eastland woolen mill background information...

1

Eastland Woolen MillSuperfund Site

Eastland Woolen MillBackground Information

Textile Mill25 miles northwest of Bangor, MaineWool products

Fabric finishing and dyingDye-aid

Chlorobenzene, Dichlorobenzene (1,2; 1,3, and 1,4), and Trichlorobenzene (1,2,4 and 1,2,3)

Operations began in 1912Eastland Woolen Mill acquired mill in 1936Major employer for Town


Mill closes in 1996Stores began to closeSewer system and water system dependent upon MillMajor hit to tax base

Maine DEP initiates cleanup to remove solid and liquid waste from mill in 1996Town considers options for next steps 1996-1998


Town of Corinna deliberated whether to seek a Brownfield grant or request Superfund designation

BrownfieldsGrant to deal with investigation

Cleanup resources would need to come from another source

Local controlRedevelopment focus

Superfund PerceptionLose control to federal governmentCannot control outcomeCleanup focusCan Town be liable?

They took Mill property due to unpaid taxes

Requires support from Governor prior to placement on National Priorities List (NPL)Must complete the Hazard Ranking Process and exceed a score of 28.5

2


Town Officials and local citizens met with EPA in 1998Discussion focused on Brownfields vs Superfund NPLEPA explained its commitment to local input and consideration of re-use as part of “revitalized” Superfund programEPA also agreed to consider a dual track “SACM” model for the site

Determine if initial removal action is appropriate while completing the overall investigation program

EPA initiates removal evaluation in December 1998EPA signs Action Memorandum to initiate a Non-Time-Critical Removal Action (NTCRA) in July 1999EPA adds site to NPL in July 1999

Eastland Woolen MillSite Cleanup

Two components of cleanupStakeholder involvement

Local inputRe-use focus

Planning and implementation of cleanup

Critical area of overlap was the design phase

Integrate local and other stakeholders input Resolve divergent interests in a timely manner


How was it done?EPA provided Redevelopment grant for the development of a re-use planEPA provided a Technical Assistance GrantEPA met regularly with stakeholders and provided input to re-use planState Agencies were fully involved and invested in re-useEPA’s design consultants and implementation contractors were also committed to these themes


Examples of reuse integration into cleanupHistoric resources

Odd Fellows Building

Road re-alignment and bridge replacementRiver restorationSite grading and restorationGroundwater cleanup

3


Historic resourcesOdd Fellows Building

Eligible for National Register of Historic PlacesFoundation over riverTown wanted to saveCleanup plan required excavation beneath structure

EPA, State Historic Preservation Office, Town of Corinna

Town offered a new lotEPA could move once

Moving Odd Fellows HallMoving Odd Fellows Hall


Road re-alignment and bridge replacement

EPA needed to relocate the road and remove bridgeTown and State wanted a permanent re-alignmentEPA redevelop grant helped provide vision and frameworkTown and Maine DOT acquired property and resolve logistical issuesEPA only had to move road and bridge once rather than twice

Road ReRoad Re--AlignmentAlignment

4


River restorationDam beneath mill and shallow pond behind damEPA had to remove damTown, State of Maine (DOT, DOC, IFW, DEP), and EPA evaluated options

Return to unrestricted flowNo dam maintenanceFish passageCommunity Resource

River RestorationRiver Restoration

River RestorationRiver RestorationTown boardwalk trail along restored riverTown boardwalk trail along restored river


Site grading and restoration

EPA considered the original Town re-development planDeveloped revised figure based on updated subdivision and re-use planDeveloping grading plan to match re-use planTown installed utilities and roads in conjunction with EPA workCompleted back section of site early to allow for construction of Senior Housing

5

Eastland Woolen MillSite Cleanup Eastland Woolen Mill

Site CleanupGroundwater Cleanup

EPA cleanup included long-term pump and treat system

Permanent facility in downtown – middle of re-use areaTown and re-use committee requested that EPA re-considerTechnical information from design and early implementation indicated that system need only be temporaryEPA changed remedy in September 2006

Eastland Woolen MillEastland Woolen MillSite CleanupSite Cleanup

Cleanup involved innovation and innovative technology

Treatment systemSite CharacterizationIn-situ Remediation

Eastland Woolen MillEastland Woolen MillSite CleanupSite Cleanup

Treatment SystemDesign to have minimal stand-by costsLow-temperature thermal steam strippingAdapt to phased fundingPre-excavated and screened soil stockpile

6

Soil Treatment SystemSoil Treatment SystemSoil Treatment SystemSoil Treatment System

Soil Treatment Results

2.82.8(3.9)(3.9)

9.69.6(12.3)(12.3)

1.11.1(1.4)(1.4)

12.912.9(17.1)(17.1)

72.272.2(92.1)(92.1)

Avg. Pre-treatment

Contaminant Concentrations (mg/kg)

93%93%0.170.17(0.19)(0.19)

33ChlorobenzeneChlorobenzene

93%93%0.660.66(0.68)(0.68)

331,41,4--DichlorobenzeneDichlorobenzene

66%66%0.280.28(0.28)(0.28)


94%94%0.740.74(0.77)(0.77)


92%92%5.65.6(5.8)(5.8)

15151,2,41,2,4--TrichlorobenzeneTrichlorobenzene

Average Post-

Treatment

TreatmentGoal

Percent Contaminant Removal Based on

Average Pre- and Post-Concentrations

Contaminant of Concern

Note: Post-treatment results based on 4,200 samples. Number in () is the 95% upper confidencelevel

Eastland Woolen MillEastland Woolen Mill

Use of 3Use of 3--D graphics to present information and refine D graphics to present information and refine conceptual modelconceptual model

Rock ChipResults

7

Eastland Woolen MillEastland Woolen Mill

2-D representation of conceptual model

33--D Representation of Tracer Test D Representation of Tracer Test Tomography Tomography -- AnimationAnimation

In-situ Chemical Oxidation(ISCO)

ISCO selected to address groundwater and remaining source contaminationIron catalyzed PersulfateDeep overburden, shallow bedrock, and deep bedrock

ISCOISCO

8

PRE-ISCO GROUNDWATER CONTAMINATION POST-ISCO GROUNDWATER CONTAMINATION

PRE-ISCO GROUNDWATER CONTAMINATION

POST-ISCO GROUNDWATER CONTAMINATION

9

Groundwater Plume Reduction

BUILDING 14 / UST AREA

AREA 1

Eastland Woolen MillEastland Woolen MillSummarySummary

The local students painted murals on the abandoned mill in 1998 –the year EPA, the State of Maine, and the Town of Corinna along with hard working members of the community decided to do something about the mill and attempt to revitalize the abandoned downtown

Eastland Woolen MillEastland Woolen MillSummary Summary –– Mill area before Mill area before

Eastland Woolen MillSummary – Mill Area Today

10

Eastland Woolen MillEastland Woolen MillSummarySummary

Local input and re-use are critical elements of Superfund project managementObtaining early and substantial stakeholder involvement can greatly increase value of cleanup to communityProject Team must integrate re-use and other local input with main focus – cleanup

Not just the federal and state agencies: Investigation, design, and implementation consultants and contractors are a vital part of the team

Be prepared to adapt to funding, schedule, and other changes

eastland woolen mill background information...

Documents