821.15 Forms and Conversions

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Calibration Form

Hazardous Material Spill Incident Report

Investigator’s Report

Site Survey

Reportable Quantity Spills

Spray Forms for Districts

Modified Spray Zone

Department of Natural Resources locations

Table 821.15.1 Conversion Table

Gallons of Solution: 1 pint1 1/2 pints 1 quart1/3 gallon1/2 gallon 2/3 gallon3/4 gallon 1 gallon1 1/4 gallons2 gallons
To produce a 100% solution, use: 1.00 pint1.5 pints1.00 quart 1/3 gallon1/2 gallon2/3 gallon 3/4 gallon1 gallon1.25 gallons 2 gallons
To produce an 80% solution, use: 12.8 oz.1.28 pints1.6 pints1.04 quarts1.60 quarts2.26 quarts 2.40 quarts3.20 quarts4.00 quarts 6.40 quarts
To produce a 75% solution, use: 12.0 oz.1.20 pints1.5 pints0.98 quart1.50 quarts2.13 quarts 2.25 quarts3.00 quarts3.75 quarts 6.00 quarts
To produce a 70% solution, use: 11.2 oz.1.05 pints1.45 pints1.82 pints1.40 quarts1.86 quarts 2.10 quarts2.80 quarts3.50 quarts 5.60 quarts
To produce a 60% solution, use: 9.6 oz.14.4 oz.1.20 pints1.56 pints1.20 quarts1.61 quarts 1.80 quarts2.40 quarts3.00 quarts 4.80 quarts
To produce a 50% solution, use: 8.0 oz.12.0 oz.1.00 pint1.30 pints1.00 quart1.34 quarts 1.50 quarts2.00 quarts2.50 quarts 4.00 quarts
To produce a 30% solution, use: 4.8 oz.7.2 oz.9.6 oz.12.5 oz.1.20 pints1.62 pints 1.80 pints1.20 quarts1.50 quarts 2.40 quarts
To produce a 25% solution, use: 4.0 oz.6.1 oz.8.0 oz.10.4 oz.1.00 pint1.33 pints 1.50 pints1.00 quart1.25 quarts 2.00 quarts
To produce a 20% solution, use: 3.2 oz.4.8 oz.6.4 oz.8.3 oz.12.8 oz.1.06 pints 1.20 pints1.60 pints1.00 quart 1.60 quarts
To produce a 15% solution, use: 2.4 oz.3.6 oz.4.8 oz.6.2 oz.9.6 oz.12.8 oz. 14.4 oz.1.20 pints1.50 pints 1.20 quarts
To produce a 10% solution, use: 1.6 oz.2.4 oz.3.2 oz.4.2 oz.6.4 oz.8.5 oz. 9.6 oz.12.8 oz.1.00 pint 1.60 pints
To produce an 8% solution, use: 1.3 oz.1.6 oz.2.6 oz.3.4 oz.5.1 oz.6.9 oz. 7.7 oz.10.2 oz.12.8 oz. 1.28 pints
To produce a 6% solution, use: 1.0 oz.1.3 oz.1.9 oz.2.6 oz.3.8 oz.5.1 oz. 5.8 oz.7.7 oz.9.6 oz. 15.4 oz.
To produce a 5% solution, use: 0.8 oz.1.1 oz.1.6 oz.2.1 oz.3.2 oz.4.3 oz. 4.8 oz.6.4 oz.8.0 oz. 12.8 oz.
To produce a 4% solution, use: 0.7 oz.0.8 oz.1.3 oz.1.8 oz.2.6 oz.3.4 oz. 3.8 oz.5.1 oz.6.4 oz. 10.2 oz.
To produce a 3% solution, use: 0.5 oz.0.7 oz.1.0 oz.1.3 oz.1.9 oz.2.6 oz. 2.9 oz.3.8 oz.4.8 oz. 7.7 oz.
To produce a 2% solution, use: 0.3 oz.0.5 oz.0.7 oz.0.8 oz.1.3 oz.1.8 oz. 1.9 oz.2.6 oz.3.2 oz. 5.1 oz.
To produce a 1% solution, use: 0.2 oz.0.3 oz.0.4 oz.0.5 oz.0.7 oz.0.8 oz. 1.0 oz.1.3 oz.1.6 oz. 2.6 oz.


Table 821.15.2 Escort Gram Tube Conversion Table

Escort Rate in Grams per Backpack Size
Escort Rate/100 gal grams/1 galgrams/2 gal grams/3 galgrams/4 gal
1/2 oz.-1/4 1/23/4
1 oz.1/41/2 3/41
2 oz.1/21 1 3/42 1/4
3 oz.3/41 3/4 2 1/23 1/2
4 oz.12 1/4 3 1/24 1/2
6 oz.1 3/43 1/2 56 3/4
8 oz.2 1/44 1/2 6 3/49
*Due to rounding, rates are approximate. For greater accuracy, product should be weighed or use stock solution method (see back).
*Surfactant should be added to the backpack.


Table 821.15.3 Escort Herbicide Backpack Conversions

Stock Solution Method. Amount of Stock Solution per Backpack Size.
Escort Rate/100 gal 1 gal2 gal 3 gal4 gal
1/2 oz.2.6 oz.5.1 oz. 7.8 oz.10.2 oz.
1 oz.5.1 oz.10.2 oz. 15.3 oz.20.4 oz.
2 oz.10.2 oz.20.5 oz. 30.7 oz.40.9 oz.
3 oz.15.3 oz.30.7 oz. 46.1 oz.61.4 oz.
4 oz.20.5 oz.41.0 oz. 61.5 oz.82.0 oz.
6 oz.30.7 oz.61.5 oz. 92.2 oz.123.0 oz.
8 oz.41.0 oz.82.0 oz. 123.0 oz.-
*To make 1 gal. of stock solution, use 1/4 oz. of Escort in 1 gal. of water. Shake well. If adding household ammonia, use 4 oz. of ammonia and 124 oz. of water to make 1 gal.
*Surfactant should be added to the backpack.


The DriftWatch Specialty Crop Site Registry is a voluntary communication tool that enables crop producers, beekeepers and pesticide applicators to work together to protect specialty crops and apiaries through use of the DriftWatch registry mapping program. DriftWatch is not a substitute for any state regulatory requirements.

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