1|Page
TEXAS WASTEWATER CLASS B TEST 2026/2027
EXAM QUESTIONS ACCURATE ACTUAL
EXAM||VERIFIED EXAM!! FREQUENTLY TESTED
QUESTIONS WITH DETAILED ANSWERS |
GUARANTEED PASS | GRADED A+||NEWEST EXAM!!!
When and where are monthly reports submitted? -
Answers-by the 20th of the following month; submitted to
Austin
How and when do you report a bypass? - Answers-as
soon as possible by phone within 24 hours; followed by in
writing within 5 working days
What are the 5 events of stream purification? - Answers-1.
Pollution
2. Degradation
3. Decomposition
4. Recovery
5. Clear
What are the 2 methods for measuring D.O.? - Answers-1.
Winkler method
,2|Page
2. meter
What is needed for good communication? - Answers-good
listening
How much chlorine gas comes from one part liquid
chlorine? - Answers-450
What does the "F and M" stand for in the F:M Ratio? -
Answers-Food to Microorganism
What feeds the nitrification organisms? - Answers-fatty
volatile acids
An explosive atmosphere contains what 2 things? -
Answers-1. Oxygen
2. flammable gas vapor or dust
How deep should the drying bed sludge be? - Answers-8-
12 inches
, 3|Page
Why is a low flow rated important when filling a drying
bed? - Answers-to prevent undigested sludge from
breaking through the ripe sludge blanket in the digester
Under a microscope what 2 organizms should be
predominant? - Answers-1. SILIATE
2. rotifers
The detention time in a contact stabilization plant is more
or less than other extended aeration plants? - Answers-
Less
What 2 things are chlorine used for? - Answers-1.
disinfection
2. odor control
What will a leaking chlorine container do? - Answers-
freeze up
Percent of volatile solids normally in sludge - Answers-70-
80%
D.O. levels in a primary clarifier - Answers-0.5-1.0 MG/L
TEXAS WASTEWATER CLASS B TEST 2026/2027
EXAM QUESTIONS ACCURATE ACTUAL
EXAM||VERIFIED EXAM!! FREQUENTLY TESTED
QUESTIONS WITH DETAILED ANSWERS |
GUARANTEED PASS | GRADED A+||NEWEST EXAM!!!
When and where are monthly reports submitted? -
Answers-by the 20th of the following month; submitted to
Austin
How and when do you report a bypass? - Answers-as
soon as possible by phone within 24 hours; followed by in
writing within 5 working days
What are the 5 events of stream purification? - Answers-1.
Pollution
2. Degradation
3. Decomposition
4. Recovery
5. Clear
What are the 2 methods for measuring D.O.? - Answers-1.
Winkler method
,2|Page
2. meter
What is needed for good communication? - Answers-good
listening
How much chlorine gas comes from one part liquid
chlorine? - Answers-450
What does the "F and M" stand for in the F:M Ratio? -
Answers-Food to Microorganism
What feeds the nitrification organisms? - Answers-fatty
volatile acids
An explosive atmosphere contains what 2 things? -
Answers-1. Oxygen
2. flammable gas vapor or dust
How deep should the drying bed sludge be? - Answers-8-
12 inches
, 3|Page
Why is a low flow rated important when filling a drying
bed? - Answers-to prevent undigested sludge from
breaking through the ripe sludge blanket in the digester
Under a microscope what 2 organizms should be
predominant? - Answers-1. SILIATE
2. rotifers
The detention time in a contact stabilization plant is more
or less than other extended aeration plants? - Answers-
Less
What 2 things are chlorine used for? - Answers-1.
disinfection
2. odor control
What will a leaking chlorine container do? - Answers-
freeze up
Percent of volatile solids normally in sludge - Answers-70-
80%
D.O. levels in a primary clarifier - Answers-0.5-1.0 MG/L
