(D)NEPA.pdf

NEPA ENVIRONMENTAL CHECKLIST – SUBASENLON

NEW FORM EFFECTIVE 07/10/2020. The PWD Environmental Division (EV) uses this NEPA Environmental Checklist (EC) to determine the environmental requirements associated with a proposed project. Complete the first 2 pages of the form, attach a site map and a SOW or 1391, and then submit to EV. Submit the complete EC with required attachments a minimum of 15 days prior to a project’s scheduled start date. If there are modifications to the project scope or if work has not been initiated within 1 year of the signature date, please contact EV for review/approval prior to initiating the project.

GENERAL PROJECT INFORMATION

1 Activity Requesting: UEM Branch

2 Activity POC / Phone / email: Mike Sprague/(860) 694-4561 / chester.m.sprague.civ@us.navy.mil

3 Name of Project: B553 Tank 10, 3 and 7 Clean and Repair

4 Project Number (if any): Contract N40085-19-D-5004 5 Project Location: B553

6 Project Type: Maintenance and Repair

7 Description of the Project:

Scope of Work

a. Base Contract: The Contractor shall provide all labor, materials, and equipment to drain, clean, inspect, repair, prepare, and recoat Tank 10 at the OWTF in accordance with the requirements in Section C and all subsections of Section C.

b. Option 1: The Contractor shall provide all labor, materials, and equipment to drain, clean, inspect, repair, prepare, and recoat Tank 3 at the OWTF in accordance with the requirements in Section D and all subsections of Section D.

c. Option 2: The Contractor shall provide all labor, materials, and equipment to drain, clean, inspect, repair, prepare, and recoat Tank 7 at the OWTF in accordance with the requirements in Section E and all subsections of Section E.

8 Why is this project needed? Maintenance and Repair

9 Date project scheduled to begin? Soon as Possible

PLANNING QUESTIONS

10a Total Project Area (sq. ft.) - (Include clear zones, soil disruption/disturbance area, lay down areas, etc) N/A

10b Percentage of Project Area - that is currently Impervious (asphalt, bldgs, etc.) N/A

10c Percentage of Project Area - that will be Impervious once project completed N/A

10d Percentage of Project Area - that will be disturbed (excavated, graded, etc) N/A

11 How will Stormwater be managed in the long-term (post-construction)? N/A

12 How will Sanitary Sewage (wastewater) be managed in the long-term? N/A

13 Will there be actions conducted in the water (dredging, new pilings, removal etc.)? If so indicate state what action(s). No

14 Will there be actions conducted in an area under an Agriculture outlease? No

DESIGN RELATED QUESTIONS YES NO UNSURE

15 Will trees be removed?

16 Will emission-generating equipment (e.g. bull dozer, back hoe, etc.) be utilized during construction? If yes, please list equipment.

17 Will the project remove, install or utilize a petroleum storage tank, that is >=55-gallons?

18 Will the project remove or install an Oil Water Separator?

19 Will the project relocate excavated material at the Installation? If yes where is it going?

Will the construction / repair actions generate by-products (power washing water, haz. waste, state regulated waste such as asbestos, PCB items, transformers, capacitors, switches, light ballasts, lead paint chips, florescent bulbs, waste oil, solvents, etc)? If so indicate what type of waste(s) will be generated.

21 Will the construction / repair actions require de-watering from excavations, trenches or manholes? If yes, circle where de-watering will occur?

DESIGN RELATED QUESTIONS YES NO UNSURE

22 Will there be new hard pipe connections or modifications to existing hard pipe connections using water from Groton Utilities, the Thames, or wells?

Will new hard pipe connections or modifications to existing hard pipe connections discharge wastewater to the sanitary sewer, storm sewer or the Thames River? If so circle discharge type.

24 Will there be UST or AST installation, modification, or removal? If so indicate which type of tank and which action.

25 Will there be installation, repair, modification or removal of any system containing refrigerants

(e. g. freon, halon)?

26 Will there be modifications, destruction, or disturbance of the shoreline, streams, groundwater tables, surface water bodies, or wetlands? If so, explain.

Will there be any excavation and/or dewatering with the potential to impact the designated CT Coastal Zone (i.e., 1,000 feet inland from the MHW line)? If so, what type of activity will occur that can potentially impact the coastal zone area?

28 New proposed use and/or application of pesticides, rodenticides and herbicides? If so, indicate which type.

29 Will the project require pile driving?

OPERATIONAL RELATED QUESTIONS YES NO UNSURE

30 Will emission-generating equipment be installed (ex. paint booth, emergency generators)? If so, what type of equipment will be installed?

31 Will there be any new processes or maintenance activities conducted? If so, describe what they are.

ADDITIONAL COMMENTS

Type here:

SAME 7/14/2023

Checklist Preparer, phone number and e-mail (if Same as Question #2 – Type “SAME”) Date

NEPA ENVIRONMENTAL CHECKLIST – SUBASENLON

SUMMARY OF ENVIRONMENTAL REQUIREMENTS

(To Be Completed by Environmental Division Only) PLEASE NOTE: The Environmental review provided is only valid for 1 year. If the project scope has been modified or checklist has expired, please contact the SUBASENLON PW Environmental Division to re-evaluate the project.

Name of Project: B553 Tank 10, 3 and 7 Clean and Repair Project Number: Contract N40085-19-D-5004

PLANNING REQUIREMENTS (Issues That Can Effect the Project’s Timeline, Cost, or Site Location) Environmental Aspect YES NO Environmental Requirement Project Impacts

National Env Policy Act (NEPA) CATEX CATEX = 1 week; EA = 12 months; EIS = 24 months Can’t award till NEPA complete

Threatened or Endangered Species Consultation with USFWS and/or NMFS required. Process may take 6 months

Marine Mammal Protection Act IHA or LOA Consultation with NMFS May take 4 to 18 months

Wetland Impacts Permits and possibly mitigation required. May take 7 months after

NEPA

Navigable Water Impacts Permits required. Takes 2-7 months after

NEPA

Agriculture Outlease Consultations with NAVFAC Real Estate required. Process may take 1 to 3 months.

Tree Mitigation Compensation for tree loss or mitigation is required. This may add costs to project.

Coastal Zone Mgmt Act Coastal Consistency Determination (CCD) is required. Process takes 90 days.

Cultural Resources Consultations with SHPO required. Process may take 1 to 6 months

Major Air Emission Source Permit is required. Process takes 6 months

Construction Emissions Air Conformity Record of Non-Applicability is required. This process takes a week.

Installation Restoration Land-use controls exist or Consultation w/ EPA required Process may take 4 months

Petroleum Contamination Follow guidance in CNRMA POL SOP. This may add costs to project.

DESIGN REQUIREMENTS (Issues To Be Addressed In Design Phase) Storm Water Best Mgmt

Practices, Erosion & Sediment Control

Required for projects that include excavation or other land disturbance. Incorporate into the design.

CT Storm Water Mgmt Permit Required for projects that will disturb ≥ 1 acre of land. Obtain before construction.

De-watering, Wastewater Mgmt Protective measures required for managing excess waters. Incorporate into the design.

Beach & Dune Management Protective measures required for impact beaches & dunes Incorporate into the design.

Spill Preventative Measures Secondary containment required for tanks ≥ 55 gal Incorporate into the design.

OPERATIONAL REQUIREMENTS (Issues To Be Addressed Prior To Use)

New Industrial Process Environmental Department Site Inspection required. Required before operation.

New Waste Generating Activity Environmental Department Site Inspection required. Required before operation.

ADDITIONAL REQUIREMENTS or COMMENTS Comment 1 CATEX #8: Routine repair and maintenance of buildings, facilities, vessels, aircraft, and equipment associated with existing operations and activities Requir 1 Work at B553 occurs in the coastal zone. A Coastal Consistency Determination is not required provided that no deleterious material enters storm drains, manholes, or the Thames River.

Requir 2 Work shall occur in or near an IR zone/site. However, no ground-disturbing activities are included in the scope of work. If ground-disturbing activities are planned, a dig permit shall be obtained prior to the initiation of such activity Requir 3 Any wastewater or solvent from cleaning procedures shall be containerized for off-base disposal.

Requir 4 The manufacturer’s VOC data sheet(s) and SDS sheet(s) for any coatings shall be provided to the PW NLON EV

Division Air Program Manager for verification that the VOC content is within established CT Architectural, Industrial and Maintenance (AIM) limits and to the PW NLON EV Division EPCRA Manager.

Requir 5 Cleaning of equipment shall be conducted in accordance with RCSA 22a-174-20 and is recommended to occur off-base. If equipment cleaning is to be performed on SUBASENLON, any wastewater or solvent from cleaning procedures shall be containerized for off-base disposal.

Requir 6 Control measures shall be implemented to ensure no spent abrasives, paint chips, and overspray are released to the air or discharged into receiving waters or stormwater drainage systems. When feasible, abrasive grinding media should be recycled. Wastes generated from abrasive grinding shall be stored at a waste accumulation area and disposed of in accordance with SUBASENLON waste disposal requirements. Control measures shall be inspected by the PW NLON EV Division Air Program Manager (x5192) prior to use.

Requir 7 A backflow prevention device shall be required for any connections to potable water lines, including for pressure washing activities. All work involving the testing and certification of backflow prevention devices shall be done in accordance with DoD and Navy regulations and policies, CT Department of Public Health (CTDPH) requirements, and American Water Works Association standards and practices. Information shall be provided to the PW NLON EV Division Drinking Water Manager (x5140) regarding the testing performed on any such devices and the CTDPH certifications of the person(s) performing these tests

Requir 8 Any waste or wastewater generated from this project shall be manifested through the PW NLON Hazardous Waste Program Office (x4298). The contractor shall coordinate with the Hazardous Waste Program Office prior to initiating site work.

Requir 9 A list of HAZMAT scheduled for use or installation on the project and the approximate quantities/volumes of these materials shall be submitted to the PW NLON EV Division EPCRA Manager (x5140) prior to initiating project activities.

Requir 10 Disposal of any regulated waste shall be coordinated in advance with the PW NLON Hazardous Waste Program Office (x4298). Characterization data shall be provided to the Hazardous Waste Program Office a minimum of 3 days prior to planned disposal to aid in profiling and manifest preparation. - Non-regulated solid waste (i.e., general trash, construction debris, and recyclable items) shall be properly managed and disposed of in accordance with Federal, State, Navy, and local regulations. - Any regulated waste generated under the scope of this project shall be managed, stored, and disposed of in accordance with the SUBASENLON Hazardous Waste Management Plan and SUBASENLON policies and instructions.

Requir 11 Use of exterior storage and laydown areas in support of this project shall be done in compliance with SUBASENLON instructions and policies. Site must be evident of good housekeeping practices consistent with proper storm water management and control.

Christopher Koproski, Installation Environmental Program Director; x3976; christopher.r.koproski.civ@us.navy.mil

Environmental POC; phone number and email Signature and Date mailto:christopher.r.koproski.civ@us.navy.mil