Granby Town of South Service Area
EPA ID: CO0125710 · 2,300 people served · 4 ZIP codes
ZipCheckup's reading of EPA records for Granby Town of South Service Area (CO0125710): 1 violation on record since 2021. Looking at the EPA enforcement file for Granby Town of South Service Area, 1 violation is listed in the dataset, and none is recorded as open for the 2,300 people in its service area.
Data: EPA SDWIS
Service Area Map
Coverage area for Granby Town of South Service Area Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: C
Demographics of ZIP Codes Served
The ZIP codes associated with Granby Town of South Service Area have a median household income of $89,469 and about 8,775 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 46% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Granby Town of South Service Area'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.
Wastewater Proximity Note: This service area ranks in the 80th percentile nationally for proximity to wastewater discharge points. Surface water sources near wastewater outfalls may face additional treatment challenges.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Colorado
System Overview
Granby Town of South Service Area (EPA ID: CO0125710) is a community water system in Colorado that serves approximately 2,300 people from surface water sources.
This system provides water to 4 ZIP codes across 4 communities.
ZIP-Area Home Safety Context: C (66/100)
This is the average Home Safety Score for 1 of 4 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
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 |
|---|---|---|---|
| March 1, 2026 | Interim Enhanced Surface Water Treatment 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 |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | Monitoring & Reporting | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.002 mg/L | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
4 of 4 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 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 Granby Town of South Service Area (CO0125710) on EPA.gov.
Frequently Asked Questions
Is Granby Town of South Service Area water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Granby Town of South Service Area; 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 Granby Town of South Service Area serve?
Granby Town of South Service Area serves approximately 2,300 people across 4 ZIP codes in Colorado.
Where does Granby Town of South Service Area get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Granby Town of South Service Area (CO): 1 EPA Violation. https://zipcheckup.com/water-system/co0125710/
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title = {{Granby Town of South Service Area (CO): 1 EPA Violation}},
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url = {https://zipcheckup.com/water-system/co0125710/}
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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
Granby Town of South Service Area (EPA ID: CO0125710) - request the latest Consumer Confidence Report or ask about specific contaminants.