Water: 30-32 (Precondition)

Question 1

What is Feature 30?

Answer 1

Fundamental Water Quality

Question 2

What project types does Feature 30 apply to?

*Fundamental Water Quality

Answer 2

All

Question 3

Lack of access to drinking water affects ____ people and is a cause for ___ annual deaths.

Answer 3

1 billion, 2 million

Question 4

How many parts are there in Feature 30?

*Fundamental Water Safety

Answer 4

2

Question 5

What are the 2 parts of Feature 30?

*Fundamental Water Safety

Answer 5

1. Sediment
2. Microorganisms

Question 6

What is the strategy for Part 1 of Feature 30?

• *Sediment*
• *Fundamental Water Quality*

Answer 6

Water samples tested for turbidity levels

Question 7

For Part 1 of Feature 30, what is the limit for turbidity levels?

• *Sediment*
• *Fundamental Water Quality*

Answer 7

<1.0 Nephelometric Turbidity Units (NTU)

Question 8

For Part 1 of Feature 30, how is turbidity levels tested?

• *Sediment*
• *Fundamental Water Quality*

Answer 8

• Laboratory equipment
• Portable turbidity meter

Question 9

What is the strategy for Part 2 of Feature 30?

• *Microorganism*
• *Fundamental Water Quality*

Answer 9

Water samples tested for coliforms

Question 10

What is an example of a coliform?

Answer 10

E.Coli

Question 11

What is Feature 31?

Answer 11

Inorganic Contaminants

Question 12

What project types does Feature 31 apply to?

*Inorganic Contaminants

Answer 12

All

Question 13

In a study, bottled water had a ___ increase in ___ after 6 months of storage due to ___

Answer 13

90%, anitmony leaching

Question 14

What is the sole part of Feature 31?

*Inorganic Contaminants

Answer 14

Dissolved Metals

Question 15

LAAMNC

What are the 6 most common dissolved metals that can be present in water?

Answer 15

• Lead
• Arsenic
• Antimony
• Mercury
• Nickel
• Copper

Question 16

What are the 2 strategies for the sole part of Feature 31?

• *Dissolved Metals*
• *Inorganic Contaminants*

Answer 16

• Limiting levels of dissolved metals
• Mitigation by filtration if levels are above limits

Question 17

What is the limit for Lead as specified in Feature 31?

*Inorganic Contaminants

Answer 17

<0.01 mg/L

Question 18

What is the limit for Arsenic as specified in Feature 31?

*Inorganic Contaminants

Answer 18

<0.01 mg/L

Question 19

What is the limit for Antimony as specified in Feature 31?

*Inorganic Contaminants

Answer 19

<0.006 mg/L

Question 20

What is the limit for Mercury as specified in Feature 31?

*Inorganic Contaminants

Answer 20

<0.002 mg/L

Question 21

What is the limit for Nickel as specified in Feature 31?

*Inorganic Contaminants

Answer 21

<0.012 mg/L

Question 22

What is the limit for Copper as specified in Feature 31?

*Inorganic Contaminants

Answer 22

<1 mg/L

Question 23

As mitigation, what are the 2 filtration methods specified in Feature 31 for dissolved metals?

*Inorganic Contaminants

Answer 23

• Reverse Osmosis Filtration Systems
• Kinetic Degradation Fluxion Filters

Question 24

What is Feature 32?

Answer 24

Organic Contaminants

Question 25

What project types is Feature 32 applicable to? *\*Organic Contaminants*

Answer 25

All

Question 26

What is the sole part for Feature 32? *\*Organic Contaminants*

Answer 26

Organic Pollutants

Question 27

What are the strategies for Feature 32? *\*Organic Contaminants*

Answer 27

* Limiting the levels of organic pollutants * Mitigation by filtration if levels are exceeded

Question 28

# SBEPVTXT What are the organic pollutants as specified in Feature 32? *\*Organic Contaminants*

Answer 28

* Styrene * Benzene * Ethylbenzene * PCB * Vinyl Chloride * Toulene * Xylene (M,P,O) * Tetrachloroethylene

Question 29

What is the limit for **Styrene** as specified for Feature 32? *\*Organic Contaminants*

Answer 29

\<0.0005 mg/L

Question 30

What is the limit for **Benzene** as specified for Feature 32? \*Organic Contaminants

Answer 30

\<0.001 mg/L

Question 31

What is the limit for **Ethylbenzene** as specified for Feature 32? *\*Organic Contaminants*

Answer 31

\<0.3 mg/L

Question 32

What is the limit for **PCB** as specified for Feature 32? *\*Organic Contaminants*

Answer 32

\< 0.0005 mg/L

Question 33

What is the limit for **Vinyl Chloride** as specified for Feature 32? *\*Organic Contaminants*

Answer 33

\<0.002 mg/L

Question 34

What is the limit for **Touelene** as specified for Feature 32? *\*Organic Contaminants*

Answer 34

\<0.15 mg/L

Question 35

What is the limit for **Xylene** (M, P, O) as specified for Feature 32? *\*Organic Contaminants*

Answer 35

\<0.5 mg/L

Question 36

What is the limit for **Tetrachloroethylene** as specified for Feature 32? *\*Organic Contaminants*

Answer 36

\<0.005 mg/L

Question 37

For Feature 32, what is the filtration system specified for use for mitigative action? *\*Organic Contaminants*

Answer 37

Granular Activated Carbon **(GAC)** Filtration System

Question 38

For GAC Filtration Systems, ___ should be in place before final occupancy of the project.

Answer 38

a maintenance and filter-replacement schedule