### U n i te d S t a te s En v i r o n m e n t a l P r o tecti o n A g e n cy R e g i o n IX 75 H a w th o r n e S treet S a n F r a n c i s c o, CA 94105

- 3901

F eb rua ry23, 2011

Tr an s m i tta l of EPA Ru l e R e v i e w C omments

T o: J ong Hoon Lee, S outh Coa s t A i r Q ua li t y Management D i s t

ri ct j h l ee @ aqmd.gov

M i k e G u zz etta, Ca li fo rn i a A i r Re s ou rc e s B oa rd mgu zz ett

@ a rb. c a.gov
Fr om: A nd r

ew S te ck e l , Ru l ema k i ng O ff i c e Ch i ef s te ck e l .and r

ew @ epa.gov
R e: S outh Coa s t A Q MD P r opo s ed A mended Ru l e 1133.1 (Ch i pp i ng and Gri nd i ng ) and P r opo s ed Ru l e 1133.3 (Gr

eenwa s te Compo s t

i ng )
, J anua ry

25, 2011

W e a r e p r ov i d i ng c omment

sba s ed on ou r

p r e li m i na ry r

e v i ew of the d r

aft amended ru l e and the d r aft ru l e i dent i f i ed abov e. P l ea s e d i r

e c t an y que s t i on sabout ou r c omment sto me at ( 415

) 947

- 4115 o r

to Nan cy Le v i n at ( 415

) 972

- 3848.



### P r opo s ed A m ended R u l e 1133 .1

S pe c i f i c P r o v i s i ons (c)

– T he p r

opo s ed amended ru l e d i s t i ngu i s he sbetween ope r ato rsthat do not p r

odu c e f i n i s hed c ompo s t [ ( d )( 1 ) ] and that do p r

odu c e f i n i s hed c ompo s t [ (

d )( 2 ) ]. W e s ugge s t add i ng a def i n i t i on of the undef

i ned te rm “ f i n i s hed c ompo s t.” ( d )( 1 )( E )( iii )

–

T h i s s e c t

i on a ll ow sthe A Q MD to app r

o v e an a l te rnate m i t

i gat i on mea s u r

e. Nat i ona l po li cy d i sc ou r age s S I P p r

o v i s i on sthat a ll ow A Q MD d i scr et i on to i ndependent

l y mod i f y S I P r equ i r ement s ( e.g., C AA S e c t

i on 110 ( i ) , the L i tt

l e B l ueboo k

and 52 F R 45109, 11/24/87 )

. EPA r e c ommend sthat the d i scr et i on be fu r

the r li m i ted b y s pe c i f

y i ng the p r

o c edu r e sthat w

ill be u s ed to v e ri f

y c omp li an c e w

i th th i s s e c t i on o r b y s pe c i f

y i ng that a l te rnat

i v e m i t i gat i on mea s u r

e sw ill be ba s ed on a te s t p r oto c o l that i s app r ov ed S C A Q MD, C A R B and EPA

. ( d )( 3 )

– T h i s s e c t

i on c a ll sfo r

ma i nta i n i ng r

e c o r d son -s i te fo r

two y ea rs

. T o i mp r

o v e enfo rc eab ili t

y and g r eate r c on s i s ten cy

w i th T i t l e V r equ i r ement s , EPA r e c ommend s r

equ i ri ng that ope r

ato rsma i nta i n the s e r e c o r d sfo r f i v e y ea rs

. ( e )

– W h il e pa r

ag r aph s ( d )( 3 )( E ) and (

e ) c onta i n mo i s tu r

e c ontent mea s u r

ement r equ i r ement s , i t i snot c l ea r wh y the s e r equ i r ement sa r e needed e xc ept to e x empt s ou rc e spu rs uant to pa r ag r aph ( f )( 3 )

. P l ea s e c l a ri f y whethe r the r e a r e add i t i ona l i n s tan c e sthat mo i s tu r e c ontent mea s u r

ement sa r e needed. If the r equ i r ement son l y pe r ta i n to e x empt s ou rc e spu rs uant to pa r ag r aph ( f )( 3 ) , p l ea s e mod i f

y ( d )( 3 )( E ) to r ef l e c t th i s

. A l s o, p l ea s e c l a ri f y the f r equen cy and t i me du ri ng the c ompo s t i ng cyc l e when c ompo s t i ng mea s u r ement sw ill be ta k en. F i na ll y , p l ea s e i nd i c ate i n the ru l e the v e rs i on, b y y ea r, of AS T M method s D4442 and D4444 that a r e c i ted i n th i s s e c t

i on, and how the d i s t

ri c t wou l d hand l e a s i tuat i on whe r e the two mo i s tu r

e c ontent te s t method sp r odu c e d i ffe r

ent r e s u l t s

.

### P r

opo s ed R u l e 1133 .3

G ene r a l Comment

W e r e c ommend that the en v i r onmenta l i mpa c t ana l ys i sfo r th i s ru l e i n c l ude c on s i de r at i on of: 1 ) g r oundwate r i mpa c t

swhe r e s p ri n k l e r i rri gat

i on i su s ed; and 2

) N Oxand P M em i ss i on sthat r e s u l t f r om c ont r o l mea s u r

e s.
S pe c i f i c P r o v i s i ons (c)

– W e s ugge s t add i ng a def i n i t i on fo r the undef

i ned te rm “ f

i n i s hed c ompo s t. ” (c)( 7 )

– P l ea s e r

emov e o r

bette r j u s t

i f y the 40

- da y li m i t

s i n the def

i n i t i on of c u ri ng c ompo s t

i ng. Ca li fo rn i a, fo r e x amp l e, def

i ne s c u ri ng c ompo s t

i ng on l y b y pathogen r

edu c t i on, a sde scri bed i n s e c t i on 17868.3, and afte r mo s t of the r

ead il y metabo li z ed mate ri a l ha sbeen de c ompo s ed and s tab ili z ed. S ee CCR T i t l e 14 S e c t i on 17852 (

a )( 13 ). (c)( 9 )

– T h i s s e c t

i on s tate sthat foodwa s te m i x ed w i th g r eenwa s te i s c on s i de r

ed foodwa s te. T h i s s eem sto c onf li c t w i th the mean i ng of foodwa s te i n ( d )( 1 ) and (

d )( 2 )

. F o r e x amp l e, i f an y

m i x tu r e of g r eenwa s te and foodwa s te i s c on s i de r

ed foodwa s te a s i nd i c ated i n (c)( 9 ) , then theo r

et i c a ll y , “ 10

% foodwa s te, b y

we i ght ” i n ( d )( 1 ) and/o r (

d )( 2 ) c ou l d c onta i n up to 99 % g r eenwa s te. It ma y

be he l pfu l to d i s t

i ngu i s h between foodwa s te (

a sdef i ned i n th i s s e c t

i on ) and wa s te f

r om food mate ri a l. (c)( 24 ) P l ea s e c on s i de r c l a ri f y i ng the te rm “ pe ri od i c

ba s i s

. ” A l s o, pe r

Ca li fo rn i a s tate l aw, i t wou l d appea r that the m i n i mum tu rn sneeded du ri ng the c ompo s t i ng cyc l e i sf

i v e. P l ea s e c on s i de r i n c l ud i ng th i s r equ i r ement i n the ru l e. ( d )( 1 ) and ( 2

)

– P l ea s e s ee c omment on (c)( 9 ) r ega r d i ng the def

i n i t i on of foodwa s te, and the appa r ent i n c on s i s ten cy i n mean i ng of the te rm foodwa s te i n th i s s e c t i on a s c ompa r

ed to (c)( 9

). ( d )( 1 )( D )

– P l ea s e s pe c i f y i n the ru l e the s pe c i f

i c tempe r atu r e pa r amete rsthat w

ill be u s ed. ( d )( 1 )( K )

– T h i s s e c t

i on a ll ow sthe A Q MD to app r

o v e an a l te rnate m i t

i gat i on mea s u r

e. Nat i ona l po li cy d i sc ou r age s S I P p r

o v i s i on sthat a ll ow A Q MD d i scr et i on to i ndependent

l y mod i f y S I P r equ i r ement s ( e.g., C AA S e c t

i on 110 ( i ) , the L i tt

l e B l ueboo k

and 52 F R 45109, 11/24/87 )

. EPA r e c ommend sthat the d i scr et i on be fu r

the r li m i ted b y s pe c i f

y i ng the p r

o c edu r e sthat w

ill be u s ed to v e ri f

y c omp li an c e w

i th th i s s e c t i on o r b y s pe c i f

y i ng that a l te rnat

i v e m i t i gat i on mea s u r

e sw ill be ba s ed on a te s t p r oto c o l that i s app r ov ed S C A Q MD, C A R B and EPA

. ( d )( 2 )(G)

– P l ea s e c l a ri f

y the ba s i sfo r s ou rc e te s t i ng e v e ry

two y ea rs i n li eu of mo r e f r equent te s t

i ng that i s r equ i r ed of man y

othe r s ou rc e s. ( e )( 1 )

– P l ea s e c l a ri f

y whethe r A tta c hment A of Ru l e 1133.2 i sto be i n c l uded i n the S I P

. W e be li e v e i t i s app r op ri ate to i n c l ude th i satta c hment i n Ru l e 1133.3. ( e )( 3 )(J) and ( I )

– P l ea s e li s t the app li c ab l e date sof the s e T M E CC te s t method s

. P l ea s e c l a ri f y the numbe r of r ep li c ate s amp l e sneeded fo r the s e te s t method s

. W e r e c ommend a v e r

ag i ng the r

e s u l t sof th r ee s amp l e s. ( f )

– T h i s s e c t

i on c a ll sfo r

ma i nta i n i ng r

e c o r d son -s i te fo r

two y ea rs

. T o i mp r

o v e enfo rc eab ili t

y and g r eate r c on s i s ten cy

w i th T i t l e V r equ i r ement s , EPA r e c ommend s r

equ i ri ng that ope r

ato rsma i nta i n the s e r

e c o r d s fo r f i v e y ea rs

. ( g )( 3 )( A )

– P l ea s e c on s i de r

add i ng s i z e th r

e s ho l d sto the s e e x empt i on s . It ma y

be app r op ri ate to app l ys ome o r a ll of Ru le 1133.3 to fa c ili t i e sadd r e ss ed he r

e that a r e v e ry l a r

ge

.