Description: A combination of devices (valves, gauges, injectors, drains, etc.) to safeguard water sources from contamination by fertilizers used during the irrigation of agricultural crops.  The practice is intended to modify or improve fertilizer injection systems with components necessary to prevent backflow or siphoning of contaminants into the water supply thereby improving and protecting the state’s waters.

Fertigation Backflow Prevention Policy
Requirements for Agrichemical Pollution Prevention Measures
General Policies for Commission Cost Share Programs

Maintenance Period: 10 years

Additional Spot Check Requirements: None

BMP Units: Each
Cost Information: Average cost (75% or 90%). Refer to ACSP Average Cost Lists for details.

CS2 Project Description examples

Expected Results: 
Acres affected

Reference Materials: 
NC-ACSP-11 Signature Page
Map with BMP location, fields, and roads
For 90% Cost share, please upload the NC-CSPs-1E form.

JAA:
NRCS - 441 - Irrigation System, Microirrigation
NRCS - 449 - Irrigation Water Management
NRCS - 430 - Irrigation Pipeline
ASAE EP409.1 MAR1989 (R2013) Safety Devices for Chemigation.

Refer to the SWCC JAA Application Requirements for details.

None