2009 Water Quality Report of the Pace Water
System
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2009 Water Quality Report of the
Pace Water System
We're pleased to present to you this year's Annual Water Quality Report. This report is designed to inform you about the quality 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. Our water source is ground water pumped from ten (10) wells located in the sand and gravel aquifer. Treatment of the water consists of chlorination and lime addition.
In 2009 the Department of Environmental Protection performed a Source Water Assessment on our system. The assessment was conducted to provide information about any potential sources of contamination in the vicinity of our wells. There are eleven (11) potential sources of contamination identified for this system with low to moderate susceptibility levels. The assessment results are available on the FDEP Source Water Assessment and Protection Program website at
www.dep.state.fl.us/swapp or they can be obtained from Ronnie Hicks, Water Manager at (850)994-5129.If you have any questions about this report or concerning your water utility, please contact
Ted Dotson, General Manager at (850)994-5129. We encourage our valued customers to be informed about their water utility. If you want to learn more, please attend any of our regularly scheduled meetings. They are held on the second Tuesday of every month at 7:00 p.m. in the Water System Board Room located at 4401 Woodbine Road, Pace, Florida 32571.Pace Water System routinely monitors for contaminants in your drinking water according to Federal and State laws, rules, and regulations. Except where indicated otherwise, this report is based on the results of our monitoring for the period of January 1 to December 31, 2009. Data obtained before January 1, 2009, and presented in this report are from the most recent testing done in accordance with the laws, rules, and regulations.
In the table below, you may find unfamiliar terms and abbreviations. To help you better understand these terms we've provided the following definitions:
Action Level (AL): The concentration of a contaminant which, if exceeded, triggers treatment or other requirements that a water system must follow.
Initial Distribution System Evaluation (IDSE): An important part of the Stage 2 Disinfection Byproducts Rule (DBPR). The IDSE is a one-time study conducted by water systems to identify distribution system locations with high concentrations of trihalomethanes (THMs) and haloacetic acids (HAAs). Water systems will use results from the IDSE, in conjunction with their Stage 1 DBPR compliance monitoring data, to select compliance monitoring locations for the Stage 2 DBPR.
Maximum Contaminant Level or MCL: 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 or MCLG: 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.
Maximum residual disinfectant level or 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 or MRDLG: The level of a drinking water disinfectant below which there is no known or expected risk to health. MRDLGs do not reflect the benefits of the use of disinfectants to control microbial contaminants.
"
ND" means not detected and indicates that the substance was not found by laboratory analysis.Parts per billion (ppb) or Micrograms per liter (μg/l) – one part by weight of analyte to 1 billion parts by weight of the water sample.
Parts per million (ppm) or Milligrams per liter (mg/l) – one part by weight of analyte to 1 million parts by weight of the water sample.
Picocurie per liter (pCi/L) - measure of the radioactivity in water.
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2009 TEST RESULTS TABLE Radiological Contaminants |
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Contaminant and Unit of Measurement |
Dates of sampling (mo./yr.) |
MCL Violation Y/N |
Level Detected |
Range of Results |
MCLG |
MCL |
Likely Source of Contamination |
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|
Alpha emitters (pCi/L) |
7/2008 |
N |
2.1 |
ND-2.1 |
0 |
15 |
Erosion of natural deposits |
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|
Radium 226 + 228 or combined radium (pCi/L) |
7/2008 |
N |
0.9 |
ND-0.9 |
0 |
5 |
Erosion of natural deposits |
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Microbiological Contaminants |
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|
Contaminant and Unit of Measurement |
Dates of sampling (mo./yr.) |
MCL Violation Y/N |
Highest Monthly Percentage/Number |
MCLG |
MCL |
Likely Source of Contamination |
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|
Total Coliform Bacteria |
1-12/2009 |
N |
1.9% |
0 |
For systems collecting at least 40 samples per month: presence of coliform bacteria in 5% of monthly samples. |
Naturally present in the environment |
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|
Inorganic Contaminants |
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|
Contaminant and Unit of Measurement |
Dates of sampling (mo./yr.) |
MCL Violation Y/N |
Level Detected |
Range of Results |
MCLG |
MCL |
Likely Source of Contamination |
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|
Barium (ppm) |
7/2008 |
N |
0.037 |
0.0045-0.037 |
2 |
2 |
Discharge of drilling wastes; discharge from metal refineries; erosion of natural deposits |
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|
Lead (point of entry) (ppb) |
7/2008 |
N |
4.8 |
ND-4.8 |
N/A |
15 |
Residue from man-made pollution such as auto emissions and paint; lead pipe, casing, and solder |
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Nitrate (as Nitrogen) (ppm) |
8/2009 |
N |
1.9 |
ND-1.9 |
10 |
10 |
Runoff from fertilizer use; leaching from septic tanks, sewage; erosion of natural deposits |
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|
Sodium (ppm) |
7/2008 |
N |
2.3 |
1.5-2.3 |
N/A |
160 |
Salt water intrusion, leaching from soil |
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|
Thallium (ppb) |
7/2008 |
N |
1.2 |
ND-1.2 |
0.5 |
2 |
Leaching from ore-processing sites; discharge from electronics, glass, and drug factories |
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Stage 1 Disinfectants and Disinfection By-Products |
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Disinfectant or Contaminant and Unit of Measurement |
Dates of sampling (mo./yr.) |
MCL or MRDL Violation Y/N |
Level Detected |
Range of Results |
MCLG or MRDLG |
MCL or MRDL |
Likely Source of Contamination |
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|
Chlorine (ppm) |
1-12/2009 |
N |
0.8 |
0.78-0.83 |
MRDLG = 4 |
MRDL = 4.0 |
Water additive used to control microbes |
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Haloacetic Acids (five) (HAA5) (ppb) |
7/2008 |
N |
0.338 |
ND-3.38 |
NA |
MCL = 60 |
By-product of drinking water disinfection |
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TTHM [Total trihalomethanes] (ppb) |
7/2008 |
N |
0.521 |
ND-4.21 |
NA |
MCL = 80 |
By-product of drinking water disinfection |
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Lead and Copper (Tap Water) |
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Contaminant and Unit of Measurement |
Dates of sampling (mo./yr.) |
AL ExceededY/N |
90th Percentile Result |
No. of sampling sites exceeding the AL |
MCLG |
AL (Action Level) |
Likely Source of Contamination |
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|
Copper (tap water) (ppm) |
8/2007 |
N |
0.36 |
0 of 31 exceeded AL |
1.3 |
1.3 |
Corrosion of household plumbing systems; erosion of natural deposits; leaching from wood preservatives |
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|
Lead (tap water) (ppb) |
8/2007 |
N |
4.9 |
0 of 31 exceeded AL |
0 |
15 |
Corrosion of household plumbing systems, erosion of natural deposits |
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We are required to monitor your drinking water for total coliform bacteria on a regular basis. Results of regular monitoring are an indicator of whether or not our drinking water meets health standards. On November 5, 2009 we collected one (1) sample in our distribution system that indicated the presence of total coliform bacteria. We are required to collect repeat samples within 24 hours to confirm the positive sample analysis. Our repeat samples were not collected until December 22, 2009; however, the repeat samples were absent of bacteria. Technically, the presence or absence of coliforms immediately after the November 5
th sample cannot be verified since no samples were taken within the following 24 hour period thus the health effects are unknown. However, all other microbiological distribution samples taken in the year 2009 were negative (none present). We have reviewed and updated our sampling procedure to insure this does not happen again.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. Pace Water System, Inc. is responsible for providing high quality drinking water, but 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.
The sources of drinking water (both tap water and bottled water) include rivers, lakes, streams, ponds, reservoirs, springs, and wells. As water travels over the surface of the land or through the ground, it dissolves naturally occurring minerals and, in some cases, radioactive material, and can pick up substances resulting from the presence of animals or from human activity.
Contaminants that may be present in source water include:
(A)
(B)
Inorganic contaminants, such as salts and metals, which can be naturally-occurring or result from urban stormwater runoff, industrial or domestic wastewater discharges, oil and gas production, mining, or farming.(C)
Pesticides and herbicides, which may come from a variety of sources such as agriculture, urban stormwater runoff, and residential uses.(D)
Organic chemical contaminants, including synthetic and volatile organic chemicals, which are by-products of industrial processes and petroleum production, and can also come from gas stations, urban stormwater runoff, and septic systems.(E)
Radioactive contaminants, which can be naturally occurring or be the result of oil and gas production and mining activities.In order to ensure that tap water is safe to drink, the EPA prescribes regulations, which limit the amount of certain contaminants in water provided by public water systems. The Food and Drug Administration (FDA) regulations establish limits for contaminants in bottled water, which must provide the same protection for public health.
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 the water poses a health risk. More information about contaminants and potential health effects can be obtained by calling the Environmental Protection Agency’s Safe Drinking Water Hotline at 1-800-426-4791.