Percival Farm Service, Inc. - Executive Summary

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EXECUTIVE SUMMARY 
PERCIVAL FARM SERVICE, INC.   PERCIVAL, IOWA   51648 
 
 
I.    Regulated Substance Handled at this Facility: 
Percival Farm Service, Inc. is a supplier of farm fertilizer and chemicals in the Percival, 
Iowa area.  Our anhydrous ammonia facility is a new installation with the latest safety 
features.  In consideration for public safety,  the facility is located in a non-populated 
area.   
 
II.   Accidental Release Prevention and Emergency Response Policy: 
Because of the hazardous nature of NH3 and in compliance with Section 112 (r) of the 
Clean Air act, we have accidental release prevention programs and emergency 
response policies, as well as employee safety training and programs.  Our employees 
have been trained in the safe handling of NH3, the hazards of NH3 and the use of 
personal protective equipment for safety.  This safety equipment includes face masks, 
neoprene gloves, and proper clothing when in the vicinity of NH3.  Water for 
emergency flushing is located on the NH 
3 use tanks, and at the storage area.  Our 
safety policy firmly states that employees must never handle NH3 without always 
following these rules.  There are emergency shut off and relief valves on all storage 
tanks and nurse tank filling stations are equipped with breakaway couplers. 
 
In case of accidental exposure, we have posted telephone numbers of the plant 
manager after hours, emergency responders which include the fire department and 
rescue department.  The emergency plan states employees will meet at a 
pre-designated collection point for further direction from the Emergency Coordinator, 
or in their absence,  the Assistant Emergency Coordinator.  Within fifteen minutes of 
the incident of accidental release, the E.C. or the Asst. E.C. will notify the Fremont 
County LEPC and will cooperate with the Incident commander from the fire 
department at the scene in order to expedite the notification and safe evacuation of 
persons from the area to prevent exposure.  We have invited our loca 
l fire department 
and emergency response teams to our facilities so that they are familiar with our plant 
layout and emergency shut off systems. 
 
III.   Worst Case Scenario Vs Alternate Release Scenario: 
The worst case scenario that we were required to develop for this Risk Management 
Plan involved a total release of product from the largest storage tanks at this facility.  
We emphasize that this is highly unlikely.  The integrity of the storage tank is certified 
by professionals, and inspected annually.  The more common release, failure of a 
transfer hose, is the one we used as an alternate release scenario.  Transfer hoses are 
checked annually, and replaced if necessary.  If a transfer hose developed a leak, the 
leak could only happen when an employee was present, as all valves to the transfer 
hose are closed except during transfer of product by an employee.  This leak would be 
obvious immediately, and the employee would close the valve to the supply hose.  
The leak would more than l 
ikely be a small one, and not the diameter of the transfer 
hose.  Therefore, even the alternate release scenario is exaggerated. 
 
IV.   Five Year Accident History: 
This is a new facility, therefore we have had no releases during the past five years. 
 
V.   Emergency Response Program: 
We are in contact with our local fire and rescue department and the Local Emergency 
Response Commission regarding our operations.  Because we are in a small 
community, several of our customers and employees are members of our local fire, 
rescue and emergency response teams. In addition to the training our employees 
receive, we encourage any emergency responders to attend our safety meetings and 
to understand our operations. 
 
VI.   Planned Changes to Improve Safety: 
We will document the safety inspections of storage and nurse tanks, transfer hoses, 
valves and application equipment.  We will continue training for all new and current 
employees to insure their safety and the safe operation of our facility.
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