| OR41 00587 | ONTARIO, CITY OF | Classification: COMMUNITY |
|---|---|---|
| Contact: | DUSTIN MOSHER | Phone: 541-889-8011 View on Map |
| 1900 SE 5TH AVE | County: MALHEUR | |
| ONTARIO, OR 97914 | Activity Status: Active -- History | |
| Population: 14,465 | Number of Connections: 4,082 | |
| Operating Period: January 1 to December 31 | Regulating Agency: REGION 1 | |
| Certified Operator(s) | Owner Type: LOCAL GOVERNMENT | |
| Required: Y | Licensed By: N/A | |
| Distribution class: 2 | Last Survey Date: Jun 16, 2022 - Outstanding Performer! | |
| Treatment class: 3 | ||
| Filtration Endorsement Required: No | Source Water Protection Status | |
| Sources | |||||
|---|---|---|---|---|---|
| Facility ID | Facility Name - Well Logs | Activity Status | Availability | Source Type | |
| EP-A | EP FOR RIVER, WELLS | A | SW | ||
| SRC-AA | SNAKE RIVER | A | Permanent | SW | |
| SRC-AB | WELL 4 - MALH1649 | A | Permanent | GU | |
| SRC-AE | WELL 6 - MALH1284 | A | Permanent | GU | |
| SRC-AF | WELL 14 - MALH1629 | A | Permanent | GU | |
| SRC-AG | WELL 15 - L88892 | A | Permanent | GU | |
| SRC-AH | WELL 16 - L88891 | A | Permanent | GU | |
| SRC-AI | WELL 17 - L106327 | A | Permanent | GU | |
| Abandoned Sources | |||||
| SRC-AC | INFILTRATION COLLECTOR - PIT | I | Permanent | GU | |
| SRC-AD | INFILTRATION COLLECTOR - POND | I | Seasonal | GU | |
| Treatment | |||||
|---|---|---|---|---|---|
| Facility ID | Facility Name | Filter Type | Giardia Removal Credit |
Treatment Process | Treatment Objective |
| WTP-A1 | TP FOR OLD PLANT | Conventional Filtration | 2.5-log | FILTRATION, RAPID SAND | PARTICULATE REMOVAL |
| HYPOCHLORINATION, POST | DISINFECTION | ||||
| HYPOCHLORINATION, PRE | DISINFECTION | ||||
| PH ADJ-CAUSTIC SODA | CORROSION CONTROL | ||||
| PERMANGANATE | IRON REMOVAL | ||||
| COAGULATION | PARTICULATE REMOVAL | ||||
| FLOCCULATION | PARTICULATE REMOVAL | ||||
| RAPID MIX | PARTICULATE REMOVAL | ||||
| SEDIMENTATION | PARTICULATE REMOVAL | ||||
| WTP-A2 | TP FOR WESTECH PLANT | Conventional Filtration | 2.5-log | FILTRATION, RAPID SAND | PARTICULATE REMOVAL |
| HYPOCHLORINATION, POST | DISINFECTION | ||||
| HYPOCHLORINATION, PRE | DISINFECTION | ||||
| PH ADJ-CAUSTIC SODA | CORROSION CONTROL | ||||
| PERMANGANATE | IRON REMOVAL | ||||
| COAGULATION | PARTICULATE REMOVAL | ||||
| FLOCCULATION | PARTICULATE REMOVAL | ||||
| RAPID MIX | PARTICULATE REMOVAL | ||||
| SEDIMENTATION | PARTICULATE REMOVAL | ||||
| Consumer Confidence Reports (Last 5 Years) | |||
|---|---|---|---|
| For Year | Date Received | Date Certified | |
| 2025 | Due 7/1/2026 | Due 7/11/2026 | |
| 2024 | 5/7/2025 | 5/7/2025 | |
| 2023 | 3/5/2024 | 3/5/2024 | |
| 2022 | 5/1/2023 | 5/1/2023 | |
| 2021 | 4/1/2022 | 4/1/2022 |
| Cross Connection/Backflow Prevention Information (Last 5 Years) | ||
|---|---|---|
| Enabling Authority Received | Annual Summary Report | Cross Connection Fee Status |
| Yes (pdf) | 2025 - Received (pdf) 2024 - Received (pdf) 2023 - Received (pdf) 2022 - Received (pdf) 2021 - Received (pdf) |
2026 - Paid 2025 - Paid 2024 - Paid 2023 - Paid 2022 - Paid |