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Des Moines Water Works

Published drinking-water records and contacts for Des Moines Water Works. System IA7727031. Review sources and dates; not a real-time water assessment.

System ID
IA7727031
State or territory
IA
Published population served
246055
System type (source code)
CWS

Published records and dates

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Read the provider’s annual water quality report

Report link listed: 2026-09-19. This is not the report’s sampling date.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2023-11-14Fleur Plant / 02
4:2 FTS< 0.003 µg/L0.003 µg/L2023-11-14Fleur Plant / 02
6:2 FTS< 0.005 µg/L0.005 µg/L2023-11-14Saylorville Plant / 03
8:2 FTS< 0.005 µg/L0.005 µg/L2023-11-14Fleur Plant / 02
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2023-11-14Fleur Plant / 02
ADONA< 0.003 µg/L0.003 µg/L2023-11-14McMullen Plant / 01
HFPO-DA< 0.005 µg/L0.005 µg/L2023-11-14Fleur Plant / 02
NEtFOSAA< 0.005 µg/L0.005 µg/L2023-11-14Saylorville Plant / 03
NFDHA< 0.02 µg/L0.02 µg/L2023-11-14McMullen Plant / 01
NMeFOSAA< 0.006 µg/L0.006 µg/L2023-11-14Fleur Plant / 02
PFBA< 0.005 µg/L0.005 µg/L2023-11-14Fleur Plant / 02
PFBS< 0.003 µg/L0.003 µg/L2023-11-14Saylorville Plant / 03
PFDA< 0.003 µg/L0.003 µg/L2023-11-14McMullen Plant / 01
PFDoA< 0.003 µg/L0.003 µg/L2023-11-14Saylorville Plant / 03
PFEESA< 0.003 µg/L0.003 µg/L2023-11-14Fleur Plant / 02
PFHpA< 0.003 µg/L0.003 µg/L2023-11-14Saylorville Plant / 03
PFHpS< 0.003 µg/L0.003 µg/L2023-11-14Fleur Plant / 02
PFHxA< 0.003 µg/L0.003 µg/L2023-11-14Fleur Plant / 02
PFHxS< 0.003 µg/L0.003 µg/L2023-11-14Fleur Plant / 02
PFMBA< 0.003 µg/L0.003 µg/L2023-11-14McMullen Plant / 01
PFMPA< 0.004 µg/L0.004 µg/L2023-11-14Saylorville Plant / 03
PFNA< 0.004 µg/L0.004 µg/L2023-11-14Saylorville Plant / 03
PFOA< 0.004 µg/L0.004 µg/L2023-11-14Fleur Plant / 02
PFOS< 0.004 µg/L0.004 µg/L2023-11-14Saylorville Plant / 03
PFPeA< 0.003 µg/L0.003 µg/L2023-11-14Saylorville Plant / 03
PFPeS< 0.004 µg/L0.004 µg/L2023-11-14McMullen Plant / 01
PFTA< 0.008 µg/L0.008 µg/L2023-11-14Fleur Plant / 02
PFTrDA< 0.007 µg/L0.007 µg/L2023-11-14McMullen Plant / 01
PFUnA< 0.002 µg/L0.002 µg/L2023-11-14Saylorville Plant / 03
lithium28 µg/L9 µg/L2023-11-14Fleur Plant / 02

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0 mg/L2022-01-01 – 2024-12-312026Q3
Lead (PB90) 0 mg/L2021-01-01 – 2021-12-312026Q3
Lead (PB90) 0 mg/L2020-01-01 – 2020-12-312026Q3
Lead (PB90) 0 mg/L2019-01-01 – 2019-12-312026Q3
Lead (PB90) 0 mg/L2018-01-01 – 2018-06-302026Q3
Lead (PB90) 0 mg/L2017-07-01 – 2017-12-312026Q3
Lead (PB90) 0 mg/L2012-01-01 – 2014-12-312026Q3
Lead (PB90) 0 mg/L2009-01-01 – 2011-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
HFPO-DA< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFBS< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFHxS< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFNA< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFOA< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFOS< 2.0 ng/L2023-11-14MCMULLEN AFTER TREATMENT (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
HFPO-DA< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFBS< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFHxS< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFNA< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFOA< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling
PFOS< 2.0 ng/L2023-11-14RACCOON, DES MOINES, & GALLERY FLEUR (FINISHED DRINKING WATER) / Iowa DNR published PFAS sampling

State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.

Download state records with source notes (CSV)

Published compliance history

15 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Long Term 2 Enhanced Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter)2018-11-01 – 2018-11-30ArchivedNo2026Q3
Surface Water Treatment Rule / Treatment Technique (SWTR and GWR)2017-05-01 – 2017-05-31ResolvedYes2026Q3
Inorganic Chemicals / Monitoring, Regular2009-10-01 – 2018-09-30ArchivedNo2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample1983-10-01 – 1983-11-30ArchivedYes2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Nitrate Rule / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Inorganic Chemicals / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Arsenic Rule / Monitoring, Regular1982-06-25 – 1983-06-24ArchivedNo2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1979-10-01 – 1983-09-30ArchivedNo2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1979-10-01 – 1983-09-30ArchivedNo2026Q3
Radionuclides and Revised Rad Rule / Monitoring, Regular1979-10-01 – 1983-09-30ArchivedNo2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Des Moines Water Works: 515-283-8751

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records