- - t II.>T .. III ::0. :SElectrical Conductivity (umhos/em) ',,-. ::I 12/14/94II. c..., 3C') CD (") ::::;0 ;0 CQ ::I CD .

Transcription

1 CD... N/'oJ 0010U '"U.:.. (1).'> (').., n.., '< X (") :SElectrical Conductivity (umhos/em) ',,-. 0 :: /) C. ::0 t1) :::r m CD c (') CD»... CQ :: CD -t) X (') c..., 3C') :: :=: B: CD :E tȯ. n'.. en..., c ::0 :- 0- l' -p.:. X 1 12/14/ t (") ::::;0 ;0 t.>! Qo m -- -

2 . ; 1 '; )! c:: -Q- Q ) en - - -""cia.. ex: ti: :E u 1. ::::7 6/0Zl6 <;S/9ZJ 1 ', +- X. 6/eZ19 ;;..-! i 0 C!D 0 10 <,1 1 i L 1. 6Jt:Zfg t 6J9/t>' - 0 t., ZlZt. 6161Z 16/ ZZ lt.n:t. tt>'t./zt.../ t 6/Zt./t. om oo t) N ooc N oc \0- o o o.. (-v6w) $plos pea0ss!c e;oj.

3 o N o o.1000 oo Chloride (mg/l) eno CDo - ooo N o o 1211/94 "' Ī Z/14194 t 1J121E5 il 1125/95 1W 1\ t,. 2/9/95.,. -:. " + 2/23/95 -+W 3/6/95 " -i 3/23/95 1. ọ. c: Q C') g (" Q.. :: o.c.,! !! 6126/95.. X 7/26/95 owd< 1 B/23/95. 1" 9/20/95 _ X ::a Q (" Q < -cc :E - Q... Co> :::: :::. (") -.. ọ. ēn

4 BRRW&AD Chart 1 Bromide Concentrallons n Receiving Water and Agricultural Drains '0 e 3.00 \ \ 1\\ 1.50t \ t=;\ J. < --MP t ---cp t -.- R-2 1_.-R }< 10. ='='='='::'!-'='--i--'-'---'-.'' -:-1-'-1.-1,-1,-1'-' ' ' OJ U '0... m Ci tt) id OJ C:! m ( N... N ;:: f----- nolo 1\-19

5 COMPLANCE PONS {Monitoring Wells: MWA, MWB, MWC, MWD} Background Data (in mg/l ecept as noted) Sampling Date: 12/20/94 Constituent MWA MWB MWC* MWD em'cerature -(ph units) : :1.00 (degrees 690 soa 1500Celcius) (umhos/cm) * No dredged material was placed in Area C Dissolved Metals: MWA: All concentrations were below detection limits ecept for arsenic, was mg/l. MWB: All concentrations were below detection limits ece =or arsenic, was mg/l; for nickel, which was mg/li aid for z:...c, whie:: was mg/l. MWC: All concentrations were below detection limits ecedt for arsenic, was mg/l. - MWD: All concentrations were below detection limits ecept for arsenic, was mg/l. A-20

6 PLANCE PONS (Monitoring Wells: MWA, MWD, MC, MWD) nitoring (in mg/l epept as noted),nerals and General Water Parameters Monitoring Period MWA MW3 MWC* MWD mperature (degrees , Celeius), , , " , , /29/94-8/24/95 9/21/ r ' No dredged material was placed in Area C )issolved race Metals Monitoring Period MWA MW3 MWC* 'rsenic' 12/29/94 -'8/24/95 <0.001 o. 0 14' - O :admium 12/29/94-8/24/95 :hromium 12/29/94-8/24/95 :opper 12/29/94-9/24/95 Lead 12/29/94-8/24/95 <0.002 <0.002 <0.002 Mercury 12/29/94-8/24/95 <0.001 <0.001 <0.001 Nickel 12/29/94-8/24/ Selenium 12/29/94-8/24/95 <0.001 <0.001 <0.001 Silver 12/29/94-8/24/95 hallium 12/29/94-8/24/95 <0.002 <0.002 <0.002 Zinc 12/29/94 -'8/24/ MWD <0.002 <0.001 <,0.001 <0.002 * No dredged material was placed in Area C r A-21

7 ECRW&MW Chart 1. Electrical Conductivity Measurements in Receiving Water and Monitoring Wells f u.c E.2 b ): 11 :J '0 C o oii \ \ ",y :t: X! :\ X,.. A, /' h. :t:,f) -/t...;.a,., A X t jjjj --- o.--f ' '- --'-"--1-" ' f--r-f-f y m _ M --+-R R-2. "'. MWA -H-- MWB MWC" -"'MWD

8 r--==:;;:::;;:;;;;;---======== DSRW&MW Chart 1 otal Dissolved Solids Concentrations n Receiving Water and Monitoring Wells (\ i1000 '0 UJ ' '0. o j! 600 ot- t,...,-/1..- '.L'j..., i f..t ><.L,- -+-R 1 -)K- -- -e-... MWC" MWB MWD MWA :t: R ' ;( e ;( e o -t-f------'-'-'--/-----' '--' "'+-1'...,"' '-1-' m m... v Data A-23

9 CLRW&MW Chart 1 Chloride Concentrations n Rccclvinu Water and Monltorlnu Wells !.400 "C o :c u 300.! MWA ---*-MWC" X -.- R-2 ;( ---.MWD '}" L & f. n..;" L 1 :t: " A t- -H- MWB -+-R Ol-t--,-,-,- '-'-+---'- +---' ' ----!---'.., '-' " m i'!i :: _ $ NS '1-+ ' ;a N N N

10 BRRW&MW Chart 1 Bromide Concentrations n Receiving Wator and Monitoring Wells ' " g E l.(.- " r" m D e 'A,."".. :( rl' A A X X MWA -+- R-1 -.L! MWB X -.- MWQ R 2 :( X! MWC" A ; (; (' t:..... (; N :( _, '-'f=."-f-=f-:'---'-+'-"---'---" '1-'", ,1-1-' m m :;s. $ w $ w m Dale A-25

11 tzl29l94 c 8 op orwell Water (Depth in Feet) N (,) A J1 ::::t 1 1 \ X " i m('") < r: B:.. G') r- :: c.. en m... U g; ('") srmsl t tll195 PJ2.ws 1 9/211951

12 i 0 <: <; i - ell 00 0 S67Z19! i., """! -1 S69/Z 6ZJZ.,... N :)...c ) C0 CD (..) ) () _t 'Vt S6lZ 1.1" 0 00,..... co MN00"0 t) 0 V Pa.o.OSS!C

13 Electrical Conductivity (umhoslcm).. N 0\ o o.. o N 0\ o oc \ /11/ /95 1 Ī 1/ /1'6195.!. i 2iZ2J95 1 3/6/951 1! 4/5/95.:. i 1 5/251951, c o -0 :E -0 m m ::c ::c

14 a:: a:: w w c.. 3 c.. 0 ::J.. t + - ss/sz/s " S6/9/7! - ro.c () «w a: «Ṯ S6M S6rcz./Z! SS19Z 1S66Z o ;; Q C\ N < S61Z szn t ss:g /\. ;61\.H S/\' o<0..- o"'.. on..- o ọ.- o = o<0 o N t.75t1u,.0

15 c - c Chloride (mg/l) eno 01o..., / /95 C") - o- 0" Q os: C") cc 0 C) :: Q.(') cn!!:! C) :::. c,. =!. := 0 C) _ :: _0... ::"11) >t;".. C) C A _ > m -i /595, 1 5/25/ t r- c :g m m ::D :::J

16 n 0 a:: a:: a.. w ;:)...J 5: - C ; >.C cu_ E.L S691t -: S619/v i -----' S6/SZlS t + ::: <.:1"0,...; "0 i C-c o 1010N..-, 00l') 0.- t.j <: t C) "t:c en Ị Co) S6/9iZ S6fZZfZ g 0 S6/6/Z w!1?6/ JU :)a3 SS/9n ss/t.tz.;- 1- S61Szn! S6/S/ SSH n C) j;j

17 /... 00c0.. encd ;.. = - m:tj (') ; -; otal Dissolved Solids..c (mgl) 1Ị1... C) o 1:1 "'J C. _S :;> "'S 1:1 Q] CJ - }> m;1) 5.:. S tern! "'J m;1) r :E 1/25/ r- c:: 951/11/ t c.t.- -"' cc cn =... _ t - c.< > o -. Cf) 0 o

18 .&>. 0CD C> 'J 51 5_ 5.L 1 1 i Q 2116l?5':" 1/1e /95 1 i 1/25/951 1 N o Electrical Conductivity (umhoslcm).. o o.&>. o C>o : /Sl?5..:.. i 1 5/25/951 + t r- c o "U "U m m ::tj ::tj

19 a:: a::. -.- \, -;- 56/9/7 \ uj ::> a. w... -S -.- j S6fgn S6'ZVZ -;; 3: S6SZ/5 \ MN(;) cu_ = en "::: c: t C> L!'. 7S /\.1- <D < "'f' N cD"f" 'OC) - C> -c o C) S6l1Z 56/9n: _0 S6SZl\. "0 en-c i- o 0... \ \ t pe oss!q +.L SSH LH 1\ \ Se/sn t 0

20 NCo>c. 0Ut 0U ' - oc: Chloride (mgll..) / W m ::<J Q) -.. CJ = CJ) (") Q , ::: n :"Q, Qc -! E:5 -:-i.:..+ C o 0:E o ::E ;:D m ;::J m"u m 0 5/ /11Po' 1 r-+ ct.-- (") (") Q Q ::.

21 C1' -. 0C1t NCo> 0U ::u -,. (.., C') is: m:::> W c.n... :: 0-..,» Chloride (mgll.) g,c') c Q 0 0(")., Q - =,..11) Q - ::"1»» _ - - CD 0:E! Q :::. 25 o "'U ::c m "'U ::J m -; m ir- 5.:. 1 + ct /11roO

22 APPENDX L Benefit Assessment of Alternative Long-erm Management Strategies for the Disposal of Dredged Materials from San Francisco Bay

23 Benefit Assessment of Alternative Long-erm Management Strategies for the Disposal of Dredged Materials from San Francisco Bay Prepared for: u.s. Environmental Protection Agency Region.9 San Francisco, California Prepared by: Jones & Stokes Associates, Sacramento, California nc. September 30, 1995

24 Benefit AS5essment of AJternative Long-erm Management Strategies for the Disposal of Dredged Materials from San Francisco Bay Prepared for: u.s. Environmental Protection Agency Region 9 Sediment Management 75 Hawthorne Street San Francisco, CA Contact: Rebecca uden 415/ Prepared by: Jones & Stokes Associates, nc V Street, Suite 100 Sacramento, CA Contact: homas Wegge September 30, 1995

25 his document should be cited as: Jones & Stokes Associates, nc Benefit assessment of alternative long-tenn management strategies for the disposal of dredged materials from San Francisco Bay. September 30, (JSA ) Sacramento, CA Prepared for u.s. Environmental Protection Agency, Region 9, San Francisco, CA.

26 able of Contents NRODUCON 1 Page AFUESOON 2 Wetland Functions and Outputs 3 Wetlands as Factors of Production for Other Goods and Services 3 Wetlands as Direct Producers of Consumer or Producer Welfare 5 LMS Habitat Restoration 5 Economic Benefits of Wetlands Restoration 6 Valuation echniques 6 Estimated Value of Restoring Wetlands under the LMS Program 7 PROMONG FUEUSE OPPORUNES 9 Levee Rehabilitation 9 Landfill Cover and Construction Fill 9 Beach Nourishment 10 ESABLSHNG FUEGULAORY CERANY 11 PROECNG ECOSYSEM HEALH 11 COMPARAVE BENEF ASSESSMEN OF LMS DSPOSAL OPONS 13 Benefits Common to Both Scenarios 14 Low Scenario 14 Medium Scenario 15 Summary 15 CAONS 16 Printed References 16 Personal Communications 18