SWPPP - Stormwater Pollution Prevention Plan

Question 1

When should an operator be required to remove accumulated sediment deposits located outside of the construction activity?

Why?

Answer 1

As soon as practicable.

In order to minimize environmental impacts

9VAC25-880-70 Part II G 2

Question 2

How should an operator proceed if they need to remove sediments that accumulated in surface waters or wetlands?

Answer 2

The operator shall notify the VSMP authority and the department as well as obtain all applicable federal, state, and local authorizations, approvals, and permits prior to removal of sediments accumulated in surface waters or wetlands.

9VAC25-880-70 Part II G 2

Question 3

If approval of a corrective action is necessary, what should an operator do while waiting for approval from a regulatory agency?

Answer 3

The operator shall implement additional control measures to minimize pollutants until such approvals can be obtained.

9VAC25-880-70 Part II G 1

Question 4

When shall the operator implement the SWPPP and subsequent amendments, modifications, and updates?

Answer 4

From commencement of land disturbance until termination of general permit coverage.

9VAC25-880-70 Part II E

Question 5

When should an additional control measure or modification to an existing control measure take place if a site inspection identified a need for the additional control measure or the modification?

Answer 5

The change shall be completed prior to the next anticipated measurable storm event. If completion before the next storm event is impracticable, then control measures shall be implemented as soon as practicable, but no later than 7 days after discovery or longer if established by the VSMP.

9VAC25-880-70 Part II E 2

Question 6

Regarding implementation, how should control measures be maintained during the length of the project?

Answer 6

All control measures should be properly maintained in effective operating condition in accordance with good engineering practices and, where applicable, manufacturer specifications.

9VAC25-880-70 Part II E 1

Question 7

What should the operator do to meet the public notification regulations?

Answer 7

Upon commencement, the operator shall post conspicuously a copy of the notice of coverage letter near the main entrance of the construction activity.

9VAC25-880-70 Part II C

Question 8

What should the operator of a linear project do to meet the public notification regulations?

Answer 8

The operator shall post the notice of coverage letter at a publicly accessible locations near an active part of the construction project. The operator shall also maintain the posted information until termination of permit coverage.

9VAC25-880-70 Part II C

Question 9

Where shall the SWPPP be available on site for projects with day-to-day operations?

Who should know the location?

Answer 9

A copy of the SWPPP shall be available at a central location on-site for use by those identified as having responsibilities under the SWPPP whenever they are on the construction site.

9VAC25-880-70 Part II D 1

Question 10

Upon request, who does the operator need to make the SWPPP available to?

Answer 10

The department, the VSMP authority, the EPA, the VESCP authority, local government officials, or the operator of a municipal separate storm sewer system receiving discharges from the construction activity.

9VAC25-880-70 Part II D 2

Question 11

What should an operator do if an on-site location is unavailable to store the SWPPP when no personnel are present?

Answer 11

Notice of the SWPPP’s location must be posted near the main entrance of the construction site.

9VAC25-880-70 Part II D 2

Question 12

How can an operator make the SWPPP available for public review?

Answer 12

Information for public access to the SWPPP shall be posted and maintained until permit termination. It can be available for review in an electronic format or public access may be arranged upon request at a time and at a publicly accessible location convenient to the operator but no less than once a month and must be during normal business hours.
9VAC25-880-70 Part II D 3

Question 13

When should an operator implement corrective actions identified as a result of an inspection?

Answer 13

As soon as practicable but no later than 7 days after discovery or a longer period as approved by a VSMP authority.

9VAC25-880-70 Part II G 1

Question 14

When shall the operator amend the SWPPP?

Answer 14

Whenever there is a change in the design, construction, operation, or maintenance that has a significant effect on the discharge of pollutants to surface waters and that has not been previously addressed in the SWPPP.

9VAC25-880-70 Part II B 1

Question 15

Under what circumstances must the SWPPP be amended?

Answer 15

If, during inspections or investigations by the operator’s qualified personnel, or by local, state, or federal officials, it is determined that the existing control measures are ineffective in minimizing pollutants in discharges from construction activity.

9VAC25-880-70 Part II B 2

Question 16

What must the SWPPP clearly identify based on 9VAC25-880-70 Part II B 3?

What type of amendments compliment this?

Answer 16

The contractor(s) that will implement and maintain each control measure identified in the SWPPP. The SWPPP shall be amended to identify any new contractor that will implement and maintain a control measure.

9VAC25-880-70 Part II B 3

Question 17

When should the SWPPP be updated?

Answer 17

No later than 7 days following any modification to its implementation.

9VAC25-880-70 Part II B 4

Question 18

What seven types of modifications or updates shall be included in the SWPPP?

Answer 18

1.) a record of dates when grading occurred, construction ceased, and stabilization measures begin; 2). Documentation of replaced/modified controls; 3). Areas at final stabilization; 4). Properties no longer under control of the operator; 5). Date of prohibited discharge; 6). Measures to prevent prohibited discharges; 7).measures taken to address results of inspections. 9VAC25-880-70 Part II 4

Question 19

What does section B 5 say about amendments, modifications, or updates to the SWPPP?

Answer 19

That they shall be signed in accordance with Part III K.

9VAC25-880-70 Part II B 5

Question 20

What can be used as a Stormwater management plan being included in the SWPPP for new construction?

Answer 20

1). A Stormwater management plan approved by the VSMP authority, or; 2). an “agreement in lieu of a Stormwater management plan” from the VSMP authority; 3). Or a Stormwater management plan prepared in accordance with annual standards and specifications approved by the department.

9VAC25-880-70 Part II A 3 a

Question 21

What should an operator do if they have an existing construction activity authorized to discharge under the 2009 general permit and intends to continue coverage?

Answer 21

They shall ensure compliance with the requirements of 9VAC25-870-93 through 9VAC25-870-99 of the VSMP, including but not limited to the water quality and quantity requirements.

9VAC25-880-70 Part II A 3 b

Question 22

What are the 4 Federal Effluent Guidelines that begin with the word “minimize”?

Answer 22

1). Minimize the amount of soil exposed during the construction activity; 2.) minimize the disturbance of steep slopes; 3). Minimize soil compaction and, unless infeasible, preserve topsoil; 4). Minimize sediment discharges from the site.

9VAC25-880-70 Part II A 2 c (3, 4, 5, and 7)

Question 23

How many total Federal Effluent Guidelines are there?

Answer 23

9

9VAC25-880-70 Part II A c

Question 24

In what manner should sediment discharges be minimized based on the Federal Effluent Guidelines?

Answer 24

1.) in a manner that address the amount, frequency, intensity, and duration of precipitation; 2). In a manner that address the nature of resulting Stormwater runoff, 3). In a manner that addresses soil characteristics, including the range of soil particle sizes present on site.

9VAC25-880-70 Part II A c (5)

Question 25

What are the 2 Federal Effluent Guidelines that begin with the word “control”?

Answer 25

1). Control the volume and velocity of Stormwater runoff within the site to minimize soil erosion; 2). Control Stormwater discharges, including peak flow rates and total Stormwater volume, to minimize erosion at outlets and to minimize downstream channel and stream bank erosion.

9VAC25-880-70 Part II A 2 c (1 and 2)

Question 26

What is the Federal Effluent Guidelines that begins with the word “provides”?

Answer 26

Provides and maintains natural buffers around surface waters, directs Stormwater to vegetated areas to increase sediment removal, and maximize Stormwater infiltration unless infeasible.

9VAC25-880-70 Part II A 2 c (6)

Question 27

What is the Federal Effluent Guideline that begin with the word “ensures”?

Answer 27

Ensures that stabilization of disturbed areas will be initiated immediately whenever any clearing, grading, excavating, or other land disturbing activities have permanently ceased on any portion of the site, or temporarily ceased on any portion of the site and will not resume for a period exceeding 14 days.

9VAC25-880-70 Part II A 2 c (8)

Question 28

What is the Federal Effluent Guideline that begin with the word “utilizes”?

Answer 28

Utilizes outlet structures that withdraw Stormwater from the surface (i.e., above the permanent pool or wet storage water surface elevation), unless feasible, when discharging from sediment basins or traps.

9VAC25-880-70 Part II A 2 c (9)

Question 29

What can be used as a Erosion and Sediment Control plan being included in the SWPPP?

Answer 29

1). A Erosion and Sediment Control plan approved by the VESCP authority, or; 2). an “agreement in lieu of a plan” from the VESCP authority; 3). Or a Stormwater management plan prepared in accordance with annual standards and specifications approved by the department.

9VAC25-880-70 Part II A 2 a

Question 30

What should all erosion and sediment control plans include?

Answer 30

A statement describing the maintenance responsibilities required for the erosion and sediment controls used.

Question 31

What five things should be included in the SWPPP as General Information?

Answer 31

1). A signed copy of the registration statement (if required); 2). A copy of the notice of coverage under the general VPDES permit for discharges of Stormwater from construction activities; 3). A narrative description of the nature of the project; 4). A copy of the General VPDES permit; 5). A legible site plan.

9VAC25-880-70 Part II A 1 a-e

Question 32

A legible site plan is required as part of the SWPPP general information. What 5 things beginning with the word “locations” should be included in the legible site plan?

Answer 32

1). Locations of major structural and non-structural control measures; 2). Locations of surface waters; 3). Locations where concentrated Stormwater is discharged; 4). Locations of support activities (when applicable); 5). The location of the on-site rain gauge (when applicable)

9VAC25-880-70 Part II A 1 e (3-6 and 7)

Question 33

A legible site plan is required as part of the SWPPP general information. What 2 things do not begin with the word “locations” and should be included in the legible site plan?

Answer 33

1). Directions of Stormwater flow and approximate slopes anticipated after major grading activities; 2). Limits of land disturbance including steep slopes and natural buffers around surface waters that will not be disturbed.

9VAC25-880-70 Part II A 1 e (1 and 2)

Question 34

What is the reason for having a pollution prevention plan on site?

Answer 34

To address potential pollutant-generating activities that may reasonably be expected to affect the quality of Stormwater discharges from the construction activity, including the support activity.

9VAC25-880-70 Part II A 4

Question 35

What 3 things shall the pollution prevention plan identify?

Answer 35

1). The potential pollutant generating activities and the pollutant that is expected to be exposed to Stormwater; 2). All non-stormwater discharges that are or will be commingled with Stormwater discharges from the construction activity; 3). The person responsible for implementing the pollution prevention practice(s) for each pollutant-generating activity. 9VAC25-880-70 Part II A 4 a, c, and d

Question 36

What 3 things shall the pollution prevention plan describe?

Answer 36

1). The location where the potential pollutant-generating activities will occur; 2). The pollution prevention practices and procedures that will be implemented; and 3). Procedures for providing pollution prevention awareness to personnel in order to comply with the conditions of this general permit.

9VAC25-880-70 Part II A 4 b and e

Question 37

When creating a pollution prevention plan for “Preventing and responding to leaks, spills and other releases”, what details should be included?

Answer 37

• Procedures for expeditiously stopping, containing, and cleaning up leaks, and other releases; and
• procedures for reporting leaks, spills, and other releases

9VAC25-880-70 Part II A 4 e (1)

Question 38

What should the pollution prevention plan include related to vehicles fuels and chemicals?

Answer 38

Practices and procedures to prevent the discharge of spilled and leaked fuels and chemicals from vehicle fueling and maintenance activities.

9VAC25-880-70 Part II A 4 e (2)

Question 39

What should the pollution prevention plan include related to vehicles and equipment washing?

Answer 39

Practices and procedures that MINIMIZE the discharge of pollutants from vehicle and equipment washing. This includes locating activities away from surface waters, Stormwater inlets, or Stormwater conveyance, and directing was water to basins, traps, using filtration devices such as filter bags/sand filters or other similarly effective controls.
9VAC25-880-70 Part II A 4 e (4)

Question 40

What should the pollution prevention plan include related to concrete wash water?

Answer 40

Direct concrete wash water into a leak-proof container or settling basin. The container/settling basin shall be designed so that no overflows can occur due to inadequate sizing or precipitation. Concrete wastes shall be removed and disposed of. Liquid concrete wastes shall not be discharged to surface waters.
9VAC25-880-70 Part II A 4 e (5)

Question 41

What practices and procedures should the pollution prevention plan include related to the prevention of discharges of soaps, solvents, detergents, and wash waters from construction materials, including the clean-up of stucco, paint, form release oils, and curing compounds?

Answer 41

1). Providing cover under plastic sheeting or temporary roofs; 2). Collection and proper disposal in a manner to prevent contact with Stormwater; and 3). A similarly effective means designed to prevent discharge of these pollutants

9VAC25-880-70 Part II A 4 e (3)

Question 42

Describe or list construction products, materials, and wastes in which operators need to minimize the discharge of pollutants related to their storage, handling, and disposal?

Answer 42

1). Building products such as asphalt sealants, copper, flashing, roofing materials, adhesives, concrete admixtures; 2). Pesticides, herbicides, insecticides, fertilizers, and landscape materials; 3). Construction wastes such as packaging material, scrap materials, masonry products, timber, pipe/electrical cuttings, plastics, styrofoam, concrete, other trash.
9VAC25-880-70 Part II A 4 e (6)

Question 43

Who shall conduct inspections required by the general permit?

Who is responsible for insuring inspections are conducted?

Answer 43

The qualified personnel identified by the operator shall conduct inspections.

The operator is responsible for insuring that the qualified personnel conduct the inspections.

9VAC25-880-70 Part II F 1

Question 44

What are the two acceptable frequencies of inspections for active projects?

Answer 44

1). At least once every 5 business days.
2). At least once every 10 business days and no later than 48 hours following a measure able storm event. In the event that a measurable storm event occurs when there are more than 48 hours between business days, the inspection shall be conducted no later than the next business day.
9VAC25-880-70 Part II F a (1) and (2)

Question 45

What is the expected frequency of inspections where areas have been temporarily stabilized or land disturbing activities will be suspended due to continuous frozen ground conditions and Stormwater discharges are unlikely?

Answer 45

The inspection frequency may be reduced to once a month.

However, if weather conditions make discharges likely, regular inspections shall resume.

9VAC25-880-70 Part II F 2 b

Question 46

What 3 things shall the qualified personnel “RECORD” as part of the inspection?

Answer 46

1). The date and time of the inspection, and when applicable the date and rainfall amount of the last measure able storm event; 2). A description of any discharges occurring at the time of the inspection; 3). Any land-disturbing activities that have occurred outside of the approved ESC plan.

9VAC25-880-70 Part II F 3 a (1,2, and 3)

Question 47

List what should be inspected by the qualified inspector for installation in accordance with the approved sediment control plan.

Answer 47

1). Perimeter E and S controls; 2). Soil stockpiles; 3). Completed earthen structures; 4). Cut and fill slopes; 5). Sediment traps and basins; 6). Operational storm inlets; 7). Construction access at paved roads; 8). Temporary or permanent channels, flumes, or other slope drains.

9VAC25-880-70 Part II F 3 a (4) (a-h)

Question 48

What 2 things shall the qualified personnel “IDENTIFY” as part of the inspection?

Answer 48

1). Identify any pollutant generating activities not identified in the pollution prevention plan; and 2). Identify and document the presence of any evidence of the discharge of pollutants prohibited by this general permit.

9VAC25-880-70 Part II F 3 a (9 and 10)

Question 49

What 5 things shall the qualified personnel “INSPECT” as part of the inspection?

Answer 49

1). Installation in accordance with approved ESC plan; 2). Areas that have reach final grade/dormant more than 14 days for stabilization initiation; 3). Proper implementation of the approved ESC plan; 4). Completion of stabilization activities; 5). Pollutant generating activities identified in the pollution prevention plan.
9VAC25-880-70 Part II F 3 a (4-8)

Question 50

What 5 things should each inspection report include (do not include items regarding location)?

Answer 50

1). The date and time of the inspection and date and rainfall amount of last measure able storm event; 2). Summarized findings of the inspection; 3). A list of corrective actions required; 4). Documentation of any corrective actions required from a previous inspection that were not implemented; 5). The date and signature of qualified personnel and operator.
9VAC25-880-70 Part II F 4 a, b, h-j

Question 51

How long should inspection reports be retained for by the operator as part of the SWPPP?

Answer 51

For at least 3 years from the date that general permit coverage expires or is terminated.

9VAC25-880-70 Part II 4 j

Question 52

What 5 things related to location should each inspection report include?

Answer 52

1). The location of prohibited discharges; 2). The location of control measures that require maintenance; 3). The location of control measures that failed to operate as designed or proved inadequate for a particular location; 4). The location where any additional control measure is needed; 5). The location where any evidence identified under Part II F 3 (7) exists.

9VAC25-880-70 Part II 4 c-g

Question 53

What 8 things need to be included in the SWPPP?

Answer 53

1). General information; 2). ESC plan; 3). Stormwater management plan; 4). Pollution prevention plan; 5). SWPPP requirements for discharges to impaired waters, surface waters with a TMDL waste load, or exceptional waters; 6). Qualified personnel; 7). Delegation of authority; 8). SWPPP signature.

9VAC25-880-70 Part II A 1-8

Question 54

What two things should the SWPPP do if there are requirements for discharges to impaired waters, surface waters with an applicable TMDL was reload allocation, or exceptional state waters?

Answer 54

The SWPPP shall: 1). Identify the impaired water(s), approved TMDL(s), pollutant(s) of concern, and exceptional waters; and 2). Provide clear direction regarding soil stabilization, nutrients, and a modified inspection schedule.

9VAC25-880-70 Part II A 5