Current Noncompliance CO

Maple Grove Water District

EPA ID: CO0107502 ยท 35 people served ยท 1 ZIP code

ZipCheckup's reading of EPA records for Maple Grove Water District (CO0107502): 7 violations recorded with unresolved status in the SDWIS data used. Maple Grove Water District | open status in EPA data: 7 violations | people served: about 35.

Data: EPA SDWIS

35
People Served
1
ZIP Code Served
9
Violations (since 2021)
Groundwater
Water Source
0.001 mg/L
Most recent lead 90th percentile on record (monitoring period ending 2025-12-31)
3
Contaminants Flagged
$664K
Median Home Value in ZIP Codes Served

Service Area Map

Coverage area for Maple Grove Water District Source: EPA SDWIS service area boundaries.

Service area boundary

Demographics of ZIP Codes Served

$115,031
Median Household Income
32,549
Population of ZIP Codes Served (Census)
4%
Disadvantaged Population
20th
Poverty Percentile
10th
Energy Burden Percentile
39%
Pre-1986 Housing

The ZIP codes associated with Maple Grove Water District have a median household income of $115,031 and about 32,549 residents live in those ZIP codes (Census; not the number of people this system supplies).

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Maple Grove 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.

Moderate Risk
Source Contamination Risk
60th
Wastewater Discharge Proximity
60th
Superfund Site Proximity

Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.

Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.

Infrastructure Risk

28 yr
Estimated pipe age (modeled from housing age)
Copper
Likely pipe material (modeled)
42 yr
Est. Remaining Life
Stable
Decay Status
Installed 40% of expected lifespan used (estimate) End of life

Comparable Water Systems

Similar-sized systems in Colorado

North Holbrook Wc
58 people
31 violations
Mad Dog Wc
60 people
9 violations
17 violations
18 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Water Filtration
Water Filtration $600
Total Estimated Cost $600

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

Illustrative per-household cost scenario based on stated assumptions:

Estimated Healthcare Costs $1,000

Annual per household (ZipCheckup estimate)

Estimated Cumulative Cost Per Household

5 years
$5,000
10 years
$10,000
20 years
$20,000

Compare: Estimated remediation cost is $600 (one-time) vs. $10,000 in estimated inaction costs over 10 years.

Individual costs vary by household size, property, and health factors. These estimates are for awareness, not financial advice.

System Overview

Maple Grove Water District (EPA ID: CO0107502) is a community water system in Colorado that serves approximately 35 people from groundwater sources.

This system serves ZIP code 80026 in Lafayette.

Violation History

7 current noncompliance records in the accepted 2026Q2 snapshot; none are classified as health-based in this evidence.

Status breakdown for accepted records with record years 2021-2026: 2 resolved, 0 archived, 0 addressed, and 7 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
December 31, 2025 Public Notice Non-health-based Unaddressed (current)
October 1, 2025 Public Notice Non-health-based Unaddressed (current)
July 1, 2025 Public Notice Non-health-based Unaddressed (current)
July 1, 2025 Consumer Confidence Rule Non-health-based Unaddressed (current)
March 31, 2025 Public Notice Non-health-based Unaddressed (current)
January 1, 2025 Lead and Copper Rule Non-health-based Resolved
December 31, 2024 Public Notice Non-health-based Unaddressed (current)
October 1, 2024 Public Notice Non-health-based Unaddressed (current)
January 1, 2022 Lead and Copper 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
Public Notice Other (notice or report rule) 6 No
Public Notice Monitoring & Reporting 2 No
Consumer Confidence Rule Other (notice or report rule) 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0.001 mg/L No 2025-12-31

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 $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free 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 CO 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 Maple Grove Water District (CO0107502) on EPA.gov.

Frequently Asked Questions

Is Maple Grove Water District water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 7 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Maple Grove Water District serve?

Maple Grove Water District serves approximately 35 people across 1 ZIP code in Colorado.

Where does Maple Grove Water District get its water?

The primary water source is groundwater.

Frequently Asked Questions

Should I use a water filter? ▼
Given 9 recorded violations, review the violation types and dates; a filter certified for a specific contaminant of concern can reduce that contaminant at the tap. Monitoring or reporting violations are not something a filter addresses.
How many people does Maple Grove Water District serve? ▼
Maple Grove Water District serves approximately 35 people with drinking water across 1 ZIP code.
What is Maple Grove Water District's water source? ▼
Maple Grove Water District draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Maple Grove Water District's water? ▼
The most recent 90th-percentile lead result on record is 0.001 mg/L (sample period ending 2025-12-31). This is at or below the EPA lead action level, which triggers system action and is not a safe level; the EPA health goal for lead is zero.
What is the demographic profile of the ZIP codes associated with Maple Grove Water District? ▼
The ZIP codes mapped to Maple Grove Water District have a median household income of $115,031 (Census ZIP-code estimate). Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Maple Grove Water District get its water? ▼
Maple Grove 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. Based on the available data, the modeled source-contamination category is moderate; test local water to assess actual exposure.

How to cite this page

APA ZipCheckup. (n.d.). Maple Grove Water District (CO): 9 EPA Violations. https://zipcheckup.com/water-system/co0107502/
BibTeX
@misc{zipcheckup-water-system-co0107502,
  author = {{ZipCheckup}},
  title  = {{Maple Grove Water District (CO): 9 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/co0107502/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Maple Grove Water District (EPA ID: CO0107502) - request the latest Consumer Confidence Report or ask about specific contaminants.

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