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Station B Update - City of New Haven
9/30/21
1. Main Activities During Reporting Period
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The following Project related documents were provided to CTDEEP (and EPA*)
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Response to EPA and CTDEEP comments on Parcel B (PARTIAL) PCB RAP*
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Response to CTDEEP Comments on English Station Boiler 13 Concrete Foundation and Other Concrete Structures Scope of Study
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On September 20, 2021 CTDEEP provided UI an acknowledgement letter pertaining to the Scope of Study: English Station Boiler 13/14 (environmental media only)
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Developing the following Project related documents for submittal to CTDEEP
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English Station Boiler 13/14 (High Pressure) Investigation Summary Report
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Continue to work with the State of Connecticut along with Property Owner(s) of Parcel A & B (and as necessary, the developer) to obtain signatures/acceptance on the current approved RAPs pursuant to requirements in the CTDEEP and EPA approval letters
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Completed brush and vegetation cutting on entire site
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Finalized award for the following:
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Phase I Soil Remediation
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Continue to work with AVANGRID Procurement on the following RFP packages
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English Station Boiler 13 Interim Remedial Measure
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Continue to refine overall Project schedule and cost estimate(s)
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Perform required inspections of:
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Erosion and sediment controls (re)approved under CT DEEP permit number GSN003422 on a monthly frequency.
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Eight Significant Environmental Hazard (SEH) areas on a bi-weekly frequency
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Work with AVANGRID internal stakeholders to develop format for upcoming public information session on Project
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Updates to UI’s English Station Project website
2. Upcoming Activities
- Submit to CTDEEP
- English Station Boiler 13/14 (High Pressure) Investigation Summary Report
- Work with State of Connecticut on obtaining property owner’s signature/acceptance for current approved Parcel A PCB RAP and Non-PCB Soil RAP (Parcel A&B)
- Commence certain Phase I soil remediation ancillary activities covered in the Phase I RAPs, pending owner acknowledgement letter and other applicable approvals:
- Evaluate off-site sources for suitable soil/clean fill to be used as cover material for site-wide restoration.
- Sample debris piles on both Parcel A & B.
- Pursuant to the sequence of approvals from CTDEEP, perform supplemental environmental media sampling inside of English Station (Western Side, Boiler 1-12, & Boiler 13/14)
- Continue to work towards awarding the following procurement packages
- English Station Boiler 13 IRM
- Work with CT DEEP on any follow-up comments for the following documents
- Scope of Study for English Station Eastern Interior Boilers 1 through 12 and High Pressure Boilers 13 & 14 (hazardous building materials)
- Debris Pile Sampling Memo
- Phase I Plans and Specifications
- Work with CT DEEP on Project schedule and scope
- Continue to refine Project estimates for Main Power Plant
3. Site Security
- Continue to maintain the security measures put in place by, and acquired from, the current property owners
