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AMINE 4 2,4-D WEED KILLER <br />EPA REG. NO. 34704-120 <br />Table 1. Amount of 2.4-0 to Apply for a Target Subsurface Concentration <br />Surface Average For typical conditions - For difficult conditions*. <br />Area Depth 2 ppm 2.4-0 ae/acre -foot 4 ppm 2.4-0 ae/acre -foot <br />1 acre 1 ft 5 4 Ibs 10.8 Ibs <br />2 ft 10.8 Ibs 21.61bs <br />3 ft 16.2 Ibs 32.4 Ibs <br />4 ft 21.6 Pas 43.2 Ibs <br />5 ft 27.0 Ibs 54.0 Ibs <br />• Examples include spot treatment of pioneer colonies of Eurasian water milfoil and certain difficult <br />to control aquatic species. <br />Water Use: <br />1. Water for Irrigation or sprays: <br />A. If treated water Is intended to be used only for crops or noncrop areas that are labeled for <br />direct treatment with 2,4 -D such as pastures, turf, or cereal grains, the treated water may be <br />used to irrigate and/or mix sprays for these sites at anytime after the 2,4 -D aquatic <br />application. <br />B. Due to potential phytotoxicity and/or residue considerations, the following restrictions are <br />applicable: If treated water is Intended to be used to irrigate or mix sprays for unlabeled <br />crops, noncrop areas or other plants not labeled for direct treatment with 2,4 -D, the water <br />must not be used unless one of the following restrictions has been observed: <br />i. A setback distance described in the Drinking Water Setback Table was used for the <br />application, or, <br />ii. A waiting period of 21 days from the time of application has elapsed, or, <br />iii. An approved assay indicates that the 2,4-D concentration is 100 ppb (0.1 ppm) or less at <br />the water intake. See Table 3 for the waiting period after application but before taking the <br />initial sampling at water intake. <br />2. Drinking water (potable water): <br />A. Consult with appropriate state or local water authorities before applying this product to <br />public waters. State or local agencies may require permits. The potable water use restrictions <br />on this label are to ensure that consumption of water by the public is allowed only when the <br />concentration of 2,4-D in the water is less than the MCL (Maximum Contaminant Level) of 70 <br />ppb. Applicators should consider the unique characteristics of the treated waters to assure <br />that 2,4-D concentrations in potable water do not exceed 70 ppb at the time of consumption. <br />B. For submersed weed applications, the drinking water setback distances from functioning <br />potable water intakes are provided in Table 2. Drinking Water Set back Distance (below). <br />C. If no setback distance from the Drinking Water Setback Table (Table 2) is to be used for the <br />application, applicators or the authorizing organization must provide a drinking water <br />notification and an advisory to shut off all potable water intakes prior to a 2,4 -D application. <br />Notification to the party responsible for a public water supply or to individual private water <br />users must be done in a manner to assure that the party is aware of the water use <br />restrictions when this product is applied to potable water. The following is an example of a <br />notification via posting, but other methods of notification which convey the above restrictions <br />may be used and may be required in some cases under state or local law or as a condition <br />of a permit. <br />Example: <br />Posting notification should be located every 250 feet including the shoreline of the treated area <br />and up to 250 feet of shoreline past the application site to include immediate public access <br />points. Posting should include the day and time of application. Posting may be removed if <br />15 <br />AMINE 4 2,4-D WEED KILLER <br />EPA REG. NO. 34704-120 <br />analysis of a sample collected at the intake no sooner than stated in Table 3 (below) shows that <br />the concentration in the water is less than 70 ppb (100 ppb for irrigation or sprays), or after <br />21 days following application, whichever occurs first. Text of notification: Wait 21 days before <br />diverting functioning surface water intakes from the treated aquatic site to use as drinking water, <br />irrigation, or sprays, unless water at functioning drinking water intakes is tested no sooner than <br />(insert days from Table 3) and is demonstrated by assay to contain not more than 70 ppb 2,4 -D <br />(100 ppb for irrigation or sprays). <br />Application Date: Time: <br />D. Following each application of this product, treated water must not be used for drinking water <br />unless one of the following restrictions has been observed: <br />i. A setback distance described in the Drinking Water Setback Distance Table was used for <br />the application, or, <br />ii. A waiting period of at least 21 days from the time of application has elapsed, or, <br />iii. An approved assay indicates that the 2,4-D concentration is 70 ppb (0.07 ppm) or less at <br />the water intake. Sampling for drinking water analysis should occur no sooner than stated in <br />Table 3. Analysis of samples must be completed by a laboratory that is certified under the <br />Safe Drinking Water Act to perform drinking water analysis using a currently approved <br />version of analytical Method Number 515, 555, other methods for 2,4 -D as may be listed in <br />Title 40 CFR, Part 141.24, or Method Number 4015 (immunoassay of 2,4-D) from U.S. EPA <br />Test Methods for Evaluating Solid Waste SW -846. <br />E. Note: Existing potable water intakes that are no longer in use, such as those replaced by a <br />connection to a municipal water system or a potable water well, are not considered to be <br />functioning potable water intakes. <br />F. Drinking water setback distances do not apply to terrestrial applications of 2,4 -D adjacent to <br />water bodies with potable water intakes. <br />Table 2. Drinking Water Setback Distance for Submersed Weed Applications <br />Application Rate and Minimum Setback Distance (feet) From Functioning Potable Water Intake <br />1 ppm* 2 ppm 3 ppm* 4 ppm* <br />600 1200 1800 2400 <br />" ppm acid equivalent target water concentration <br />Table 3. Sampling for Drinking Water Analysis After 2,4-0 Application for Submersed Weed <br />Applications <br />Minimum Days After Application Before Initial Water Sampling at the Functioning Potable Water Intake <br />1 ppm* 2 , pm• 3 ppm* 4 ppm* <br />5 10 10 14 <br />* ppm acid equivalent target water concentration <br />Surface Application: Use power sprayers operated with a boom or spray gun mounted on a boat, <br />tractor, or truck. Thorough wetting of foliage is essential for maximum control. Use 100 to 400 gals <br />per acre of spray mixture. Special precautions, such as the use of lower pressure, large nozzles, <br />and thickening agents should be taken to avoid spray drift in areas of sensitive crops. <br />Air Application: Use drift control spray equipment or thickening agents mixed into the spray solu- <br />tion. Apply 8 pts AMINE 4 per acre through standard boom systems with a minimum of 5 gals of <br />spray mixture per acre. <br />NOTICE TO APPLICATORS <br />State and Local coordination: Before application, coordination and approval of focal and state <br />authorities may be required, either by letter of agreement or Issuance of special permits for such <br />use. <br />16 <br />