Hydrologist I (#MGBF01)
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$47,811.00 Yearly Min / $63,748.00 Yearly Mid / $79,685.00 Yearly Max

Hydrologist II (#MGBF02)
$54,489.00 Yearly Min / $72,652.00 Yearly Mid / $90,815.00 Yearly Max

Hydrologist III (#MGBF03)
$61,592.00 Yearly Min / $82,122.00 Yearly Mid / $102,653.00 Yearly Max

Hydrologist IV (#MGBF04)
$69,638.00 Yearly Min / $92,850.00 Yearly Mid / $116,063.00 Yearly Max

Hydrologist V (#MGBF05)
$83,735.00 Yearly Min / $111,647.00 Yearly Mid / $139,559.00 Yearly Max

Hydrologist VI (#MGBF06)
$89,099.00 Yearly Min / $118,799.00 Yearly Mid / $148,499.00 Yearly Max

This class series uses six levels of work in the Agriculture, Natural Resources and Sciences occupational group, Sciences occupational series and describes hydrology work involving the evaluation and regulation of water quality and development. Work involves application of scientific, hydrological, and mathematical methods to determine distribution, disposition, and development of atmospheric, surface, and underground waters and the impact of land use, precipitation, drought, usage, waste disposal, and underground storage of hazardous waste.

Note: This career ladder series incorporates levels I, II, III and IV. Based on the level of work applicable to the employing agency and functional area, positions can be allocated up to the III or IV level. The I level is to provide entry for hiring new employees into the class series but does not preclude hiring new employees at higher levels. Employees may be promoted through the career ladder in accordance with minimum qualifications and promotional standards. Promotional standards, a selection document under separate cover, sets forth the criteria that defines and describes the requirements that must be met at each level. Advancement of employees through the career ladder is dependent on an agency's/department's operational needs and distribution of work.

The Hydrologist V and the Hydrologist VI levels, although not part of the career ladder, provides competitive opportunity for movement of employees.

• Collects, analyzes, and interprets field samples, scientific literature and statistical data. 
• Supervises and documents the installation of wells; inspects and compiles data regarding existing wells, waste disposal sites, and underground storage facilities.
• Summarizes data used in studies, projects, plans, specifications and research.
• Performs mathematical calculations to aid in the selection of alternatives.
• Reviews and comments on permit applications.
• Provides technical and regulatory information.

Hydrologist I 

This is entry level work providing technical support in the evaluation and regulation of water quality and development. 

• Works under close supervision of an administrative or technical superior.
• Performs the full range of essential functions.
• Assists in the development and implementation of regulated programs.
• Contacts include local, state, and federal agencies, public and private organizations and individuals to gather and provide information.

Hydrologist II

This is the full performance level responsible for evaluation and regulation of water quality and development. 

• Conducts and/or oversees collection and compilation of data/information from field samples, technical reports, and statistical reports.
• Recommends courses of action to accomplish program goals and objectives.
• Interprets data for the purpose of developing and implementing regulated programs.
• Contacts include local, state, and federal agencies, public and private organizations and individuals to discuss findings and recommendations.

Hydrologist III

This is the lead level responsible for project leadership providing technical guidance, coordination, and evaluation of subordinate technical staff.

• As project leader, trains, coordinates, and evaluates subordinate staff.
• Plans, coordinates, oversees collection, compilation, analysis, and interpretation of field samples, technical reports, and statistical data.
• Recommends procedures, rules, and regulations to ensure compliance with laws.
• Recommends alternatives to ensure compliance during the permit application process.
• Contacts include other agencies, state and federal, and private sector organizations and individuals to review and interpret findings and recommendations.

Hydrologist IV

This is the advanced level responsible for advanced research and program design involving multiple disciplines such as physical sciences, life sciences, advanced mathematics, and socioeconomics.

• Work is completed independent of technical supervision and consistent with scientific principles.
• Researches and recommends solutions to complex hydrologic issues.
• Designs and oversees implementation of complex studies, surveys, and investigations.
• Reviews, evaluates, and edits the work of lower level technical staff.
• Interprets complex data to assist in formulation of policies and objectives.
• Trains department staff through in-house courses and informal discussion.
• May act as project manager for contracted hydrologic investigations/cleanups.
• Contacts include other local, state, and federal agencies,  public and private organizations and individuals to provide technical assistance.

Hydrologist V

This is the expert level involved in state and national environmental pollution control issues of considerable scope and complexity and requiring creative and innovative application of advanced scientific, hydrological, and mathematical methods in the resolution of complex issues.

• Reports to the Director, Deputy Director, or a Program Administrator/Manager and performs with minimal administrative direction.
• Designs, directs development, and recommends solutions to complex hydrological environmental issues.
• Originates, designs, introduces, and oversees innovative research efforts to provide basis for new/improved resource management.
• Interprets complex data to support implementation of previously untried methods in the formulation of policies and objectives.
• Prepares legislative and regulatory measures dealing with state and national pollution control; testifies expert for the State in court and public hearings and providing insight, coordination and expert consulting services on issues and integrated topics involving scientific and hydrologic disciplines.
• Prepares, presents, and publishes technical reports and findings.
• Contacts include local, state, and federal agencies, public and private organizations, and individuals to provide expert technical direction, guidance, and assistance.     

The intent of the listed knowledge, skills and abilities is to give a general indication of the core requirements for all positions in the class series; therefore, the KSA's listed are not exhaustive or necessarily inclusive of the requirements of every position in the class.

• Knowledge of principles and practices of hydrology.
• Knowledge of methods used in field sampling, literature research, and data compilation.
• Ability to perform mathematical and statistical analysis.
• Ability to interpret and apply state and federal laws, rules, regulations.
• Ability to learn operation of hydrologic instruments.

In addition to the above Knowledge, Skills, and Abilities, the Hydrologist II requires:

• Knowledge of state and federal laws, rules, and regulations applicable to assigned program areas.
• Knowledge of principles and practices of aqueous geochemistry.
• Knowledge of regional geology.
• Skill in the use of hydrologic instruments.
• Skill in application of electronic data processing methods.
• Ability to recognize and work with diverse and/or conflicting priorities.

In addition to the above Knowledge, Skills, and Abilities, the Hydrologist III requires:

• Knowledge of physical and life sciences and mathematical principles.
• Knowledge of state, department, and division goals and objectives.
• Skill in planning, coordinating, and leading.
• Ability to recognize changing conditions and recommends rules and regulations to ensure project and program goals are met.

In addition to the above Knowledge, Skills, and Abilities, the Hydrologist IV requires:

• Knowledge of the principles and practices advanced mathematics.
• Knowledge of socioeconomic factors.
• Skill in teaching.
• Skill in advanced and innovative application of electronic data processing methods.
• Ability to design and recommend new goals, programs and procedures.
• Ability to project long range factors impacting water quality and development.

In addition to the above Knowledge, Skills, and Abilities, the Hydrologist V requires:

• Knowledge of complex, integrated, and diverse environmental pollution control methods, and the impact on water resources management methods.
• Knowledge of innovative and sophisticated methods, techniques, and procedures of research and analysis.
• Skill in applying and integrating advanced theories, concepts, principles, and processes for assignments of a diverse and complex nature.
• Skill in analyzing and evaluating complex situations, conditions, and information to determine course of action.
• Skill in presenting and incorporating findings, concepts, procedures, and techniques in program and project development.
• Ability to analyze, interpret, and explain laws, rules and regulations relating to unique issues involving protection of resources and prevention of environmental pollution.

JOB REQUIREMENTS for Hydrologist IV
Applicants must have education, training and/or experience demonstrating competence in each of the following areas:

1. Possession of a Masters degree or higher in geology, hydrology or related field OR a Bachelors degree or higher in geology, hydrology or related field and registration as a Professional Geologist.
2. Possession of a scientific prominence and recognition in geological or hydrological studies within a geographic region. 
3. Three years experience in hydrogeology and stratigraphy. 
4. Three years experience in designing and conducting hydrologic data collection projects such as geologic descriptions, water levels and water samples. 
5. Three years experience in analyzing and interpreting hydrogeologic data and making technical recommendations. 
6. Three years experience in interpreting environmental laws, rules, regulations, standards, policies and procedures. 
7. Six months experience in environmental or natural resources project management which includes planning, developing, implementing, managing and evaluating environmental or natural resources projects to ensure objectives are met.