HomeMy WebLinkAbout2005 Water Quality Report THE CIT Y OF
EULESS 0131334111
2005 Annual Water Quality Report Rom:
Consumer Confidence Report tiv
L ,E •
Este reporte incluye informacion importance sobre el agua para R ` -� •
•
tomar, Si tiene preguntas o'discusiones sobre este reporte en •
espanol, favor de Ilamar al tel. (817) 685-1471 par hablar con una • . ` _
persona bilingue en espanol.
Special Notice for the elderly, infants, cancer patients, All drinking water may contain contaminants.
people with HIV/AIDS or other immune problems: When drinking water meets federal standards there may not be any
Some people may be more vulnerable to contaminants in drinking health based benefits to purchasing bottled water or point of use devices.
water than the general population. Immuno-compromised persons such as Drinking water, including bottled water,may reasonably be expected to con-
persons with cancer undergoing chemotherapy, persons who have under- tain at least small amounts of some contaminants.The presence of con-
gone organ transplants, people with HIV/AIDS or other immune system dis- taminants does not necessarily indicate that the water poses a health risk.
orders,some elderly,and infants can be particularly at risk from infections. More information about contaminants and potential health effects can be
These people should seek advice about drinking water from their health obtained by calling the EPA's Safe Drinking Water Hotline(800)426-4791.
care providers.The EPA/Centers for Disease Control and Prevention
(CDC)guidelines on appropriate means to lessen the risk of infection by Secondary Constituents:
Cryptosporidium and other microbial contaminants are available from the Many constituents(such as calcium,sodium,or iron)which are often
Safe Drinking Water Hotline(1-800-426-4791). found in drinking water can cause taste,color,and odor problems.The
taste and odor constituents are called secondary constituents and are regu-
Public Participation Opportunities: lated by the State of Texas,not the EPA.These constituents are not causes
We encourage public interest and participation in our for health concern.Therefore,secondaries are not required to be reported
community's decisions affecting drinking water. Regular City Council meet- in this document but they may greatly affect the appearance and taste of
ings take place on the 2nd&4th Tuesdays of the month,at 7 p.m.at 201 your water.
N. Ector Dr.The public is welcome.
Definitions:
Our Drinking Water Meets or Exceeds All Federal (EPA) Maximum Contaminant Level Goal or MCLG:The level of a contami-
Drin king Water Requirements nant in drinking water below which there is no known or expected risk to health.
This report is a summary of the quality of the water we MCLGs allow for a margin of safety.
provide our customers.The analysis was made by using the data from the Maximum Contaminant Level or MCL:The highest permissible level of
most recent U.S. Environmental Protection Agency(EPA)required tests a contaminant in drinking water.MCLs are set as close to the MCLGs as feasible
and is presented on the opposite site.We hope this helps you become using the best available treatment technology.
Maximum Residual Disinfectant Level (MRDL):The highest level of
more knowledgeable about what's in your disinfectant allowed in drinking water.There is convincing evidence that addition of
drinking water. Listed are all of the federally regulated or monitored contam- a disinfectant is necessary for control of microbial contaminants.
inants which have been found in your drinking water.The U.S. EPA Maximum Residual Disinfectant Level Goal(MRDLG):The level of a
requires water systems to test for up to 97 contaminants. 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
Water Sources: microbial contamination.
The sources of drinking water(both tap water and bottled water) Treatment Technique(TT):A required process intended to reduce the level
include rivers, lakes,streams, ponds, reservoirs,springs,and wells.As of a contaminant in drinking water.
water travels over the surface of the land or through the ground,it dissolves Action Level(AL):The concentration of a contaminant which,if exceeded,
naturally-occurring minerals,and in some cases, radioactive material,and triggers treatment or other requirements a water system must follow.
can pick up substances resulting from the presence of animals or from
human activity.Contaminants that may be present in source water before Abbreviations
treatment include:microbes, inorganic contaminants,pesticides, herbicides, NTU Nephelometric Turbidity Units
radioactive contaminants,and organic chemical contaminants. pCi/I Piccocuries Per Liter,a measure of radioactivity
Where do we get our drinking water? ppm Parts Per Million or Milligrams Per Liter
Our drinking water is obtained from surface and ground water ppb Parts Per Billion or Micrograms Per Liter
sources. It is supplied by Trinity River Authority(Cedar Creek and Richland ppt Parts per trillion or Nanograms Per Liter
Chambers Lakes)and Euless water wells(Trinity Aquifer).TCEQ complet- ppq Parts Per Quadrillion or Picograms Per Liter
ed an assessment of our source water and results indicate that some of our MFL Million Fibers per liter,a measure of asbestos
sources are susceptible to certain contaminants.The sampling require-
ments for our water system are based on this susceptibility and previous For additional information, call the City of Euless at
sample data.Any detection of these contaminants will be found in this (817) 685-1580 or visit www.euless.org/water.
report. If we receive or purchase water from another system,their suscepti-
bility is not included in this assessment. For more information on source
water assessments and protection efforts at our system, please contact us. The City of Euless is a member of the American Water Works Association
and the Texas Water Utilities Association.
J Year or Range Contaminant I I Avg.Level Min.Level Max.Level MCL MCLG Measurment Source of Contaminant
Inorganic Contaminants
0.055 0.041 0.041 2 2 Discharge of drilling wastes and metal refineries;Erosion of
2002 Barium* 0.055 0.047 0.078 2 2 ppm natural deposits.
2002 Chromium 10 0 20 100 100 ppb Discharge from steel&pulp mills;Erosion of natural deposits.
1.02 0.7 0.7 4 4 Erosion of natural deposits;water additive which promotes
2005 Fluoride* 1.02 0.5 1.9 4 4 ppm strong teeth;Discharge from fertilizer&aluminum factories.
0.22 0.17 0.17 10 10 Runoff from fertilizer;leaching from septic tanks;sewage;
2005 Nitrate - ppm
0.22 0 0.5 10 10 erosion of natural deposits.
2002 Selenium 1.3 0 2.6 50 50 ppb Discharge from petroleum&metal refineries and mines;
erosion of natural deposits.
Organic Contaminants
2003 2005 Simazine 0.13 0 0 4 4 ppb Herbicide runoff.
0.13 0.26 0.26 4 4
2003 2005 Atrazine 0.18 0 0 3 3 ppb Runoff from herbicide used on row crops.
0.18 0.35 0.35 3 3
Maximum Residual Disinfectant Level
2005 Chloramine Residual 1.27 0.8 1.5 4 4 m Disinfectant used to control microbes.
Disinfection Byproducts
2005 Total Haloacetic Acids 15.5 0 24.8 60 ppb Byproduct of drinking water disinfection.
2005 Total Trihalomethanes 31.9 0 47.4 80 b Byproduct of drinking water disinfection.
Unre ulated Contaminants
2005 2003 Chloroform 6 0 0 ppb Byproduct of drinking water disinfection.
2005 Chloroform 6 18 18 ppb Byproduct of drinking water disinfection.
2005 2003 Bromoform 0.23 0 0 ppb Byproduct of drinking water disinfection.
2005 Bromoform 0.23 0.7 0.7 ppb Byproduct of drinking water disinfection.
2005 2003 Bromodichloromethane 5.33 0 0 ppb Byproduct of drinking water disinfection.
2005 Bromodichloromethane 5.33 16 16 ppb Byproduct of drinking water disinfection.
2005 2003 Dibromochloromethane 2.43 0 0 ppb Byproduct of drinking water disinfection.
2005 Dibromochloromethane 2.43 7.3 7.3 r'ID Byproduct of drinking water disinfection.
Year Contaminant The 90t percentile #of sites exceeding action level I Action Level Measurement Source of Contaminant
Lead and Copper Il
2004 Lead 0.8 0 15 ppb Corrosion of household plumbing;erosion of natural deposits.
2004 Copper 0.035 0 1.3 ppm Corrosion of household plumbing;erosion of natural
deposits;leaching from wood preservatives.
Turbidity-NOT REQUIRED
Year Contaminant Highest Monthly%of Positive Samples MCL Measurement Source of Contaminant
Total Coliform
2005 Total Coliform Bacteria 7 ** Presence Naturally present in the environment.
**Presence of coliform bacteria in 5%or more of the monthly samples.
Fecal Coliform-REPORTED MONTHLY TESTS FOUND NO FECAL COLIFORM BACTERIA.
Violations
Type Health Effects Duration Explanation Steps to Correct
The notice of violation from TCEQ was TCEQ will be provided with the
Coliform-Failure Failure to notify consumers of bacteriological related violation does not 9/1/05 unintentionally overlooked and not posted names of the proper city personnel
to issue or report allow for consumers to consider alternatives to drinking water that's to according to the instructions of the notice.Repeat to notify in case of any future
public notification contaminated or inadequately tested. 9/30/05 samples passed all bacteriological testing. violations so that the proper
procedures will be carried out.
Monthly samples taken from the distribution system Sampling procedures were
Total Coliform Coliforms are naturally present&are used to indicate other potentially- 9/1/05 were accidentally contaminated due to operator or reevaluated and the collection
Non-acute MCL- harmful bacteria may be present.Coliforms were found in more to laboratory errors.When this occurs,repeat samples process was corrected to assure
No Fecal Found samples than allowed&this was a warning of potential problems. 9/30/05 must be taken.Repeat samples taken by the city quality samples.
tested free from coliform contamination.
Seconda and Other Constituents Not Re.ulated
I Year Constituent Avg.Level Min.Level Max.Level Secondary Limit Measurement Source of Constituent
0.033 0.099 0.099 50
2002 Aluminum* 0.033 0 0 50 ppm Abundant naturally occurring element.
271 127 540 N/A
2005 Bicarbonate* 271 146 146 N/A ppm Corrosion of carbonate rocks such as limestone.
2002 Calcium* 18.2 1.8 1.8 N/A ppm Abundant naturally occurring element.
18.2 50.9 50.9 N/A
2005 Carbonate 6 0 11 N/A ppm Corrosion of carbonate rocks such as limestone.
62 32 32 300 Abundant naturally occurring element;used in water
2005 Chloride* 62 35 120 300 PPm purification;byproduct of oil field activity.
2002 Copper 0.026 0.01 0.041 N/A ppm Corrosion of household plumbing systems;erosion of
natural deposits;leaching from wood preservatives.
7339 22000 22000 300 Erosion of natural deposits;iron or steel water delivery
2002 Iron* 7339 0 17 300 ppb equipment or facilities.
2002 Lead 2 0 4 N/A ppb Corrosion of household plumbing;erosion of natural deposits.
.3 0 0 N/A
2002 Magnesium* 1.3 4.1 4.1 N/A PPm Abundant naturally occurring element.
2005 P.Alkalinity as CaCO3 5 0 9 N/A ppm Naturally occurring soluble mineral salts.
2005 pH* 8 7.8 8.4 7 units Measure of corrosivity of water.
8 7.9 7.9 7
229 319 351 N/A
2002 Sodium* 229 16 16 N/A PPm Erosion of natural deposits;byproduct of oil field activity.
2005 Sulfate* 75 63 95 300 ppm Naturally occurring;common industrial byproduct/byproduct
75 67 67 300 of oil field activity.
2005 Total Alkalinity as CaCO3* 228 120 120 N/A ppm Naturally occurring soluble mineral salts.
228 104 461
2005 Total Dissolved Solids* 458 291 291 1000 ppm Total dissolved mineral constituents in water.
458 260 822
52 4 7
2002 Total Hardness as CaCO3* 52 144 144 N/A ppm Naturally occurring calcium.
*Items have two measurements to reflect distribution sites and well sites.