Community Water System · PWS PA4140090
Mountaintop Reg Water Auth
Operator location Snow Shoe, Pennsylvania - larger served population (> 3,309) at 3,456 people served; 177 SDWIS violations on record from groundwater sources.
- 3,456
- People served (this PWS)
- 177
- EPA violations (this PWS)
- 4
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Mountaintop Reg Water Auth standing, high SDWIS violation third
3,456 people served (SDWIS) - larger served population (> 3,309). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 2% is middle-third health share (≤ 23%). Population rank #9,716 of 29,740 among systems serving 500+.
The verdict
Mountaintop Reg Water Auth sits in the upper third of the sitemap cohort by violation count (177), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is large (3,456; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 2% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #9,716 of 29,740
- Population · /systems
- #351 of 1,340
- Population · PA
- 177
- Total EPA violations on record
- 2%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,331
- County
- Centre
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 141
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 18 | 2018 |
| TTHM | MR | 17 | 2017 |
| Chlorine | MR | 15 | 2008 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2017 |
| Public Notice | Other | 5 | 2018 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2011 |
| cis-1,2-Dichloroethylene | MR | 4 | 2011 |
| DICHLOROMETHANE | MR | 4 | 2011 |
| o-Dichlorobenzene | MR | 4 | 2011 |
| p-Dichlorobenzene | MR | 4 | 2011 |
| 1,2-Dichloroethane | MR | 4 | 2011 |
| Benzene | MR | 4 | 2011 |
| Toluene | MR | 4 | 2011 |
| 1,1,1-Trichloroethane | MR | 4 | 2011 |
| trans-1,2-Dichloroethylene | MR | 4 | 2011 |
| Trichloroethylene | MR | 4 | 2011 |
| Styrene | MR | 4 | 2011 |
| Combined Uranium | MR | 4 | 2022 |
| 1,1-Dichloroethylene | MR | 4 | 2011 |
| Ethylbenzene | MR | 4 | 2011 |
| Groundwater Rule | TT | 4 | 2016 |
| Xylenes, Total | MR | 4 | 2011 |
| Carbon tetrachloride | MR | 4 | 2011 |
| Tetrachloroethylene | MR | 4 | 2011 |
| 1,1,2-Trichloroethane | MR | 4 | 2011 |
| CHLOROBENZENE | MR | 4 | 2011 |
| 1,2-Dichloropropane | MR | 4 | 2011 |
| Lead and Copper Rule | MR | 3 | 2005 |
| Groundwater Rule | MR | 3 | 2019 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 2016 |
Violation Count vs. the National Corpus
Mountaintop Reg Water Auth has 177 recorded EPA violations, 84% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 16% carry more. 2% of this system's own violations are health-based (4 of 177), and it ranks #9,716 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
177 Higher than most more violations than 84% 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 Mountaintop Reg Water Auth
EPA SDWIS lists 3,456 people served and 1,331 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
177 violations · 3,456 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems with similar served population
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Mountaintop Reg Water Auth
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.