Authority: IC 15-16-2-44

Affected: IC 15-16-2

Sec. 2. Unless there is a gradient barrier and a minimum setback of ten (10) feet or a filter strip with a minimum width of fifty (50) feet located between the application site and any of the known features in Table 1, a person shall apply unmanipulated organic fertilizer according to the setback distances in the following table:

1. Table 1 – Unmanipulated Organic Fertilizer Application Setback Distances (in feet)

2. (1) All setback distances shall be measured from the edge of the area of actual application of unmanipulated organic fertilizer on the ground.

   Table 1 – Unmanipulated Organic Fertilizer Application Setback Distances (in feet)
   Known Feature	Liquid – Injection or Single Pass Incorporation (liquid/solid)	Liquid – Incorporation; Surface Application (solid or compost); or Surface Application to Pasture	Liquid – Surface Application
   < 6% Slope; or Residue Cover	>6% Slope
   Public Water Supply Wells and Surface Intake	500	500	500	500
   Surface Waters	25	50	100	200
   Sinkholes	25	50	100	200
   Water Wells	50	50	100	200
   Drainage Inlets	5	50	100	200
   Property Lines and Public Roads	0	10	50	50

3. (2) Liquid incorporation in Table 1 means only unmanipulated organic fertilizer that has been incorporated into the soil within twenty- four (24) hours of application.

(State Chemist of the State of Indiana; 355 IAC 8-3-2; filed Feb 16, 2012, 11:50 a.m.: 20120314-IR- 355110364FRA; errata filed Aug 7, 2012, 9:56 a.m.: 20120829-IR-355110364ACA; readopted filed Jul 5, 2018, 11:38 a.m.: 20180801-IR-355180129RFA; readopted filed Oct 11, 2024, 11:15 a.m.: 20241106-IR-355230830RFA)