SURVEYOR MINIMUM QUALIFICATIONS TEST (SMQT) COMPLETE PRACTICE EXAM
QUESTIONS AND ANSWERS | VERIFIED SOLUTIONS | UPDATED 2026/2027 STUDY
GUIDE
Examiner/Administrator: Florida Department of Environmental Protection (FDEP)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
SURVEYOR MINIMUM QUALIFICATIONS TEST (SMQT)
2026/2027 EDITION
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
COMPLETE PRACTICE EXAM
100+ MULTIPLE-CHOICE QUESTIONS
PASSING SCORE: 70%
TESTING TIME: 120 MINUTES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
TABLE OF CONTENTS
Wastewater Collection Systems
Wastewater Treatment Fundamentals
Hydraulics and Flow Measurement
Lift Stations and Pump Operations
Safety and Regulatory Compliance
Laboratory Sampling and Analysis
Plant Operations and Process Control
Equipment Maintenance and Troubleshooting
Environmental Protection Standards
Professional Responsibilities and Documentation
FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION (FDEP) || ALIGNED WITH
CURRENT OPERATOR CERTIFICATION BLUEPRINTS || WASTEWATER COLLECTION
SYSTEM OPERATIONS || PROFESSIONAL STUDY GUIDE || 100% VERIFIED | GRADED A+ ||
COMPREHENSIVE EXAM PREPARATION || PREPARED FOR LICENSING & CERTIFICATION
|| PROFESSIONAL EXAMINATION USE
,━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Wastewater Collection Systems and Regulatory Fundamentals (Q1–Q10)
Q1. During a routine inspection, an operator observes wastewater surfacing from a
manhole following a heavy rainfall event. What is the most likely cause?
A. Excessive chlorination
B. Infiltration and inflow entering the collection system
C. Low dissolved oxygen levels
D. Improper sludge wasting
Correct Answer: 🔴 B. Infiltration and inflow entering the collection system
Explanation: 🔹 Infiltration and inflow (I&I) allow groundwater and stormwater to enter
sanitary sewers, increasing hydraulic loading and potentially causing sanitary sewer
overflows. Chlorination, dissolved oxygen, and sludge wasting are treatment-related
issues and do not directly cause manhole surcharging during rain events.
Q2. An operator reviewing collection system maps discovers a section with repeated
grease-related blockages. Which corrective action is most effective?
A. Increase chlorination dosage
B. Raise pumping frequency only
C. Implement grease control measures and routine cleaning
D. Reduce sewer pipe diameter
Correct Answer: 🔴 C. Implement grease control measures and routine cleaning
Explanation: 🔹 Fats, oils, and grease accumulate on pipe walls and restrict flow. Source
control programs, grease interceptors, and preventive maintenance are effective long-
term solutions. Chlorination and pipe diameter reduction do not address the root cause.
Q3. Which condition most strongly indicates infiltration rather than inflow?
A. Sharp flow increase during storms
B. Flow increase immediately after rainfall
,C. Gradual flow increase associated with elevated groundwater levels
D. Sudden increase from roof drains
Correct Answer: 🔴 C. Gradual flow increase associated with elevated groundwater
levels
Explanation: 🔹 Infiltration occurs when groundwater enters through cracks and
defective joints, often producing sustained increases in flow. Inflow generally causes rapid
increases from direct stormwater connections such as roof drains and catch basins.
Q4. What is the primary purpose of a sanitary sewer collection system?
A. Treat wastewater biologically
B. Convey wastewater safely to treatment facilities
C. Disinfect wastewater prior to discharge
D. Remove nutrients from wastewater
Correct Answer: 🔴 B. Convey wastewater safely to treatment facilities
Explanation: 🔹 Collection systems transport wastewater from customers to treatment
facilities. Treatment, disinfection, and nutrient removal occur at the wastewater
treatment plant rather than within the collection system.
Q5. Which document provides operators with procedures for responding to sanitary
sewer overflows?
A. Laboratory bench sheet
B. Emergency response plan
C. Material safety data archive only
D. Equipment warranty manual
Correct Answer: 🔴 B. Emergency response plan
Explanation: 🔹 Emergency response plans establish reporting requirements,
containment procedures, notification protocols, and recovery actions. The other
documents do not provide comprehensive overflow response guidance.
, Q6. A force main differs from a gravity sewer because wastewater movement is
primarily driven by:
A. Atmospheric pressure
B. Biological activity
C. Mechanical pumping energy
D. Solar heating
Correct Answer: 🔴 C. Mechanical pumping energy
Explanation: 🔹 Force mains transport wastewater under pressure generated by pumps.
Gravity sewers rely on elevation differences and hydraulic slope.
Q7. Which indicator most effectively demonstrates collection system reliability?
A. Number of office staff employed
B. Frequency of sanitary sewer overflows
C. Quantity of laboratory glassware
D. Amount of landscaping maintained
Correct Answer: 🔴 B. Frequency of sanitary sewer overflows
Explanation: 🔹 A low frequency of sanitary sewer overflows reflects effective operation
and maintenance. Staffing levels and unrelated facility metrics do not directly measure
system reliability.
Q8. Why are manholes strategically installed throughout collection systems?
A. To increase treatment efficiency
B. To provide access for inspection and maintenance
C. To improve chlorination contact time
D. To remove phosphorus
Correct Answer: 🔴 B. To provide access for inspection and maintenance
QUESTIONS AND ANSWERS | VERIFIED SOLUTIONS | UPDATED 2026/2027 STUDY
GUIDE
Examiner/Administrator: Florida Department of Environmental Protection (FDEP)
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
SURVEYOR MINIMUM QUALIFICATIONS TEST (SMQT)
2026/2027 EDITION
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
COMPLETE PRACTICE EXAM
100+ MULTIPLE-CHOICE QUESTIONS
PASSING SCORE: 70%
TESTING TIME: 120 MINUTES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
TABLE OF CONTENTS
Wastewater Collection Systems
Wastewater Treatment Fundamentals
Hydraulics and Flow Measurement
Lift Stations and Pump Operations
Safety and Regulatory Compliance
Laboratory Sampling and Analysis
Plant Operations and Process Control
Equipment Maintenance and Troubleshooting
Environmental Protection Standards
Professional Responsibilities and Documentation
FLORIDA DEPARTMENT OF ENVIRONMENTAL PROTECTION (FDEP) || ALIGNED WITH
CURRENT OPERATOR CERTIFICATION BLUEPRINTS || WASTEWATER COLLECTION
SYSTEM OPERATIONS || PROFESSIONAL STUDY GUIDE || 100% VERIFIED | GRADED A+ ||
COMPREHENSIVE EXAM PREPARATION || PREPARED FOR LICENSING & CERTIFICATION
|| PROFESSIONAL EXAMINATION USE
,━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Wastewater Collection Systems and Regulatory Fundamentals (Q1–Q10)
Q1. During a routine inspection, an operator observes wastewater surfacing from a
manhole following a heavy rainfall event. What is the most likely cause?
A. Excessive chlorination
B. Infiltration and inflow entering the collection system
C. Low dissolved oxygen levels
D. Improper sludge wasting
Correct Answer: 🔴 B. Infiltration and inflow entering the collection system
Explanation: 🔹 Infiltration and inflow (I&I) allow groundwater and stormwater to enter
sanitary sewers, increasing hydraulic loading and potentially causing sanitary sewer
overflows. Chlorination, dissolved oxygen, and sludge wasting are treatment-related
issues and do not directly cause manhole surcharging during rain events.
Q2. An operator reviewing collection system maps discovers a section with repeated
grease-related blockages. Which corrective action is most effective?
A. Increase chlorination dosage
B. Raise pumping frequency only
C. Implement grease control measures and routine cleaning
D. Reduce sewer pipe diameter
Correct Answer: 🔴 C. Implement grease control measures and routine cleaning
Explanation: 🔹 Fats, oils, and grease accumulate on pipe walls and restrict flow. Source
control programs, grease interceptors, and preventive maintenance are effective long-
term solutions. Chlorination and pipe diameter reduction do not address the root cause.
Q3. Which condition most strongly indicates infiltration rather than inflow?
A. Sharp flow increase during storms
B. Flow increase immediately after rainfall
,C. Gradual flow increase associated with elevated groundwater levels
D. Sudden increase from roof drains
Correct Answer: 🔴 C. Gradual flow increase associated with elevated groundwater
levels
Explanation: 🔹 Infiltration occurs when groundwater enters through cracks and
defective joints, often producing sustained increases in flow. Inflow generally causes rapid
increases from direct stormwater connections such as roof drains and catch basins.
Q4. What is the primary purpose of a sanitary sewer collection system?
A. Treat wastewater biologically
B. Convey wastewater safely to treatment facilities
C. Disinfect wastewater prior to discharge
D. Remove nutrients from wastewater
Correct Answer: 🔴 B. Convey wastewater safely to treatment facilities
Explanation: 🔹 Collection systems transport wastewater from customers to treatment
facilities. Treatment, disinfection, and nutrient removal occur at the wastewater
treatment plant rather than within the collection system.
Q5. Which document provides operators with procedures for responding to sanitary
sewer overflows?
A. Laboratory bench sheet
B. Emergency response plan
C. Material safety data archive only
D. Equipment warranty manual
Correct Answer: 🔴 B. Emergency response plan
Explanation: 🔹 Emergency response plans establish reporting requirements,
containment procedures, notification protocols, and recovery actions. The other
documents do not provide comprehensive overflow response guidance.
, Q6. A force main differs from a gravity sewer because wastewater movement is
primarily driven by:
A. Atmospheric pressure
B. Biological activity
C. Mechanical pumping energy
D. Solar heating
Correct Answer: 🔴 C. Mechanical pumping energy
Explanation: 🔹 Force mains transport wastewater under pressure generated by pumps.
Gravity sewers rely on elevation differences and hydraulic slope.
Q7. Which indicator most effectively demonstrates collection system reliability?
A. Number of office staff employed
B. Frequency of sanitary sewer overflows
C. Quantity of laboratory glassware
D. Amount of landscaping maintained
Correct Answer: 🔴 B. Frequency of sanitary sewer overflows
Explanation: 🔹 A low frequency of sanitary sewer overflows reflects effective operation
and maintenance. Staffing levels and unrelated facility metrics do not directly measure
system reliability.
Q8. Why are manholes strategically installed throughout collection systems?
A. To increase treatment efficiency
B. To provide access for inspection and maintenance
C. To improve chlorination contact time
D. To remove phosphorus
Correct Answer: 🔴 B. To provide access for inspection and maintenance
