Wastewater Class 2 Ohio ABC Part 1
2025/2026 Exam Questions with 100%
Correct Answers | Latest Update
Most important factor in preventing accidents at a wastewater plant? - 🧠
ANSWER ✔✔Attitude of the employees.
Plant influent appears black and has a foul odor each morning. The cause
is traced to a pump station at a subdivision which is oversized for the
current number of homes in the subdivision. What corrective action can you
take? - 🧠 ANSWER ✔✔Decrease the distance between the on and off
probes in the wet well.
,Which of the following best describes the term "public relations"? - 🧠
ANSWER ✔✔All contacts between the staff of the utility and those outside
the staff.
What is a cross connection? - 🧠 ANSWER ✔✔Result of wastewater coming
into contact with potable water.
Why is it recommended that approved backflow prevention devices be
installed above grade level? - 🧠 ANSWER ✔✔To prevent the relief port of
the device from ever becoming submerged.
Your plant's discharge permit requires that effluent suspended solids be
tested 3 days per week. You test five samples per week. What should you
report? - 🧠 ANSWER ✔✔All five results.
At a minimum, how often should contact lists on emergency response plans
be verified? - 🧠 ANSWER ✔✔Quarterly.
According to the Code of Federal Regulations the term "Significant
Industrial User" includes. - 🧠 ANSWER ✔✔A non-domestic discharger that
discharges over 25,000 gallons per day of process wastewater or is subject
to specific federal pretreatment standards.
, What document is used to evaluate compliances with personal protective
equipment guidelines? - 🧠 ANSWER ✔✔Occupational Safety and Health
Standards.
Which term describes the calculated amount by which the value of a utility's
physical property declines annually at a predetermined rate? - 🧠 ANSWER
✔✔Depreciation.
According to 40 CFR, a discharge to a municipal separate storm sewer
system that is composed of storm water mixed with industrial waste is
defined by EPA as a(n)? - 🧠 ANSWER ✔✔Illicit discharge.
The main detrimental effect infiltration/inflow has on plant performance is
to. - 🧠 ANSWER ✔✔Cut down the hydraulic detention time.
Which of the following explains how to handle a chlorine release? - 🧠
ANSWER ✔✔Emergency response plan
Which of the following is the most significant problem in using the activated
sludge process to treat seasonal cannery waste? - 🧠 ANSWER ✔✔Nutrient
imbalance
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions with 100%
Correct Answers | Latest Update
Most important factor in preventing accidents at a wastewater plant? - 🧠
ANSWER ✔✔Attitude of the employees.
Plant influent appears black and has a foul odor each morning. The cause
is traced to a pump station at a subdivision which is oversized for the
current number of homes in the subdivision. What corrective action can you
take? - 🧠 ANSWER ✔✔Decrease the distance between the on and off
probes in the wet well.
,Which of the following best describes the term "public relations"? - 🧠
ANSWER ✔✔All contacts between the staff of the utility and those outside
the staff.
What is a cross connection? - 🧠 ANSWER ✔✔Result of wastewater coming
into contact with potable water.
Why is it recommended that approved backflow prevention devices be
installed above grade level? - 🧠 ANSWER ✔✔To prevent the relief port of
the device from ever becoming submerged.
Your plant's discharge permit requires that effluent suspended solids be
tested 3 days per week. You test five samples per week. What should you
report? - 🧠 ANSWER ✔✔All five results.
At a minimum, how often should contact lists on emergency response plans
be verified? - 🧠 ANSWER ✔✔Quarterly.
According to the Code of Federal Regulations the term "Significant
Industrial User" includes. - 🧠 ANSWER ✔✔A non-domestic discharger that
discharges over 25,000 gallons per day of process wastewater or is subject
to specific federal pretreatment standards.
, What document is used to evaluate compliances with personal protective
equipment guidelines? - 🧠 ANSWER ✔✔Occupational Safety and Health
Standards.
Which term describes the calculated amount by which the value of a utility's
physical property declines annually at a predetermined rate? - 🧠 ANSWER
✔✔Depreciation.
According to 40 CFR, a discharge to a municipal separate storm sewer
system that is composed of storm water mixed with industrial waste is
defined by EPA as a(n)? - 🧠 ANSWER ✔✔Illicit discharge.
The main detrimental effect infiltration/inflow has on plant performance is
to. - 🧠 ANSWER ✔✔Cut down the hydraulic detention time.
Which of the following explains how to handle a chlorine release? - 🧠
ANSWER ✔✔Emergency response plan
Which of the following is the most significant problem in using the activated
sludge process to treat seasonal cannery waste? - 🧠 ANSWER ✔✔Nutrient
imbalance
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
