Iowa DNR Grade A Need-to-Know Criteria

Establish safety plans and apply safety procedures

Plans and procedures include:

Required capabilities:

·       Chemical hazard communication

·       Ability to communicate safety hazards verbally

·       Confined space entry

·       Ability to demonstrate safe work habits

·       Electrical grounding

·       Ability to follow written procedures

·       First-aid

·       Ability to identify potential safety hazards & unsafe

·       General safety and health

work conditions

·       Lifting

·       Ability to interpret Material Safety Data Sheets

·       Lock-out/tag-out

·       Ability to operate safety equipment

·       Personal hygiene

·       Knowledge of personal protective equipment

·       Personal protective equipment

·       Knowledge of potential causes and impact of disasters on facility

·       Respiratory protection

·       Knowledge of proper application, handling and storage

·       Slips, trips, and falls

of disinfectants

·       Transportation

·       Knowledge of proper lifting procedures

·       Trenching

·       Knowledge of proper safety procedures

·       Work zone safety (public protection)

·       Knowledge of risk management

 

Operate system

Tasks include:

Required capabilities:

·       Add liquid disinfectants

·       Ability to adjust disinfection feed rates

·       Monitor, evaluate, and adjust chlorine disinfection

·       Ability to adjust flow patterns

·       Inspect and maintain flow measurement

·       Ability to calculate dosage rates

·       Inspect, maintain, and repair wells

·       Ability to confirm disinfectant strength

·       Distribution system

·       Ability to diagnose/troubleshoot process units

 

·       Ability to maintain processes in normal operating condition

 

·       Ability to measure disinfectant weight and volume

 

·       Ability to perform basic math

 

·       Ability to perform drawdown tests

 

·       Ability to prepare disinfectants

 

·       Knowledge of disinfectant concepts and properties

 

·       Knowledge of disinfectant processes & design parameters

 

·       Knowledge of normal chemical range

 

·       Knowledge of principles of distribution repair

 

·       Knowledge of principles of measurement

 

·       Knowledge of regulations

 

 

 


Evaluate characteristics of source water


Characteristics include:

Required capabilities:

·       Bacteriological 

·       Ability to communicate observations verbally

·       Biological

·       Ability to discriminate between normal and abnormal conditions

·       Inorganic chemicals

·       Knowledge of normal characteristics of water

·       Knowledge of source water protection plan

·       Organic chemicals

·       Knowledge of well-head protection


 

Collect, perform and interpret laboratory analyses


Analyses include:

Required capabilities:

·       Chlorine demand

·       Ability to follow written procedures

·       Chlorine residual

·       Ability to interpret and transcribe data

·       Inorganic chemicals

·       Ability to perform disinfection calculations

·       Lead and copper

·       Ability to recognize abnormal analytical results

·       Microbiological

·       Knowledge of principles of measurement

·       Organic chemicals

·       Knowledge of proper sampling techniques and procedures

 

·       Knowledge of quality control/assurance practices

 


Operate equipment


Equipment includes:

Required capabilities:

·       Backflow preventers

·       Ability to evaluate and adjust operation of equipment

·       Chemical feeders

·       Ability to monitor electrical equipment

·       Instrumentation

·       Ability to monitor mechanical equipment

·       Pressure tanks

·       Knowledge of disinfection concepts

·       Pumps

·       Knowledge of function of tools

·       Valves

·       Knowledge of start-up and shut-down procedures

 

 

Evaluate operation of equipment


Tasks include:

Required capabilities:

·       Check speed of equipment

·       Ability to adjust equipment

·       Inspect equipment for abnormal conditions

·       Ability to diagnose/troubleshoot process units

·       Perform preventive maintenance on chemical feeders

·       Ability to discriminate between normal and abnormal equipment conditions

·       Read charts

·       Ability to follow written procedures

·       Read meters

·       Ability to monitor electrical and mechanical

·       Read pressure gauges

equipment

 

·       Ability to perform general maintenance and repairs

 

·       Ability to record information

 

·       Ability to report findings

 

·       Knowledge of facility operation and maintenance

 

 



Perform administrative duties


Tasks include:

Required capabilities:

·       Administer safety program

·       Ability to communicate verbally

·       Establish recordkeeping systems for facility operation

·       Ability to determine what information needs to be recorded

·       Manage contractor activities

·       Ability to evaluate facility performance

·       Plan and organize work activities

·       Ability to follow written procedures

·       Record information for personnel

·       Ability to perform basic math

·       Record information relating to facility performance

·       Knowledge of facility operation and maintenance

 

·       Knowledge of monitoring & reporting requirements

 

·       Knowledge of principles of general communication

 

·       Knowledge of principles of public relations