5/25/2021 1:06:55 AM
5/24/2021 8:18:06 PM
5/24/2021 8:18 PM
5/24/2021 8:18 PM
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
All rights reserved.
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
Download electronic document
View plain text
UPh:::. DEPARTMENT OF <br /> Toxics Cleanup Program 611111 ECOLOGY <br /> State of Washington <br /> Site Information --- <br /> R L.r.. y,.,- Anacortec "-, <br /> The Site is located at 14489 River Bend Road �; - 9 <br /> in Mount Vernon.The former plant was 4., ai>•�°;:,; -=Y- i� _ _ j <br /> constructed on the property between 1969 .� '; " Skagit River Cleanu • <br /> and 1970 to treat water from the Skagit River - .K - _ , 4 Site ) <br /> prior to transfer to the City of Anacortes s ij w �'�M Sources:Esri,HERE,Garmin, <br /> municipal water storage and distribution i r USGS,Intermap, p <br /> ni,t,„i 0 2 J Mies INCREMENT P,NR'Can,Esri <br /> network.The former plant's structures were ;- t• Anacortes. ° ., ,• ,_i__ <br /> decommissioned in 2013 when the new water - " ' I, -_— <br /> Former Water i -� <br /> treatment plant(built on a differentpart of the "i `. , fl i" ptil ' i <br /> same property) became active. Treat dent P'la'rltli <br /> Based on the Remedial Investigation,the Site -, w. .1: i, f �I 1111��' 1 �� <br /> consists of these decommissioned structures tr <br /> I' ifTMount , <br /> and the adjacent contaminated soils(see ` ,Vernon <br /> figure below): -IS ;, : <br /> • Filtration Basin: a nearly 8,000 square 9 m <br /> foot concrete basin that used anthracite, I. <br /> sand,and gravel for water purification. 1 0 EcoRv A 0 0.5 Miles August E4g' im•g-ry <br /> • Sedimentation Basin: an over 19,000 Location of Site next to the Skagit River <br /> square foot concrete basin that featured <br /> gravity flow through the system into <br /> clean water overflow troughs for settled particulate collection. <br /> Cleanup Action Plan ` -----, <br /> - \ <br /> The City,with Ecology <br /> /ii •// Administration <br /> oversight,completed an f/��-= may" "" - <br /> environmental study ��_ i.: !% Buildin: <br /> (Remedial Investigation/ /�� 1 <br /> Feasibility Study) of the Site t . �, <br /> and assessed cleanupoptions. `--_remova ,"' e" %' <br /> P <br /> Based on this work,which was -/d' <br /> Sedimentation % � ! <br /> approved in May 2020, / <br /> Ecology has prepared a Basin 1 �i� �' <br /> Cleanup Action Plan to address - ,- <br /> Building mate s <br /> soil contamination at the Site. , . �. removal <br /> Removal and Off-Site Soil removal <br /> Disposal 71 <br /> Clear <br /> Filtration Basin Well <br /> All soils exceeding the Model <br /> Toxics Control Act(MTCA) Cleanup actions at the Anacortes Former Water Treatment Plant site <br /> Method A Unrestricted Land <br /> Use cleanup level' for polychlorinated biphenyls (PCBs) (1 mg/kg) will be excavated and disposed off-Site in a <br /> permitted landfill. Structures that represent a source of PCB contamination to shallow soil (the Sedimentation and <br /> Filtration Basins) will be demolished and also properly disposed off-Site. <br /> Other decommissioned Plant structures that are not sources of PCBs to soil (former Clear Well and Administration <br /> Building) will be demolished as needed to enable property reuse. <br /> 1 See fact sheet for more details on cleanup standards:https://apps.ecology.wa.gov/publications/documents/ftc94130.pdf <br /> Publication 21-09-160 May 2021 Page 2 <br /> Page 6 of 102 <br />
The URL can be used to link to this page
Your browser does not support the video tag.