GREATER JOHNSTOWN WA RIVERSIDE
Pennsylvania - Community Water System - PWSID: PA4110034
System Information
| PWSID | PA4110034 |
| System Name | GREATER JOHNSTOWN WA RIVERSIDE |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 1979 |
| Last Reported | Jun 15, 2026 |
Location & Contact
| State | Pennsylvania |
| City | JOHNSTOWN |
| ZIP Code | 15907 |
| Address | PO BOX 1407 |
| Organization | GREATER JOHNSTOWN WA RIVERSIDE |
| Phone | 814-533-4300 |
Population & Service
| Population Served | 49,500 |
| Service Connections | 21,902 |
Drinking Water Violations (200)
This water system has 200 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 11, 2026 | - | RPT | No | No | - | - | - | Resolved | Apr 15, 2026 | - | |
| Feb 11, 2026 | - | RPT | No | No | - | - | - | Resolved | Apr 15, 2026 | - | |
| Feb 11, 2026 | - | RPT | No | No | - | - | - | Resolved | Apr 15, 2026 | - | |
| Feb 11, 2026 | - | RPT | No | No | - | - | - | Resolved | Apr 15, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | - | - | Resolved | Jan 31, 2026 | - | |
| Jan 1, 2026 | Jan 31, 2026 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 31, 2026 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | No | - | - | - | Resolved | Sep 30, 2025 | - | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | No | - | - | - | Resolved | Sep 30, 2025 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MR | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MR | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MR | No | No | - | 4.0 mg/L | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MON | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MR | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MR | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MON | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MON | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MON | No | No | - | - | - | Resolved | Nov 30, 2023 | - | |
| Nov 1, 2023 | Nov 30, 2023 | MR | No | No | - | 4.0 mg/L | - | Resolved | Nov 30, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MR | No | No | - | 4.0 mg/L | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MR | No | No | - | 4.0 mg/L | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MR | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MR | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.05 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.05 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.1 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.003 mg/L | - | Resolved | Dec 8, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.04 mg/L | - | Resolved | Dec 8, 2023 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.