PlainWater

Non-Transient Non-Community Water System · PWS PA7360536

Pleasant Valley Mennonite Sch

Operator location Ephrata, Pennsylvania - smaller served population (≤ 999) at 135 people served; 70 SDWIS violations on record from groundwater sources.

135
People served (this PWS)
70
EPA violations (this PWS)
6
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Pleasant Valley Mennonite Sch standing, mid SDWIS violation third

135 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 9% is middle-third health share (≤ 23%).

The verdict

Pleasant Valley Mennonite Sch lands in the middle third by violation volume (70), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (135; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 9% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

70
Total EPA violations on record
9%
Health-based (MCL / treatment failure)
135
People served by this PWS (SDWIS)
N/A
PFAS compounds detected (UCMR5)

Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Lancaster
School/Daycare
Yes
MCL Violations
6
Monitoring Violations
61
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Polychlorinated Biphenyls (PCB) MR 13 2016
Coliform (TCR) MR 8 2015
Coliform (TCR) MCL 6 2010
cis-1,2-Dichloroethylene MR 2 2005
p-Dichlorobenzene MR 2 2005
trans-1,2-Dichloroethylene MR 2 2005
Tetrachloroethylene MR 2 2005
Benzene MR 2 2005
Toluene MR 2 2005
Styrene MR 2 2005
Ethylbenzene MR 2 2005
1,2,4-Trichlorobenzene MR 2 2005
1,1,2-Trichloroethane MR 2 2005
Xylenes, Total MR 2 2005
DICHLOROMETHANE MR 2 2005
1,1-Dichloroethylene MR 2 2005
Trichloroethylene MR 2 2005
o-Dichlorobenzene MR 2 2005
1,2-Dichloroethane MR 2 2005
Carbon tetrachloride MR 2 2005
CHLOROBENZENE MR 2 2005
1,1,1-Trichloroethane MR 2 2005
1,2-Dichloropropane MR 2 2005

Violation Count vs. the National Corpus

Pleasant Valley Mennonite Sch has 70 recorded EPA violations, 65% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 35% carry more. 9% of this system's own violations are health-based (6 of 70), and it ranks unranked by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

70 Around the middle fewer violations than 35% of 29,740 water systems

the national water-system corpus, bucketed by value

Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA SDWIS · 2026-05-15

Population served record for Pleasant Valley Mennonite Sch

EPA SDWIS lists 135 people served and 2 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.

Sources: EPA SDWIS · Pennsylvania DEP, Bureau of Safe Drinking Water

Nationwide peers

70 violations · 135 served: nearest cross-state SDWIS matches.

Cross-state systems near this violation count

Nearest cross-state community systems (500+ served) by total SDWIS violations on record.

4 peers

What to do with Pleasant Valley Mennonite Sch

Use this system's EPA-reported record as a starting filter, not a final verdict.

  • See how every tracked system in Pennsylvania compares on the same EPA violation measures. Pennsylvania systems
  • Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
  • Find and compare another public water system by name or PWSID. Search systems

EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater