Even Steven Flashcards by Erik Bautista

Turbidity in water results from:

A. Dissolved solids and color
B. Dissolved solids and pH
*C. Colloidal and suspended solids
D. Settleable and floatable solids

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In which situations would you not need field blanks?

A. When the sample contains highly volatile pollutants
B. When the past sample results are questionable
C. When the sampling and handling procedures need to be checked
*D. When using new sampling equipmement for the first time

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A chain of custody is meant to show:

A. A list of the last 12 month’s violations
*B. A list of persons with access to the sample
C. A slug control plan for the facility
D. The most recent date the industry hauled hazardosu waste

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A chain of custody form can be used as:

*A. Evidence in a criminal court case
B. A replacement for a laboraqtory report
C. A replacemtn for a BMR 90-day report
D. A time tracker for the industrial user

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What should not be included in an inspection report?

A. Date and time of the inspection
B. Name and title of person contacted
*C. Inspectors opinion of the pretreatment faclities
D. The inspection of monitoring records

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A strip of lead acetate paper is used to detect:

A. Oxygen deficiency
*B. Hydrogen deficiency
C. Methane gas
D. Chlorine gas

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As an inspector, you arrive to perform an inspection and are denied entry at a facility. Your best response would be to:

A. Demand on entering the facility to continue inspection
B. Apologize and return later when it is more convenient for the facility
C. Threaten to contact with the consequences of denying entry
*D. Leave and call your supervisor for direction

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A common treatment to remove silver from photo processing water is:

A. Evaporation
B. Crystallization
C. Reverse osmosis
*D.Electrolytic metal recovery

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What is one of the focuses of the 1977 Clean Water Act regarding industrial waste discharges to the municipal sewerage systems?

*A. Prohibit the discharge of toxic pollutants in toxic amounts. Control discharges of toxic substances
B. Develop new technologies to remove pollutants from the wastestream
C. Set specific limits to control all materials that can upset a treatment plant
D. Require industries to remove allpollutants from the wastestream

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Which of the following industrial processes is considered to be Categorical by the US EPA?

A. The dry cleaning industry
B. An industry that repairs transmissions
C. An industry that repairs radiators
*D. The pharmaceutical manufacturing industry

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An example of an indirect discharge is:

*A. A steam electric power generating plant that discharges to a POTW
B. A metal plater that discharges to the waters of the U.S.
C. A battery manufacturer that discharges process wastewater to the storm drain
D. A metal plater that is discharging to the ocean

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In pollution prevention, source reduction does not include:

A. Good operating practices
*B. Recycling
C. Changing the product
D. Chainging the technology or material

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The primary aim when responding to a spill incident is to:

A. Prevent pollutants from entering the sanitary sewer
*B. Prevent pollutants from entering teh environment
C. Protect teh industry at fault from enforcement
D. Identify the industry at fault

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Control authorities ensure that any change in an industrial users monitoring points does not allow which of the following?

A. Segregation of wastestreams
B. Flow-proportional sampling
*C. Dilution in lieu of adequate treatment
D. Grab sasmple

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The abbreviation “BMP’s” stands for:

A. Best maintenance practices
B. Biochemical Measurement Procedures
C. Baseline Monitoring Procedures
*D. Best Management Practices

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The federal definition of stormwater is:

*A. Stormwater runoff, snow melt-off and surface runoff and drainage
B. Precipitation exceeding 0.1 inch in any 24-hour period
C. All discharges entering a municipal seperate stormwater system
D. Any discharge resulting from precipitation including incidental pollutants from site drainage and runoff that are dsicharged to waters o fthe U.S.

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A restaurant with the maximum daily flow estimated at 15,000 GPD requires a two-hour detention time in its grease interceptor. Which of the following is the minimum size that the interceptor must be?

A. 750 Gallons
*B. 1000 Gallons
C. 1500 Gallons
D. 2000 Gallons

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Which of the following actions must be taken to restore a clarifier capacity to hold solids or oil when that capacity has been exceeded?

A. Collect depth measurements
B. Wash out the material in the effluent
C. Divert teh wastestream to another clarifier
*D. Pump out the materials

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Calculate the detention time for the 1200 gallon capacity clarifier that treats a flow of 30 GPM.

A. 20 min.
*B. 40 min.
C. 60 min.
D. 90 min.

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One of the common hazardous gases that can be generated in a grease interceptor is:

*A. Hydrgen Sulfide
B. Sulfer dioxide
C. Ammonia
D. Chlorine

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A lower explosive limit gas detector must be calibrated:

A. fro the specific gas being monitored
*B. for all gases in the field
C. prior to an audit
D. semi-annually in the field

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Which of the following sampling methods is used to obtain a representative sample from an automatic composite sampler?

*A. Flow proportional
B. Mixed aliquot
C. Selectional mix
D. Composite variance

Discrete composite samples may remain discrete and:

A. analyzed and reported separately and not averaged
*B. combined in the laboratory prior to testing
C. combined to be used to report pH
D. does not need to be representative of daily discharge

What are the two types of composite samples?

A. Time Proportional and Color Relevance
B. Flow proportional and Grab Sample
*C. Flow Proportional and Time Weighted
D. Immediate Sample and Discretionary Sample

You are called out to an unknown odor in the collection system. What would be the first step?

A. Open the targeted manhole with a metal hook B. Assign someone to use their sense of smell of the substance to the source *C. Determine the location of the problem and affected area D. Evacuate the residential neighborhood and area businesses

Per CFR 403.5(b), which one of the following types of pollutant(s) shall not be introduced into a POTW?

A. Pollutants which will cause corrosive structural damage to the POTW, but in no case discharges with pH higher than 11.5, unless the work is specifically desigend to accomodate such discharges *B. Solid or viscous pollutants that create hazardous conditions at the POTW C. PollutNTA WHICH WILL CAUSE CORROSIVE STRUCTURAL DAMAGE TO TEH potw, but in case discharges with pH lower than 5.0, unless the works is specifically designed to accomodate such discharges D. Pharmaceutical and radioactive waste

Employees required to wear respirators must be evaluated:

A. Once every 6 months B. Once every year C. Once every 2 years *D. Once every 3 years

Which of the following is the average pollutant concentration to which a normal person may be exposed to without injury during an average work day?

A. LEL (Lower Exposure Limit) *B. TWA (Time Weighted Average) C. STEL (Short Term Exposure Limit) D. UEL (Upper Exposure Limit)

A gas detector alarm for oxygen deficiency is set at:

A. 17.0 % *B. 19.5% C. 20.9% D. 22.0%

What class is this confined space and what permit may or may not be required? "A confined space that presents oxygen deficiency and is immediately dangerous to life or health, and has inwardly converging walls that someone could be trapped inside."

*A. Class A, permit required B. Class B, no permit required C. Class C, permit required D. Class D, no permit required

The most common flammable gas encountered in the sewer is :

*A. methane B. hydrogen cyanide C. chlorine D.carbon monoxide

An industry that operates constantly discharges 55 gpm from their pretreatment system. How many gpd is discharged?

A. 72,500 gpd B. 73,200 gpd C. 77,000 gpd *D.79,200 gpd

The flow rate through a Parshall flume is 0.300 cubic feet per second. The flow rate in gallons per minute is:

*A. 135 gpm B. 2.24 gpm C. 30.0 gpm D.18.0 gpm

An inspector notices an objectionable odor and out of character color of the waste stream. What should the inspector do?

A. Commit the observation to memory for future referance B. Issue a Notice of Violation *C. Document the sampling event D. Alert the facility contact person

What is the conversion of 100 ppm to mg/L?

A. .001 mg/L B. 1 mg/L *C. 100 mg/L D.1000 mg/L

According to the Occupational Safety and Health Administration (OSHA), what are the two types of confined space?

A. Aboveground and Underground *B. Permit Required and Non-Permit Required C. Tank Entry and Vault Entry D. Attic Space and Crawl SPace

The usual alarm set point for an atmospheric tester when testing hydrogen sulfide (H2S) is:

*A. 10 ppm B. 30 ppm C. 3 ppm D.100 ppm

Which of the following is generally not a good source for inspectors to keep current on pretreatment regulations?

A. The Federal Register B. The Code of Federal Regulations C. A service that summarizes EPA regulations *D. A company contact

Per 40 CFR 136 Table II -- Required Containers, Preservation Techniques, and Holding Times, which of the following is the maximum temperature allowed for storage and transportation of volatile organic samples?

A. 40 ° C B. 0° C *C. 6° C D.10° C

What source of information regarding the hazardous nature of chemical products must be accessible to those who have contact with the chemicals on the Industrial User site?

A. EPA *B. SDS C. NIOSH D.OSHA

Per federal regulations, which of the following types of pollutant(s) shall not be introduced into a POTW by a permitted discharge?

A. Fats, oils and grease in excess of that allowed in domestic quality sanitary wastewater of 250 mg/L B. Radioactive waste from mining operations *C. Solid or viscous pollutant in amounts which will cause obstruction to the flow in the POTW resulting in interference D. Plastic, rubber and other synthetic materials

Which of the following parameters, if sampled, must be recorded as a field test?

A. Cyanide *B. Temperature C. BOD D. Sulfide

Which of the following does an LEL monitors measure?

A. Oxygen-deficient atmosphere B. Carbon monoxide *C. Explosive atmosphere D. Hydrogen sulfide

Which of the following is not a recognized flow measurement system?

A. Venturi meter *B. ORP meter C. Mag meter D. turbine meter

A metal finisher has the following discharge limitations:

A. Cu 3.0 mg/L B. Cr 2.7 mg/L C. Pb 0.7 mg/L D.

A recent 24-hour discharge sample collected from the metal finisher, and analyzed for assessment of sewer use fees, showed the following concentrations of pollutants :

A. Cu 15 mg/L B. Cr 18.3 mg/L C. Pb 3.2 mg/L D.

The metal finisher discharges a flow of 30,000 GPD. The daily sewer-use penalties, per pound discharged above the limitations, are as follows:

A. Cu $200 B. Cr $ 230 C. Pb $300 D.

Which of the following amounts of money shows the metal finisher's daily penalty for exceeding the discharge limitations?

A. $169 B. $2,043 *C. $ 1,686 D. $ 16,858

In general, field notes should be:

*A. Related to the conditions observed B. Written in pencil to allow for corrections C. Written on loose-leaf paper to allow for easy organization D. Disposed of after the report is written

Discharges of untreated or partially treated wastewater of any volume from sanitary sewer system that reach surface water and/or drainage channel tributary to a surface water or reach MS4 system and returned to the sanitary system is classified as:

*A. Category 1 SSO B. Category 2 SSO C. Category 3 SSO D. Private Lateral Sewage Discharge (PLSD) SSO

You are required to conduct environmental sampling for an SSO spill event. At a minimum, you should sample for the following:

A. BOD, Ammonia, TSS, and Fecal Coliform B. BOD, Ammonia, Total Coliform *C. Ammonia and bacterial indicators D. Ammonia, Total and Fecal Coliforms

What is the correct container and preservative for fecal coliform?

*A. Polyethylene or glass, cool to < 10 C, w/ NA2S2O3 B. Polyethylene only, cool to < 10 C , H2SO4 C. Polyethylene or glass, cool to <6 C D. Polyethylene or glass, cool to < 10 C, w/ HCl

In the interest of public health, which of the following should be sampled in the event of an SSO?

A. BOD B. TSS *C. Fecal Coliform D. Hydrogen Sulfide