OR41 00225 | CORVALLIS, CITY OF | Classification: COMMUNITY |
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Contact: | CHAD MARSHALL OR TOM HUBBARD | Phone: 541-754-1758 |
PO BOX 1083 | County: BENTON | |
CORVALLIS, OR 97339 | Activity Status: ACTIVE -- History | |
Population: 56,000 | Number of Connections: 16,803 | |
Operating Period: January 1 to December 31 | Regulating Agency: REGION 2 | |
Certified Operator(s) | Owner Type: LOCAL GOVERNMENT | |
Required: Y | Licensed By: N/A | |
Distribution class: 4 | Approved Drinking Water Protection Plan: No | |
Treatment class: 4 | Source Water Assessment: Yes | |
Filtration Endorsement Required: No | Last Survey Date: Sep 16, 2021 |
Sources | |||||
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Facility ID | Facility Name | Activity Status | Availability | Source Type | |
EP-A | EP FOR TAYLOR WTP | A | SW | ||
SRC-AA | WILLAMETTE RIVER | A | Permanent | SW | |
EP-B | EP FOR ROCK CREEK WTP | A | SW | ||
SRC-BA | NORTH FORK ROCK CREEK RES | A | Permanent | SW | |
SRC-BB | SOUTH FORK ROCK CREEK | A | Permanent | SW | |
SRC-BC | GRIFFITH CREEK | A | Permanent | SW | |
SRC-BD | ROCK CREEK (EMERGENCY) | I | Emergency | SW |
Treatment | |||||
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Facility ID | Facility Name | Filter Type | Giardia Removal Credit |
Treatment Process | Treatment Objective |
WTP-A | TP FOR TAYLOR WTP | Conventional Filtration | 2.5-log | FILTRATION, RAPID SAND | PARTICULATE REMOVAL |
HYPOCHLORINATION, POST | DISINFECTION | ||||
HYPOCHLORINATION, PRE | DISINFECTION | ||||
PH/ALKA ADJ-SODA ASH | CORROSION CONTROL | ||||
FLUORIDATION | OTHER | ||||
COAGULATION | PARTICULATE REMOVAL | ||||
FLOCCULATION | PARTICULATE REMOVAL | ||||
PH ADJUSTMENT, PRE | PARTICULATE REMOVAL | ||||
RAPID MIX | PARTICULATE REMOVAL | ||||
SEDIMENTATION | PARTICULATE REMOVAL | ||||
PERMANGANATE | TASTE / ODOR CONTROL | ||||
WTP-B | TP FOR ROCK CREEK WTP | Conventional Filtration | 2.5-log | FILTRATION, RAPID SAND | PARTICULATE REMOVAL |
HYPOCHLORINATION, POST | DISINFECTION | ||||
HYPOCHLORINATION, PRE | DISINFECTION | ||||
PH/ALKA ADJ-SODA ASH | CORROSION CONTROL | ||||
FLUORIDATION | OTHER | ||||
COAGULATION | PARTICULATE REMOVAL | ||||
FLOCCULATION | PARTICULATE REMOVAL | ||||
PH ADJUSTMENT, PRE | PARTICULATE REMOVAL | ||||
RAPID MIX | PARTICULATE REMOVAL | ||||
SEDIMENTATION | PARTICULATE REMOVAL | ||||
PERMANGANATE | TASTE / ODOR CONTROL |
Consumer Confidence Reports (Last 5 Years) | |||
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For Year | Date Received | Date Certified | |
2022 | Due 7/1/2023 | 2021 | Mar 11, 2022 | Mar 11, 2022 | 2020 | Jun 09, 2021 | Jun 09, 2021 | 2019 | May 27, 2020 | May 27, 2020 | 2018 | May 30, 2019 | May 30, 2019 |
Cross Connection/Backflow Prevention Information (Last 3 Records) | ||
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Enabling Authority Received | Annual Summary Report Received |
Fee Invoice Paid |
Yes (PDF) | 2022 (PDF) | 2022 |
2021 (PDF) | 2021 | |
2020 (PDF) | 2020 |