HomeMy WebLinkAbout2015 Water Quality Report THE CITY OF N •�
EUL*ESS
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2015 Annual Water Quality Report
Consumer Confidence Report
_ '_-_ (817) 685-1581 www.EulessTx.gov/Water
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Our Drinking Water Meets or Exceeds All Federal(EPA)Drinking : Contaminants may be found in drinking water that may cause taste,
Water Requirements : color,or odor problems.These types of problems are not necessarily
This report is intended to provide you with important information •. causes for health concerns.For more information on taste,odor, or
about your drinking water and the efforts made by the water system : color of drinking water,please contact the system's business office.
to provide safe drinking water.The City of Euless is a member of the •. Special Notice
American Water Works Association and the Texas Water Utilities : You may be more vulnerable than the general population to certain
Association. • microbial contaminants,such as Cryptosporidium,in drinking water.
Public Participation Opportunities: • Infants, some elderly, or immunocompromised persons such as
We encourage public interest and participation in our community's • those undergoing chemotherapy for cancer; persons who have
decisions affecting drinking water. Regular City Council meetings • undergone organ transplants;those who are undergoing treatment
take place on the second&fourth Tuesdays of the month,at 7 p.m. with steroids; and people with HIV/AIDS or other immune system
in Euless City Hall, 201 N. Ector Dr.The public is welcome. (817) • disorders,can be particularly at risk from infections.You should seek
685-1400. • advice about drinking water from your physician or health care
Water Sources: providers.Additional guidelines on appropriate means to lessen the
The sources of drinking water(both tap water and bottled water) : risk of infection by Cryptosporidium are available from the Safe
include rivers,lakes,streams,ponds,reservoirs,springs,and wells.As : Drinking Water Hotline.
water travels over the surface of the land or through the ground, it ; Required Additional Health Information for Lead
dissolves naturally-occurring minerals and,in some cases,radioactive ; If present,elevated levels of lead can cause serious health problems,
material, and can pickup substances resulting from the presence of ; especially for pregnant women and young children.Lead in drinking
animals or from human activity. ; water is primarily from materials and components associated with
Drinking water,including bottled water,may reasonably be expected ; service lines and home plumbing.We are responsible for providing
to contain at least small amounts of some contaminants. The ; high quality drinking water, but we cannot control the variety of
presence of contaminants does not necessarily indicate that water ; materials used in plumbing components.When your water has been
poses a health risk. More information about contaminants and ; sitting for several hours,you can minimize the potential for lead
potential health effects can be obtained by calling the EPAs Safe ; exposure by flushing your tap for 30 seconds to 2 minutes before
Drinking Water Hotline at(800)426-4791. ; using water for drinking or cooking.If you are concerned about lead
Contaminants that may be present in source water include: •• in your water,you may wish to have your water tested.Information
•
•Microbial contaminants, such as viruses and bacteria,which may ; on lead in drinking water,testing methods,and steps you can take to
come from sewage treatment plants, septic systems, agricultural : minimize exposure is available from the Safe Drinking Water Hotline
livestock operations,and wildlife. ; or at www.epa.gov/safewater/lead.
•Inorganic contaminants,such as salts and metals,can be naturally- ; Where do we get our Drinking Water?
occurring or result from urban storm water runoff, industrial or ; Our drinking water is obtained from surface and ground water
domestic wastewater discharges, oil &gas production, mining, or ; sources. It is supplied by Trinity River Authority(Cedar Creek and
farming. : Richland Chambers Lakes)and Euless water wells(Trinity Aquifer).
• Pesticides and herbicides, which may come from a variety of A Source Water Susceptibility Assessment for your drinking water
sources such as agriculture,urban storm water runoff,and residential source(s) is currently being updated by the Texas Commission on
uses. •. Environmental Quality.This information describes the susceptibility
• Organic chemical contaminants, including synthetic and volatile •
and types of constituents that may come into contact with your
organic chemicals,which are by-products of industrial processes and •
drinking water source based on human activities and natural
• conditions.The information contained in the assessment allows us
petroleum production, and can also come from gas stations,urban
• to focus source water protection strategies.
storm water runoff,and septic systems.
In order to ensure that tap water is safe to drink, EPA prescribes • For more information about your sources of water,please refer to the
regulations which limit the amount of certain contaminants in water ;▪ Source Water Assessment Viewer available at the following URL:
provided by public water systems. FDA regulations establish limits :•
http://www.tceq.texas.gov/gis/swaview. Further details about sources
for contaminants in bottled water which must provide the same ;•
and source water assessments are available at
protection for public health. http://dww.tceq.state.tx.us/DWW.
Coliform Bacteria
MCLG II Total Coliform Maximum Contaminant Level Highest No.of Positive Fecal Cdiform Total No.of Positive E.Coli Violation Likely Source of Contamination
or E.Col MCL or Fecal Coliform Samples
0 5%of monthly samples are positive. 0.0 percent of samples were positive 0 N Naturally present in the environment.
Lead and Copper
Lead and Copper Date Sampled MCLG The 90th Percentile Action Level Site#Over Units Violation Likely Source of Contamination
Action Level
Copper 7/7/2015 1.3 0.227 1.3 0 Ppm No Erosion of natural deposits;
Corrosion of household plumbing systems.
Lead 6/30/2015 0 1.41 15 0 ppb No Corrosion of plumbing systems;Erosion of natural deposits.
Re.ulated Contaminants
Disinfectants and Disinfection Collection Highest Level Detected Range of Levels MCLG MCL Units Violation Likely Source of Contamination
By•Products Date Detected
Arsenic 7/24/2013 0.833 0.833-0.833 0 10 ppb No Erosion of natural deposits;Runoff from orchards;Runoff from
glass&electronics production wastes.
Atrazine 1/22/2015 0.08 0.10-0.10 3 3 ppb No Runoff from herbicide used on row crops.
Barium 6/15/2015 TRA 0.041 0.0621-0.0621 2 2 ppm No Discharge of drilling wastes;Discharge from metal refineries;
Euless 0.04 0.051-0.051 Erosion of natural deposits.
Bromate 2015 <5 <5-<5 0 10* ppb No By-product of drinking water disinfection
*Compliance is based on Running Annual Average of monthly averages for Bromate at the end of each quarter,which was less than 5 ppb for each quarter in 2013.
Chromium 6/15/2015 0.68 0.68-0.68 100 100 ppb No Discharge from steel/pulp mills;Erosion of natural deposits.
Cyanide 6/15/2015 TRA 67 67-67 200 200 ppb No Discharge from steel/metal factories;Discharge from plastic and
Euless 9.49 0- 9.49 fertilizer factories.
Fluoride 2/16/2015 TRA_ 0.5 0.498-0.498 4 4.0 ppb No Erosion of natural deposits;Water additive which promotes
Euless 1.87 1.87-2.41 strong teeth;Discharge from fertilizer&aluminum factories.
Nitrate(measured as Nitrogen) 1/22/2015 TRA 0.21 0.24-0.24 10 10 ppm No Runoff from fertilizer use;Leaching from septic tanks;Sewage;
Euless 0.542 0-0.0542 Erosion of natural deposits.
Nitrite(measured as Nitrogen) 2015 0.324 0.324-0.324 1 1 ppm No Runoff from fertilizer use;Leaching from septic tanks,sewage;
erosion of natural deposits.
Simazine 2015 0.12 0.12-0.12 4 4 ppm No Herbicide runoff.
Total Organic Carbon(TOC) 2015 1.54 1.00-1.54 None TT=1.0 None No Naturally present in the environment.
Removal ratio*
*Removal ratio is the percent TOC removed by the treatment process divided by the percent of TOC removal recuired by TCEQ.
Turbidity highest single measurement 2015 0.26 0.12-0.26 0 TT=1.0 NTU No Soil runoff.Good indicator of water quality&filtration.
of samples<_0.3 NTU 2015 Lowest was 100 100-100 100 TT=95 % No
Haloacetic Acids(HAA5*) 2015 TRA 20 19.5-19.5 No goal 60 ppb No By-product of drinking water chlorination.
Euless 12.5 0- 33.1
Total Trihalomethanes 2015 TRA 55 54.9 54.9 Nogoal 80 drinking water chlorination.
Euless 35 1- 64.8 ppb No By-product of
Not all sample results may have been used for calculating the Highest Level Detected because some results maybe part of an evaluation to determine where compliance sampling should occur in the future.
Unregulated Contaminants
Contaminant Collection Average Range of Levels Units Likely Source of Contamination
Date Detected
Bromodichloromethane 2015 11.4 11.4-11.4 ppb By-product of drinking water chlorination.
Chloroform 2015 13.6 13.6-13.6 ppb By-product of drinking water chlorination.
Dibromochloromethane 2015 4.02 4.02-4.02 ppb By-product of drinking water chlorination.
Radionuclides
Contaminant Collection Highest Single Sample Range of Levels MCLG MCL Units Violation Likely Source of Contamination
Date Detected
Beta/photon emitters 6/23/08 4.6 4.6-4.6 0* 50* pCi/L No Decay of natural and man-made deposits.
*MCLG and MCL are given in exposure units of millirem/year(set at 0 and 4,respectively),but samples are measured in activity units of pico Curies/Liter(pCi/L).EPA considers 50 pCi/L to be the level of concern for Beta particles.
Secondary and Other Constituents Not Regulated
Contaminant Collection Highest Range of Levels Secondary Limit Units Violation Likely Source of Contamination
Date Detected
Aluminum 6/15/2015 86 86-86 200 ppb No Abundant naturally occurring element.
Bicarbonate[as calcium carbonate] 6/15/2015 96.5 96.5-96.5 None ppm No Erosion of carbonate rocks such as limestone.
Calcium 6/15/2015 35.6 35.6-35.6 None ppm No Abundant naturally occurring element.
Chloride 6/15/2015 15.1 15.1-15.1 300 ppm No Abundant naturally occurring element.Used in water purification;
By-product of oil field activity.
Conductivity @ 25°C 6/15/2015 338 338-338 None pohms/cm No Ability of water to conduct electricity due to electrolytes.
Copper 6/15/2015 9.7 9.7-9.7 1000* ppb No Erosion of natural deposits;Corrosion of household plumbing.
*This secondary limit is for Copper as a nuisance contaminant,apart from the primary list because it can stain fixtures and impart a bitter metallic taste to drinking water.
Magnesium 6/15/2015 3.66 3.66-3.66 None ppm No Abundant naturally occurring element.
Manganese 6/15/2015 7.3 7.3-7.3 50 ppb No Naturally occurring element.
Nickel 6/15/2015 0.91 0.91-0.91 None ppb No Naturally occurring element.
Potassium 6/15/2015 4.83 4.83-4.83 None ppm No Naturally occurring element.
pH 2015 8.8 7.1-8.8 >7.0 pH unit No Measure of the corrosivity of water.
Sodium 6/15/2015 23 23-23 None ppm No Abundant naturally occurring element:By-product of oil field activity.
Silver 1/22/2015 .04 .04-.04 100 ppb No Naturally occurring element.
Sulfate 6/15/2015 38.4 38.4-38.4 300 ppm No Naturally occurring constituent;Common industrial by-product;
By-product of oil field activity.
Total Alkalinity 6/15/2015 96.5 96.5-96.5 None ppm No Naturally occurring soluble mineral salts.
[as Calcium carbonate]
Total Dissolved Solids 6/15/2015 184 184-184 1000 ppm No Total dissolved mineral constituents in water.
Total Hardness 6/15/2015 104 104-104 None ppm No Naturally occurring soluble Calcium and Magnesium deposits.
[as Calcium carbonate]
Radioactive Contaminants Collection Highest Level Detected Range of Levels MCLG MCL Units Violation Likely Source of Contamination
Date Detected
Combined Radium 226/228 2011 2 2-2 0 5 pCi/L No Erosion of natural deposits.
Maximum Residual Disinfectant Level
Year or Range Disinfectant Avg.Level Min.Level Max.Level MRDL MRDLG Measurement Violation Source of Contaminant
2015 Chlorine Residual,Free 2.16 0.5 4 4 4 ppm No Disinfectant used to control microbes.