For four days, academic, industry and government experts. Hiyield atrazine weed killer in the event or a medical or chemical emergency contact chemtel, inc. However, some degradates, including dea, dia, and dact have been shown to be more toxic than atrazine to mammals and birds. The strategy hdoh used to prepare this report includes. Despite its frequent presence as a wellwater contaminant, the u. Atrazine chemical name 2chloro4ethylamino6isopropylamino1,3,5triazine, cas no. Atrazine is one of the most wellexamined pesticides in the marketplace, she said, noting that there are nearly 6,000 studies in epa files on the human health and environmental effect of atrazine.
Environmental protection agency epa was in the process of considering the renewal of the syngenta corporations atrazines swiss manufacturer, and one of the worlds largest chemical companies license to continue the use of atrazine in the united states, atrazines largest market. Water utility tests miss harmful atrazine levels adamscedar hill tiffin mattoon source. Have person sip a glass of water if able to swallow. It is used to prevent pre and postemergence broadleaf weeds in crops such as maize corn and sugarcane and on turf, such as golf courses and residential lawns. The table below summarizes the total number of atrazine applications that were reported in nassau and suffolk counties in 2003, 2006, 2009, and 2012. Atrazine may alter the sexual development of frogs at environmental levels gammon et al. Atrazine united states environmental protection agency us epa. It may cause health problems if found in amounts greater than the health. Environmental protection agency great lakes national program office g17j 77 west jackson boulevard chicago, il 60604 epa 905r01010.
States, atrazine is regulated by the epa and was last reregistered in 2006. Als environmental does not sell chemicals, but offers analytical lab testing to determine the presence of various elements and chemical compounds. Atrazine 215 1912249 benzaanthracene 228 56553 benzobfluoranthene 252 205823 benzokfluoranthene 252 207089 benzoapyrene 252 50328 benzog,h,iperylene 276 191242 bromacil 260 314409 butachlor 311 23184669 butylate 317 2008415 butylbenzylphthalate 312 85687 carboxin. Health effects of atrazine pesticide action network. Epa has concluded that oatrazine is not likely to cause cancer in humans. The legal limit for atrazine in drinking water is 3 ppb. Atrazine alters sexual hormone levels, and the effects of that, especially at the embryonic stage, can be lifethreatening or have lifelong impacts.
Scientific studies have linked atrazine to a higher risk of prostate cancer, and hormonal, cardiovascular, lung and kidney problems in humans. Sep 26, 2019 agency for toxic substances and disease registry atsdr. Atrazine kills the weed by inhibiting photosynthesis. Ncga opposes epas complicity in this continued attack on atrazine. Manufactured for helena chemical company 225 schilling boulevard, suite 300 collierville, tennessee 38017 ad 070710 epa reg. Atrazine contamination in indiana pesticide action network. Atrazines primary manufacturer is syngenta and it is one of the most widely used herbicides in us and australian agriculture as of 2001, atrazine was the most commonly. To quantitatively evaluate placentallactational transfer and fetalneonatal tissue dosimetry of atr and its major metabolites, physiologically based pharmacokinetic models were developed for rat dams, fetuses and neonates. The assessment will inform epas decision on whether to allow atrazine to be used for the next 15 years. Atrazine is a concern in oregons willamette valley streams. Information quality guidelines atrazine pdf 10 pp, 47 k contact us to ask.
Us epa pesticides combined pdf of atrazine decision documents. May 11, 2016 regarding the epa s study of atrazine, dr. Environmental protection agency scientific advisory panels reevaluation of atrazine, the national corn growers association ncga reemphasizes the safety and importance of the herbicide in a new commentary. Atrazine is a widely used herbicide that can be applied before and after planting to control broadleaf and grassy weeds.
Epa, pesticide product label, drexel atrazine 4l, 09. For atrazine, however, a mammary tumor in a twogeneration rat study triggered an additional safety factor. Hold eyelid open and rinse slowly and gently with water for 1520 minutes. Environmental protection agency office of water 4601 epa811f95003 dc october 1 995 epa national primary drinking water regulations atrazine this is a factsheet about a chemical that may be found in some public or private drinking water supplies. Therefore, potential risks to terrestrial animals were considered for these degradates. Epa iris 2003 does not have an online file for diazinon.
The epa s monitoring program for atrazine was poorly designed and is not apt to find the most troubling results, which makes the statistics even more alarming. Epa documents say atrazine is not likely to be carcinogenic. It found that 40 out of 40 watersheds in the midwestern and southern united states contained atrazine, with. Finalization of atrazine ired, and completion of tolerance reassessment and reregistration eligibility process april 6, 2006 revised atrazine ired october 31, 2003 atrazine ired january 2003. Epa relies on industrybacked studies to assess health. Refined ecological risk assessment for atrazine center for. Atrazine is mainly absorbed through the roots of weeds and then transported to the actively growing tips and leaves. Atrazine s primary manufacturer is syngenta and it is one of the most widely used herbicides in us and australian agriculture. Atrazine is a member of the triazine chemical class, which includes simazine and propazine. Drexel atrazine 4l epa registration number 197 j311 atrazine reregistration label revision submission submission dated september 21, 200s oface of prmntion. Environmental protection agency concluded it was unlikely to be a carcinogenic hazard to humans. Pdf is shown below for 2 current labeled application rates for corn use 2 lb a. This entry in the iris database is preserved at the request of epa program and regional of. Epa national primary drinking water regulations atrazine this is a factsheet about a chemical that may be found in some public or private drinking water supplies.
The epa responded with a press release stating it would begin a reevaluation of atrazine. Finalization of atrazine ired, and completion of tolerance reassessment and reregistration eligibility process april 6, 2006 revised atrazine ired october 31, 2003. You may need a pdf reader to view some of the files on this page. Atrazine active ingredient data package april 1, 2015. Atrazine ingredients used in pesticide products us epa. Atrazine 4l page 1 of 10 restricted use pesticide ground and surface water concerns for retail sale to and use only by certified applicators or persons under their direct supervision and only for those uses covered by the certified applicators certification. Atrazine 215 1912249 benzaanthracene 228 56553 benzobfluoranthene 252 20582. Decision documents for atrazine combined pdf document consists of the following. The table below summarizes the total number of atrazine applications that were reported in nassau and suffolk counties in. The environmental protection agency has established a maximum contaminant level mcl in drinking water of three parts per billion of atrazine. This resulted in an mcl for atrazine of 3 ppb, which has a 5000fold safety factor. Other pertinent literature is also presented, but is described in less detail.
New epa report will lead to virtual us ban on atrazine. On january 31, 2003 epa issued an interim reregistration eligibility decision ired for the herbicide atrazine. Atrazine continues to contaminate surface water and drinking water in the united states iii n of the 153 drinking water systems. Atrazine contamination in indiana atrazine contamination is widespread in indiana. The national resources defense council nrdc published a report pdf on atrazine in 2009, in which it analyzed data compiled by the epas ecological watershed monitoring program and atrazine monitoring program from 2003 through 2006. Hormonedisrupting weed killer taints drinking water for millions of americans ewg. Still poisoning the well atrazine continues to contaminate. It is used to prevent preemergence broadleaf weeds in crops such as maize corn and sugarcane and on turf, such as golf courses and residential lawns. Triazine herbicides as atrazine in water by quantitative immunoassay, part of test methods for evaluating solid waste, physicalchemical methods pdf 20 pp, 2 k, february 2007. Environmental protection agency epa reregistered atrazine in 2006 based on the evidence of nearly 6,000 studies and more than 80,000 public comments. Background information for atrazine and deethylatrazine atrazine is a triazine herbicide an herbicide containing the striazine ring that inhibits photosynthesis in plants.
Epa announced in a 2004 federal register notice that chemicals used as pesticides would not be reassessed by the iris program. This is the concentration of atrazine that the epa considers safe to consume in drinking water over an average 70year human life span. The epa believes that water containing atrazine at or below this level is acceptable for drinking every day over the course of ones lifetime. Information quality guidelines atrazine pdf 17 pp, 257 k contact us to ask a question, provide feedback, or report a problem. All atsdr toxicological profile pdf files are electronic conversions from paper copy or other electronic ascii text files. Atrazine can be applied by spraying onto the effected area either via a ground. Ewg analysis of the epas atrazine monitoring program data, displayed on a monthly basis, and water utility 2017. Warren porter, a renowned toxicologist at the university of wisconsinmadison, told cmd. How the epa is ignoring atrazine contamination in surface and. Potential risks of atrazine use to federally threatened. Environmental protection agency office of water 4601 epa811f95003 dc october 1 995. The january 2003 atrazine interim reregistration eligibility decision ired 323 pp, 1.
Epa considers atrazine to be structurally similar and of equal toxicity to simazine and propazine. The epas monitoring program for atrazine was poorly designed and is not apt to find the most troubling results, which makes the statistics even more alarming. Water research center atrazine in drinking water and. Index for atrazine pc code 080803 pesticides us epa. Pdf the herbicide atrazine is being used for weed control in crops and also in nonagricultural areas.
Atrazine atr is a widely used chlorotriazine herbicide, a ubiquitous environmental contaminant, and a potential developmental toxicant. Attachment 1 of this active ingredient data package also contains figures illustrating the atrazine usage data for 2003, 2006, 2009, and 2012. Atrazine can travel seep or leach through soil and can enter groundwater which may be used as drinking water. Mar 21, 2016 see epas about pdf page to learn more. How the epa is ignoring atrazine contamination in surface. The atsdr toxicological profile succinctly characterizes the toxicologic and adverse health effects information for the hazardous substance described here. Epa levels of concern for chronic risk are exceeded by as much as 22, 198. Atrazine 215 1912249 benzaanthracene 228 56553 benzobfluoranthene 252 205823 benzokfluoranthene 252 207089. This product is a restricted use herbicide due to ground and surface water concerns.
Epa, pesticide product label, drexel atrazine 4l, 09292005. Atrazine continues to contaminate surface water and drinking water in the united states iii n of the 153 drinking water systems monitored,100 systems had peak maximum. It is primarily used in agriculture with the greatest use on corn, sorghum, and sugarcane. Department of health and human services, public health service. Synergistic effects of atrazine with other pesticides. Comments on proposed maximum allowable dosage levels for. Drexel atrazine 4l epa registration number 197 j311 atrazine reregistration label revision submission submission dated september 21, 200s oface of. For the general population, drinking water is an infrequent source of atrazine exposure, but estimates of seasonal intakes from drinking water in a small number of communities have exceeded the recommended limits.
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