Mountain Lakes Water District
EPA ID: NH1101050 · 787 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Mountain Lakes Water District (NH1101050): a lead 90th-percentile reading above the EPA action level. Per the federal file, all 1 violation logged for Mountain Lakes Water District carry a resolved status, and around 787 people get water from this system.
Data: EPA SDWIS
Service Area Map
Coverage area for Mountain Lakes Water District Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Mountain Lakes Water District have a median household income of $53,750 and about 1,606 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 55% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Mountain Lakes Water District'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
Mountain Lakes Water District (EPA ID: NH1101050) is a community water system in New Hampshire that serves approximately 787 people from groundwater sources.
This system serves ZIP code 03774 in North Haverhill.
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 |
|---|---|---|---|
| July 1, 2022 | Consumer Confidence 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 |
|---|---|---|---|
| Consumer Confidence Rule | Other (notice or report rule) | 1 | No |
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.032 mg/L (2014-12-31).
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
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.
- 03774 - North Haverhill
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Mountain Lakes Water District (NH1101050) on EPA.gov.
Frequently Asked Questions
Is Mountain Lakes Water District water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Mountain Lakes Water District; 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 Mountain Lakes Water District serve?
Mountain Lakes Water District serves approximately 787 people across 1 ZIP code in New Hampshire.
Where does Mountain Lakes Water District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Mountain Lakes Water District (NH): 1 EPA Violation. https://zipcheckup.com/water-system/nh1101050/
@misc{zipcheckup-water-system-nh1101050,
author = {{ZipCheckup}},
title = {{Mountain Lakes Water District (NH): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/nh1101050/}
}
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
Mountain Lakes Water District (EPA ID: NH1101050) - request the latest Consumer Confidence Report or ask about specific contaminants.