Cwea Eci Exam True False

Front 1

The potential of an unannounced inspection at any time serves as an effective deterrent to noncompliant dischargers.

Back 1

True Unannounced inspections are a deterrent to non-compliant dischargers.

Front 2

The EPA's pretreatment program requires that POTW agencies notify and help industrial companies to interpret and implement the federal regulations.

Back 2

True EPA's program requires POTW's to notify and help industry.

Front 3

It is much easier to accomplish regulatory goals with industry through enforcement actions than it is through cooperation with industrial personnel.

Back 3

False Cooperation with industrial personnel is easier than enforcement actions.

Front 4

An industrial waste permit should include the means for disposal of runoff rainwater to the sanitary sewer.

Back 4

False Permit should include means for disposal of rainwater other than to sanitary sewer.

Front 5

Proper documentation of all samples collected must be maintained to meet legal requirements.

Back 5

True All samples must be properly documented to meet legal requirements.

Front 6

Mass-based limits an concentration-based limits are the same.

Back 6

False Mass-based limits and concentration-based limits are NOT the same.

Front 7

EPA gives authority to local officials to implement and enforce the national pretreatment program.

Back 7

False EPA gives authority to the state to implement and enforce the national pretreatment program.

Front 8

All categorical and noncategorical IU\s must notify the POTW immediately of all discharges that could cause problems to the POTW.

Back 8

True All IUs must notify the POTW immediately of all problem discharges.

Front 9

IU's are allowed to increase the use of process water to dilute a discharge to achieve compliance with a Pretreatment Standard or Requirement.

Back 9

False IU's are NOT allowed to use dilution to achieve compliance.

Front 10

Criminal penalties may be imposed for any violation of the Wastewater Ordinance as an infraction or misdemeanor.

Back 10

True Criminal penalties may be imposed for any violation of Ordinance.

Front 11

One inspector can sample industries at sampling points that are located in public streets or other high-traffic (congested) areas.

Back 11

False A minimum of two people should work in congested areas.

Front 12

Industrial waste inspectors frequently enter confined spaces.

Back 12

False Entry into confined spaces is not recommended unless absolutely necessary.

Front 13

Low voltage is less dangerous than high voltage.

Back 13

False Current flow through the body causes problems and injuries.

Front 14

The major portion of an inspector's sampling work load involves sampling industrial discharges.

Back 14

True The major portion of an inspector's sampling work load involves sampling industrial discharges.

Front 15

All samples should be analyzed as soon as possible after they collected.

Back 15

True Analyze all samples as soon as possible after collection.

Front 16

Composite samples may be appropriate for local limits.

Back 16

False Composite samples may be appropriate for Categorical Standards.

Front 17

The best way to determine an industrial discharger's impact on wastewater facilities is to directly measure each industry's discharge flows.

Back 17

True To determine industry's impact, measure each industry's discharge.

Front 18

Concentration-based waste limits require flow measurements.

Back 18

False Mass-based waste limits require flow measurements.

Front 19

Flow is the amount of water going pasta particular reference point over a certain period of time.

Back 19

True Flow is amount of water going past a point over time.

Front 20

The depth of the water in the flume or weir can be measured at any location in the channel.

Back 20

False Depth of water must be measured at a particular location.

Front 21

Chemical containment areas mush have drains.

Back 21

False Chemical containment areas must NOT have drains.

Front 22

The pretreatment inspector's job is to prevent slug discharges.

Back 22

True The pretreatment inspector's job is to prevent slug discharges.

Front 23

The disposal of POTW sludge is affected by industrial discharges.

Back 23

True Disposal of POTW sludge is affected by industrial discharges.

Front 24

Federal pretreatment standards require pretreatment of wastestreams discharged to POTW's.

Back 24

True Pretreatment standards require pretreatment of discharges to POTW's.

Front 25

Pollution prevention focuses on activities which prevent the general of wastes.

Back 25

True Pollution prevention focuses on prevention of generation of wastes.

Front 26

Material or chemical distribution should be by manual pouring of buckets or barrels rather than by pumps and pipes.

Back 26

False Material or chemical distribution should be by pumps and pipes.

Front 27

Evaporation is a proven, well-developed, inexpensive industrial process.

Back 27

False Evaporation is a proven but expensive industrial process.

Front 28

Anaerobic digestion is a biological process in which microorganisms metabolize organic matter in the presence of free or dissolved oxygen.

Back 28

False Anaerobic digestion occurs in the absence of free or dissolved oxygen.

Front 29

Inspectors must review spill containment facilities constantly throughout the inspection.

Back 29

True Review spill containment facilities throughout inspection.

Front 30

Evidence of excessive raw material usage may indicate that leaks of process chemicals are occurring.

Back 30

True Excessive raw material usage may indicate leaks of process chemicals.

Front 31

At a centralized waste treatment facility, storage must be provided for impounded rainwater from the pretreatment areas and off-loading areas.

Back 31

True Storage must be provided for impounded rainwater from pretreatment areas.

Front 32

The most common example of a sewer condition that warrants enacting an emergency response plan is the discovery of gasoline or other flammable or explosive liquid or vapor in the sewer.

Back 32

True Most common emergency sewer condition is gasoline in sewer.

Front 33

The use of internal combustion engines on sewer ventilation blowers is a safe procedure.

Back 33

False Internal combustion engines may be a source of spark.

Front 34

Spills or slug loads to the POTW should be documented in the POTW's pretreatment file for the industry involved.

Back 34

True Spills or slug loads should be documented for the industry involved.