# CENTRA L MAIN E

POWE R SDM S DocI D 55256 7 Superfund

Records Center SITE: O'Connzr^ Apri l 6 , 201 2 BREAK : ^ 3 

## OTHER: SS^Sb 7 Mr . Terrenc e Connell y Offic e o f Sit e Remediatio n an

dRestoratio n U.S . Environmenta

l Protectio n Agenc y 5 Pos t Offic e Square , Suit

e 10 0 ; • • Mai l Cod e OSRR07- 1 Boston , M A 02109-391 2 RE : O'CONNO RCOMPAN Y SUPERFUN D SIT E INSPECTIO N REPOR

T - Marc h 201 2 Dea r Mr . Connelly : Enclosedi s acop y o f

the inspectio n o f

th e O'Connor

Compan y Superfun dSit

e carrie dou

t o n Marc h 27 , 2012 . Thi s inspectio n wa s conductedi n accordance wit h the Operation s an dMaintenanc e Pla

n date d Octobe r 2009 . Th e sit e i s i n ver y goo dcondition . Th

e cove r vegetatio n i s thic k

an dhealthy . The vegetatio n i n th e DesignatedAre awa

s not ye t a t heigh t whic h allowe dagoo dobservatio n o f th e site . N o sign s o f

erosion wer e note do n the slope s o r

drainag e ditches . On

e possibl e burro w are

awa s note dnea

r P t D , thi s are

a wil l be repaire ddurin g the sprin g sampling even t i n April . Ther

e wa s als o som

e evidenc e o f

beave r , activit y nea

r Rigg s Brook , but

no evidence o f

ada mor lodge . I f yo u hav e an y question s o n thi s inspection , pleas e contact me . ' ; Sincerely , Ro y A . Koster , P.E . Projec t Coordinator Enclosure s cc : Claudi aSait , MDE P

8 3 Ediso n Drive , Augusta , M E 0433 6 Telephon e 207.623.352 1 US A A n equa l opportunit y employe r

### "er r 

## O'Conno r Inspectio n Checklis t

inspector : TTanf-l-W r]T7YV ^ TW^f c Date : 3>-^l - \3 L father : ^ tAfl ^ •.cn" 1 Time : / Q ^r, ^

Wel l M W 104 B

—MW106 A

~
_MW-106 B MW-50 1 M W 50 2

- M W 50 3 M W 507 A M W 508 B



### - OW201 B O W 202 B OW-302 B R W 10 1 

## MONITORING/OBSERVATIO N WELL S

Lock s 

# y y y Wel l Casin g

Condition* " Erosio n 

# y^ y 

# y y y y 

# v y y 

# y 

# y y 

# v V y follo w U p Actio n Required : M*,ie _ 

### (V ) O 

## M o 

# K L Comment s



# i L
No
J L 

# Cents

* C-rac

1

•03/26/2Q43 -

## Designate d Are a Boundar y Markers : PTA ' PT B PT C PT D PT E PT F PT G P-T H PT I PTJ Conditio n 

# ~y T 4 

## "

Follo wU p Actio n Required : f^ood ; 

# r <=y>o< d _- Comments :



## Surfac e Soil s

CONDITIO N Excessive Settlement:--Pondlng Erosio n Rill s Vegetatio n - Stresse d o rSparse Anima l Burrow

s Tre e an d Shru b Encroachmen t o n Designate d Are a LOCATIO N (MAR KO N ATTACHE D MAP )



## •Q^it-ec f severe d1

-03^26/2012 -

## Acces s Road : 

# r Featur e -Excessiv e Rutting Erosion , Sloughin g o f Shoulder s Othe r Follo wU p Actio n Required : Condition - Comments :



# CULVERT S AN

D SURFAC

E DRAINAG

E 

# r Location * Condition - ~ Comment s Uplan d Mars h Culver t - Primary Uplan d Mars h Culver t - Overflo w Upper-Lagoo n Culver t Outle t :Swal e U ppe rt o Lowe rLagoo n ?bower*Lagoon.-Culvert:Qutle t Drainag e Lowe rLagoon:t o RiggsBroo k Follo w U p Action s Required : K l OA£ >



## UPLAN D MARS H AN D LAGOON S Location-- ' > -Featured : Condition ^ Comments : LUpland-Marsh SidejSlope s

Vegetatio n Uppe rLagoo n Sid e Slopes Vegetation : Lowe rLagoo n Sid e Slope s

Vegetation : Follo w U p Action s Required : f\ J 6nj2_ _

-03/26/2012 -

## OTHE R OBSERVATIONS/RECOMMENDE D ACTION S

•fcHECK HERE IF ADDITIONALINFORMATION IS ATTACHED

pK^oS Inspector's

Signature

U,juol

'^AASA 

### Date: 3>[an

\ \ZL1 

# l.jlW i H anil ! * fi n p/ij' i i * 

### \\\WiV, \ ^ \\I !, ! 1 

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# \^// / / /Hill j LEGEN D It" -



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' 6 ' 'till , 'ti l t > , , * ' I t i' >O'Conno rSit e Marc h 201 2

Phot o 1 - Sit e Entranc e

Phot o 2 - Uplan d Mars hO'Conno rSit e Marc h 201 2

Phot o 4 - Lowe rLagoo nO'Conno rSit e Marc h 201 2

Phot o 6 - Slop e Eas t o f TW A I IO'Conno rSit e Marc h 201 2