Nwwa Olde Colonial Greene
EPA ID: PA1090097 · 900 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Nwwa Olde Colonial Greene (PA1090097): a lead 90th-percentile reading above the EPA action level. Zero violations are listed in EPA monitoring data for Nwwa Olde Colonial Greene; a count of records like this is not a water-quality test for the 900 residents it serves.
Data: EPA SDWIS
Service Area Map
Coverage area for Nwwa Olde Colonial Greene Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Nwwa Olde Colonial Greene have a median household income of $115,425 and about 28,477 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 72% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Nwwa Olde Colonial Greene'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.
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 80th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS in ZIP Codes This System Serves
PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 10 detections recorded. 2 detections are above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.
Comparable Water Systems
Similar-sized systems in Pennsylvania
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
Nwwa Olde Colonial Greene (EPA ID: PA1090097) is a community water system in Pennsylvania that serves approximately 900 people from groundwater sources.
This system serves ZIP code 18901 in Doylestown.
Violation History
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.0179 mg/L (2002-12-31).
The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.
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 PA or modeled from parcel and building-footprint data.
- 18901 - Doylestown
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Nwwa Olde Colonial Greene (PA1090097) on EPA.gov.
Frequently Asked Questions
Is Nwwa Olde Colonial Greene water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Nwwa Olde Colonial Greene in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Nwwa Olde Colonial Greene serve?
Nwwa Olde Colonial Greene serves approximately 900 people across 1 ZIP code in Pennsylvania.
Where does Nwwa Olde Colonial Greene get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Nwwa Olde Colonial Greene Water Quality Report, PA. https://zipcheckup.com/water-system/pa1090097/
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title = {{Nwwa Olde Colonial Greene Water Quality Report, PA}},
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url = {https://zipcheckup.com/water-system/pa1090097/}
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