Northwood Waterworks
EPA ID: IA9855077 · 2,072 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Northwood Waterworks (IA9855077): 1 violation on record since 2021. Over the period covered by EPA data, Northwood Waterworks recorded 1 violation, each listed as resolved; the utility serves 2,072 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Northwood Waterworks Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Northwood Waterworks have a median household income of $81,296 and about 5,604 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 76% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Northwood Waterworks's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Iowa
System Overview
Northwood Waterworks (EPA ID: IA9855077) is a community water system in Iowa that serves approximately 2,072 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| January 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Revised Total Coliform Rule | Monitoring & Reporting | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
2 of 2 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by IA or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Northwood Waterworks (IA9855077) on EPA.gov.
Frequently Asked Questions
Is Northwood Waterworks water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Northwood Waterworks; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Northwood Waterworks serve?
Northwood Waterworks serves approximately 2,072 people across 2 ZIP codes in Iowa.
Where does Northwood Waterworks get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Northwood Waterworks (IA): 1 EPA Violation. https://zipcheckup.com/water-system/ia9855077/
@misc{zipcheckup-water-system-ia9855077,
author = {{ZipCheckup}},
title = {{Northwood Waterworks (IA): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ia9855077/}
}
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Northwood Waterworks (EPA ID: IA9855077) - request the latest Consumer Confidence Report or ask about specific contaminants.