Regulated Contaminants Contaminants, Collection Highest Level Range of Level Maximum Maximum Units Violation Likely Source Disinfectants Date Detected Detected Contaminant Of and Disinfection Goal Level Contamination By-Products Coliform Monthly 2017 1 0 1Positive N Naturally Present Bacteria in the Monthly environment By-product of 16 No goal for the ppb N Total 2017 2.1-12.2 80ppb drinking water total Trihalomethanes disinfection (TTHM) By-product of No goal for the N Haloacetic Acid 2017 drinking water 2 (HAA5) 0-3.1 60 disinfection ppb Highest Maximum Units Violation Likely Source Inorganic Collection Range of Level Maximum Level Contaminant Of Contaminants Date Detected Contaminate Level Goal Contamination Level Discharge of drilling Barium N Discharge from 2017 .0381-.0381 2 .0381 metal refineries: 2 ppm Erosion from natural deposits Erosion from natural Fluoride .19 deposits; Water 2017 .19 - .19 N additive which 4 ppm 4 promotes strong teeth; Discharge from fertilizer and aluminum factories. Runoff from fertilizer Nitrate N use; Leaching from [measured as 2017 1.83-1.83 10 2 septic tanks; sewage; 10 ppm Nitrogen] Erosion from natural deposits. Highest Level Maximum Violation Likely Source Units Radioactive Collection Range of Level Maximum Detected Contaminant Of Contaminants Date Detected Contaminate Level Goal Contamination Level 4 0 pCi/L N Erosion from natural Gross Alpha 5-10-2011 < 3 - 4 15 deposits. Compliance 7-18-2017 Violations The Lead and Copper Rule protects public health by minimizing lead and copper levels in drinking primarily by reducing water corrosivity. Lead and copper enter drinking water mainly from corrosion of lead and copper containing plumbing materials. Violation Type Violation Begin Violation End Violation Explanation LEAD CONSUMER NOTICE 09/29/2016 10/31/2016 We failed to provide the results of lead tap water monitoring to the (LCR) consumers at the locations water was tested. These were supposed to be provided no later than 30 days after learning the results. Customer’s notified violation cleared. OCCT/SOWT recommendations / 03/31/2015 2016 We failed to propose treatment to our regulator in response to results that (LCR) indicate our water needs treatment to reduce lead and / or copper levels
Regulated Contaminants Contaminants, Disinfectants and Disinfection By-Products Collection Date Highest Level Detected Range of Level Detected Maximum Contaminant Goal Maximum Level Units Violation Likely Source Of Contamination Coliform Bacteria Monthly 2017 1 0 1Positive Monthly N Naturally Present in the environment Total Trihalomethanes (TTHM) 2017 16 2.1-12.2 No goal for the total 80ppb ppb N By-product of drinking water disinfection Haloacetic Acid (HAA5) 2017 2 0-3.1 No goal for the 60 ppb N By-product of drinking water disinfection Inorganic Contaminants Collection Date Highest Level Range of Level Detected Maximum Contaminant Level Goal Maximum Contaminate Level Units Violation Likely Source Of Contamination Barium 2017 .0381 .0381-.0381 2 2 ppm N Discharge of drilling Discharge from metal refineries: Erosion from natural deposits Fluoride 2017 .19 .19 - .19 4 4 ppm N Erosion from natural deposits; Water additive which promotes strong teeth; Discharge from fertilizer and aluminum factories. Nitrate [measured as Nitrogen] 2017 2 1.83-1.83 10 10 ppm N Runoff from fertilizer use; Leaching from septic tanks; sewage; Erosion from natural deposits. Radioactive Contaminants Collection Date Highest Level Detected Range of Level Detected Maximum Contaminant Level Goal Maximum Contaminate Level Units Violation Likely Source Of Contamination Gross Alpha Compliance 5-10-2011 7-18-2017 4 < 3 - 4 0 15 pCi/L N Erosion from natural deposits. Violations The Lead and Copper Rule protects public health by minimizing lead and copper levels in drinking primarily by reducing water corrosivity. Lead and copper enter drinking water mainly from corrosion of lead and copper containing plumbing materials. Violation Type Violation Begin Violation End Violation Explanation LEAD CONSUMER NOTICE (LCR) 09/29/2016 10/31/2016 We failed to provide the results of lead tap water monitoring to the consumers at the locations water was tested. These were supposed to be provided no later than 30 days after learning the results. Customer’s notified violation cleared. OCCT/SOWT recommendations / (LCR) 03/31/2015 2016 We failed to propose treatment to our regulator in response to results that indicate our water needs treatment to reduce lead and / or copper levels
2017%20Consumer%20Confidence%20Report.docx