Conway Water and Sewer
EPA ID: NH0511010 · 2,745 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for Conway Water and Sewer (NH0511010): 1 violation on record since 2021. Per the federal file, all 1 violation logged for Conway Water and Sewer carry a resolved status, and around 2,745 people get water from this system.
Data: EPA SDWIS
Service Area Map
Coverage area for Conway Water and Sewer Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Conway Water and Sewer have a median household income of $73,346 and about 11,607 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Conway Water and Sewer'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 New Hampshire
System Overview
Conway Water and Sewer (EPA ID: NH0511010) is a community water system in New Hampshire that serves approximately 2,745 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 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 |
|---|---|---|---|
| April 1, 2021 | Chlorine | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Chlorine | Monitoring & Reporting | 1 | No |
Lead & Copper
No reported lead measurement appears for this PWSID in the accepted LCR snapshot. Absence of a reported measurement is not a measured zero.
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
3 of 3 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 NH 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 Conway Water and Sewer (NH0511010) on EPA.gov.
Frequently Asked Questions
Is Conway Water and Sewer water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Conway Water and Sewer; 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 Conway Water and Sewer serve?
Conway Water and Sewer serves approximately 2,745 people across 3 ZIP codes in New Hampshire.
Where does Conway Water and Sewer get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Conway Water and Sewer (NH): 1 EPA Violation. https://zipcheckup.com/water-system/nh0511010/
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author = {{ZipCheckup}},
title = {{Conway Water and Sewer (NH): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/nh0511010/}
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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
Conway Water and Sewer (EPA ID: NH0511010) - request the latest Consumer Confidence Report or ask about specific contaminants.