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Public water system record

Woodward Water Supply

Serves Woodward, Dallas County, IA · 1,346 people served

Federal records show 3 health-based violations and 6 monitoring/reporting issues for Woodward Water Supply in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • IA2576036
  • WOODWARD
  • IA
  • 1,346 served

System profile

Source water Groundwater
ZIP 50276
EPA system ID IA2576036

Verify this system on EPA ECHO →

Health-based violations, last 10 years
3
Resolved
2
Unresolved
0
Archived by EPA
1
Any acute record
No
Monitoring issues, last 10 years
6

Key facts

  • Woodward Water Supply draws water from 2 wells.
  • Highest measured level in the last 10 years: Arsenic, 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit), 2013.
  • Most recent formal enforcement: signed compliance agreement by Iowa, October 2007.
  • Record on file since 2001, with 4 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 506 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Apr 1, 2019 Resolved No
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
 330 Oct 1, 2013 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Arsenic
Monitoring and reporting
 Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Arsenic
Monitoring and reporting
 Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Feb 1, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Feb 1, 2018 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2017 Resolved
Arsenic
Monitoring and reporting
 Oct 1, 2016 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.

Full record since 2001

EPA's records for Woodward Water Supply go back to 2001. Before October 19, 2016 they list 4 health-based violations (3 resolved, 1 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 1 2
2010 to October 18, 2016 3 1
October 19, 2016 to 2019 2 3
2020s 0 2

Most recent health-based violation before October 19, 2016: Arsenic, began October 2013, Archived.

Show all 4 health-based violations before October 19, 2016
Contaminant Start date Status
Arsenic
Contaminant limit exceeded
Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
 Oct 1, 2013 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Oct 1, 2011 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 2005 Resolved

Enforcement actions

Iowa regulators took 1 formal enforcement action against Woodward Water Supply in 2007. The most recent was a signed compliance agreement in October 2007.

Date By Action Violations covered
Oct 23, 2007 Iowa Signed compliance agreement 1 violation: Haloacetic Acids (HAA5)

What the violations mean

Total Trihalomethanes (TTHMs)

2 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Arsenic

1 incident

Arsenic exceeded the federal limit

Long-term arsenic exposure is linked to cancer and cardiovascular effects

Where the water comes from

Woodward Water Supply draws water from 2 wells.

Annual water quality report

Woodward Water Supply must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Iowa.

Certified drinking water labs by state EPA guidance for private wells