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 13 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 11 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%).

Timberline Estates, Ltd.'s 61 violations sit below 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
712
Total Violations
61
Health-Based Violations
17
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
282
County
Des Moines
School/Daycare
No
MCL Violations
17
Monitoring Violations
13
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 11 1985
Coliform (TCR) MCL 4 2009
Coliform (TCR) MR 3 1995
Fluoride MCL 2 1984
Barium MR 1 1980
Gross Alpha, Excl. Radon and U MR 1 1980
Nitrate MR 1 1980
Combined Radium (-226 and -228) MR 1 1980
Arsenic MR 1 1980
Mercury MR 1 1980
Chromium MR 1 1980
Selenium MR 1 1980
Cadmium MR 1 1980
Fluoride 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 Timberline Estates, Ltd..

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 IA2900626 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
2009 Coliform (TCR) MCL 4 SDWIS / IA2900626 / 3100
1995 Coliform (TCR) MR 3 SDWIS / IA2900626 / 3100
1985 Combined Radium (-226 and -228) MCL 11 SDWIS / IA2900626 / 4010
1984 Fluoride MCL 2 SDWIS / IA2900626 / 1025
1980 Barium MR 1 SDWIS / IA2900626 / 1010
1980 Gross Alpha, Excl. Radon and U MR 1 SDWIS / IA2900626 / 4000
1980 Nitrate MR 1 SDWIS / IA2900626 / 1040
1980 Combined Radium (-226 and -228) MR 1 SDWIS / IA2900626 / 4010
1980 Arsenic MR 1 SDWIS / IA2900626 / 1005
1980 Mercury MR 1 SDWIS / IA2900626 / 1035
1980 Chromium MR 1 SDWIS / IA2900626 / 1020
1980 Selenium MR 1 SDWIS / IA2900626 / 1045
1980 Cadmium MR 1 SDWIS / IA2900626 / 1015
1980 Fluoride MR 1 SDWIS / IA2900626 / 1025

How Timberline Estates, Ltd. Compares

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

Metric Timberline Estates, Ltd. Iowa avg Federal benchmark
Total violations 61 77 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 17 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 712 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 Timberline Estates, Ltd. water safe to drink? ▼
Timberline Estates, Ltd. (PWS ID: IA2900626) has 61 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 712 people using Groundwater sources.
How many people does Timberline Estates, Ltd. serve? ▼
Timberline Estates, Ltd. serves 712 people in West Burlington, Iowa. It is a Private-owned system using Groundwater water sources with 282 service connections.
What type of violations does Timberline Estates, Ltd. have? ▼
Timberline Estates, Ltd. has 61 total violations: 17 health-based violations (MCL exceedances or treatment failures), 13 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Timberline Estates, Ltd. water? ▼
No PFAS testing data is available for Timberline Estates, Ltd. under the EPA's UCMR5 monitoring program.
What water source does Timberline Estates, Ltd. use? ▼
Timberline Estates, Ltd. 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.