CITY REPORT PA

South Mountain, PA - Home Safety Score unavailable

Name: Water Quality Data for South Mountain, PA
Creator: ZipCheckup
License: https://creativecommons.org/licenses/by/4.0/

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

ZIP Codes

Water Systems

ZIPs Linked to Systems with Violations

Zone 1

County Radon Potential (High)

South Mountain's Water Providers

South Mountain, PA: one listed entry, 1 linked overall.

Guilford Water Authority
Serves ~28,135 people 44 violations

Overview

We track home safety data for 1 ZIP code in South Mountain, Pennsylvania (population ~26), covering 1 community water system serving approximately 28,135 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Water Sources

South Mountain water systems draw from: Groundwater.

Lead & Copper

Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is 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.

Top Contaminants

Contaminant	Category	Violations	ZIPs Affected
Public Notice Rule	Reporting	80	1
Di(2-ethylhexyl) phthalate	Organic	2	1
Haloacetic Acids (HAA5)	Disinfection Byproducts	2	1
Total Trihalomethanes (TTHM)	Disinfection Byproducts	2	1
Groundwater Rule	Treatment Technique	2	1

Areas with Most Violations

ZIP Code	Safety Score	Violations	Health-Based	System
17261	—	44	0	Guilford Water Authority

All ZIP Codes in South Mountain

17261 - 44 violations recorded for mapped water systems

Data Sources

Water quality: EPA Safe Drinking Water Information System (SDWIS)
Lead/copper: EPA Lead and Copper Rule sampling data
Radon: EPA Map of Radon Zones

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

What's in South Mountain's Water?

Public Notice Rule 80 violations

Reporting

Di(2-ethylhexyl) phthalate 2 violations

Organic · EPA regulatory level for the contaminant named above: 0.006 mg/L

Haloacetic Acids (HAA5) 2 violations

Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L

Increased cancer risk with long-term exposure above the MCL

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Deep Dive Reports

Detailed analysis for South Mountain, PA

💧

Water Quality

EPA violations, contaminant data, and water system grades

44 EPA violations

🌬️

Air Quality

AQI data, wildfire smoke risk, mold risk, and health tips

🔧

Infrastructure

Water system age, source indicators, and CO/gas safety

Compare with Nearby Cities

Aaronsburg, PA

1 ZIP code · 124 EPA violations

Abbottstown, PA

1 ZIP code · 5 EPA violations

Abington, PA

1 ZIP code · 30 EPA violations · Grade D

Acme, PA

1 ZIP code · 66 EPA violations · Grade C

Acosta, PA

1 ZIP code

Frequently Asked Questions

How many violations are on record for water systems serving South Mountain?

EPA records list 44 EPA violations for South Mountain water systems. These water-system violations are shown for 1 mapped ZIP code.

How many water systems serve South Mountain?

Our records map 1 water system to 1 ZIP code in South Mountain. The related population figure in our data is approximately 26 people; it is not a count of people served citywide.

Home → Cities → Pennsylvania → South Mountain, PA

How to cite this page

APA ZipCheckup. (2026). South Mountain, PA - Home Safety Score unavailable. https://zipcheckup.com/cities/pa/south-mountain/

BibTeX

@misc{zipcheckup-cities-pa-south-mountain,
  author = {{ZipCheckup}},
  title  = {{South Mountain, PA - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/pa/south-mountain/}
}

Page version: October 2026.