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HomeMy WebLinkAboutDDW-2024-0093921 of 4 2023 City of Bluffdale Annual Drinking Water Quality Report We are pleased to present to you this year's Annual Drinking Water Quality Report. This report is designed to inform you about the quality of the water and services we deliver to you every day. Our constant goal is to provide you with a safe and dependable supply of drinking water. We want you to understand the efforts we make to continually improve the water treatment process and protect our water resources. We are committed to ensuring the quality of your water. We purchase our water from Jordan Valley Water Conservancy District (JVWCD – UTAH18027; WS001) which uses both surface and groundwater sources. Jordan Valley Water Conservancy District has a Drinking Water Source Protection Plan that is available for review. It provides more information such as potential sources of contamination and their source protection areas. All water provided by JVWCD is treated and meets State and EPA drinking water regulations. JVWCD has also begun water quality testing based on the Unregulated Contaminant Monitoring Rule (UCMR) and only detected a measurable amount of Lithium. No other contaminants have been detected. If you have any questions regarding source protection, contact the JVWCD office to review their source protection plan. Additional information is also available at www.jvwcd.org, or by calling 801-446-2000. We are pleased to report that our drinking water meets Federal and State requirements. If you have any questions about this report or concerning your water utility, please contact Dan Tracer, PE, at (801) 849-9432. We want our valued customers to be informed about their water utility. If you want to learn more, please attend any of Jordan Valley’s regularly scheduled board meetings. They are held at 8215 South 1300 West on the second Wednesday of every month at 3 p.m. (Some exceptions apply – check their Web site). The public is welcome. Jordan Valley Water Conservancy District routinely monitors for constituents in our drinking water in accordance with the Federal and Utah State laws. The following table shows the monitoring results for the period of January 1st to December 31st, 2023. All drinking water, including bottled drinking water, may be reasonably expected to contain at least small amounts of some constituents. It is important to remember that the presence of these constituents does not necessarily pose a health risk. Source Water Protection Jordan Valley has developed source protection plans for the watersheds of each of its sources but needs your help to ensure the protection of these valuable resources. Urban and recreational use creates various potential contaminations. Your efforts to reduce negative impacts can go a long way towards keeping our drinking water sources pristine. Jordan Valley uses three main sources for drinking water: surface water from the Provo River watershed, several local mountain streams, and groundwater from various wells in the southeast portion of the Salt Lake Valley. Each of these sources has unique concerns and protection zones. The mountain streams and the Provo River are supplied by snow melt and rain runoff and may travel through several tributaries and reservoirs before being diverted directly into one of JVWCD’s treatment facilities. About 10 percent of the water is supplied from deep underground aquifers which are also recharged by snow and rain. More information about the sources of your drinking water, potential contamination sources, and what you can do to protect them can be found at https://jvwcd.org/water. Click on the “Source Protection” link. 2 of 4 Violations The City of Bluffdale was issued notice of a pending violation on June 12, 2022 for an area (15200 S Pony Express Rd) that does not meet the minimum 40 psi operating pressure during the peak day. The City has worked with Geneva Rock Products to supply drinking water to this area at a much higher pressure. This system was constructed and is operational as of June 20, 2023. The City is awaiting the issuance of the Operating Permit based on Division of Drinking Water review. Test Results The Water Quality Table can be found on the Bluffdale City website at, https://www.bluffdale.gov/419/Water-Quality . We are proud that your drinking water meets or exceeds all Federal and State requirements. We have learned through our monitoring and testing that some constituents have been detected. The EPA has determined that your water IS SAFE at these levels. Drinking water, including bottled water, may reasonably be expected to contain at least small amounts of some contaminants. The presence of contaminants does not necessarily indicate that water poses a health risk. More information about contaminants and potential health effects can be obtained by calling the EPAs Safe Drinking Water Hotline at (800) 426-4791. In order to ensure that tap water is safe to drink, EPA prescribes regulations which limit the amount of certain contaminants in water provided by public water systems. FDA regulations establish limits for contaminants in bottled water which must provide the same protection for public health. Some people may be more vulnerable to contaminants in drinking water than the general population. Immuno-compromised persons such as persons with cancer undergoing chemotherapy, persons who have undergone organ transplants, people with HIV/AIDS or other immune system disorders, some elderly and infants can be particularly at risk from infections. These people should seek advice about drinking water from their health care providers. EPA/CDC guidelines on appropriate means to lessen the risk of infection by Cryptosporidium and other microbial contaminants are available from the Safe Drinking Water Hotline (800) 426-4791. If present, elevated levels of lead can cause serious health problems, especially for pregnant women and young children. Lead in drinking water is primarily from materials and components associated with service lines and home plumbing. We cannot control the variety of materials used in plumbing components. When your water has been sitting for several hours, you can minimize the potential for lead exposure by flushing your tap for 30 seconds to 2 minutes before using water for drinking or cooking. If you are concerned about lead in your water, you may wish to have your water tested. Information on lead in drinking water, testing methods, and steps you can take to minimize exposure is available from the Safe Drinking Water Hotline or at http://www.epa.gov/safewater/lead. Please call our office if you have questions. We at the City of Bluffdale work hard to supply top quality water to every tap. We ask that all our customers help us protect our water sources, which are the heart of our community, our way of life and our children’s future. 3 of 4 Appendix: Radon Radon is a colorless, odorless gas found naturally in soil. While it can be present in both indoor air and drinking water obtained from underground sources, it is generally not a concern for water from surface sources such as lakes and rivers. EPA estimates radon in drinking water contributes less than two percent to the total radon levels found in air. This occurs when water containing radon is used for purposes such as showering or cooking, where radon is allowed to escape into the air. When inhaled, radon may cause harm to lung tissue. Although radon in indoor air is more likely to cause lung cancer, a final rule by EPA is expected to establish an allowable radon level for drinking water. The amount of radon present in water provided by Jordan Valley is not considered a health threat. The amounts are listed in the water quality data table. Cryptosporidium Cryptosporidium is a naturally occurring, microscopic organism that may enter lakes and rivers from the fecal matter of humans or infected domestic and wild animals. When healthy adults are exposed to Cryptosporidium through the food or water they ingest, the infection usually goes away within a week or two. To those with a compromised immune system, exposure to Cryptosporidium may pose a more serious health threat. Jordan Valley is committed to providing protection against Cryptosporidium and other microorganisms by using several technologies at the treatment plants to provide a multi-barrier treatment approach. EPA has released a new rule requiring all systems treating surface water to achieve a specified level of Cryptosporidium removal as part of the treatment process. Jordan Valley is already meeting proposed requirements of this rule with existing facilities and technologies but will continue to pursue new technologies that may provide increased protection. In the following table you will find many terms and abbreviations you might not be familiar with. To help you better understand these terms we've provided the following definitions: Non-Detects (ND) - Laboratory analysis indicates that the constituent is not present. ND/Low - High - For water systems that have multiple sources of water, the Utah Division of Drinking Water has given water systems the option of listing the test results of the constituents in one table, instead of multiple tables. To accomplish this, the lowest and highest values detected in the multiple sources are recorded in the same space in the report table. Parts per million (ppm) or Milligrams per liter (mg/l) - One part per million corresponds to one minute in two years or a single penny in $10,000. Parts per billion (ppb) or Micrograms per liter (ug/l) - One part per billion corresponds to one minute in 2,000 years, or a single penny in $10,000,000. Parts per trillion (ppt) or Nanograms per liter (nanograms/l) - One part per trillion corresponds to one minute in 2,000,000 years, or a single penny in $10,000,000,000. Parts per quadrillion (ppq) or Picograms per liter (picograms/l) - One part per quadrillion corresponds to one minute in 2,000,000,000 years or one penny in $10,000,000,000,000. Picocuries per liter (pCi/L) - Picocuries per liter is a measure of the radioactivity in water. 4 of 4 Millirems per year (mrem/yr) - Measure of radiation absorbed by the body. Million Fibers per Liter (MFL) - Million fibers per liter is a measure of the presence of asbestos fibers that are longer than 10 micrometers. Nephelometric Turbidity Unit (NTU) - Nephelometric turbidity unit is a measure of the clarity of water. Turbidity in excess of 5 NTU is just noticeable to the average person. Action Level (AL) - The concentration of a contaminant which, if exceeded, triggers treatment or other. Maximum Contaminant Level (MCL) - The “Maximum Allowed” (MCL) is the highest level of a contaminant that is allowed in drinking water. MCLs are set as close to the MCLGs as feasible using the best available treatment technology. Maximum Contaminant Level Goal (MCLG) - The “Goal” (MCLG) is the level of a contaminant in drinking water below which there is no known or expected risk to health. MCLGs allow for a margin of safety. Date - Because of required sampling time frames i.e. yearly, 3 years, 4 years and 6 years, sampling dates may seem out-dated. Waivers (W) - Because some chemicals are not used or stored in areas around drinking water sources, some water systems have been given waivers that exempt them from having to take certain chemical samples, these waivers are also tied to Drinking Water Source Protection Plans. City of Bluffdale 2222 West 14400 South, Bluffdale, UTAH 84065 July 2, 2024 Division of Drinking Water Nathan Lunstad, Director P.O. Box 144830 Salt Lake City, Utah 84114-4830 Attn: Nathan Lunstad Subject: Consumer Confidence Report for the City of Bluffdale Water System (# 18004) Enclosed is a copy of the City of Bluffdale Water System Consumer Confidence Report. It contains the water quality information for our water system for the calendar year 2023 or the most recent sample data. We have delivered this report to our customers by: • Publishing the Consumer Confidence Report and report data on the City website. If you have any questions, please contact me at (801) 254-2200. Regards, Dan Tracer, P.E. Assistant City Engineer Enclosure-2023 Consumer Confidence Report MCL MCLG Violation PRIMARY INORGANICS Copper mg/L 0.198 0.670 0.028 1.300 NE No 2022 Erosion of naturally occurring deposits. Corrosion of plumbing systems. Lead mg/L 0.0012 0.0036 0.000 0.0150 NE No 2022 Erosion of naturally occurring deposits. Corrosion of plumbing systems. VOCs Chloroform ug/L 47.55 51.90 43.20 UR NE No 2023 By-product of drinking water disinfection. Dibromochloromethane ug/L 1.84 1.96 1.72 UR NE No 2023 By-product of drinking water disinfection. Bromodichloromethane ug/L 10.40 10.40 10.40 UR NE No 2023 By-product of drinking water disinfection. Bromoform ug/L <0.5 <0.5 <0.5 UR NE No 2023 By-product of drinking water disinfection. Total THMs ug/L 59.85 64.10 55.60 Various Various No 2023 Various sources. DISINFECTANTS / DISINFECTION BY-PRODUCTS MCAA ug/L <2.00 <2.00 <2.00 2.0 NA No 2023 By-product of drinking water disinfection. MBAA ug/L <1.00 <1.00 <1.00 1.0 NA No 2023 By-product of drinking water disinfection. DCAA ug/L 13.2 17.8 8.7 1.0 NA No 2023 By-product of drinking water disinfection. TCAA ug/L 20.2 20.9 19.4 1.0 NA No 2023 By-product of drinking water disinfection. DBAA ug/L <1.0 <1.0 <1.0 1.0 NA No 2023 By-product of drinking water disinfection. TOTAL HAA5 ug/L 33.4 37.2 29.6 10.0 NE No 2023 By-product of drinking water disinfection. MICROBIOLOGICAL Total Coliform % Positive per Month 0%0%0%Not >5%0.00 No 2023 MCL is for monthly compliance. All repeat samples were negative; no violations were issued. Human and animal fecal waste, naturally occurring in the environment. mg/L: milligrams per liter MCL: Maximum Contaminant Level ND: None Detected ug/L: micrograms per liter MCLG: Maximum Contaminant Level Goal NA: Not Applicable pg/L: picograms per liter TTHM: Total Trihalomethanes NE: Not Established ng/L: nanograms per liter HAA5s: Five Haloacetic Acids UR: Unregulated NTU: Nephelometric Turbidity Unit HPC: Heterotrophic Plate Count TT: Treatment Technique CU: Color Unit VOCs: Volatile Organic Compounds AL: Action Level TON: Threshold Odor Unit PCBs: Polychlorinated Biphenyls SS: Secondary Standard umhos/cm: micro ohms per centimeter SOCs: Synthetic Organic Chemicals 1/cm: One / centimeter pCi/L: picocuries per liter MFL: Millions of Fibers per Liter MPN/mL: most probable number per milileter Oocysts/1L: Oocysts per 1 liter Cysts/1L: Cysts per 1 liter Last Sampled Comments/Likely Source CITY OF BLUFFDALE Consumer Confidence Report Data 2023 Parameter Units 2023 Average 2023 Maximum 2023 Minimum Monitoring Criteria Report: C MCL MCLG Violation PRIMARY INORGANICS Antimony ug/L ND ND ND 6.00 6.00 No 2023 Discharge from petroleum refineries; fire retardants; ceramics; electronics; solder. Arsenic ug/L 1.3 4.3 ND 10.0 0.0 No 2023 Erosion of naturally occurring deposits and runoff from orchards. Asbestos MFL ND ND ND 7.0 7.0 No 2021 Decay of asbestos cement in water mains; erosion of natural deposits. Barium ug/L 50.5 104.0 ND 2000 2000 No 2023 Erosion of naturally occurring deposits. Beryllium ug/L ND ND ND 4 4 No 2023 Discharge from metal refineries and coal burning factories. Cadmium ug/L ND ND ND 5.00 5.00 No 2023 Corrosion of galvanized pipes; erosion of natural deposits. Copper ug/L 1.3 38.0 ND NE NE No 2023 Erosion of naturally occurring deposits. Chromium ug/L 0.40 9.4 ND 100.0 100.0 No 2023 Discharge from steel and pulp mills; Erosion of natural deposits. Cyanide, Free ug/L 0.90 3.7 ND 200.0 200.0 No 2023 Discharge from steel/metal factories; discharge from plastic and fertilizer factories. Fluoride mg/L 0.43 0.88 ND 4.0 4.0 No 2023 Erosion of naturally occurring deposits and discharges from fertilizers. Fluoride added at source. Lead ug/L ND ND ND NE NE No 2023 Erosion of naturally occurring deposits. Mercury ug/L ND ND ND 2.00 2.00 No 2023 Erosion of naturally occurring deposits and runoff from landfills. Nickel ug/L 0.21 3.5 ND NE NE No 2023 Erosion of naturally occurring deposits. Nitrate mg/L 0.67 2.3 ND 10.0 10.0 No 2023 Runoff from fertilizer, leaching from septic tanks, and naturally occurring organic material. Nitrite mg/L ND ND ND 1.0 1.0 No 2023 Runoff from fertilizer, leaching from septic tanks, and naturally occurring organic material. Selenium ug/L 0.45 2.4 ND 50.0 50.0 No 2023 Erosion of naturally occurring deposits. Sodium mg/L 23.2 74.2 11.7 NE NE No 2023 Erosion of naturally occurring deposits and runoff from road deicing. Sulfate mg/L 59.4 118.0 13.5 1000 NE No 2023 Erosion of naturally occurring deposits. Thallium ug/L 0.00002 0.0002 ND 2.0 0.5 No 2023 Leaching from ore-processing sites and discharges from electronics, glass and drug factories. TDS mg/L 292.4 652.0 28.0 2000 NE No 2023 Erosion of naturally occurring deposits. Turbidity (groundwater sources)NTU 0.12 0.41 0.01 5.0 NE No 2023 MCL is 5.0 for groundwater. Suspended material from soil runoff. Turbidity (surface water sources)NTU 0.04 0.84 0.02 0.3 TT No 2023 MCL is 0.3 NTU 95% of the time for surface water. Suspended material from soil runoff. Lowest Monthly % Meeting TT %100% (Treatment Technique requirement applies only to treated surface water sources) SECONDARY INORGANICS - Aesthetic Standards Aluminum ug/L 2.8 50.0 ND SS = 50-200 NE No 2023 Erosion of naturally occurring deposits and treatment residuals. Chloride mg/L 49.8 161.0 17.2 SS = 250 NE No 2023 Erosion of naturally occurring deposits. Color CU 4.2 10.0 0.12 SS = 15 NE No 2022 Decaying naturally occurring organic material and suspended particles. Iron ug/L 15.2 313.0 ND SS = 300 NE No 2023 Erosion of naturally occurring deposits. Manganese ug/L 2.4 34.0 ND SS = 50 NE No 2023 Erosion of naturally occurring deposits. Odor TON ND ND ND SS = 3 NE No 2022 Various sources. pH 7.6 8.4 6.8 SS = 6.5-8.5 NE No 2023 Naturally occurring and affected by chemical treatment. Silver ug/L ND ND ND SS = 100 NE No 2023 Erosion of naturally occurring deposits. Zinc ug/L 0.08 1.3 ND SS = 5000 NE No 2023 Erosion of naturally occurring deposits. UNREGULATED PARAMETERS - monitoring not required Alkalinity, Bicarbonate mg/L 161.4 225.0 107.0 UR NE No 2023 Naturally occurring. Alkalinity, Carbonate mg/L ND ND ND UR NE No 2023 Naturally occurring. Alkalinity, Hydroxide mg/L ND ND ND UR NE No 2023 Naturally occurring. Alkalinity, Total (CaCo3)mg/L 112.0 225.0 14.0 UR NE No 2023 Naturally occurring. Ammonia mg/L 0.30 0.30 0.30 UR NE No 2018 Runoff from fertilizer and naturally occurring. Bromide ug/L ND ND ND UR NE No 2021 Naturally occurring. Boron ug/L 35.0 39.0 31.0 UR NE No 2018 Erosion of naturally occurring deposits. Calcium mg/L 45.6 74.9 32.3 UR NE No 2023 Erosion of naturally occurring deposits. Chemical Oxygen Demand mg/L ND ND ND UR NE No 2014 Measures amount of organic compounds in water. Naturally occurring. Chloropicrin ug/L ND ND ND UR NE No 2014 Antimicrobial, fungicide chemical compound. Cobalt mg/L ND ND ND UR NE No 2022 Erosion of naturally occurring deposits. Conductance umhos/cm 452.3 1100.0 33.8 UR NE No 2023 Naturally occurring. Cyanide, Total ug/L 0.6 2.0 ND UR NE No 2023 Discharge from steel/metal factories; discharge from plastic and fertilizer factories. Dioxin pg/L ND ND ND UR NE No 2009 Industrial discharge from factories. Geosmin ng/L 3.0 12.3 ND UR NE No 2023 Naturally occurring organic compound associated with musty odor. Hardness, Calcium mg/L 116.4 186.0 12.0 UR NE No 2023 Erosion of naturally occurring deposits. Hardness, Total mg/L 189.3 357.0 75.6 UR NE No 2023 Erosion of naturally occurring deposits. Chromium VI mg/L ND ND ND UR NE No 2011 Industrial runoff and naturally occurring. Magnesium mg/L 16.7 41.3 ND UR NE No 2023 Erosion of naturally occurring deposits. Molybdenum ug/L ND ND ND UR NE No 2022 By-product of copper and tungsten mining. Oil & Grease mg/L ND ND ND UR NE No 2016 Petroleum hydrocarbons can either occur from natural underground deposits or from man made lubricants. Orthophosphates ug/L 0.019 0.22 ND UR NE No 2023 Erosion of naturally occurring deposits. Potassium mg/L 2.4 10.9 ND UR NE No 2023 Erosion of naturally occurring deposits. Silica (Silicon Dioxide)mg/L ND ND ND UR NE No 2020 Erosion of naturally occurring deposits. TSS (Total Suspended Solids)mg/L 0.4 4.0 ND UR NE No 2023 Erosion of naturally occurring deposits. Turbidity (distribution system)NTU 0.30 0.9 0.06 UR NE No 2023 Suspended material from soil runoff. Vanadium ug/L 1.4 3.3 ND UR NE No 2022 Naturally occurring. VOCs Chloroform ug/L 7.4 27.9 ND UR NE No 2023 By-product of drinking water disinfection. Dibromochloromethane ug/L 1.1 5.1 ND UR NE No 2023 By-product of drinking water disinfection. Bromodichloromethane ug/L 2.6 6.8 ND UR NE No 2023 By-product of drinking water disinfection. Bromoform ug/L ND ND ND UR NE No 2023 By-product of drinking water disinfection. All Other Parameters ug/L ND ND ND Various Various No 2023 Various sources. PESTICIDES/PCBs/SOCs Bis (2ethylhexyl) phthalate ug/L ND ND ND 6.0 0.0 No 2023 Discharge from rubber and chemical factories. All Other Parameters ug/L Various Various No 2023 Various sources. RADIOLOGICAL Radium 226 pCi/L 0.46 1.3 0.05 NE NE No 2023 Decay of natural and man-made deposits. Radium 228 pCi/L 0.28 1.3 -0.30 NE NE No 2023 Decay of natural and man-made deposits. Gross-Alpha pCi/L 1.6 3.6 0.50 15.0 NE No 2023 Decay of natural and man-made deposits. Gross-Beta pCi/L 3.5 11.0 0.9 50.0 NE No 2023 Decay of natural and man-made deposits. Uranium ug/L 0.004 0.004 0.004 30.0 NE No 2023 Decay of natural and man-made deposits. Radon pCi/L ND ND ND NE NE No 2020 Naturally occurring in soil. DISINFECTANTS / DISINFECTION BY-PRODUCTS Chlorine mg/L 0.77 1.5 0.01 4.0 NE No 2023 Drinking water disinfectant. TTHMs ug/L 21.2 66.3 ND 80.0 NE No 2023 By-product of drinking water disinfection. HAA5s ug/L 17.5 65.1 ND 60.0 NE No 2023 High result is not a violation, violation is determined on annual location average. By-product of drinking water disinfection. HAA6 ug/L 53.0 70.9 32.3 UR NE No 2023 By-product of drinking water disinfection. Highest Annual Location Wide Avg.ug/L Bromate ug/L ND ND ND 10.0 NE No 2023 By-product of drinking water disinfection. Chlorine Dioxide ug/L 0.003 0.04 ND 800 NE No 2023 Drinking water disinfectant. Chlorite mg/L 0.38 0.62 0.1 1.00 0.80 No 2023 By-product of drinking water disinfection. ORGANIC MATERIAL Total Organic Carbon mg/L 2.0 2.9 ND TT NE No 2023 Naturally occurring. Dissolved Organic Carbon mg/L 2.2 2.7 1.8 TT NE No 2023 Naturally occurring. UV-254 1/cm 0.025 0.040 0.016 UR NE No 2023 This is a measure of the concentration of UV-absorbing organic compounds. Naturally occurring. PROTOZOA (sampled at source water) Cryptosporidium Oocysts/1L ND ND ND TT 0.00 No 2017 Parasite that enters lakes and rivers through sewage and animal waste. Giardia Cysts/1L 1.5 7.0 ND TT 0.00 No 2017 Parasite that enters lakes and rivers through sewage and animal waste. MICROBIOLOGICAL Total Coliform % Positive per Month 0.00%0.00%0.00%Not >5%0.00 No 2023 MCL is for monthly compliance. All repeat samples were negative; no violations were issued. Human and animal fecal waste, naturally occurring in the environment. HPC MPN/mL 8.2 56.0 2.00 500.0 0.0 No 2023 Used to measure the overall bacteriological quality of drinking water mg/L: milligrams per liter MCL: Maximum Contaminant Level ND: None Detected ug/L: micrograms per liter MCLG: Maximum Contaminant Level Goal NA: Not Applicable pg/L: picograms per liter TTHM: Total Trihalomethanes NE: Not Established ng/L: nanograms per liter HAA5s: Five Haloacetic Acids UR: Unregulated NTU: Nephelometric Turbidity Unit HPC: Heterotrophic Plate Count TT: Treatment Technique CU: Color Unit VOCs: Volatile Organic Compounds AL: Action Level TON: Threshold Odor Unit PCBs: Polychlorinated Biphenyls SS: Secondary Standard umhos/cm: micro ohms per centimeter SOCs: Synthetic Organic Chemicals 1/cm: One / centimeter pCi/L: picocuries per liter MFL: Millions of Fibers per Liter MPN/mL: most probable number per milileter Oocysts/1L: Oocysts per 1 liter Cysts/1L: Cysts per 1 liter TTHM = 45.6 ug/L, HAA5s = 28.8 ug/L Last Sampled Comments/Likely Source None Detected JORDAN VALLEY WATER CONSERVANCY DISTRICT Consumer Confidence Report Data 2023 The table below lists all of the parameters in the drinking water detected by Jordan Valley Water Conservancy District or its suppliers in the drinking water during the calendar year of this report. The presence of these parameters in the water does not necessarily indicate that the water poses a health risk. Unless otherwise noted, the data presented in this table is from testing done in the calendar year of this report. For certain parameters, EPA and/or the State requires monitoring at a frequency less than once per year because the concentrations do not change frequently. Parameter Units 2023 Average 2023 Maximum 2023 Minimum Monitoring Criteria Report: UCMR Appendix MCL MCLG Violation Unregulated Parameters Lithium, Total ug/L 2.8 16 ND UR NE No 2023 perfluorobutanoic acid (PFBA)ug/L ND ND ND UR NE No 2023 perfluoro-3-methoxypropanoic acid (PFMPA)ug/L ND ND ND UR NE No 2023 perfluoropentanoic acid (PFPeA)ug/L ND ND ND UR NE No 2023 perfluorobutanesulfonic acid (PFBS)ug/L ND ND ND UR NE No 2023 perfluoro-4-methoxybutanoic acid (PFMBA)ug/L ND ND ND UR NE No 2023 perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)ug/L ND ND ND UR NE No 2023 nonafluoro-3,6-dioxaheptanoic acid (NFDHA)ug/L ND ND ND UR NE No 2023 1H,1H, 2H, 2H-perfluorohexane sulfonic acid (4:2FTS)ug/L ND ND ND UR NE No 2023 perfluorohexanoic acid (PFHxA)ug/L ND ND ND UR NE No 2023 perfluoropentanesulfonic acid (PFPeS)ug/L ND ND ND UR NE No 2023 hexafluoropropylene oxide dimer acid (HFPO DA)ug/L ND ND ND UR NE No 2023 perfluoroheptanoic acid (PFHpA)ug/L ND ND ND UR NE No 2023 perfluorohexanesulfonic acid (PFHxS)ug/L ND ND ND UR NE No 2023 4,8-dioxa-3H-perfluorononanoic acid (ADONA)ug/L ND ND ND UR NE No 2023 1H,1H, 2H, 2H-perfluorooctane sulfonic acid (6:2FTS)ug/L ND ND ND UR NE No 2023 perfluoroheptanesulfonic acid (PFHpS)ug/L ND ND ND UR NE No 2023 perfluorooctanoic acid (PFOA)ug/L ND ND ND UR NE No 2023 perfluorononanoic acid (PFNA)ug/L ND ND ND UR NE No 2023 perfluorooctanesulfonic acid (PFOS)ug/L ND ND ND UR NE No 2023 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)ug/L ND ND ND UR NE No 2023 perfluorodecanoic acid (PFDA)ug/L ND ND ND UR NE No 2023 1H,1H, 2H, 2H-perfluorodecane sulfonic acid (8:2FTS)ug/L ND ND ND UR NE No 2023 perfluoroundecanoic acid (PFUnA)ug/L ND ND ND UR NE No 2023 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)ug/L ND ND ND UR NE No 2023 perfluorododecanoic acid (PFDoA)ug/L ND ND ND UR NE No 2023 n-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)ug/L ND ND ND UR NE No 2023 N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)ug/L ND ND ND UR NE No 2023 perfluorotridecanoic acid (PFTrDA)ug/L ND ND ND UR NE No 2023 perfluorotetradecanoic acid (PFTA)ug/L ND ND ND UR NE No 2023 mg/L: milligrams per liter MCL: Maximum Contaminant Level ND: None Detected ug/L: micrograms per liter MCLG: Maximum Contaminant Level Goal NA: Not Applicable ng/L: nanograms per liter NE: Not Established UR: Unregulated The Unregulated Contaminant Monitoring Rule (UCMR) is a monitoring program mandated by EPA. It requires public water systems to monitor various sites every three (3) years for different parameters selected by EPA. This rule collects occurance data on parameters that EPA is considering for regulation. Sometimes EPA includes parameters that already have an MCL but they would like to know the occurance of it at significantly lower levels than the current analytical method allows. These numbers represent samples taken during the monitoring period which began in 2023 and will conclude in 2025. Last Sampled Comments/Likely Source JORDAN VALLEY WATER CONSERVANCY DISTRICT Consumer Confidence Report Data - UCMR 5 2023 The table below lists all of the parameters in the drinking water detected by Jordan Valley Water Conservancy District or its suppliers in the drinking water during the calendar year of this report for the Unregulated Contaminant Monitoring Rule. The presence of these parameters in the water does not necessarily indicate that the water poses a health risk. Unless otherwise noted, the data presented in this table is from testing done in the calendar year of this report. For certain parameters, EPA and/or the State requires monitoring at a frequency less than once per year because the concentrations do not change frequently. Parameter Units Average Maximum Minimum Monitoring Criteria