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Site Assessment > Section 2- Phase 1 ESA > Flashcards

Section 2- Phase 1 ESA Flashcards

1
Q

Purpose of a Phase 1? (2)

A
  1. To gather sufficient information to estimate the likely hood of contamination exists
  2. determine if a phase 2 is required
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2
Q

Results of Phase 1 guides decisions of

A
  1. Property management
  2. options for land use
  3. Investments
  4. remedial actions
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3
Q

Phase 1 Ultimate Objective

A

to determine RISK

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4
Q

What is RISK in regards to ESAs

A

Measurement of the severity of health effects arising from exposure to a substance (duration and frequency) via different media

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5
Q

Measurement of the severity of health effects arising from exposure to a substance (duration and frequency) via different media is…

A

RISK

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6
Q

What does [ ] represent?

A

Concentration

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7
Q

RISK is determined by what two factors?

Evaluating _____+_______

A

Exposure + Concentration

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8
Q

4 components of Phase 1

A
  1. Desktop Review
  2. Site Visit
  3. Interviews
  4. Documentation of results
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9
Q

3 Components of a desktop review

A
  1. Company file review
  2. Air photo review
  3. Review of published info
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10
Q

______ is conducted to:

  1. Confirm current/historical land uses/activities
  2. ID CoPC and APEC
  3. Establish the framework of future site investigations
A

Desktop Review

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11
Q

Company file review:

Information to review (6)

A
  1. process diagrams, site plans
  2. historical records (spills, releases)
  3. property layout (historical/present)
  4. previous assessments
  5. Inventory of UST/AST
  6. reclamation certificates
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12
Q

Company file review:

Constraints (3)

A
  1. Incomplete
  2. Disorganized
  3. none available
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13
Q

Air Photo Review:

Sources for photos? (3)

A
  1. provincial/federal sites
  2. local library/archives
  3. Google earth
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14
Q

Name some data you should collect when looking at air photos (8 total)

A
  1. Year site was established
  2. List of site features, buildings, pits
  3. layout of infrastructure
  4. spills/vegetation stress
  5. proximity of water or residences
  6. Land use/veg cover
  7. Topography, drainage
  8. proximity to other contamination
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15
Q

Limitations posed by air photos: (5)

A 
Photo quality
frequency of photos
coverage of site
visible indicators
availability
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16
Q

_____ requires review of all “reasonably determined” records. Sources vary by industry.

A

CSA Guidelines

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17
Q

CSA guidelines stand for?

A

Canadian Standards Association guidelines

18
Q

Who is responsible for the collection and storage of information regarding:

spills since 1975
pipeline information
well information “well files”

A

AER

19
Q

Public records review:

Where can you get a records of all registered wells in a given area? (usually 2km radius)

A

AENV

20
Q

7 places of public records to check

A
  1. AENV - water wells
  2. Maps
  3. Fire insurance maps/records
  4. Property use directories
  5. Title searches/Tax rolls
  6. PTMAA
  7. Environmental law center
21
Q

PTMAA

A

Petroleum Tank Management Association of Alberta

registration of active takes and inventory of abandoned

22
Q

Where can you gather information regarding soils, geology, bedrock make up, hydrology, topography?

A

Maps

23
Q

Why would you check fire insurance records?

A

USTs (spills, leaks, removal, past remediation)

24
Q

Where would you check to find previous owners?

A

Property use directories,
Title searches at alberta registrations,
Tax assessment rolls

25
Q

Where would you find past environmental reinforcements?

A

Environmental Law Center

26
Q

Phase 1 ground truthing is done to verify results of desktop search (T/F)

A

True

27
Q

Steps of a phase 1 site assessment

A
  1. Walk around
  2. Pictures
  3. Site sketch
  4. record of visual evidence (checklist)
  5. locate APECs
  6. Limitations of site visit
  7. Notes regarding a limitations of a phase 2
28
Q

Visual evidence to consider (checklist)

A
  1. Receptors/pathways
  2. Surface staining
  3. reduced veg growth
  4. visible salt crystals
  5. Off site sources
  6. surrounding land use/topography/drainage/vegetation
29
Q

What is an example of a site assessment limitation?

A

Snow, paved, access. Not ruled out and should be visited during phase 2

30
Q

Where can you get an inventory of all hazardous materials on a site?

A

MSDS or inventories

31
Q

When are interviews ideally done?

A

during the site visit

32
Q

People who you can interview

A 
Site owners
operators/staff
former employees
neighbors
regulatory officials
33
Q

three things to ask in an interview

A
  1. Location of present and former infrastructure
  2. details of past spill and clean up procedures
  3. waste management practices
34
Q

What two bodies drive the reporting structure?

A

Client and regulator

35
Q 
E
I
S
R
F
E
C
S
Q
R
A
A 
Executive summary
Introduction
Site Description
Results
Findings
Evaluation of Findings
Conclusion/recommendation
Statement of limitations
Qualifications of assessor
References
Appendix
36
Q

Which section would you list APECS and COPC in the phase 1 report?

A

Findings

37
Q

Which section would you list records review, site visit and interviews in the phase 1 report?

A

Results

38
Q

Which section would you justify a phase 2 in the phase 1 report?

A

Conclusion

39
Q

When are Phase 1 assessments required for all upstream oil and gas sites according to AENV

A

Prior to reclamation. It is submitted with wellsite reclamation certificate application

40
Q

CSA Z76801 “_______ __ _____”

ASTM E152700 “________ ________ ___ ____: _______ __ ___ _______”

A
  1. Phase 1 ESA

2. Standard practices for ESA: Phase 1 ESA Process

41
Q

ADWDA

A

Assessing Drilling Waste Disposal Areas

42
Q

NDWD

A

Notification of Drilling Waste Disposal

Site Assessment (3 decks)

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