OAR 166-150-0195
Public Works Records — Water Treatment
(1)
Consumer Confidence Reports: Records documenting the presence of any contaminants in county water over the course of a year. Reports are mailed to county residences and businesses receiving county water. (Minimum retention: 5 years)(2)
Non-Compliance Corrective Action Records: Records documenting action taken by the agency to correct violations of primary drinking water regulations. May include reports, logs, and related records. (Minimum retention: 3 years after last action (40 CFR 141.33))(3)
Sanitary Survey Records: Records documenting surveys examining the overall condition of the agency water system. May be conducted by the agency, private consultants, or county, state, or federal agencies. Records may include written reports, summaries, and related significant documents. (Minimum retention: (a) Retain reports: Permanently (b) Retain other records 5 years)(4)
Secondary Contaminant Reports: Reports documenting the analysis of water samples to determine the level of secondary contaminants. Secondary contaminants are those which at levels generally found in drinking water do not present a health risk but may affect taste, odor, and color of water, as well as stain plumbing fixtures and interfere with water treatment processes. Information may include date, report number, analyst, time of sample collection, contaminant levels, and related data. (Minimum retention: 10 years)(5)
Variance and Exception Record: Records documenting variances and exceptions granted to the agency by regulatory agencies concerning water treatment operations. Information may include date, conditions of variance or exception, expiration date, and related data. (Minimum retention: 5 years after expiration or revocation of variance or exception)(6)
Water Bacteriological Quality Analysis Reports: Reports documenting water samples taken from various locations throughout the water system and supply sources for bacteriological tests. Information includes location, collection date, person taking samples, sample type, analysis date, laboratory name, person performing analysis, analytical method used, and the results of the analysis. (Minimum retention: 5 years)(7)
Water Chemical and Radiological Analysis: Records documenting water samples taken from various locations throughout the water system and supply sources for chemical and radiological tests. Information includes location, collection date, person collecting sample, sample type, analysis date, laboratory name, person conducting analysis, analytical method used, and results of the analysis. (Minimum retention: 10 years)(8)
Water Consumption Reports: Reports documenting statistics of daily water consumption. Useful for prediction of future flows and peak demands. Information may include water consumption in millions of gallons and cubic feet from treatment plants, springs, artesian wells, pumped wells, and reservoirs. (Minimum retention: (a) Annual reports: Permanent (b) Information summarized in annual report: 1 year (c) Information not summarized in annual report: 10 years)(9)
Water Quality Complaint Records: Records documenting complaints received from the public about the quality of agency provided water. Information often includes name, address, and phone number of complainant, nature of complaint, location, description of water, name of person responding to complaint, narrative of investigation, and resolution. (Minimum retention: 3 years after last action)(10)
Water Treatment Operations Records: Program records not listed elsewhere in this schedule that document water treatment operations. Created on a daily, monthly, and annual basis. Usually consists of reports, logs, log sheets, and related records. Subjects may include amount and types of chemicals used, filter rates, and others. (Minimum retention: (a) Annual reports: Permanent (b) Other records: 5 years)(11)
Water Turbidity Reports Reports documenting the analysis of water samples to determine the level of cloudiness caused by suspended particles. Information may include date, report number, analyst, time of sample collection, turbidity unit values for routine and check samples, and related data. (Minimum retention: 10 years)
Source:
Rule 166-150-0195 — Public Works Records — Water Treatment, https://secure.sos.state.or.us/oard/view.action?ruleNumber=166-150-0195.