Document N o . 2 7 5 - 2 1

B i o d e g r a d a t i o n E q u i p m e n tE v a l u a t i o n - Phase IVF r e n c h L i m i t e d S i t e

S u b m i t t e d t o :U . S . EnvironmentalPro t e c t i on AgencyRegion V Iand theT e x a s W a t e r Commis s ionP r e p a r e d f o r ;French L i m i t e d T a s k G r o u pOctob e r , 1987R e v i s e d - N o v e m b e r 23, 1987

A R E S O U R C E E N G I N E E R I N G C O M P A N Y

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E n < j i n t j d f i n q d i K H - t i . i t . , : • ; . . ! - . 1 oi i . . i . t . i t i t ' , i i i i , j . i . , ; . - i y

December 22, 1987

Mr. R, E. H a n n e s s c h l a g e rU S E P A , Region V I1445 Rose AvenueD a l l a s , T e x a s 7 5 2 0 2 - 2 7 3 3Dear M r . H a n n e s s c h l a g e r :A t t a c h e d p l e a s e f i n d t h e f i n a l B i o d e a r a d a t i o n E q u i p m e n tE v a l u a t i o n - P h a s e I V W o r k o l a n f o r t h e F r e n c h L i m i t e d S i t e .If you have any que s t i ons or comment s p l e a s e contact me at ( 2 1 5 )3 5 9 - 2 7 4 7 .V e r y t r u l y yours ,

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R , L . S l o a nS p e c i a l P r o j e c t s M a n a g e r

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1 . 0 I N T R O D U C T I O N

T h e F r e n c hi m p l e m e n t e d t o :

L i m i t e d B i o d e g r a d a t i o n D e m o n s t r a t i o n wa s

D e m o n s t r a t e t h e a b i l i t y o f a f u l l - s c a l e I n S i t uB i o l o g i c a l T r e a t m e n t proce s s t o r emed ia t e F r e n c h L i m i t e dW a s t e S l u d g e s .

D e v e l o p a technical and p r a c t i c a l d a t a base for thatp r o c e s s , s u f f i c i e n t t o s u p p o r t proce s s d e s i g n o f t h e U if i n a l r e m e d i a t i o n a p p r o a c h . O

P r o v i d e c omprehen s iv e m o n i t o r i n g and as s e s sment o f a iremi s s i on s f r c m t h e p r o c e s s , i n c l u d i n g ambient a i rm o n i t o r i n g as w e l l as d e t a i l e d emi s s i on rated e t e r m i n a t i o n s .

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T h e m e c h a n i c a l a p p r o a c h u t i l i z e d i n t h e Phase I I I X n s i t uD e m o n s t r a t i o n was c o n s e r v a t i v e l y d e s i g n e d to assurer i g h t - f i r s t - t i m e achievement o f the basic aera t ion and m i x i n g"unit o p e r a t i o n s " that were per c e ived as necessary to s u c c e s s f u lb i o d e g r a d a t i o n .

H o w e v e r , in the course o f i m p l e m e n t i n g the I n s i t uD e m o n s t r a t i o n Phas e I I I , t h e F r e n c h L i m i t e d T a s k G r o u p h a sr e c o g n i z e d the need to e v a l u a t e a l t e r n a t e t y p e s o f equ ipment thatcan p e r f o r m those same "unit o p e r a t i o n s " . Based on t h i sr e a l i s a t i o n th e T a s k G r o u p i s p r o p o s i n g a f o u r t h p h a s e in t h e i ri n v e s t i g a t i o n o f t h e p o t e n t i a l f o r a p p l y i n g b i o d e g r a d a t i o nt e c h n o l o g y t o t h e F r e n c h L i m i t e d S i t e .

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T h i s Phase IV I n v e s t i g a t i o n i s i n t e n d e d to p r o v i d e ane v a l u a t i o n , under f i e l d c o n d i t i o n s , o f t h e e f f i c i e n c y a n dr e l i a b i l i t y o f various t y p e s o f equipment that may be s u i t a b l ef o r lagoon a e r a t i o n , s l u d g e / w a t e r m i x i n g , and s l u d g e p u m p i n g .

T h e f o l l o w i n g s e c t i o n s o u t l i n e t h e p r o p o s e d w o r k p l a n f o ra c c o m p l i s h i n g these equipment eva lua t i on s .

2 . 0 S I T E A N D E Q U I P M E N T E V A L U A T I O N AREA

A second In S i t u B i o d e g r a d a t i o n D e m o n s t r a t i o n Area 100 f e e tw i d e ( e a s t to w e s t ) w i l l be o p e r a t e d as a T r e a t m e n t Basin forb i o d e g r a d i n g s l u d g e s . T h i s new t r ea tment c e l l w i l l b e created byc o n s t r u c t i n g a second sheet p i l i n g w a l l a p p r o x i m a t e l y 100 f e e teast o f t h e e x i s t i n g w a l l that f o r m s t h e e x i s t i n g B i o d e g r a d a t i o nD e m o n s t r a t i o n A r e a . T h e overa l l s i t e arrangement w i l l remainu n c h a n g e d , w i t h t h e d e s i g n a t i o n o f "c lean area", d e c o n t a m i n a t i o narea, o f f i c e s , etc. r e m a i n i n g a s they a r e f o r t h e I n S i t uD e m o n s t r a t i o n .

The e x i s t i n g labora tor i e s for air moni t or ing and wet processc h e m i s t r y w i l l no t b e required f o r t h i s P h a s e IV i n v e s t i g a t i o n .

A c o m p l e t e d e s c r i p t i o n of these f a c i l i t i e s and the sitearrangement i s p r o v i d e d in the w o r k p l a n p r e v i o u s l y a p p r o v e d byEPA for th e In S i t u B i o d e g r a d a t i o n Demonstrat ion. Revisions a sd e s c r i b ed in the f o l l o w i n g w o r k p l a n s e c t ions w i l l be required toi m p l e m e n t t h i s Phase I V e v a l u a t i o n .

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3 . 0 E Q U I P M E N T E V A L U A T I O N O B J E C T I V E S

T h e o b j e c t i v e o f t h i s equipment e v a l u a t i o n p h a s e o f t h eb i o d e g r a d a t i o n i n v e s t i g a t i o n i s t o e v a l u a t e the p e r f o r m a n c e o fa l t e r n a t i v e equ ipment that may b e s u i t a b l e f or p u m p i n g s l u d g ea e r a t i n g mixed l i q u o r , a n d p r o v i d i n g s l u d g e / w a s t e r m i x i n g . T h i s

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e v a l u a t i o n w i l l assess the equ ipmen t o p e r a b i l i t y in the lagoonenv i ronmen t , i t ' s main t enance h i s t o r y , a n d t h e need f o r s p e c i a lm o d i f i c a t i o n s .

A d d i t i o n a l l y , t h e p r o g r a m w i l l e v a l u a t e t h e a b i l i t y o fa l t e r n a t i v e equ ipment t o m a i n t a i n a minimum d i s s o l v e d oxygen (DO)l eve l of 2,0 m g / 1 in the mixed l iquor and to mix the s l u d g e andwater into a b i o d e g r a d a b l e mixed l iquor.

The groundwater s a m p l i n g and a n a l y s i s program in i t i a t ed as apart o f t h e I n S i t u B i o d e g r a d a t i o n D e m o n s t r a t i o n w i l l b ee x p a n d e d , t o d e v e l o p a d d i t i o n a l d a t a d e s c r i b i n g th e l o n g termimpact o f the b i o d e g r a d a t i o n p r o g r a m on the s h a l l o w g r o u n d w a t e r .

4 . 0 S A F E T Y A N D H E A L T H P L A N

All a c t i v i t i e s o f th e Phase IV quipment E v a l u a t i o n w i l l b ep e r f o r m e d i n c o m p l i a n c e w i t h t h e S a f e t y a n d H e a l t h P l a n used f o rt h e I n S i t u B i o d e g r a d a t i o n D e m o n s t r a t i o n , e x c ep t a s f o l l o w s ,

A i r m o n i t o r i n g d u r i n g t h e Phas e I V a c t i v i t i e s w i l l cons i s to f u t i l i z i n g t h e H N U meter t o measure organic vapor a i remissions. An HNU reading w i l l be taken on the downwind lagoons h o r e l i n e a t l e a s t every 2~hours d u r i n g th e day s h i f t , M o n d a yt h r o u g h F r i d a y , t h r o u g h o u t t h e Phas e I V a c t i v i t y * T h e s e r e a d i n g sw i l l be l o g g e d to m a i n t a i n a record of air emi s s i on l e v e l s thatoccur d u r i n g t h e various f i e l d o p e r a t i o n s . C o n t i n u o u s H N Ur e a d i n g s w i l l be taken at the downwind l a g o o n s h o r e l i n e d u r i n gth e i n i t i a l p o r t i o n o f any o p e r a t i o n a l changes that increase thelevel of a era t i on , s l u d g e m i x i n g , or s l u d g e p u m p i n g , as comparedt o o p e r a t i o n a l i n t e n s i t y l e v e l s tha t p r e v i o u s l y e x i s t e d .

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O p e r a t i o n a l control measures w i l l be taken to m a i n t a i no p e r a t i n g c o n d i t i o n s such that HKU r ead ing s on the down windl a g o o n shore do not exceed 5.0 ppm i n c l u s i v e of backgroundr e a d i n g s .

An 8-hour t ime i n t e g r a t e d impac t air s a m p l e w i l l bec o l l e c t e d d a i l y a t t h e u p w i n d l a g o o n s i d e and downwind f e n c e l i n e ,t h r o u g h o u t the Phase IV o p e r a t i o n s . A d a i l y downwind l a g o o n s i d es a m p l e w i l l b e a d d e d f o r a three day p e r i od a f t e r any s i g n i f i c a n to p e r a t i o n a l changes tha t could a f f e c t a i r emis s ions . S a m p l i n ga n d a n a l y s i s o f th e s e l o c a t i o n s w i l l b e p e r f o r m e d u t i l i z i n g T e n a xtube s , and in accordance w i t h th e same f i e l d p r o c e d u r e s , a n a l y s i sm e t h o d s , a n d Q u a l i t y A s s u r a n c e / Q u a l i t y C o n t r o l ( Q A / Q C )s p e c i f i c a t i o n s a s amended a n d a p p r o v e d b y E P A f o r t h e Phase I I II n S i t u D e m o n s t r a t i o n .

A d d i t i o n a l l y , w e e k l y f l u x chamber measurement s w i l l b e takend u r i n g the f i r s t 4 weeks o f o p e r a t i o n to e s t a b l i s h a d a t a based e s c r i b i n g th e a i r e m i s s i o n "rate" r e s u l t i n g f r o m th e Phas e IVO p e r a t i o n . S a m p l i n g a n d a n a l y s i s w i l l b e p e r f o r m e d u s i n g t h ef l o a t i n g hood, and in accordance with the same f i e l d procedure s ,a n a l y s i s m e t h o d s , and Q A / Q C s p e c i f i c a t i o n s a s amended anda p p r o v e d b y E P A f o r t h e P h a s e I I I I n S i t u D e m o n s t r a t i o n .

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5 . 0 S L U D G E P U M P I N G E Q U I P M E N T E V A L U A T I O N

S e v e r a l a l t e r n a t i v e t y p e s o f equ ipment w i l l b e e v a l u a t e d f o rt h e i r a b i l i t y t o l i f t s l u d g e f r o m t h e l a g o o n b o t t o m a n d p u m p i tt o ano ther l o c a t i o n in t h e l a g o o n . T h i s p u m p i n g equipment w i l lb e p r o v i d e d w i th a f l o a t i n g p i p e l i n e f o r t r a n s p o r t i n g t h e s l u d g eto the t r ea tment bas in.

T h e movement o f s l u d g e w i l l b e a c c o m p l i s h e d o n l y a f t e r a48-hour s h u t d o w n of a e r a t i o n / m i x i n g in the treatment area. T h i ss h u t d o w n w i l l a l l o w the mixed l i quor in the treatment area tos e t t l e a l l s o l i d s t o th e l a g o o n bo t tom.

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In order to avoid an excessive increase in water l eve l inthe t r ea tment area, d e c a n t e d l a g o o n water w i l l be re turned to theeast s i d e o f t h e sheet p i l i n g w a l l *

The a l t e r n a t i v e equ ipmen t t o b e e va lua t ed f o r t h i s s l u d g ep u m p i n g opera t i on i n c l u d e s ;

• A "T" p i p e vacuum s y s t e m ;• A truck mounted c e n t r i f u g a l p u m p s y s t e m ;• A d r e d g e mounted p u m p i n g sys tem.

A t o t a l vo lume o f a p p r o x i m a t e l y 200,000 t o 2 5 0 , 0 0 0 g a l l o n sof s l u d g e w i l l be moved into the t r ea tment basin.

6 . 0 T R E A T M E N T B A S I N A E R A T I O N A N D M I X I N G

S e v e r a l a l t e r n a t i v e t y p e s o f equipment w i l l b e i n s t a l l e dand o p e r a t e d to a l l o w e v a l u a t i o n o f t h e i r a b i l i t y to o p e r a t e inthe l a g o o n environment w h i l e m a i n t a i n i n g th e required a e r a t i o nand m i x i n g o f the mixed l iquor . T h e s e i n c l u d e A i r e ~ o 2 , andOxy-Gun D o w n d r a f t A e r a t o r M i x e r s . A d d i t i o n a l l y , a l i g h t n i n gd o w n d r a f t mixer w i l l b e a s s e s s e d .

7 . 0 P R O C E S S C O N T R O L A N A L Y T I C A L PROGRAM

T h e f o l l o w i n g proce s s control a n a l y t i c a l p r o g r a m w i l l b ei m p l e m e n t e d , a n d u t i l i z e d t o m a i n t a i n a p p r o p r i a t e proce s sc h e m i s t r y w i t h i n t h e B i o l o g i c a l T r e a t m e n t A r e a .

• B i w e e k l y- C a t a l y s eP h o t o m i c r o g r a p h- P l a t e Count

• W e e k l y A n a l y s i s Parameter s

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D i s s o l v e d S u s p e n d e d

Ammonia N i t r o g e n- N i t r a t e N i t r o g e nD i s s o l v e d P h o s p h o r u s- Oxygen U p t a k e Rate- D i s s o l v e d C h l o r i d eH y d r o c a r b o n Oil and Grease- T o t a l S u s p e n d e d S o l i d s / T o t a lS o l i d s- CODD a i l y A n a l y s i s Parameter- D i s s o l v e d Oxygen- pHT e m p e r a t u r eI m h o f f S e d i m e n t a t i o n Cone

The w e e k l y a n a l y s e s d e s c r i b e d above w i l l b e o b ta ined bymixed l i q u o r s a m p l e s ob ta ined f r o m f o u r l o c a t i o n s w i t h i n t h el a g o o n t r e a t m e n t area. T h e c o m p o s i t e s a m p l e s w i l l b e i m m e d i a t e l yt r a n s p o r t e d t o th e ERT H o u s t o n L a b o r a t o r y were th e a n a l y s i s w i l lbe p e r f o r m e d .

The d a i l y a n a l y s i s de s cr ibed above w i l l be p e r f o r m e d at thelagoon shore l i n e by f i e l d o p e r a t i n g p er s onne l .

A l l s a m p l i n g , a n a l y s i s , a n d process chemis try a d j u s t m e n t sw i l l be p e r f o r m e d in c o n f o r m a n c e w i t h m e t h o d s and pro c edur e s asd e s c r i b e d i n t h e I n S i t u B i o d e g r a d a t i o n W o r k p l a n p r e v i o u s l ya p p r o v e d by E P A *

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8 . 0 G R O U N D W A T E R M O N I T O R I N G

T h e g r o u n d w a t e r m o n i t o r i n g a n d a n a l y s i s p r o g r a m b e i n gp e r f o r m e d f o r t h e ^hase I I I I n S i t u B i o d e g r a d a t i o n D e m o n s t r a t i o nw i l l be continued on an expanded basis.

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The f o l l o w i n g 11 e x i s t i n g moni tor w e l l s and 8 newlyi n s t a l l e d w e l l s w i l l b e s a m p l e a n d a n a l y z e d f o r v inyl c h l o r i d e ,benzene, e t h y l b e n z e n e t o lu ene , and n a p t h a l e n e on the f r equencyi n d i c a t e d in t h e f o l l o w i n g chart . All moni t or wel l l o c a t i o n s andscreen d e p t h s are shown on the f o l l o w i n g moni tor we l l l o c a t i o nmap.

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W a t e r level measurements on al l the moni tor w e l l s , C e l l "A",C e l l "B" the s l o u g h , and the east l a g o o n area w i l l be taken on aw e e k l y bas i s* D a i l y r e a d i n g s w i l l b e ob ta ined for a 7 day p e r i o da f t e r s i g n i f i c a n t r a i n f a l l .

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9 . 0 B I O L O G I C A L T R E A T M E N T C O N F I R M A T I O N

A f t e r b e g i n n i n g b i o l o g i c a l t r ea tment o f t h e s l u d g e s i n th i sPhase IV equipment e v a l u a t i o n , the sy s t em w i l l be s h u t d o w n onceper month to assess the degree of b i o d e g r a d a t i o n that hasoccurred. T h i s w i l l be a c c o m p l i s h e d by mea sur ing the d e p t h andp r i o r i t y p o l l u t a n t content o f s l u d g e r emain ing in t h e t r ea tmen tarea. T h i s measurement w i l l be a c c ompl i sh ed a f t e r a 24-hourshutdown period by u t i l i z i n g the s l u d g e and subsoil coring s a m p l emethod d e v e l o p e d dur ing t h e I n S i t u B i o d e g r a d a t i o n Demonstrat ion.A t o t a l of 16 corings w i l l be o b ta ined d u r i n g each s l u d g em e a s u r i n g event, th ey w i l l b e v i s u a l l y mea sur ed , i n s p e c t e d , andl o g g e d t o v e r i f y t h e d e p t h o f s l u d g e r e m a i n i n g i n t h e t r e a t m e n tarea.

One c o m p o s i t e s a m p l e ( w i t h 1 d u p l i c a t e ) w i l l b e taken f r o mt h e 1 6 core s a m p l e s f o r a f u l l p r i o r i t y p o l l u t a n t a n a l y s i s .( V o l a t i l e ^ , Base N e u t r a l s / A c i d E x t r a c t a b l e s , P e s t i c i d e s / P C B ' s ,and M e t a l s ) . A compo s i t e s a m p l e o f the F r e n c h s l u d g e w i l l a l s obe obtained prior to b e g i n n i n g m i x i n g and aeration of s l u d g ebatch i n t h e t r e a t m e n t area. F i e l d s a m p l i n g p r o c e d u r e s ,l a b o r a t o r y a n a l y s i s , and Q A / Q C s p e c i f i c a t i o n s w i l l b e inaccordance w i th t ho s e a p p r o v e d b y E P A f o r t h e P h a s e I I I I n S i t uD e m o n s t r a t i o n .

S a m p l e s o f mixed l i quor a n d f l o a t i n g m a t e r i a l w i l l a l s o b etaken d u r i n g t h e s l u d g e s a m p l i n g event f o r a f u l l p r i o r i t yp o l l u t a n t a n a l y s i s .

The e f f e c t o f lagoon water t emperature on the b i o l o g i c a la c t i v i t y in the treatment area wi l l also be assessed d u r i n g thewinter month s .

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S h o u l d the to tal volume of s l u d g e in the treatment area beb i o d e g r a d e d p r i o r t o c o m p l e t i o n O J L t h e d e s i r ed equipmente v a l u a t i o n s t e p s , a second charge of s l u d g e w i l l be pumped intothe t r ea tment area to p e rmi t cont inued o p e r a t i o n .

10.0 P R O J E C T S C H E D U L E

T h e s ch edu l e p r o p o s e d f o r i m p l e m e n t a t i o n o f t h i s EquipmentEvaluat ion - Phase IV I n v e s t i g a t i o n wi l l cover a 6 month periodbeg inning November l , 1987, l a s t i n g through A p r i l 30 , 1987.

11.0 P R O J E C T R E P O R T I N G

M o n t h l y p r o g r e s s s t a t u s r e p o r t s w i l l b e i ssued d u r i n g th esecond week o f each m o n t h , throughou t th e p r o j e c t . The m o n t h l yreport f o r m a t w i l l be as shown on T a b l e 1.

A d d i t i o n a l l y , E P A w i l l b e n o t i f i e d each F r i d a y r e g a r d i n g t h es p e c i f i c e q u i p m e n t t o b e i n s t a l l e d f or e v a l u a t i o n , and the d a t e stha t i n d i v i d u a l o p e r a t i o n s are to b e g i n , d u r i n g the next week.

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TABLE 1F R E N C H L I M I T E D S I T E - M O N T H L Y REPORT F O R M A T

P R E P A R E D B Y :D A T E :R E P O R T I N G P E R I O D :1. Pr_o_crres-g_ M a d e T h i s R e p o r t i n g P e r i o c j - D e s c r i p t i o n o fprogr e s s made d u r i n g t h i s r e p o r t i n g p e r i o d , i n c l u d i n gp r o b l e m areas encountered, and recommendations.2. A n t i c i p a t e d _..Problem Areas and Recommended S o l u t i o n s -A n t i c i p a t e d p r o b l e m s and recommendations i n c l u d i n gt e c h n i c a l , a n d s c h e d u l i n g i m p l i c a t i o n s , f o r r e so lu t ion.3. Prob l em^—- .Reso lv ed - R e s u l t s ob ta ined r e l a t i n g to p r e v i o u s l yi d e n t i f i e d p r o b l e m areas.4. De.livorables_ S u b m i t t e d - D e l l v e r a b l e s c o m p l e t e d anda n t i c i p a t e d , i n c l u d i n g d e l i v e r a b l e s t o b e s u b m i t t e d , dat e sof a n t i c i p a t e d s u b m i t t a l s , and reasons i f due dat e s havsbeen (or need to be) revised.5 . U p c o m i n g E v e n t s / A c t i v i t i e s

7.

8.

9.

P l a n n e d -m e e t i n g , etc.I m p o r t a n t u p c o m i n gm a j o r ta sk s to bed a t e s ; s a m p l i n g event ,p e r f o r m e d w i t h i n t h e next r e p o r t i n g p e r i o d .K g y _ S _ t a f f i n a C h a n g e s - Any changes in key p e r s onne l a s s ignedto the work, i n c l u d i n g consul tant or subcontractorp e r s o n n e l .Percent C o m p l e t e ~ Level of t echnical c o m p l e t i o n achieved,repor t ed as percent c o m p l e t e for each task and as a s i n g l enumber for the t o t a l work a s s i g n m e n t .l i chMuJ^ - A g r e e d upon d a t e that d e l i v e r a b l e is due anda c t u a l d a t e d e l i v e r a b l e was or is p l a n n e d to be s u b m i t t e d .Any d e l a y should be e x p l a i n e d .S u b m i t any o p e r a t i n g / a i r r e su l t s obtained to date that havecleared the Q A / Q C review process. At a minimum 3 weeks ofemissions and ambient d a t a , for the previous 3 weeks andsubsequent process re sul t s .

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environmental ana engineering excellence

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N E W B U R Y P A R K , C A L I F O R N I AF O R T C G L L I N S , C O L O R A D OW A S H I N G T O N , D.C.L O M B A R D , I L L I N O I SC O N C O R D , M A S S A C H U S E T T SP I T T S B U R G H , P E N N S Y L V A N I AD A L L A S , T E X A SH O U S T O N , T E X A SS E A T T L E , W A S H I N G T O N

( 8 0 5 ) 499( 3 0 3 ) 493( 2 0 2 ) 463( 3 1 2 ) 6 2 0( 6 1 7 ) 3 6 9( 4 1 2 ) 2 6 1( 2 1 4 ) 9 6 0( 7 1 3 ) 5 2 0 -( 2 0 6 ) 454-

- 1 9 2 28878637859008910291099009124

A R E S O U R C E E N G I N E E R I N G C O M P A N Y