COUNTY WATER-SYSTEM LEDGER
Allegheny, Pennsylvania
EPA’s September 2026 export lists 29 active community water systems serving Allegheny, Pennsylvania, with 5 current-violation flags and 1 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Allegheny, Pennsylvania
EPA associates 29 covered systems with Allegheny, Pennsylvania; their reported population-served values total 1,930,489 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Pa Amer Water Co-PittsburghPA5020039 | 686,000 | Surface water | No current violation flagged |
| Pittsburgh Water & Sewer AuthPA5020038 | 520,000 | Surface water | No current violation flagged |
| West View Water AuthorityPA5020043 | 200,000 | Surface water | No current violation flagged |
| Wilkinsburg-Penn Jt Water AuthPA5020056 | 125,000 | Surface water | No current violation flagged |
| Hampton Shaler Water AuthorityPA5020019 | 61,949 | Surface water purchased | No current violation flagged |
| Monroeville Municipal AuthPA5020027 | 48,500 | Surface water purchased | No current violation flagged |
| Oakmont Water AuthorityPA5020036 | 39,901 | Surface water | No current violation flagged |
| Moon Twp Muni AuthPA5020011 | 38,000 | Surface water | No current violation flagged |
| West Cnty Muni Auth-MckeesportPA5020025 | 32,644 | Surface water | No current violation flagged |
| Plum Boro Muni AuthPA5020041 | 27,500 | Surface water purchased | No current violation flagged |
| Western Allegheny County Mun APA5020034 | 19,031 | Surface water purchased | No current violation flagged |
| Fox Chapel AuthPA5020040 | 18,500 | Surface water purchased | No current violation flagged |
| Robinson Twp Muni AuthPA5020045 | 16,354 | Surface water | No current violation flagged |
| Harrison Twp Water AuthPA5020108 | 13,411 | Surface water | No current violation flagged |
| Findlay Twp Municipal AuthPA5020078 | 11,460 | Surface water purchased | Other current violation flag |
| Richland Twp Water AuthorityPA5020018 | 10,190 | Surface water purchased | No current violation flagged |
| Edgeworth Boro Muni AuthPA5020015 | 7,781 | Surface water purchased | No current violation flagged |
| Sewickley Boro Water AuthPA5020050 | 6,800 | Ground water | Other current violation flag |
| Neville Twp Water DeptPA5020029 | 6,750 | Surface water purchased | No current violation flagged |
| Coraopolis Water & Sewer AuthPA5020010 | 5,804 | Surface water purchased | No current violation flagged |
| Duquesne Water DeptPA5020012 | 5,565 | Surface water purchased | Other current violation flag |
| Tarentum Boro Water DeptPA5020055 | 4,927 | Surface water | Current serious-violator flag |
| Fawn Frazer Jt Water AuthPA5020076 | 4,650 | Surface water purchased | No current violation flagged |
| Brackenridge Boro Water DeptPA5020006 | 3,700 | Surface water | No current violation flagged |
| Springdale Boro Water DeptPA5020053 | 3,405 | Ground water | No current violation flagged |
| Reserve Twp Water DeptPA5020047 | 3,204 | Surface water purchased | No current violation flagged |
| Harmar Twp Muni AuthPA5020009 | 3,200 | Ground water | No current violation flagged |
| Aspinwall Boro Water DeptPA5020003 | 3,151 | Surface water purchased | Other current violation flag |
| Va Healthcare System HeinzPA5020031 | 3,112 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Allegheny, Pennsylvania
EPA classifies 29 systems serving Allegheny, Pennsylvania across 3 primary-source categories; Surface water is the largest category with 11 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.