GREENFIELDS COUNTRY DAY SCHOOL
Arizona — Non-Transient Non-Community — PWSID: AZ0420368
System Information
| PWSID | AZ0420368 |
| System Name | GREENFIELDS COUNTRY DAY SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | TUCSON |
| ZIP Code | 85741 |
| Address | ATTN: Marcus Calhoun-Lopez |
| Organization | GREENFIELDS COUNTRY DAY SCHOOL |
| Phone | 520-297-2288 |
Population & Service
| Population Served | 163 |
| Service Connections | 20 |
Drinking Water Violations (236)
This water system has 236 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2025 | — | |
| Feb 16, 2025 | — | Other | No | No | — | — | — | Resolved | Apr 29, 2025 | — | |
| Feb 16, 2025 | — | Other | No | No | — | — | — | Resolved | Apr 29, 2025 | — | |
| Jan 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Apr 22, 2025 | — | |
| Jan 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Apr 22, 2025 | — | |
| Dec 20, 2024 | — | Other | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Dec 20, 2024 | — | Other | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Feb 11, 2025 | — | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2024 | — | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2024 | — | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2024 | — | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2024 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Mar 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Apr 27, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2022 | Mar 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jul 2, 2021 | — | Other | No | No | — | — | — | Resolved | Aug 25, 2021 | — | |
| Jul 2, 2021 | — | Other | No | No | — | — | — | Resolved | Aug 25, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2021 | — |
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.