Sedalia Water Supply District
EPA ID: CO0118060 · 215 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Sedalia Water Supply District (CO0118060): 25 EPA violations in the last five years. Within the five-year EPA monitoring span, Sedalia Water Supply District accumulated 25 violations - every finding has been resolved and the utility operates in full compliance today, supplying water to approximately 215 people without any active enforcement proceedings.
Data: EPA SDWIS
Service Area Map
Coverage area for Sedalia Water Supply District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Sedalia Water Supply District serves a community with a median household income of $167,874 and an estimated 13,876 residents across its service area.
🌊 Where Does Your Water Come From?
Sedalia Water Supply District's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Sedalia Water Supply District compares to EPA limits
What This Means For You
PFOA at 1 mg/L exceeds the EPA maximum of 0.000004 mg/L.
PFNA at 1 mg/L exceeds the EPA maximum of 0.00001 mg/L.
Chlorodibromomethane at 1 mg/L exceeds the EPA maximum of 0.002 mg/L. Liver cancer, brain cancer (known carcinogen). Consider granular activated carbon (GAC) filtration.
Bromate at 1 mg/L exceeds the EPA maximum of 0.01 mg/L.
Monochloroacetic Acid at 1 mg/L exceeds the EPA maximum of 0.06 mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 4 detections recorded.
Chlorodibromomethane was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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
Sedalia Water Supply District (EPA ID: CO0118060) is a community water system in Colorado that serves approximately 215 people from surface water sources.
This system serves ZIP code 80125 in Littleton.
Violation History
Status breakdown for accepted records with record years 2021-2026: 4 resolved, 21 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, 2025 | PFOA | Non-health-based | Archived |
| January 1, 2025 | PFNA | Non-health-based | Archived |
| January 1, 2025 | Monochloroacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Dichloroacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Bromodichloromethane | Non-health-based | Archived |
| January 1, 2025 | Dibromochloromethane | Non-health-based | Archived |
| January 1, 2025 | Bromoform | Non-health-based | Archived |
| January 1, 2025 | Chlorodibromomethane | Non-health-based | Archived |
| January 1, 2025 | Trichloroacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Monobromoacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Dibromoacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Bromochloroacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Bromodichloroacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Chlorodibromoacetic Acid | Non-health-based | Archived |
| January 1, 2025 | Tribromoacetic Acid | Non-health-based | Archived |
| January 1, 2025 | HAA6Br | Non-health-based | Archived |
| January 1, 2025 | HAA9 | Non-health-based | Archived |
| January 1, 2025 | Bromate | Non-health-based | Archived |
| January 1, 2025 | Chlorate | Non-health-based | Archived |
| January 1, 2025 | Chloramine | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Lead and Copper Rule | Treatment Failure | 2 | No |
| PFOA | PFAS | 1 | No |
| PFNA | PFAS | 1 | No |
| Monochloroacetic Acid | Disinfection Byproducts | 1 | No |
| Dichloroacetic Acid | Disinfection Byproducts | 1 | No |
| Bromodichloromethane | Disinfection Byproducts | 1 | No |
| Dibromochloromethane | Disinfection Byproducts | 1 | No |
| Bromoform | Disinfection Byproducts | 1 | No |
| Chlorodibromomethane | Disinfection Byproducts | 1 | No |
| Trichloroacetic Acid | Disinfection Byproducts | 1 | No |
| Monobromoacetic Acid | Disinfection Byproducts | 1 | No |
| Dibromoacetic Acid | Disinfection Byproducts | 1 | No |
| Bromochloroacetic Acid | Disinfection Byproducts | 1 | No |
| Bromodichloroacetic Acid | Disinfection Byproducts | 1 | No |
| Chlorodibromoacetic Acid | Disinfection Byproducts | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
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: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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.
- 80125 - Littleton
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sedalia Water Supply District (CO0118060) on EPA.gov.
Frequently Asked Questions
Is Sedalia Water Supply District water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Sedalia Water Supply District; its 25 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Sedalia Water Supply District serve?
Sedalia Water Supply District serves approximately 215 people across 1 ZIP code in Colorado.
Where does Sedalia Water Supply District get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sedalia Water Supply District (CO): 25 EPA Violations. https://zipcheckup.com/water-system/co0118060/
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author = {{ZipCheckup}},
title = {{Sedalia Water Supply District (CO): 25 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/co0118060/}
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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
Sedalia Water Supply District (EPA ID: CO0118060) - request the latest Consumer Confidence Report or ask about specific contaminants.