Neighborhood Report Grade C

Lancaster, PA Neighborhood Water Quality — Grade C

12 ZIP codes · 168 EPA violations

Data source: EPA SDWIS Last verified: 2026-06-04

Water quality varies significantly across Lancaster, PA. We analyzed 12 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade C (57/100)

Grade	Neighborhoods	%
A	0	0%
B	0	0%
C	9	75%
D	3	25%
F	0	0%

Neighborhood Rankings

Every ZIP code in Lancaster ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	17605	64	C	14	0.0070 mg/L
2	17608	59	C	14	0.0070 mg/L
3	17573	58	C	14	0.0070 mg/L
4	17604	58	C	14	0.0070 mg/L
5	17606	58	C	14	0.0070 mg/L
6	17607	58	C	14	0.0070 mg/L
7	17611	58	C	14	0.0070 mg/L
8	17622	58	C	14	0.0070 mg/L
9	17699	58	C	14	0.0070 mg/L
10	17601	54	D	14	0.0070 mg/L
11	17603	54	D	14	0.0070 mg/L
12	17602	49	D	14	0.0070 mg/L

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

11 neighborhoods score better than county average
1 neighborhoods score worse than county average

EPA Violations

168 total violations across Lancaster
12 health-based violations
12 of 12 ZIP codes have violations
0 ZIP codes exceed EPA lead action level

Top Contaminants

Contaminant	Violations	ZIPs
Surface Water Treatment Rule	48	12
Revised Total Coliform Rule	36	12
Haloacetic Acids (HAA5)	24	12
E. coli	24	12
Selenium	12	12

Frequently Asked Questions

What is the safest neighborhood in Lancaster?

ZIP code 17605 has the highest safety score in Lancaster at 64/100 (grade C). Check the full report for details.

Is Lancaster water safe to drink?

Lancaster has an average water safety score of 57/100 (C). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Data Sources

EPA SDWIS
U.S. Census Bureau

Updated daily.