We lc ome s Joe Woodwar d PSM, Paul F or war d and Dr Andr e w - PowerPoint PPT Presentation

We lc ome s Joe Woodwar d PSM, Paul F or war d and Dr Andr e w Stoe c ke l PAC Me r its Re vie w 2 Site Inspe c tion Russe ll Vale Collie r y Unde r gr ound E xpansion Pr oje c t Slide 1 8 De c e mbe r 2015

Ag e nda 1. T he UE P 2. Appro va ls Pro c e ss 3. T e rms o f Re fe re nc e 4. PAC Re c o mme nda tio ns 5. Co nc lusio n Slide 2 Busine ss Co nfide ntia l

T he UE P Russe ll Va le Co llie ry Unde rg ro und E xpa nsio n Pro je c t (UE P) c o mprise d o f:  Co a l e xtra c tio n fro m 8 L W pa ne ls  Re so urc e o f 4.7 Mt ROM (ma x. a nnua l ra te o f 3 Mtpa )  Co ntinuing use a nd upg ra de o f Russe ll Va le site infra struc ture Slide 3

Appro va ls Pro c e ss Pr oje c t Submission of DGRs Issue d dr aft E A Applic ation Aug ust 2009 F e b rua ry 2011 Aug ust 2009 Public Submission of PPR and RT S E xhibition F inal E A F e b rua ry 2013 18/ 02/ 13 to F e b rua ry 2013 05/ 04/ 13 Asse ssme nt 1 st PAC Me r Re sidual its Re por t Matte r s Re por t Re vie w De c e mb e r 2014 June 2014 F e b rua ry 2015 2 nd PAC DP&E IRAP Pr oc e ss Re sponse to PAC June to Se p Adde ndum Me r its Me r its Re vie w 2015 Re por t Se pte mb e r 2015 Re vie w De c e mb e r 2015 Slide 4

2 nd PAC Me rits Re vie w T ORs  Unde rta ke a re vie w o f the UE P c o nside ring :  T he Mining SE PP (a s a me nde d 2 Se pte mb e r 2015)  DP&E Adde ndum Re po rt a nd Re c o mme nde d Pro je c t Appro va l Co nditio ns  L ike ly e c o no mic , e nviro nme nt a nd so c ia l impa c ts o f the de ve lo pme nt in the lo c a lity, re g io n a nd Sta te  Sub missio ns ma de to the PAC a s pa rt o f the pub lic he a ring s to b e he ld  Any sub missio ns ma de b y the a pplic a nt to the PAC o n the ma tte rs the sub je c t o f this re vie w Slide 5

PAC Re c o mme nda tio ns  1 Sub side nc e , surfa c e wa te r, g ro undwa te r, swa mps  2 – 4 Swa mps  5 – 6 E c o no mic s  7 No ise  8 – 10 Air Qua lity  11 F lo o ding  12 – 13 Co a l T ra nspo rta tio n  14 Ro a d No ise  15 I nfra struc ture Ca pa c ity Slide 6

Re c o mme nda tio n 1 T he e stablishme nt of a r isk asse ssme nt pane l , c o nstitute d b y a n inde pe nde nt c ha ir, Wa te r NSW, the Da ms Sa fe ty Co mmitte e , the Divisio n o f Re so urc e s a nd E ne rg y a nd the pro po ne nt to ove r isk asse ssme nt , pa rtic ula rly se e an inte gr ate d r fo c using o n links b e twe e n sub side nc e a nd wa te r (b o th g ro undwa te r a nd surfa c e wa te r) impa c ts o f the pro po sa l. T his risk a sse ssme nt, inc luding a sso c ia te d wo rk r e r unning the gr oundwate r mode lling a s re c o mme nde d b y Dr Ma c kie ; a nd addr e ssing the issue s r aise d by ts (a s hig hlig hte d in this re po rt), ne e ds to b e the r e le vant age nc ie s and e xpe r c o mple te d b e fo re the a pplic a tio n c a n b e de te rmine d. Slide 7

Re c o mme nda tio n 1 – Pro c e ss Inde pe nde nt Risk Asse ssme nt Pane l (IRAP)  L e d b y I nde pe nde nt Cha ir  DP&E a ppro ve d me mb e rs a nd re vie we d T e rms o f Re fe re nc e  Appro ve d the me tho do lo g y  Re vie we d I nte g ra te d Risk Asse ssme nt (inc luding suppo rting info rma tio n)  Re vie we d re spo nse s to re g ula to r a nd e xpe rt issue s Inte gr ate d Risk Asse ssme nt (3 month pr oc e ss)  L e d b y Dr Da le Co o pe r (e xpe rt in Risk Asse ssme nt)  E xte nsive c o nsulta tio n with DP&E , DSC, DRE a nd Wa te rNSW  Asse sse d a nd ra nke d po te ntia l risks to wa te r re so urc e s a sso c ia te d with sub side nc e , surfa c e wa te r a nd g ro undwa te r Slide 8

Re c o mme nda tio n 1 – Pro c e ss  Inte gr ate d Risk Asse ssme nt  Me tho do lo g y c o nsiste nt with I S O 31000:2009 Risk Manag e me nt – Princ iple s and g uidanc e  Use d de ta ile d e ve nt tre e s to c o nside r a ll fe a sib le c o nse q ue nc e s o f unde rg ro und mining  I RAP Pro c e ss fo r Pro je c t Appro va l Pro c e ss Slide 9

Re c o mme nda tio n 1 – Me tho do lo g y  I nte g ra te d Risk Asse ssme nt Pro c e ss  Se g re g a te d pro je c t into thre e se rie s o f L W pa ne ls (L Ws 1-3, 6-7 a nd 9-11)  110 po te ntia l risks ide ntifie d  Pro je c t-spe c ific like liho o d a nd c o nse q ue nc e sc a le s c o nside re d fo r e a c h risk in a c c o rda nc e with Bro a dle a f’ s ta ilo re d ‘ L e ve l o f Risk’ Ma trix Slide 10

Re c o mme nda tio n 1 – F inding s  L ike liho o d a nd c o nse q ue nc e c o mb ine d to pro vide o ve ra ll risk ra ting s: 61 ne g lig ib le risks o 18 lo w risks o 29 me dium risks o 2 hig h risks o  0 e xtre me risks we re ide ntifie d  2 hig h risks (b o th re la te d to impa c ts to CCUS4)  Mo st o f the me dium risks ha ve high pr obabilitie s o f o c c urre nc e , b ut low or ne gligible c onse que nc e s  Whe re hig h o r me dium risks (with hig he r c o nse q ue nc e s) we re ide ntifie d, a dditio na l c o ntro ls we re de ve lo pe d c o nsulta tio n with WCL spe c ia lists, re g ula to rs a nd the I RAP Slide 11

Re c o mme nda tio n 1 – Co ntro ls Risk De sc r iption L C Risk Additional Contr ols BS1113 Surfa c e fra c turing c a using c ra c king A 4 Hig h • SOC  Ong o ing c o nsulta tio n with I o f b e dro c k le a ding to drying o f MP  E swa mp CCUS4, le a ding to a xte nsive swa mp a nd wa te r mo nito ring pro g ra m de trime nta l e ffe c t o n swa mp • Dra ft Co nditio ns  $500k b o nd e c o syste ms fro m mining o f L Ws 6-7  De ta ile d pe rfo rma nc e me a sure s  Offse ts if impa c ts to CCUS4 a re g re a te r tha n ne g lig ib le  Mo nito ring da ta to b e pro vide d to the I MP BS1213 Surfa c e fra c turing o f c o ntro lling A 4 Hig h • As a b o ve ro c kb a rs c a using the drying o f swa mp CCUS4, le a ding to a de trime nta l e ffe c t o n swa mp e c o syste ms fro m the mining o f L W 6 CT 121 T ilting c a using c ha ng e s to swa mp C 3 Me dium • As a b o ve wa te r re g ime s le a ding to • Dra ft Co nditio ns  Pre pa ra tio n o f Upla nd Swa mp MP in c o nsulta tio n with de trime nta l e ffe c ts o n swa mp e c o syste m BCUS4 fro m mining o f OE H, NOW a nd SCA to de te rmine c o mplia nc e with L Ws 9-11 pe rfo rma nc e me a sure s Slide 12 L ike liho o d A – Almo st Ce rta in B – L ike ly C – Po ssib le D – Unlike ly E - Ra re Co nse q ue nc e 1 – Ve ry L o w 2 – L o w 3 – Mo de ra te 4 – Hig h 5 – Ve ry Hig h

Re c o mme nda tio n 1 – Co ntro ls Risk De sc r iption L C Risk Additional Contr ols AS212 Re duc e d b a se flo w to stre a ms due to A 2 Me dium • SOC –  de pre ssurisa tio n o f the re g io na l Wa te r MP  a q uife r (L Ws 1-3) Additio na l mo nito ring to c o nfirm c o nse rva tism o f e stima te d ‘ ta ke ’  Ho ld wa te r lic e nc e s • Dra ft Co nditio ns – Wa te r MP BH111 Cha ng e s to the g ro undwa te r re g ime A 2 Me dium • SOC –  inc re a sing g ro undwa te r flo ws into Wa te r MP  de e pe r stra ta o r mine vo ids le a ding to Ong o ing mo nito ring to c o nfirm c o nse rva tism o f a re duc e d q ua ntity o f wa te r in e stima te d impa c t  Ca ta ra c t Re se rvo ir (L Ws 6-7) Ho ld wa te r lic e nc e s • Dra ft Co nditio ns – Wa te r MP BS212 Re duc e d b a se flo w to stre a ms due to A 2 Me dium As pe r AS212 de pre ssurisa tio n o f the re g io na l a q uife r (L Ws 6-7) CS212 Re duc e d b a se flo w to stre a ms due to A 2 Me dium As pe r AS212 de pre ssurisa tio n o f the re g io na l a q uife r re sulting fro m mining (L Ws 9-11) Slide 13 L ike liho o d A – Almo st Ce rta in Co nse q ue nc e 2 – L o w

Re c o mme nda tio n 1 – I RAP Co nc lusio n “I t is the I RAP’ s o pinio n that the risk asse ssme nt has be e n c onduc te d by appr opr iate ly qualifie d e xpe r ts in the fie lds o f mine subside nc e e ng ine e ring , g ro undwate r, surfac e wate r and e c o lo g y. I t is unde rsto o d that the WCL e xpe rts wo rke d o n the pro je c t to g e the r fo r a c o nside rable pe rio d o f time , whic h pro vide d the m the e xpe r ie nc e and knowle dge r e quir e d to c onduc t the ‘inte gr ate d’ r isk asse ssme nt , whic h aims to e nsure that the risks asso c iate d with unde rg ro und mining o n the quantity and quality o f g ro undwate r and surfac e wate r as we ll as upland swamps have be e n asse sse d and appro priate c o ntro ls are ide ntifie d” (I RAP) “F o llo wing an e xte nsive re vie w o f the risk asse ssme nt and the re le vant do c ume ntatio n, it is the opinion ate d’ and has be e n base d upo n an appr of IR AP that the r isk asse ssme nt is ‘inte gr oac h that is suffic ie ntly de taile d and at an appr opr iate le ve l to e valuate the risks to the swamps, stre ams, g ro undwate r and the wate rs o f Catarac t Re se rvo ir.” (I RAP) Slide 14