Sources of Water Message from
SCV Water provides The General Manager drinking water from multiple sources. L.A. County Waterworks District #36 Dear Customer: Newhall Water Division State Water Project Santa Clarita Water Division water is imported from Valencia Water Division SCV Water and Los Angeles Waterworks District #36 take great — SCV Water Boundary Northern California, is pride in reporting that, in 2018, your tap water again met or treated through one of our surpassed all U.S. Environmental Protection Agency and California two treatment plants and State drinking water health standards. State-certified operators then enters the distribution working in our water treatment and distribution systems make system. Groundwater is certain that your tap water is pleasant tasting and safe to drink pumped from two natural through constant monitoring, sampling, testing and maintenance. underground aquifers, the Alluvial and the Saugus Last year, our water quality staff performed over 20,000 tests Formation. Recycled and analyzed samples from 64 drinking water sources for more water is also provided than 285 drinking water contaminants. Many of these tests are for some irrigation uses. These sources are served in various conducted in our own state-of-the-art and state-certified Water proportions to service areas within the Newhall Water Division Quality Laboratory. (NWD), Santa Clarita Water Division (SCWD), and Valencia Water Division (VWD.) In addition, SCVWA provides treated water to Los Water quality is only one component of the total value of water. Angeles County Waterworks District #36. As a regional water agency, SCV Water is better positioned to take a holistic approach to major initiatives and mandates in the Los Angeles County Waterworks District #36 serves coming years, such as groundwater sustainability and watershed customers located in Hasley Canyon and Val Verde. Customers management. On behalf of all of our employees, thank you for received 0% imported water and 100% local groundwater in 2018. allowing us to serve you.
SCV Water - Newhall Water Division serves customers Sincerely, located in the Castaic, Newhall, Pinetree and Tesoro del Valle areas. In 2018, Castaic customers received 58% imported Matthew G. Stone | General Manager | SCV Water water and 42% local groundwater, Newhall customers Website: www.yourscvwater.com received 56% imported water and 44% local groundwater. Pinetree customers received 99.7% imported water and 0.3% Adam Ariki | District Engineer | LACWD #36 local groundwater, and Tesoro del Valle customers received Website: www.lacwaterworks.org 100% imported water.
SCV Water - Santa Clarita Water Division provides water to a portion of the City of Santa Clarita and unincorporated areas of Los Angeles County including Saugus, Canyon Country and Newhall. Customers received approximately 88% imported water and 12% local groundwater in 2018.
SCV Water - Valencia Water Division supplies water to customers in Valencia, Stevenson Ranch, and parts of The State Water Resources Control Board Division Castaic, Saugus, and Newhall. In 2018, customers received of Drinking Water (DDW) requires community water 51% imported water, 48% local groundwater and 1% recycled systems to publish and make available an annual Consumer Confidence Report to provide background water (delivered to large landscape customers). on the quality of your water and to show compliance with federal and state drinking water standards. For more information about our water sources, please visit www.yourscvwater.com. SCV Water By the numbers
L.A. County Waterworks District #36 Newhall Water Division Santa Clarita Water Division Valencia Water Division — SCV Water Boundary
273,000 141,000 ACRE FEET 44 ACTIVE WELLS POPULATION SERVED BANKED IN KERN COUNTY GROUNDWATER
195 SQUARE MILES 95 LOCAL 887 MILES PIPELINE SERVICE AREA STORAGE RESERVOIRS/ INFRASTRUCTURE 145 MILLION GALLON CAPACITY SCV’S Groundwater Conservation: Sustainability Agency A California Way of Life Aims to Protect Resources Years of drought made Californians more aware than ever of the need to use water as efficiently as possible. SCV Water is committed to continuing to help customers conserve – both SCV Water is helping lead development inside and outside the home. In 2018, SCV Water customers saved about 6.8 of a management plan to protect and billion gallons of water – enough to fill almost 10,000 Olympic-sized pools! improve local groundwater resources, which are vital during times of drought. SCV Water offers a free water survey to help residents identify ways they can save water. The survey takes place at home, where a consultant will check for leaks, install water-saving devices and share conservation tips As part of California’s Sustainable and information. Groundwater Management Act (SGMA), governments and water agencies of Customers can also receive a free Water Efficiency Kit for their homes. The high- and medium- priority basins are Water Efficiency Kit includes: required to halt overdraft and bring the 6 1 WaterSense® labeled shower head basins into balanced levels of pumping 6 2 WaterSense® labeled bathroom faucet aerators and recharge. Under SGMA, the basins should reach sustainability within 20 6 2 hose nozzles, 1 replacement toilet flapper years of implementing their plans. 6 2 leak detector dye tablet packs
As a result, SCV Water’s Board of Water conservation is vital to maintaining a sustainable water supply for the Directors has joined with the City of Santa Clarita Valley and all of California. Educating local residents on how to conserve water is one of the many ways SCV Water ensures a reliable supply Santa Clarita, County of Los Angeles of high-quality water. Learn more at conserve.yourSCVwater.com. Planning Department and Los Angeles County Waterworks District 36 to form the Santa Clarita Valley Groundwater Sustainability Agency (SCV-GSA). Rebates. Save Water AND Money! By January 2022, the SCV-GSA will develop a Groundwater Sustainability Becoming water efficient saves money over time, but it can cost money Plan tailored to the resources and needs of the community to to get started. SCV Water offers rebates for devices like pool covers, smart irrigation controllers, and other irrigation components to help maintain and improve resource management where necessary. support customers in their water-saving efforts. We depend on groundwater to augment our supply of imported LAWN REPLACEMENT >> $2.00 per square foot for living grass water, so it is very important to maintain a healthy aquifer. As the removed; projects must be between 250 and 2,500 square feet process moves along, we will be working to educate and inform of living grass to be removed our customers about this vital resource and encourage their participation in forming a plan. SMART CONTROLLER >> $150 rebate on qualified controllers POOL COVERS >> Up to $200 rebate SCV-GSA will include public outreach as it develops a basin management strategy and will seek input from customers. SOIL MOISTURE SENSORS >> Up to $150 rebate per residential account for equipment on eligible sensors In the Santa Clarita Valley, about half of the water supply is Get more rebate details at conserve.yourSCVwater.com. produced by local groundwater. The SCV-GSA is responsible for water in the Santa Clara River Valley East Subbasin, which is located between the Los Angeles-Ventura County Line and Highway 14. It Did you know? includes the neighborhoods of Castaic, Stevenson Ranch, Valencia, In 2018, the agency helped replace 192,000 square feet of turf, and rebated Newhall, Saugus and Canyon Country. 205 smart irrigation controllers and 30 pool covers. In addition, SCV Water provided 301 free in-home water conservation check-ups, where specialists walk residents through ways to save water at their houses. And, more than For more information, visit www.scvgsa.org. 600 people took advantage of landscape classes to learn how to have a yard that looks good, is easy to maintain, and doesn’t use a lot of water. State, National Awards Acknowledge Fiscal Responsibility
SCV Water was recognized at the state and national levels As a regional water provider, SCV Water strives to be for meeting the highest principles in municipal budgeting. financially responsible by reducing the cost of water management, streamlining resources and increasing The California Society of Municipal Finance Officers and the efficiencies to better serve customers in the Santa Government Finance Officers Association issued awards Clarita Valley. for sound financial management for the agency’s FY 2018- 2019 budget. That budget captured the reorganization Our goal is to deliver a budget that provides clear information and monetary savings that took place after SCV Water was to the public we serve. These awards for outstanding financial created in January 2018. management confirm we are on the right track. WHERE DOES our WATER COME FROM? SANTA CLARITA VALLEY WATER SUPPLY PORTFOLIO SANTA CLARITA VALLEY WATER SUPPLY PORTFOLIO
S a c r a m State Water Project
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R Snowpack S i v a e c r r a m State Water Project
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Sacramento SIERRA NEVADA DELTA
S a Sacramento San Francisco n J SIERRA NEVADA o a q u in R iv e S r a San Francisco n J California Aqueduct o a FRESNO q u in R iv e Imported Water r California Aqueduct (State Water Project) BAKERSFIELD SCV Water State Water Project San Luis Banked Water About half of our water comes from the Supplies Obisbo 50% of SCV Water SupplyBAKERSFIELD Sierra Nevada range. It flows off the mountains Edmonston State Water Project Pumping About half of our water comes fromPlant the San Luis then through the delicate Sacramento-San Joaquin CASTAIC Santa Obisbo LAKE Clarita Delta before reaching the Santa ClaritaSierra NevadaValley via range. the It flows off the mountains LOS ANGELES then through the delicate Sacramento-San Joaquin Santa State Water Project aqueduct. Clarita Delta before reaching the Santa Clarita Valley via the LOS ANGELES Groundwater State Water Project aqueduct. Groundwater is local, sustainable and cost-effective. It represents about half of our supply in an average year. A series of wells pump the groundwater into our system. Groundwater is local, sustainable and cost-effective. It represents about half of our supply in an average year. A series of wells pump the groundwater Recycled Water into our system. SCV Water has the opportunity to significantly expand its recycled water production in the coming years. The longterm goal is to serve more than 10,000 acre-feet of recycled water – roughlySCV Water45 times has what the opportunity is served today. to significantly expand its recycled water production in the coming years. The longterm goal is to serve more than 10,000 Water Banking acre-feet of recycled water – roughly 45 times what is served today. SCV Water stores (“banks”) about 141,000 acre-feet of water in Kern County. We can call for this water in times of need. yourSCVwater.com SCV Water stores (“banks”) about 141,000 acre-feet of water in Kern County. We can call for this water in times of need. yourSCVwater.com 20192019 WaterWater QualityQuality ReportReport
Your water demands are in GOODGOOD HANDS!HANDS! CONTAMINANTS THAT MAY BE PRESENT IN SOURCE Important Information WATER INCLUDE: Microbial contaminants, such as viruses and bacteria that may come from sewage treatment plants, septic from the EPA about systems, agricultural livestock operations and wildlife. drinking water Inorganic contaminants, such as salts and metals, that can be naturally-occurring or result from urban stormwater runoff, industrial or domestic wastewater Some people may be more discharges, oil and gas production, mining, or farming. vulnerable to contaminants in Pesticides and herbicides that may come from a variety drinking water than the general of sources such as agriculture, urban stormwater runoff population. Immuno-compromised and residential uses. persons such as persons with Organic chemical contaminants, including synthetic cancer undergoing chemotherapy, and volatile organic chemicals that are by-products of persons who have undergone industrial processes and petroleum production, and can organ transplants, people with also come from gas stations, urban stormwater runoff, HIV/AIDS or other immune system agricultural application and septic systems. disorders, some elderly, and infants Radioactive contaminants that can be naturally- can be particularly at risk from occurring or be the result of oil and gas production and infections. These people should mining activities. seek advice about drinking water from their health care providers. In order to ensure that tap water is safe to drink, the U.S. EPA The U.S. EPA/Centers for Disease and the State Water Resources Control Board (SWRCB) Division Control (CDC) guidelines on of Drinking Water (DDW) prescribe regulations that limit the appropriate means to lessen the amount of certain contaminants in water provided by public risk of infection by Cryptosporidium water systems. U.S. Food and Drug Administration regulations and other microbial contaminants and California law also establish limits for contaminants and are available from the U.S. in bottled water that provide protection for public health. EPA’s Safe Drinking Water Hotline Additional information on bottled water is available on the (1-800-426-4791). California Department of Public Health website (https://www. cdph.ca.gov/programs/CEH/DFDCS/Pages/fdbprograms/ foodsafetyprogram/water.aspx).
Every water division completed the Drinking Water Source DRINKING WATER SOURCE Assessment and Protection (DWSAP) program for existing ASSESSMENT & PROTECTION groundwater sources in 2002. DWSAPs are also completed The sources of drinking water for each new groundwater well placed into service by water (both tap water and bottled water) systems. Each DWSAP looks at vulnerability to contamination include rivers, lakes, streams, and assesses potential sources of contamination from sources ponds, reservoirs, springs, and such as: dry cleaners, auto repair shops, gas stations, medical wells. As water travels over the facilities, schools and other facilities located in the vicinity of surface of the land or through each groundwater source. For more information regarding the ground, it dissolves naturally DWSAPs, contact your local water system whose contact occurring minerals and, in some information is included in this report or visit the following cases, radioactive material, and can website: https://www.waterboards.ca.gov/drinking_water/ pick up substances resulting from certlic/drinkingwater/DWSAP.html. You may request a the presence of animals or from summary of the assessment be sent to you by contacting the human activity. SWRCB, DDW district engineer at (818) 551-2004. MICROBIOLOGICAL groundwater. These include chloride, fluoride, nitrate, nitrite, Microbial contaminants, such as viruses and bacteria, can be calcium, magnesium, potassium and sodium. Collectively, naturally occurring or result from urban storm water runoff, these are referred to as Total Dissolved Solids (TDS). Calcium sewage treatment plants, septic systems, agricultural livestock and magnesium make up what is known as water hardness operations and wildlife. which can cause scaling as a result of calcium and magnesium precipitates. Fluoride is not added to your drinking water. Any Drinking water is tested throughout the distribution systems fluoride detection is naturally occurring in the groundwater. weekly for Total Coliform (TC) bacteria. TC are naturally occurring in the environment and are indicators for finding possible Nitrate in drinking water at levels above 10 mg/L (as nitrogen) pathogenic contamination of a drinking water system. The MCL is a health risk for infants less than six months of age. Such for TC is 5% of all monthly tests showing positive results for nitrate levels in drinking water can interfere with the capacity of larger systems and two positive samples per month in smaller the infant’s blood to carry oxygen, resulting in a serious illness; systems. If TC is positively identified symptoms include shortness of breath and blueness of the skin. through routine testing, the water Nitrate levels above 10 mg/L (as nitrogen) may also affect the is further analyzed for Escherichia ability of the blood to carry oxygen in other individuals, such coli (E. coli) which indicates the as pregnant women and those with certain specific enzyme potential of fecal contamination. No deficiencies. If you are caring for an infant, or you are pregnant, E. coli was detected in any drinking you should ask advice from your health care provider. Nitrate water system in the Santa Clarita was not detected above the MCL in any sample. Valley (SCV) last year and no water DISINFECTION BY-PRODUCTS system was out of compliance with the Total Coliform Rule. Additional SCV Water - Regional uses ozone and chloramines to disinfect tests did not detect the water-borne its water while the water divisions use various forms of parasites Cryptosporidium parvum chlorine and chloramines to disinfect their groundwater or Giardia lamblia in any sample of sources. Disinfection By-Products (DBPs), which include treated imported surface water. Total Trihalomethanes (TTHMs) and Haloacetic Acids (HAA5), are generated by the interaction between naturally occurring This report reflects changes organic matter and disinfectants such as chlorine. TTHMs in drinking water regulatory and HAA5 are measured at multiple locations throughout requirements during 2016. All water the distribution system. Each location is averaged once per systems are required to comply quarter and reported as a running average by location. The with the state Total Coliform Rule. DBP bromate is formed when the primary disinfectant ozone is Effective April 1, 2016, all water systems are also required to applied converting bromide to bromate. Bromate is measured comply with the federal Revised Total Coliform Rule. The new weekly in the surface water treatment plant and compliance is federal rule maintains the purpose to protect public health based on a running annual average. by ensuring the integrity of the drinking water distribution system and monitoring for the presence of microbials (i.e., TC UNREGULATED CONTAMINANT MONITORING RULE and E. coli bacteria). The U.S. EPA anticipates greater public The U.S. EPA requires utilities to sample for emerging health protections as the new rule requires water systems that contaminates as part of the Unregulated Contaminant are vulnerable to microbial contamination to identify and fix Monitoring Rule (UCMR). Every five (5) years the U.S. EPA problems. Water systems that exceed a specified frequency prepares a list of unregulated contaminants for drinking water of total coliform occurrences are required to conduct an suppliers to analyze. UCMR results are then used to assist in assessment to determine if any sanitary defects exist. If found, the development of future drinking water regulations. We are these must be corrected by the water system. currently in the fourth round of UCMR sampling (UCMR 4) and METALS & SALTS monitoring is required by all water systems between 2018- 2020. For more information please contact your local water Metals and salts are required to be tested in groundwater once system or visit the U.S. EPA website www.epa.gov/dwucmr/ every three years and in surface water every month. A number learn-about-unregulated-contaminant-monitoring-rule. of naturally occurring salts are found in both surface and LEAD & COPPER ORGANIC COMPOUNDS Every three years, each water system is required to sample Organic chemical contaminants including synthetic and for lead and copper at specific customer taps as part of the volatile organic compounds (VOC) are by-products of industrial Lead and Copper Rule. Lead and copper are also tested in processes and petroleum production. Treated imported surface source water supplies (i.e., groundwater and surface water). water and local groundwater wells are tested at least annually If present, elevated levels of lead can cause serious health for VOCs. Trichloroethylene (TCE) and Tetrachloroethylene problems especially for pregnant women and young children. (PCE) were found in trace amounts (below the MCL) at a few No traces of lead were detected in any source waters in the locations. Consumption of water containing TCE or PCE in Santa Clarita Valley by any of the local water systems. Lead excess of the MCL over many years may lead to liver problems in drinking water is primarily from materials and components and an increased risk of cancer. associated with service lines and home plumbing systems. TURBIDITY Your water system is responsible for providing high quality drinking water but cannot control the variety of materials Turbidity is a measure of the cloudiness of the water. We monitor used in customer plumbing components. When your water has it because it is a good indicator of water quality. High turbidity been sitting for several hours, you can minimize the potential can hinder the effectiveness of disinfectants. Furthermore, at for lead exposure by flushing your tap for 30 seconds to 2 the treatment plants, turbidity is monitored because it is a good minutes before using water for drinking or cooking. If you are indicator of the effectiveness of our filtration systems. concerned about lead in your home’s water, you can have CHEMICALS IN THE NEWS – PERCHLORATE your water tested by a private laboratory. Information on lead Perchlorate is an inorganic chemical used in solid rocket in drinking water, testing methods, and steps you can take propellant, fireworks, explosives and a variety of industries. It to minimize exposure is available from the U.S. EPA’s Safe usually gets into drinking water as a result of environmental Drinking Water Hotline or at www.epa.gov/lead. contamination from historic industrial operations that used, Infants and young children are typically more vulnerable stored, or disposed of perchlorate and its salts. Perchlorate has to lead in drinking water than the general population. It is been shown to interfere with uptake of iodide by the thyroid possible that lead levels at your home may be higher than at gland, and thereby reduce the production of thyroid hormones other homes in the community as a result of materials used in leading to adverse effects associated with inadequate your home’s plumbing. If you are concerned about elevated hormone levels. lead levels in your home’s water, you may wish to have your A known perchlorate contaminant plume has been identified water tested and/or flush your tap for 30 seconds to 2 minutes and several wells have tested positive for perchlorate. In October before using tap water. Additional information is available from 2007, the DDW adopted an MCL of 6 ug/L for perchlorate. DDW the U.S. EPA Safe Drinking Water Hotline (1-800-426-4791). issued an amendment to SCVWA - Regional Division’s Domestic California Assembly Bill 746 published on October 12, Water Supply Permit on December 30, 2010, authorizing the 2017, effective January 1, 2018, requires communityuse water of the perchlorate-treatment facility and, on January 25, systems to test lead levels, by July 1, 2019, in drinking 2011, SCVWA - Regional introduced the treated water into the water at all California public, K-12 school sites that were distribution system in full compliance with the requirements of constructed before January 1, 2010. The number of schools its amended water-supply permit. that completed lead testing in their drinking water is shown RADIOLOGICAL TESTS in the following table: Radioactive compounds can be found in both ground and surface waters, and can be naturally occurring or be the result of oil and gas production and mining activities. Testing is conducted for two types of radioactivity: alpha and beta. If none is detected at concentrations above five picoCuries LACWD per liter (pCi/L) no further testing is required. If it is detected NWD SCWD VWD #36 above 5 pCi/L, the water must be checked for uranium and/or radium. Monitoring for radionuclides can be different for each Number of schools that groundwater well. Because of this, not all data may be from the 5 32 16 1 2018 calendar year. completed lead testing ProtectingInformation Your About Definitions Drinking Water
U.S. EPA, DDW and the California Environmental Protection Agency THE FOLLOWING DEFINITIONS AND ACRONYMS ARE USED FOR (CalEPA) set goals and legal standards for the quality of drinking water. DRINKING WATER COMPLIANCE AND REPORTING PURPOSES: These standards are intended to protect consumers from contaminants in drinking water. Most of the standards are based on the concentration • Maximum Contaminant Level (MCL): The highest level of a of contaminants, but a few are based on a Treatment Technique (TT), contaminant that is allowed in drinking water. Primary MCLs a required process intended to reduce the level of a contaminant in are set as close to the PHGs (or MCLGs) as is economically and drinking water. Drinking water, including bottled water, may reasonably technologically feasible. Secondary MCLs are set to protect the be expected to contain at least small amounts of some contaminants. odor, taste and appearance of drinking water. The presence of contaminants does not necessarily indicate that water • Maximum Contaminant Level Goal (MCLG) or Public Health poses a health risk. More information about contaminants and potential Goal (PHG): The level of a contaminant in drinking water below healthhealth effects effects can can be be obtained obtained by by calling calling the theU.S. U.S. EPA’s EPA’s Safe Safe Drinking Drinking which there is no known or expected risk to health. PHGs are set Water Hotline (1-800-426-4791). by Cal/EPA. MCLGs are set by the U.S. EPA. • Primary Drinking Water Standard (PDWS): MCLs and MRDLs for contaminants that affect health along with their monitoring forand contaminants reporting requirements, that affect andhealth water along treatment with their requirements. monitoring • Maximum Residual Disinfectant Level (MRDL): The highest level of a disinfectant allowed in drinking water. There is convincing evidence that addition of a disinfectant is necessary for control of microbial contaminants. • Maximum Residual Disinfectant Level Goal (MRDLG): The level of a drinking water disinfectant below which there is Additional Resources no known or expected risk to health. MRDLGs do not reflect nothe known benefits or expected of the risk use to health. of disinfectants MRDLGs do not to reflect control microbial Los Angeles County Waterworks District No. 36 thecontaminants. benefits of the use of disinfectants to control microbial Bing Hua, P.E. | 626-300-3337 County of Los Angeles/ Waterworks Division • Detection Limit for Purposes of Reporting (DLR): The E-mail: [email protected] | Website: www.lacwaterworks.org smallest concentration of a contaminant that can be measured and reported. DLRs are set by the DDW (same as MRL, Minimum Waterworks District No. 36 is governed by the Los Angeles County Board of Reporting Level, set by U.S. EPA). SupervisorsSupervisors that that meets meets every every Tuesday Tuesday at at 9:30 9:30 a.m. a.m. at at the the Kenneth Kenneth Hahn Hahn Hall Hall of of Administration, 500 West Temple Street, Room 381B, Los Angeles, 90012. • Regulatory Action Level (AL): The concentration of a On Tuesdays following a Monday holiday, the meetings begin at 1:00 p.m. contaminant which, if exceeded, triggers treatment or other requirements that a water system must follow. Santa Clarita Valley Water Agency (SCV Water) – Regional • Notification Level (NL): State guidelines developed by DDW Notificationthat address theLevel concentration (NL): of a contaminant which, if JeffJeff KoelewynKoelewyn | | 661-297-1600661-297-1600 x223x223 exceeded, triggers public notification. E-mail: [email protected] | Website: www.yourscvwater.com exceeded, triggers public notification. • Treatment Technique (TT): A required process intended to Santa Clarita Valley Water Agency (SCV Water) – Newhall Water reduce the level of a contaminant in drinking water. Division, Santa Clarita Water Division, and Valencia Water Division • Primary Drinking Water Contaminants: Contaminants Ryan Bye | 661-388-4988 associated with the protection of public health and that have E-mail: [email protected] | Website: www.yourscvwater.com enforceable standards. TheThe Board Board of of Directors Directors meets meets at at 6:30 6:30 pm, pm, generally, generally, on on the the first first and and third third • Secondary Drinking Water Contaminants: Contaminants Tuesdays of each month at the Rio Vista Administration Building at 27234 associated with aesthetic considerations such as taste, color Bouquet Canyon Road, Santa Clarita, 91350. Dates may vary; please visit and odor, and that have non-enforceable guidelines. website at http://yourscvwater.com/index.php/governance/#board-meetings for the Board calendar. Santa Clarita Valley Water Santa Clarita Valley Water Santa Clarita Valley Water Santa Clarita Valley Water Santa Clarita Valley Water Santa Clarita Valley Water Agency Santa Clarita Valley Water PHG Santa Clarita Valley Water Los Angeles County PARAMETERS / CONSTITUENTS UNITS MCL (AL) DLR Agency – Import Division Agency – Santa Clarita Water Agency – Valencia Water Agency – Newhall Water Division Agency – Newhall Water Division – Newhall Water Division Agency – Newhall Water Division (MCLG) Agency – Import Division Water Works District #36 Perchlorate Treatment Plant Division Division (Castaic) (Newhall) (Pinetree5) (Tesoro1) RANGE RANGE RANGE RANGE RANGE RANGE RANGE RANGE RANGE INORGANICS MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL MIN MAX TYPICAL Aluminum mg/L 1 0.6 0.05 Santa Clarita Water Division P.O. Box 903 Santa Clarita, CA 91380-9003 Valencia Water Division 24631 Avenue Rockefeller Valencia, CA 91355 Water Resources & Outreach 26501 Summit Circle, Santa Clarita, CA 91350 YOURSCVWATER.COM