### ANNEX 7a. OTHER THERMAL PROCESS UNITS - Met Lab System 72,s 2.074 - 2.077

1. Please provide an identification of other thermal process units, including a process description and the mechanism by which mercury emissions arereleased. (Note: iffacility has more than 

### I "otherthermalprocess" process, copy this Annex 7 and complete a separate copy for each such unit.) a. Description: TWO Beach

### top

### r~~sters

----------------- 

### 2. An estimate ofthe actualmercury 

### air emissions released £rom such unit andthebasis of such estimate, in accordance with the following hierarchy of data:

Direct testing and measurement. Based on engineering calculations that take into account the average mercury content of the ore processed, the amount of ore processed and the potential for mercury releases from the specific processes utilized to recover gold. Estimated mercury emissions from unit = ATA Basis of estimate: lY4

3. Circle the codenumbers for the 

### type of air pollution control device and thetype of fume capture systemused: APC device ID no. :Fume capture system: 1Vl1I Nodevice is 

### d N-

- - - - - - Fabric filter 

# & Side-drtafforcannpyhuod 2 Wet scrubber 2 Close-fitting hood or direct process vent 3 Carbon adsorption unit 3 Other: 4 Other:4 Exit Exhaust Vent (or Stack) Parameters (for gaseous streams): height: 23 ft diameter: 231 ft flow rate: 28.63 ftls temperature: ddBO F 5. 

### Describe any work practices or othermeasures that prevent emissions &omthis operation:

6. Have air emissiontestsbeen conctuctedon 

### these o~m?

- 

### 1 Yes [Enclose summary measurement data, including data on mercury speciation, if available, the test methods used, information on actual production or processing rates and on process conditions at the time the measuremeats were made, and a statement that any APC devices (if present) were operating normally during the test, or if not, what the abnormal operating conditions were.] 7. Additional comments and information:ANNEX 7b. OTHER THERMAL PROCESS UNITS 

### =.,;- f r .. .!. Assav Lab Svstem 70, S 2.051 

### - 2.056

1. Please provide 

### an identification 

### of other thermal process units, including ;t process description and the mechanism by which mercury emissions are retbased. 

### (Note: if 

### facility has more than 1 

### "othertherma

### Iprocess"process, copy this 

### hw+nnex 7 

### and compleie a separate copy for each 

### such unit.) --!, -- .jJ t -!.,
, 

## ,, *.j s r C. -,

### - I,. I I In -r -.?A 257 

### . 

# . 4 ,, 

## . ' ,, '--a % lkscription: 4%- Sev~a cs##&*ai 

### Icvfrf"@e #ssaj?ftarvswces +::. .,., !ti/ .
, .. , 

### '.,. :_Ub .,,.L&~~~q+,- >-Y-~L

-------- - .I . 2. An estimate ofthe actual

### mm &

### emks3.0mrehed

### hrn 

### suchunit and the his of .< such estimate, in accordance

### with the following hierarchy of 

### data:

Direct te&g 

### dmeasuremen Based on 

### engineering calculationsthat take h mount the average mercury content ofthe ore processed, 21243 araa?onntof ere proce~sed md the potential for mereusy releasas from the specificprocesses utilized to recover gold. Estimated mercury emissions from unit = 1\% Basis of estimate: 

### :VA4 3. Circlethe code

### numbers for the 

### typeof

### airpollution controldevice and the tyj~ of fume capture system

### us& APC device ID no. : Fume capture: system: No device is used None 2 Wet 3 Carbon adsorption unit 3 Other: 4 Other:4. Exit Exhaust Vmt (or 

### S*) Pmetm 

### (foT gaseous &ems): C, height:

### 38 18 I
flow rate: 

### 38.32 ft

1 Yes [Enclose summymeasuremd &&-at jmd&g &a@ 

### on 

### mw speciation, if available, the test methods used, imformtion on 

### &ud pdu&icmr~lr pr-9- atm &

### m ~~DQ-S 

### co&lom at the.tk 

### the m4ww weejnixit;, 

### d a st nk&at 

### any 

### APC de$i~m (ifpmziuznt) 

### were q~~*ingj 

### mm&y dwbg &e test, or if not, what the abnormal operating conditions were.] 

### 7. Additional comments and information:ANNEX 7c, 

### OTHER TEEBMAL 

### PROCESS UMTS 

# - Met Lab 

### Svstem

1

## . Please provide 

### rm identification of other thermal process units, 

### including a process description and 

### the me~hanism 

### By 

### which mercury en;lissiqns 

### He 

### released. (Note: iffacility has more than 1 

### "otherthermalprocess"process, copy this Annex 7

### and complete a separate copy for each such unit.)

2. 

### An estimate ofthe actual mercury 

### airemissionsreleased £tom such

### unit 

## 4 thethr=bwis of such estimate, in accordancewith 

### the fbhwing hierarchyof data

Direct tati-ng

### and measurement. 

### * Based 

### an qjnmingc&ul,atiow that take int0 a~awt tb average mercury content 

### of th orrrs 

### pracwed, th-mm~ 

### ofom p~owsw.4 

### ad the potential fur mercury relemea from 

### tk specifispolesstm 

### utildzed 

### to rewver gold. Estimated mercury emissions from unit = Basis of estimate: 1Y4

3. Circle the c& 

### numbers forthe 

### type of 

### airpollution control

### device andthe 

### type of fume capture systemused: APC device ID no.: Fume capture system: :Yd4



### Q devkc is used D 

### X~ne 1 Fabric filter 1 Side-draft or canopy hood 

### 2 Wet scrubber 2 Close-fitting hood or direct process vent 3 Carbon adsorption unit 3 Other: 4 Other:4. 

### ExitExhaustVm(m 

### g* height: f :W< :? :X&-V.Bf. diameter: 

### fi flow rat& ftls 5,.br~a~ es or other measures sions 

### &omthis + q\h;-..bQ$.,j -3iZM-'

L~~. .w %% 5 jiT:

-1

,.n;rr*! ~:t?~-\r ' 6. Have air emissiontestsbeen conducted on these operations?

; , , ,

### & ,:: Yes [Enclose summary measurement data, including data on mercury

, . .>- :-3:-
,, ' .*4 v I., J rr speciation, if available, the test 

### methods us~d, information on 

# -
' Y. .*. actual production or processing rates and on process conditions at the time the measurements were made, and a stdement that any 

### APC devices (if present) were operating normally during thetest, .Itb 1. 

### or if not, what the abnormal operating 

### conditions were.] 

## w#g2T 7. Additional comments and in6ormation:

### ANNEX 7d. OTHER THERMAL PROCESS UNITS -



### 4mercuy emissiom are released.

2. An estimate ofthe actual mercury 

### air emissionsreleased fiom such

### unit and the his of such estimate, in accordancewith the followinghierarchy of data:

Direct testing art$ measwment. Based on engineering cdculatiolns that 

### take bta ac:coumtthe average mercury cantent of the ore processed, the rtnzouat of om processed md the potential for mercury releases from the spsifi~ procases utilized to reamer gold. Estimated mercury emissions fiom unit =iVA Basis of estimate: iM4

Circlethe codenumbers forthe type of 

### air pollution control device and the type of fume capture systemused: APC device ID no.: Fume capture system: :%?4 ; 1

## ., J

# m;li~g

1 .?.+ 

# .-:>.;jL;.[l: BB ~Yone 1 Side-draft or canopy hood 2 Close-fitting hood or direct process vent 3 Carbon adsorption unit 3 Other: 4 Other:4. Exit Exhaust 

### Vent &tack) 

### P- (for 

### gaseous

### ~m): B* height: 

### Et diameter: ft flow rate: ftls temperature: F 5. Describe anywork practices or othermeasures that prevent emissions fiomthis operation:
6. Have 

### air emksiontests been cuJlut,tL;ted on these operations?
1 Yes [Enclose summary measurement data, including data on mercury speciation, if available, the test methods used, information on actual production or processing rates and on process conditions at the time the measurements were made, and a statement that any APC devices (if present) were operating normally during the test, or if not, what the abnormal operating conditions were.] 7. Additional comments and information: