Walden Water Supply District
EPA ID: CO0121850 · 1,500 people served · 1 ZIP code
EPA data: Walden Water Supply District — zero violations, five years, 1,500 served.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2021) to 1 (2026). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Walden Water Supply District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Walden Water Supply District serves a community with a median household income of $155,176 and an estimated 29,379 residents across its service area.
💧 Where Does Your Water Come From?
Walden Water Supply District's water is pumped from underground aquifers. 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.
About 1% of homes in El Paso County, Colorado rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in Colorado
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
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.
System Overview
Walden Water Supply District (EPA ID: CO0121850) is a community water system in Colorado that serves approximately 1,500 people from groundwater sources.
This system serves ZIP code 80132 in Monument.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 80132 — Monument
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Walden Water Supply District (CO0121850) on EPA.gov.
Frequently Asked Questions
Is Walden Water Supply District water safe to drink?
Based on EPA records, Walden Water Supply District has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Walden Water Supply District serve?
Walden Water Supply District serves approximately 1,500 people across 1 ZIP code in Colorado.
Where does Walden Water Supply District get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.