C48/100
SIRWA #1 (GREENFIELD) — Water Quality Report 2026
Serving 1,712 people · Iowa
Water Source
Purchased Surface Water
County
—
System ID
IA0140701
Violations
13
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About SIRWA #1 (GREENFIELD)
Is SIRWA #1 (GREENFIELD) water safe to drink?
SIRWA #1 (GREENFIELD) water receives a grade of C (48/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 13 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has SIRWA #1 (GREENFIELD) detected?
1 contaminants were tested in SIRWA #1 (GREENFIELD)'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SIRWA #1 (GREENFIELD) have any EPA violations?
Yes, SIRWA #1 (GREENFIELD) has 13 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MCL, MR. 9 are health-based violations.
How many people does SIRWA #1 (GREENFIELD) serve?
SIRWA #1 (GREENFIELD) serves approximately 1,712 people, Iowa. The system provides water to 1 community: Greenfield.
What type of water does SIRWA #1 (GREENFIELD) provide?
SIRWA #1 (GREENFIELD) sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is IA0140701.
How does SIRWA #1 (GREENFIELD) compare to other utilities in Iowa?
SIRWA #1 (GREENFIELD) scores 48/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Iowa state page for a full comparison of water systems.