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Chem-News April 1991

DATE:  April 1991
TO:    Those Interested in Pesticide Information
FROM:  William G. Smith, Senior Extension Associate
                               INDEX
                                                                          
Malathion Uses Dropped                                                    
Reregistration of Supracide 2E Insecticide - Alfalfa Use to be Deleted    
Ethyl Parathion Reregistration                                            
Tolerances Set for Sethoxydim (Poast) on Corn, Strawberries               
Du Pont Recalls Benomyl Products for Atrazine Contamination               
NY Third Party Pest. Label Reg. -- Dual on Transplanted Cabbage -- 
    Reissued to NYSVGA                                                    
NYSDEC Provides Interpretation for Pesticide Containers                   
Notice for Renewal of Pesticide Applicator Cert. in NYS                   
EPA Receives Comments from NYSDEC Regarding Proposed Applicator Cert. Rule
Use of Detergents for Pesticide Purposes                                  
Update on Pesticide Recordkeeping Provision - Farm Bill                   
NY Demands Retail Disclosure of Pesticides on Produce                     
NAS "Pesticides & Children Report" Delayed by Publicity Concerns          
OPP Schedule for Decisions, Regulations Noted                             
Long Awaited Neurotoxicity Guidelines for TSCA/FIFRA Emerge               
National Pesticide Survey Project Update, Winter 1991                     
NYS Dept. of Agr. & Mkts. February 1991 Food Lab Report                   
Pesticide Briefs                                                          
                         * * * * * * * * * *
MALATHION USES DROPPED
     On March 18, 1991 the Environmental Protection Agency (EPA) published in 
the Federal Register an announcement noting deletion of 85 food/feed crop uses 
and certain other uses of malathion insecticide, following withdrawal of 
reregistration support by the Malathion Reregistration Task Force (MRTF).  
Written comments are solicited on this action by June 17, 1991.  Only the food 
and feed crops and formulation specified in List I below will be supported by 
the MRTF.  All uses in List II below will be dropped.  The two registrants 
(American Cyanamid and Cheminova) of technical malathion, used in 
manufacture of all malathion-containing products, do not intend to provide the 
required residue date (for food and feed crops, tobacco, and stored 
commodities); the 90-day inhalation study (for indoor uses, stored commodity 
treatments, domestic animals, animal  premises, and food-handling 
establishments); and domestic animal safety testing (for poultry uses).
     EPA notified, by registered mail dated 2/25/91, all registrants of 
malathion-containing products that they have until 30 days from receipt of the 
letter to indicate their intention to provide the required data to support one 
or more of the uses to be dropped.  Otherwise all unsupported uses must be 
removed from their labels within 90 days of receipt of the letter.
     If any of these uses are important to you, contact William Steller 
or Barbara Gingher (609/799-6315) of American Cyanamid representing the 
Malathion Task Force, or other registrants of malathion products to determine 
their interest in joint support for these uses. 
     Commodity organizations may have to provide financial and/or material 
support to conduct the required studies.  Crop residue data are generally the 
easiest and least expensive to deal with.  However, if additional metabolism 
data will be required or if concerns exist over the Acceptable Daily Intake 
(ADI),the cost and complexity of supporting these uses can increase 
substantially.
Table I.  Malathion uses supported by the Malathion Reregistration Task Force 
(all will be supported for the 57% emulsifiable concentrate formulation (EC), 
and the indicated crops will be supported on ultra-low volume (ULV) and ready-
to-use (RTU) labels)
alfalfa (ULV)        corn (ULV)          green beans (ULV)    sorghum (ULV)
avocado              cotton (ULV,RTU)    lettuce              strawberries
bell peppers         cucumbers           onions               tomatoes
blueberries (ULV)    dry beans (ULV)     oranges              wheat 
cherries (ULV)       grapes              potatoes
clover (ULV)         grasses (ULV)       rice (ULV)
List II - uses to be dropped from all malathion labels
Food & feed crops    lupine           (greenhouse uses)     pet and 
  (field uses)       macadamia nuts   beans                   domestic 
almonds              mangoes          corn                    animal uses
apples               melons           cucumber              beef cattle
apricots             mint             lettuce               cats
asparagus            mushrooms        onions                chickens
barley               mustard greens   peppers               dairy cattle
beets                nectarines       potatoes              dogs
birdsfoot trefoil    oats             summer squash         ducks
blackberries         okra             tomatoes              geese
boysenberries        papayas          non-food use          goats
broccoli             parsley          tobacco               hogs
brussels sprouts     parsnips         stored commodities    horses
cabbage              passion fruit    almonds               pigeons
carrots              peaches          citrus pulp, bagged   sheep
cauliflower          peanuts          barley                turkeys
cauliflower          peanuts          barley                animal premises 
celery               pears            cattle feed           beef cattle feed
chestnuts            peas               concentrate blocks    lots and 
collards             pecans           field corn              holding pens
cowpeas              pineapples       field/garden seeds    cat and dog
cranberries          plums            grapes (raisins)        sleeping 
currants              (fresh prunes)  oats                    quarters
dandelions           pumpkins         peanuts               dairy and 
dates                quince           rice                    livestock barns,
dewberries           radishes         rye                     stables, & pens
eggplant             raspberries      sorghum               feed rooms
endive               rutabagas        sunflower             kennels
figs                 rye              wheat                 manure piles
List II - uses to be dropped from all malathion labels   (con't.)
filberts             safflower        food-handling         poultry houses
flax                 salsify            establishments      rabbits on wire
garlic               shallots         bagged flour          other indoor uses
gooseberries         soybeans           (commercial/        human clothing
guavas               spinach            industrial uses)      (woolens & other
hops                 squash           cereal processing       fabrics)
horseradish          strawberries     commercial            mattresses
kale                  (soil             establishments      forestry use
kohlrabi              incorporation)  dry milk processing   forest trees
kumquats             sweet potatoes   eating establishments   (Douglas fir,
leeks                swiss chard      food processing         eastern pine,
lemons               tangerines       packaged cereals        hemlock, larch,
lentils              turnips          pet foods and feed      pines, red pine,
lespedeza            vetch              stuff                 spruce, true
limes                walnuts                                  fir)
loganberries         watercress
                     wild rice
          -- Ray S. McAllister, National Agricultural Chemicals Association,
             3/19/91
REREGISTRATION OF SUPRACIDE 2E INSECTICIDE -- ALFALFA USE TO BE DELETED
     Supracide insecticide has entered the second phase of the pesticide 
reregistration process.  On October 22, 1990, CIBA-GEIGY received from the 
U.S. Environmental Protection Agency the generic data call-in for all products 
containing the active ingredient (methidathion) in Supracide products.  In 
response to this notice, CIBA-GEIGY notified EPA on January 22, 1991 that we 
will not reregister the use of Supracide 2E on alfalfa.  We are considering 
alternatives to continuing the registration of Supracide use on alfalfa grown 
for seed production only in the Northwest.
     Under the provisions of the data call-in notice, CIBA-GEIGY is allowed 
one year from the date that the 90-day response to the notice is due to sell, 
distribute, or use existing stocks of Supracide 2E bearing the label which 
contains the alfalfa directions for use.  The EPA allows persons other than 
the registrant, such as distributors, retailers, and end-users, to sell, 
distribute, or use such existing stock until such stocks are exhausted.
     CIBA-GEIGY continues to evaluate our product line in relationship to 
EPA registration requirements.  The potential exists that other uses of 
Supracide could be discontinued if EPA should impose substantial additional 
requirements.  If this should occur, CIBA-GEIGY is committed to alerting you 
immediately.
          -- John F. Ellis, CIBA-GEIGY Corporation, 3/91
ETHYL PARATHION REREGISTRATION
     The following information has been obtained from the Environmental 
Protection Agency (EPA) regarding registrants claiming a generic data 
exemption for Ethyl Parathion.
     A/S Cheminova, the sole registrant who has committed to produce the 
generic data, has notified EPA that it had decided not to support residue data 
for certain crop uses (see List I) that are required by the December 1986 
Ethyl Parathion Registration Standard.
     EPA notified, by registered mail dated 3/7/91, all registrants of ethyl 
parathion-containing products that they have until 30 days from receipt of the 
letter to indicate their intention to provide the required data to support one 
or more of the uses to be dropped.  Otherwise all unsupported uses must be 
removed from their labels within 90 days of receipt of the letter.
     Commodity organizations may have to provide financial and/or 
material support to conduct the required studies. Crop residue data are 
generally the easiest and least expensive to deal with. However, if 
additional metabolism data will be required or if concerns exist over the 
Acceptable Daily Intake (ADI), the cost and complexity of supporting these 
uses can increase substantially.
     If any of these uses are important to vou, you must act quickly. 
Contact Mr. Kurt Halling (201-338-3377) NOW WITHOUT DELAY.   Additionally, 
contact Joanne Edwards (703-308-8059) Reregistration Branch, Office of 
Pesticide Programs at EPA. She has a list of registrants.
List I - Uses to be dropped from ethyl parathion labels
General - No dust, granular or flowable concentrate formulation will be 
supported for any crop.
Specific - The following is a list of crops that are not being supported for 
the two remaining formulations - Emulsifiable Concentrates and Wettable 
Powders.
     Cucurbits Group:  cucumbers, melons, pumpkins, summer squash and winter 
squash
     Small Fruit Crop:  boysenberries, blueberries, cranberries, currants, 
loganberries and raspberries
     Grass Forage, Fodder and Hay Group:  entire group, including pastures and 
alfalfa hay
     Other Commodities:  globe artichokes, avocados, dates, figs, hops,   
kohlrabi, mangoes, okra, peanuts, pineapples, rape (including rape seed), 
rutabagas and sweet potatoes
          -- Reregistration Notification Network, 3/26/91
TOLERANCES SET FOR SETHOXYDIM (POAST) ON CORN, STRAWBERRIES
     The Environmental Protection Agency (EPA) has established tolerances 
for the herbicide 2-[1-(ethoxyimino)butyl]-4-[2-(ethylthio)propyl]-3-hydroxy-
2-cyclohexene-1-one (sethoxydim) and its metabolites containing the 2-
cyclohexene-1-one moiety, calculated as the herbicide, of 0.1 p.p.m. in or 
on field corn grain; 0.2 p.p.m. in or on sweet corn (kernel plus cob with husk 
removed), corn forage and corn fodder, and 10.0 p.p.m. in strawberries.  The 
tolerances were established in response to two petitions filed by BASF Corp. 
     Stating that the action will increase the theoretical maximum residue 
contribution of the herbicide by less than 1 percent of the acceptable daily 
intake (ADI), EPA added that for nonnursing infants and children aged 1 to 6, 
the current action and previously established tolerances utilize,respectively, 
a total of 58.57 percent and 71.82 percent of the ADI, assuming that residue 
levels are at the established tolerances and that 100 percent of the crop is 
treated.
          -- Federal Register, 3/20/91
DU PONT RECALLS BENOMYL PRODUCTS FOR ATRAZINE CONTAMINATION
     Because they "may contain atrazine," Du Pont has initiated an 
immediate stop sale and recall of Benlate 50DF, Benlate 1991 DF and Tersan 
1991 DF 
     In a March 22, 1991 news release, Du Pont said, "All dealers and 
distributors should stop sale of these products immediately and notify any 
Benlate and Tersan customers of the recall.  Any grower, nurseryman, golf 
course superintendent, horticulturalist, university tester or applicator 
possessing any of these Benlate or Tersan products should return it to the 
point of purchase for a full credit...."
     The company said using atrazine-contaminated Benlate and Tersan could 
injure plants. Du Pont added, "However, the level of atrazine that may be 
contained in Benlate and Tersan poses no human health or food safety 
problems."
     It concluded, "Du Pont will keep the stop sale in effect until 
quality assurance and analytical procedures can verify the purity of the 
product."
          -- Pesticide & Toxic Chemical News, 3/27/91
NEW YORK THIRD PARTY PESTICIDE LABEL REGISTRATION -- DUAL ON TRANSPLANTED 
CABBAGE -- REISSUED TO NYSVGA
     The third party registration for the use of Dual on transplanted 
cabbage has been reissued by the Department of Environmental Conservation 
(DEC) for the 1991 growing season to the New York State Vegetable Growers 
Assoc. (NYSVGA).  As stated in the disclaimer, NYSVGA does not recommend or 
encourage the use of this material, but is making its use possible as a 
service to its members.
     The following procedures are to be followed:
1.   Your fee is determined by NYSVGA.  Current (dues paid) members of NYSVGA 
pay a $70 fee.  Non-members pay a $100 fee which includes membership in the 
Association for the current year (1991).  You must be a member of NYSVGA to 
use this label. 
2.   Obtain a copy of the disclaimer from Jean Warholic, NYSVGA).Take the 
disclaimer to your nearest notary public.  You should have some identification 
with you.  Fill it out legibly and sign it in the presence of the notary.  
Have it notarized.  Press hard, as you are going through five copies and this 
is a legal document.
3.   Mail the whole (intact) disclaimer in the attached envelope to the NYSVGA 
office, along with your check for the amount due.  (Make check payable to NYS 
Vegetable Growers Association.  Do not send cash.)
4.   When the forms are completed and received, and payment is made, NYSVGA 
will approve the disclaimer and mail it back to you.  Every effort will be 
made to mail it the next day by First Class mail. If you wish it sent by UPS 
Overnight Mail, there is an additional charge which must be included in your 
check - see the disclaimer.
     Once you have your copy of the disclaimer in hand, you may legally 
use Dual on transplanted cabbage.  Copies of the disclaimer will be on file 
with the NYSVGA office, Ciba-Geigy and Cornell University.  The NYS-DEC has 
stipulated that a copy also be sent to them by NYSVGA by the end of October.
     Your cooperation in following these procedures accurately will be 
appreciated.  If you have any questions, feel free to the NYSVGA office 
(607/539-7648, mornings).
          -- Jean Warholic, NYS Vegetable Growers Association, Inc.
NYS DEC PROVIDES INTERPRETATION FOR PESTICIDE CONTAINERS
     This notice is in response to a question regarding the legality of 
"service containers" in New York. The federal enforcement memorandum from A.E. 
Conroy makes service trucks service containers, and the current statutory 
language makes any transport of pesticides that are not in the unbroken 
manufacturer's container illegal.
     The Bureau (NYS DEC) has determined to enforce ECL Section 33-
1301(1)(b) in the following manner until such time as statutory authority is 
granted to authorize regulations to clarify the "service container" issue:
     1.  The original manufacturer's container can be used for storage or 
         transport, even if opened and only partially full of the original
         contents. If opened, such containers must be reclosed in a manner 
         sufficient to prevent spillage.
     2.  Manufacturer-supplied mini-bulk containers, if properly labeled, may
         be used for storage and transport of only the pesticide for which it
         was originally intended and labeled.
     3.  If an application device contains an integral, divided compartment
         for the storage of concentrate pesticides may be stored or
         transported in such compartments for future mixing in that
         application device. In such instances, a label must be affixed to the
         application device or in the immediate possession of the person in
         control of the application device.
     4.  Pesticides may be stored or transported in an application device.
     5.  Pesticides otherwise may not be stored or transported in other than
         the manufacturer's original container.
          -- Marilyn M. Dubois, NYSDEC, 3/21/91
NOTICE FOR RENEWAL OF PESTICIDE APPLICATOR CERTIFICATION IN NEW YORK STATE
     If you fail to renew your certification by the expiration date specified 
on your renewal notice, the NYS Department of Environmental Conservation (NYS 
DEC) regulations (6 NYCRR Parts 325.22 and 325.43) require that your
certification cannot be renewed until the following conditions are met:
     1.  If two years or less have elapsed since the expiration date of your 
certification:  You must take an additional six hours of certification 
training, or if such training is not available, retake the core and 
appropriate category/subcategory exams.  If training is taken, you must 
provide an original certificate as proof of the training to this Bureau.  If 
you are going to take the exams, contact your Regional Department 
of Environmental Conservation Office.
OR
     2.  If more than two years have elapsed since the expiration date of
         your certification:  You must retake the Core and
         Category/Subcategory exams. Contact your Regional Department of 
         Environmental Conservation Office to schedule
         Therefore, to avoid having to obtain additional training credits or 
         retake the examinations in order to renew your certification, get
         your renewal on time.
          -- NYSDEC, Bureau of Pesticide Management
EPA RECEIVES COMMENTS FROM NYS DEC REGARDING PROPOSED APPLICATOR 
CERTIFICATION RULE
     State comments filed on EPA's proposed revised applicator certification 
rules seem to have some commonality, including: the need for more federal 
money to do the job; objections to the definition of use, three levels of 
supervision, ending the exemption for medical doctors and veterinarians, and 
the idea that EPA rather than states would decide about adding categories.
     The New York State Department of Environmental Conservation (NYS 
DEC) recommended that states "only be allowed to create new categories or 
subcategories, but not be allowed to combine categories."
    The department suggested adding a general standards section on IPM, 
"including a discussion of minimum thresholds below which treatment may not be 
necessary, alternatives to chemicals, and pest management strategies.  The 
tone of the training for pesticide applicators should be to use chemicals as a 
last resort.  IPM cannot be left to l the whim of various states; EPA must 
take a leadership role in requiring teaching of IPM techniques."
     The department recommended that storage, no matter how long, be 
included in the use definition.  The department said, "There is always a 
possibility that problems can occur with long-term storage, and persons 
responsible for long-term storage should have an understanding of 
pesticides and their characteristics to avoid such problems".
          -- Pesticide & Toxic Chemical News, 3/20/91
USE OF DETERGENTS FOR PESTICIDE PURPOSES
     Recently there has been increased interest in the state in the use of
soaps, detergents, vegetable oils, and other similar household products for 
pesticidal purposes.  Questions have been asked concerning its legality.
     It is not a violation of state or federal pesticide laws for an end 
user to, at his own discretion, use for pesticidal purposes a product that is 
not registered with the EPA as a pesticide, provided there is no prohibition 
on the product's label against such use.  It is, however, a violation of state 
and federal pesticide laws to make any recommendation for the use of such 
products as pesticides or to make any pesticidal claims, written or verbal, in 
connection with their distribution or sale.  In other words, persons who sell 
or distribute such products, can be charged with selling or distributing an 
unregistered pesticide if they make oral or written pesticide claims for these 
products.
     Persons who use products not registered with EPA for any use not 
specifically recommended on the product label would be responsible for any 
phytotoxicity or chemical residues that may result.  (FDACS 
Communication)
          -- Chemically Speaking, Florida Cooperative Extension Service, 2/91
UPDATE ON PESTICIDE RECORDKEEPING PROVISION - FARM BILL
     USDA has formed a committee of the key agencies involved in developing 
and implementing the pesticide recordkeeping provision of the Farm Bill.  The 
National Agricultural Statistical Service (NASS) has been given the lead in 
defining the information the applicators will be required to maintain and for 
collecting the data that will be reported to Congress in a yearly report.  
NASS will be working closely with ERS, EPA and the State Regulatory Agencies 
currently responsible for pesticide programs.
     The provision requires the report to Congress to address both 
agriculture and nonagriculture restricted use pesticides.  EPA has agreed to 
work with USDA in the collection of data from the non-agriculture commercial 
applicators, such as the structural pest control and right-of-way applicators.  
USDA will be responsible for all agriculture applicators, both private and 
commercial.  The Extension Service has the lead in delivering the educational 
and information aspect of the provision.
     Progress is going slowly on the provision due to the many issues 
that need to be resolved.  It is estimated the earliest applicators could be 
expected to start keeping records will be January, 1992 under this new 
provision.  Regulations need to be published and commented on before the 
provision can be finalized.
          -- USDA, AG Update, 1/91
NEW YORK DEMANDS RETAIL DISCLOSURE OF PESTICIDES ON PRODUCE
     Produce retailers in New York are getting demands from the state's 
Attorney General to comply with existing law requiring disclosure of 
additives, including post-harvest pesticides, used on produce at the 
point of sale.  The state's Attorney General's office is also requiring this 
disclosure on shipping containers by packers, who are being asked to enter 
into compliance agreements and to pay costs to the state.  These actions were 
noted in a report, "Picture-Perfect Produce: Hidden Ingredients in Fresh 
Fruits and Vegetables," New York State Department of Law.
     The report noted that the enforcement activity was based on the 
results of the department's 1989 and 1990 surveys of supermarkets in some 
cities in the state which showed very low compliance with the disclosure law.
          -- Pesticide & Toxic Chemical News, 3/27/91
NAS "PESTICIDES AND CHILDREN REPORT" DELAYED BY PUBLICITY CONCERNS, CHIN SAYS
     Release of the National Academy of Sciences' report on pesticide 
exposure in children has been delayed to mid- or late 1991 because of NAS' 
concern over potential adverse publicity about food safety, according to Dr. 
Henry B. Chin, of the National Food Processors Association (NFPA) Western 
Research Laboratory.  Chin said that NFPA is compiling pesticide usage data 
from figures obtained from its members to determine actual risk estimates.  
The risk estimates will be used by NFPA to counter "exaggerated" calculated 
risks expected to be used in the NAS report, Chin said.  NFPA also intends to 
hire a non-industry scientist to represent the group as a spokesperson on 
pesticide issues, Chin said.
     Noting that EPA is in the process of finalizing its neurotoxicity 
testing guidelines (See separate story), Chin predicted that their release 
will result in additional public pressure on the agency to further regulate 
organophosphates and carbamates.
          -- Pesticide & Toxic Chemical News, 3/20/91
OPP SCHEDULE FOR DECISIONS, REGULATIONS NOTED
     EPA's OPP schedule for certain special review decisions and regulations
        includes:
     Parathion -- proposed regulatory decision covering as many as 15 sites,
        fiscal year 1992 
     Carbofuran -- (granular), final decision June 1991, and (flowable)
        proposed regulatory decision Nov. 1991 
     TPTH -- proposed regulatory decision, June 1991.
     Propoxur -- proposed regulatory decision, June 1991.
     Telone -- proposed regulatory decision, fiscal year 1992.
     Daminozide final regulatory decision, Aug. 1991.
     Atrazine, simazine and cyanazine --proposed regulatory decision, Dec.
        1991.
     Amitrole -- proposed regulatory decision, fiscal year 1992.
     Biotech amendments to the Section 5 experimental use permit regulations 
        -- notice of proposed rulemaking (NPRM), July 1991, and final rule,
        Sept. 1992.
     Pesticides in groundwater strategy to be issued next month (EPA and the
        Office of Management and Budget (OMB) officials are meeting on it next
        week).
     Final farmworker protection standards, July 1991.
     Pesticide disposal regulations (NPRM) to USDA, OMB and the FIFRA
        Scientific Advisory Panel, May 1991; NPRM in the Federal Register,
        Sept. 1991, and final rule, Jan. 1993.
     Revised Section 6(a)(2) adverse effects reporting rule, NPRM to be issued
        July 1991.
     Final revised applicator certification rule, March 1992.
          -- Pesticide & Toxic Chemical News, 3/20/91
LONG AWAITED NEUROTOXICITY GUIDELINES FOR TSCA/FIFRA EMERGE
     The long awaited neurotoxicity testing guidelines for the Toxic
Substances Control Act (TSCA) and FIFRA, amended are expected to be available 
in April from the National Technical Information Service as document No. PB 
91-154617.  The NTIS phone number is (703) 487-4650.
     Demanded by Congress and certain environmental and public interest 
groups, the guidelines also were met with dread by some in industry, who 
questioned whether enough laboratories in the country could do the tests and 
whether all of the tests are necessary.  Fears also have been expressed by 
some scientists that a decent bourbon would flunk the "battery."
     The guidelines would have the force of legal regulations when adopted as 
part of a TSCA test rule or demanded in FIFRA registration applications or 
other FIFRA action.
     The guidelines are in five parts.  They are:
     1.  Delayed neurotoxicity of organophosphorus substances following acute 
         and 28-day exposure 
     2.  Neurotoxicity screening battery.
     3.  Developmental neurotoxicity study
     4.  Schedule-controlled operant behavior.
     5.  Peripheral nerve function.
          - Pesticide & Toxic Chemical News, 3/20/91
NATIONAL PESTICIDE SURVEY PROJECT UPDATE, WINTER 1991
Summary of Phase I Activities and Results
     The National Pesticide Survey was undertaken to evaluate the presence of 
pesticides, pesticide degradates, and nitrate in drinking water wells in the 
United States.  The Survey lasted over five years and cost more than $12 
million.  It collected extensive data, including both samples of well water 
and detailed questionnaire responses, about community water system wells and 
rural domestic wells throughout the country.  Well water samples were analyzed 
for the presence of 127 analytes, including 101 pesticides, 25 pesticide 
degradates, and nitrate.  Detections of the analytes were reported when the 
concentration found was greater than the Survey's specified minimum reporting 
limits.
     The Phase I results of the Survey indicate that about 52.1% of the 
94,600 community water system wells in the United States contain nitrate, 
about 10.4% contain one or more pesticides, and about 7.1% contain both.  Of 
the approximately 10.5 million rural domestic wells, EPA estimates that about 
57.0% contain nitrate, about 4.2% contain one or more pesticides, and about 
3.2% contain both.  EPA estimates that at most 0.8% of community water system 
wells (750 wells) contain one or more pesticides at levels above health-based 
limits and approximately 0.6% of rural domestic wells (60,900 wells) contain 
one or more pesticides above health-based limits.  EPA also estimates that 
approximately 1.2% of community water system wells (1,130 wells) exceed the 
health-based limit for nitrate and that approximately 2.4% of rural domestic 
wells (254,000 wells) exceed the health-based limit for nitrate.
     The NPS Phase I Report provides a detailed summary of the Survey 
results and the procedures that were followed to obtain them.  It describes 
the Survey's background, design and implementation, analyte selection and 
analytic methods, and quality assurance/quality control procedures.  Detailed 
descriptions of the statistical methodology and Survey procedures are also 
included, plus copies of all of the questionnaires used to gather data.  
Finally, the Phase I Report provides an extensive summary of the Survey 
findings and results, based upon the data obtained from the analysis of 
well water samples and the data obtained from Survey questionnaires.
Phase II is Underway
     EPA currently is conducting a number of statistical analyses using 
the data compiled from chemical analyses of water samples, NPS questionnaires, 
and other sources to investigate the potential causes and consequences of 
pesticide residues and nitrate in drinking water wells.  EPA will investigate 
the association of pesticides and nitrate in drinking water wells with such 
factors as pesticide and fertilizer use, ground-water vulnerability
characteristics, and well characteristics.  The results of this Phase II 
analysis will be provided in the National Pesticide Survey Phase II Report 
later in 1991.
NPS Fact Sheets
     EPA has prepared a number of fact sheets on selected topics concerning 
the National Pesticide Survey.  These free fact sheets are available by 
writing to EPA's Drinking Water Resource Center (WH 550, 401 M Street SW, 
Washington, D.C. 20460).  The fact sheets address the following topics:
Project Summary         Summary of Results         Survey Design
Analytical Methods      Survey Analytes            Glossary
Quality Assurance/      How EPA Will Use           Fact Sheet for each
Quality Control         The NPS Results            detected analyte
          -- U.S. EPA
NYS DEPARTMENT OF AGRICULTURE AND MARKETS FOOD LABORATORY REPORT, 
FEBRUARY, 1991
     Food Laboratory personnel tested the following number of samples 
during February, 1991:
                 Number of
                  Samples           Agency
                     5              Out-of-state dairy
                    33                 New York State Liquor Authority
                                       Department of Agriculture and Markets
                   684                   Food Inspection Services
                     3                   Kosher Inspection
                 1,456                   Milk Control
   Total         2,181
     Two reinspection samples of wine contained 0.17 and 0.62 ppm Methiocarb 
(Mesurol). The pesticide has not been registered for use on grapes, however 
its use has been approved for other crops, i.e., citrus fruit 0.02 ppm and 
peaches 15 ppm.  Baygon, an unregistered pesticide, was also found on exterior 
surfaces of food packaging materials.  The latter samples were taken from the 
same retail food establishment.  Approximately 75 percent of all food samples 
during February were free of detectable pesticide residues (milk 100%, other 
food 49%).
     Plans are under way for initiation of a "first year" USDA contract  
in the amount of one million dollars for analysis of 4,000 foods for pesticide 
residues.  Jack Maxstadt, Assistant  Director, has attended a four day 
planning meeting in Sacramento, California on the project.
     -- Monthly Report for February, 1991
PESTICIDE BRIEFS
    FIFRA OVERSIGHT HEARING before the House Agriculture Committee's 
Department Operations, Research and Foreign Agriculture Subcommittee is 
tentatively scheduled to be held April 16.  EPA, and possibly USDA, officials 
will testify on general FIFRA reauthorization issues, and particularly why 
reregistration is not moving faster, a subcommittee staff member said this 
week.
     FINAL FARMWORKER PROTECTION STANDARDS are scheduled to be sent to 
OMB by EPA next month, according to an agency official (See March 20, Page 
15).
     -- Pesticide & Toxic Chemical News, 3/27/91
     ISOMATE-C, CODLING MOTH PHEROMONE, Biocontrol Ltd., Australia, has 
been conditionally registered by EPA (See March 6, Page 5).
     ZINEB proposal to set a tolerance of 0.5 p.p.m. in or on potatoes 
has been withdrawn by IR-4, according to EPA (See July 19, 1971, Page 51). The 
fungicide is zinc ethylenebis-dithiocarbamate.
          -- Pesticide & Toxic Chemical News, 3/20/91
WGS/4/91


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